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diff --git a/data/sbin/ipneigh b/data/loongarch_musl/sbin/ipneigh
similarity index 100%
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diff --git a/data/sbin/iproute b/data/loongarch_musl/sbin/iproute
similarity index 100%
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diff --git a/data/sbin/iprule b/data/loongarch_musl/sbin/iprule
similarity index 100%
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diff --git a/data/sbin/iptunnel b/data/loongarch_musl/sbin/iptunnel
similarity index 100%
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diff --git a/data/sbin/klogd b/data/loongarch_musl/sbin/klogd
similarity index 100%
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diff --git a/data/sbin/loadkmap b/data/loongarch_musl/sbin/loadkmap
similarity index 100%
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diff --git a/data/sbin/logread b/data/loongarch_musl/sbin/logread
similarity index 100%
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diff --git a/data/sbin/losetup b/data/loongarch_musl/sbin/losetup
similarity index 100%
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diff --git a/data/sbin/lsmod b/data/loongarch_musl/sbin/lsmod
similarity index 100%
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diff --git a/data/sbin/makedevs b/data/loongarch_musl/sbin/makedevs
similarity index 100%
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diff --git a/data/sbin/mdev b/data/loongarch_musl/sbin/mdev
similarity index 100%
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diff --git a/data/sbin/mkdosfs b/data/loongarch_musl/sbin/mkdosfs
similarity index 100%
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diff --git a/data/sbin/mke2fs b/data/loongarch_musl/sbin/mke2fs
similarity index 100%
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diff --git a/data/sbin/mkfs.ext2 b/data/loongarch_musl/sbin/mkfs.ext2
similarity index 100%
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diff --git a/data/sbin/mkfs.minix b/data/loongarch_musl/sbin/mkfs.minix
similarity index 100%
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diff --git a/data/sbin/mkfs.vfat b/data/loongarch_musl/sbin/mkfs.vfat
similarity index 100%
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diff --git a/data/sbin/mkswap b/data/loongarch_musl/sbin/mkswap
similarity index 100%
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diff --git a/data/sbin/modinfo b/data/loongarch_musl/sbin/modinfo
similarity index 100%
rename from data/sbin/modinfo
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diff --git a/data/sbin/modprobe b/data/loongarch_musl/sbin/modprobe
similarity index 100%
rename from data/sbin/modprobe
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diff --git a/data/sbin/nameif b/data/loongarch_musl/sbin/nameif
similarity index 100%
rename from data/sbin/nameif
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diff --git a/data/sbin/pivot_root b/data/loongarch_musl/sbin/pivot_root
similarity index 100%
rename from data/sbin/pivot_root
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diff --git a/data/sbin/poweroff b/data/loongarch_musl/sbin/poweroff
similarity index 100%
rename from data/sbin/poweroff
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diff --git a/data/sbin/raidautorun b/data/loongarch_musl/sbin/raidautorun
similarity index 100%
rename from data/sbin/raidautorun
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diff --git a/data/sbin/reboot b/data/loongarch_musl/sbin/reboot
similarity index 100%
rename from data/sbin/reboot
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diff --git a/data/sbin/rmmod b/data/loongarch_musl/sbin/rmmod
similarity index 100%
rename from data/sbin/rmmod
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diff --git a/data/sbin/route b/data/loongarch_musl/sbin/route
similarity index 100%
rename from data/sbin/route
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diff --git a/data/sbin/run-init b/data/loongarch_musl/sbin/run-init
similarity index 100%
rename from data/sbin/run-init
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diff --git a/data/sbin/runlevel b/data/loongarch_musl/sbin/runlevel
similarity index 100%
rename from data/sbin/runlevel
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diff --git a/data/sbin/setconsole b/data/loongarch_musl/sbin/setconsole
similarity index 100%
rename from data/sbin/setconsole
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diff --git a/data/sbin/slattach b/data/loongarch_musl/sbin/slattach
similarity index 100%
rename from data/sbin/slattach
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diff --git a/data/sbin/start-stop-daemon b/data/loongarch_musl/sbin/start-stop-daemon
similarity index 100%
rename from data/sbin/start-stop-daemon
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diff --git a/data/sbin/sulogin b/data/loongarch_musl/sbin/sulogin
similarity index 100%
rename from data/sbin/sulogin
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diff --git a/data/sbin/swapoff b/data/loongarch_musl/sbin/swapoff
similarity index 100%
rename from data/sbin/swapoff
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diff --git a/data/sbin/swapon b/data/loongarch_musl/sbin/swapon
similarity index 100%
rename from data/sbin/swapon
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diff --git a/data/sbin/switch_root b/data/loongarch_musl/sbin/switch_root
similarity index 100%
rename from data/sbin/switch_root
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diff --git a/data/sbin/sysctl b/data/loongarch_musl/sbin/sysctl
similarity index 100%
rename from data/sbin/sysctl
rename to data/loongarch_musl/sbin/sysctl
diff --git a/data/sbin/syslogd b/data/loongarch_musl/sbin/syslogd
similarity index 100%
rename from data/sbin/syslogd
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diff --git a/data/sbin/tunctl b/data/loongarch_musl/sbin/tunctl
similarity index 100%
rename from data/sbin/tunctl
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diff --git a/data/sbin/udhcpc b/data/loongarch_musl/sbin/udhcpc
similarity index 100%
rename from data/sbin/udhcpc
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diff --git a/data/sbin/uevent b/data/loongarch_musl/sbin/uevent
similarity index 100%
rename from data/sbin/uevent
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diff --git a/data/sbin/vconfig b/data/loongarch_musl/sbin/vconfig
similarity index 100%
rename from data/sbin/vconfig
rename to data/loongarch_musl/sbin/vconfig
diff --git a/data/sbin/watchdog b/data/loongarch_musl/sbin/watchdog
similarity index 100%
rename from data/sbin/watchdog
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diff --git a/data/sbin/zcip b/data/loongarch_musl/sbin/zcip
similarity index 100%
rename from data/sbin/zcip
rename to data/loongarch_musl/sbin/zcip
diff --git a/data/sys/.gitkeep b/data/loongarch_musl/sys/.gitkeep
similarity index 100%
rename from data/sys/.gitkeep
rename to data/loongarch_musl/sys/.gitkeep
diff --git a/data/usr/bin/[ b/data/loongarch_musl/usr/bin/[
similarity index 100%
rename from data/usr/bin/[
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diff --git a/data/usr/bin/[[ b/data/loongarch_musl/usr/bin/[[
similarity index 100%
rename from data/usr/bin/[[
rename to data/loongarch_musl/usr/bin/[[
diff --git a/data/usr/bin/ascii b/data/loongarch_musl/usr/bin/ascii
similarity index 100%
rename from data/usr/bin/ascii
rename to data/loongarch_musl/usr/bin/ascii
diff --git a/data/usr/bin/awk b/data/loongarch_musl/usr/bin/awk
similarity index 100%
rename from data/usr/bin/awk
rename to data/loongarch_musl/usr/bin/awk
diff --git a/data/usr/bin/basename b/data/loongarch_musl/usr/bin/basename
similarity index 100%
rename from data/usr/bin/basename
rename to data/loongarch_musl/usr/bin/basename
diff --git a/data/usr/bin/bc b/data/loongarch_musl/usr/bin/bc
similarity index 100%
rename from data/usr/bin/bc
rename to data/loongarch_musl/usr/bin/bc
diff --git a/data/usr/bin/beep b/data/loongarch_musl/usr/bin/beep
similarity index 100%
rename from data/usr/bin/beep
rename to data/loongarch_musl/usr/bin/beep
diff --git a/data/usr/bin/blkdiscard b/data/loongarch_musl/usr/bin/blkdiscard
similarity index 100%
rename from data/usr/bin/blkdiscard
rename to data/loongarch_musl/usr/bin/blkdiscard
diff --git a/data/usr/bin/bunzip2 b/data/loongarch_musl/usr/bin/bunzip2
similarity index 100%
rename from data/usr/bin/bunzip2
rename to data/loongarch_musl/usr/bin/bunzip2
diff --git a/data/usr/bin/bzcat b/data/loongarch_musl/usr/bin/bzcat
similarity index 100%
rename from data/usr/bin/bzcat
rename to data/loongarch_musl/usr/bin/bzcat
diff --git a/data/usr/bin/bzip2 b/data/loongarch_musl/usr/bin/bzip2
similarity index 100%
rename from data/usr/bin/bzip2
rename to data/loongarch_musl/usr/bin/bzip2
diff --git a/data/usr/bin/cal b/data/loongarch_musl/usr/bin/cal
similarity index 100%
rename from data/usr/bin/cal
rename to data/loongarch_musl/usr/bin/cal
diff --git a/data/usr/bin/chpst b/data/loongarch_musl/usr/bin/chpst
similarity index 100%
rename from data/usr/bin/chpst
rename to data/loongarch_musl/usr/bin/chpst
diff --git a/data/usr/bin/chrt b/data/loongarch_musl/usr/bin/chrt
similarity index 100%
rename from data/usr/bin/chrt
rename to data/loongarch_musl/usr/bin/chrt
diff --git a/data/usr/bin/chvt b/data/loongarch_musl/usr/bin/chvt
similarity index 100%
rename from data/usr/bin/chvt
rename to data/loongarch_musl/usr/bin/chvt
diff --git a/data/usr/bin/cksum b/data/loongarch_musl/usr/bin/cksum
similarity index 100%
rename from data/usr/bin/cksum
rename to data/loongarch_musl/usr/bin/cksum
diff --git a/data/usr/bin/clear b/data/loongarch_musl/usr/bin/clear
similarity index 100%
rename from data/usr/bin/clear
rename to data/loongarch_musl/usr/bin/clear
diff --git a/data/usr/bin/cmp b/data/loongarch_musl/usr/bin/cmp
similarity index 100%
rename from data/usr/bin/cmp
rename to data/loongarch_musl/usr/bin/cmp
diff --git a/data/usr/bin/comm b/data/loongarch_musl/usr/bin/comm
similarity index 100%
rename from data/usr/bin/comm
rename to data/loongarch_musl/usr/bin/comm
diff --git a/data/usr/bin/crc32 b/data/loongarch_musl/usr/bin/crc32
similarity index 100%
rename from data/usr/bin/crc32
rename to data/loongarch_musl/usr/bin/crc32
diff --git a/data/usr/bin/crontab b/data/loongarch_musl/usr/bin/crontab
similarity index 100%
rename from data/usr/bin/crontab
rename to data/loongarch_musl/usr/bin/crontab
diff --git a/data/usr/bin/cryptpw b/data/loongarch_musl/usr/bin/cryptpw
similarity index 100%
rename from data/usr/bin/cryptpw
rename to data/loongarch_musl/usr/bin/cryptpw
diff --git a/data/usr/bin/cut b/data/loongarch_musl/usr/bin/cut
similarity index 100%
rename from data/usr/bin/cut
rename to data/loongarch_musl/usr/bin/cut
diff --git a/data/usr/bin/dc b/data/loongarch_musl/usr/bin/dc
similarity index 100%
rename from data/usr/bin/dc
rename to data/loongarch_musl/usr/bin/dc
diff --git a/data/usr/bin/deallocvt b/data/loongarch_musl/usr/bin/deallocvt
similarity index 100%
rename from data/usr/bin/deallocvt
rename to data/loongarch_musl/usr/bin/deallocvt
diff --git a/data/usr/bin/diff b/data/loongarch_musl/usr/bin/diff
similarity index 100%
rename from data/usr/bin/diff
rename to data/loongarch_musl/usr/bin/diff
diff --git a/data/usr/bin/dirname b/data/loongarch_musl/usr/bin/dirname
similarity index 100%
rename from data/usr/bin/dirname
rename to data/loongarch_musl/usr/bin/dirname
diff --git a/data/usr/bin/dos2unix b/data/loongarch_musl/usr/bin/dos2unix
similarity index 100%
rename from data/usr/bin/dos2unix
rename to data/loongarch_musl/usr/bin/dos2unix
diff --git a/data/usr/bin/dpkg b/data/loongarch_musl/usr/bin/dpkg
similarity index 100%
rename from data/usr/bin/dpkg
rename to data/loongarch_musl/usr/bin/dpkg
diff --git a/data/usr/bin/dpkg-deb b/data/loongarch_musl/usr/bin/dpkg-deb
similarity index 100%
rename from data/usr/bin/dpkg-deb
rename to data/loongarch_musl/usr/bin/dpkg-deb
diff --git a/data/usr/bin/du b/data/loongarch_musl/usr/bin/du
similarity index 100%
rename from data/usr/bin/du
rename to data/loongarch_musl/usr/bin/du
diff --git a/data/usr/bin/dumpleases b/data/loongarch_musl/usr/bin/dumpleases
similarity index 100%
rename from data/usr/bin/dumpleases
rename to data/loongarch_musl/usr/bin/dumpleases
diff --git a/data/usr/bin/eject b/data/loongarch_musl/usr/bin/eject
similarity index 100%
rename from data/usr/bin/eject
rename to data/loongarch_musl/usr/bin/eject
diff --git a/data/usr/bin/env b/data/loongarch_musl/usr/bin/env
similarity index 100%
rename from data/usr/bin/env
rename to data/loongarch_musl/usr/bin/env
diff --git a/data/usr/bin/envdir b/data/loongarch_musl/usr/bin/envdir
similarity index 100%
rename from data/usr/bin/envdir
rename to data/loongarch_musl/usr/bin/envdir
diff --git a/data/usr/bin/envuidgid b/data/loongarch_musl/usr/bin/envuidgid
similarity index 100%
rename from data/usr/bin/envuidgid
rename to data/loongarch_musl/usr/bin/envuidgid
diff --git a/data/usr/bin/expand b/data/loongarch_musl/usr/bin/expand
similarity index 100%
rename from data/usr/bin/expand
rename to data/loongarch_musl/usr/bin/expand
diff --git a/data/usr/bin/expr b/data/loongarch_musl/usr/bin/expr
similarity index 100%
rename from data/usr/bin/expr
rename to data/loongarch_musl/usr/bin/expr
diff --git a/data/usr/bin/factor b/data/loongarch_musl/usr/bin/factor
similarity index 100%
rename from data/usr/bin/factor
rename to data/loongarch_musl/usr/bin/factor
diff --git a/data/usr/bin/fallocate b/data/loongarch_musl/usr/bin/fallocate
similarity index 100%
rename from data/usr/bin/fallocate
rename to data/loongarch_musl/usr/bin/fallocate
diff --git a/data/usr/bin/fgconsole b/data/loongarch_musl/usr/bin/fgconsole
similarity index 100%
rename from data/usr/bin/fgconsole
rename to data/loongarch_musl/usr/bin/fgconsole
diff --git a/data/usr/bin/find b/data/loongarch_musl/usr/bin/find
similarity index 100%
rename from data/usr/bin/find
rename to data/loongarch_musl/usr/bin/find
diff --git a/data/usr/bin/flock b/data/loongarch_musl/usr/bin/flock
similarity index 100%
rename from data/usr/bin/flock
rename to data/loongarch_musl/usr/bin/flock
diff --git a/data/usr/bin/fold b/data/loongarch_musl/usr/bin/fold
similarity index 100%
rename from data/usr/bin/fold
rename to data/loongarch_musl/usr/bin/fold
diff --git a/data/usr/bin/free b/data/loongarch_musl/usr/bin/free
similarity index 100%
rename from data/usr/bin/free
rename to data/loongarch_musl/usr/bin/free
diff --git a/data/usr/bin/ftpget b/data/loongarch_musl/usr/bin/ftpget
similarity index 100%
rename from data/usr/bin/ftpget
rename to data/loongarch_musl/usr/bin/ftpget
diff --git a/data/usr/bin/ftpput b/data/loongarch_musl/usr/bin/ftpput
similarity index 100%
rename from data/usr/bin/ftpput
rename to data/loongarch_musl/usr/bin/ftpput
diff --git a/data/usr/bin/fuser b/data/loongarch_musl/usr/bin/fuser
similarity index 100%
rename from data/usr/bin/fuser
rename to data/loongarch_musl/usr/bin/fuser
diff --git a/data/usr/bin/getfattr b/data/loongarch_musl/usr/bin/getfattr
similarity index 100%
rename from data/usr/bin/getfattr
rename to data/loongarch_musl/usr/bin/getfattr
diff --git a/data/usr/bin/groups b/data/loongarch_musl/usr/bin/groups
similarity index 100%
rename from data/usr/bin/groups
rename to data/loongarch_musl/usr/bin/groups
diff --git a/data/usr/bin/hd b/data/loongarch_musl/usr/bin/hd
similarity index 100%
rename from data/usr/bin/hd
rename to data/loongarch_musl/usr/bin/hd
diff --git a/data/usr/bin/head b/data/loongarch_musl/usr/bin/head
similarity index 100%
rename from data/usr/bin/head
rename to data/loongarch_musl/usr/bin/head
diff --git a/data/usr/bin/hexdump b/data/loongarch_musl/usr/bin/hexdump
similarity index 100%
rename from data/usr/bin/hexdump
rename to data/loongarch_musl/usr/bin/hexdump
diff --git a/data/usr/bin/hexedit b/data/loongarch_musl/usr/bin/hexedit
similarity index 100%
rename from data/usr/bin/hexedit
rename to data/loongarch_musl/usr/bin/hexedit
diff --git a/data/usr/bin/hostid b/data/loongarch_musl/usr/bin/hostid
similarity index 100%
rename from data/usr/bin/hostid
rename to data/loongarch_musl/usr/bin/hostid
diff --git a/data/usr/bin/id b/data/loongarch_musl/usr/bin/id
similarity index 100%
rename from data/usr/bin/id
rename to data/loongarch_musl/usr/bin/id
diff --git a/data/usr/bin/install b/data/loongarch_musl/usr/bin/install
similarity index 100%
rename from data/usr/bin/install
rename to data/loongarch_musl/usr/bin/install
diff --git a/data/usr/bin/ipcrm b/data/loongarch_musl/usr/bin/ipcrm
similarity index 100%
rename from data/usr/bin/ipcrm
rename to data/loongarch_musl/usr/bin/ipcrm
diff --git a/data/usr/bin/ipcs b/data/loongarch_musl/usr/bin/ipcs
similarity index 100%
rename from data/usr/bin/ipcs
rename to data/loongarch_musl/usr/bin/ipcs
diff --git a/data/usr/bin/killall b/data/loongarch_musl/usr/bin/killall
similarity index 100%
rename from data/usr/bin/killall
rename to data/loongarch_musl/usr/bin/killall
diff --git a/data/usr/bin/last b/data/loongarch_musl/usr/bin/last
similarity index 100%
rename from data/usr/bin/last
rename to data/loongarch_musl/usr/bin/last
diff --git a/data/usr/bin/less b/data/loongarch_musl/usr/bin/less
similarity index 100%
rename from data/usr/bin/less
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diff --git a/data/usr/bin/logger b/data/loongarch_musl/usr/bin/logger
similarity index 100%
rename from data/usr/bin/logger
rename to data/loongarch_musl/usr/bin/logger
diff --git a/data/usr/bin/logname b/data/loongarch_musl/usr/bin/logname
similarity index 100%
rename from data/usr/bin/logname
rename to data/loongarch_musl/usr/bin/logname
diff --git a/data/usr/bin/lpq b/data/loongarch_musl/usr/bin/lpq
similarity index 100%
rename from data/usr/bin/lpq
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diff --git a/data/usr/bin/lpr b/data/loongarch_musl/usr/bin/lpr
similarity index 100%
rename from data/usr/bin/lpr
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diff --git a/data/usr/bin/lsof b/data/loongarch_musl/usr/bin/lsof
similarity index 100%
rename from data/usr/bin/lsof
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diff --git a/data/usr/bin/lspci b/data/loongarch_musl/usr/bin/lspci
similarity index 100%
rename from data/usr/bin/lspci
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diff --git a/data/usr/bin/lsscsi b/data/loongarch_musl/usr/bin/lsscsi
similarity index 100%
rename from data/usr/bin/lsscsi
rename to data/loongarch_musl/usr/bin/lsscsi
diff --git a/data/usr/bin/lsusb b/data/loongarch_musl/usr/bin/lsusb
similarity index 100%
rename from data/usr/bin/lsusb
rename to data/loongarch_musl/usr/bin/lsusb
diff --git a/data/usr/bin/lzcat b/data/loongarch_musl/usr/bin/lzcat
similarity index 100%
rename from data/usr/bin/lzcat
rename to data/loongarch_musl/usr/bin/lzcat
diff --git a/data/usr/bin/lzma b/data/loongarch_musl/usr/bin/lzma
similarity index 100%
rename from data/usr/bin/lzma
rename to data/loongarch_musl/usr/bin/lzma
diff --git a/data/usr/bin/man b/data/loongarch_musl/usr/bin/man
similarity index 100%
rename from data/usr/bin/man
rename to data/loongarch_musl/usr/bin/man
diff --git a/data/usr/bin/md5sum b/data/loongarch_musl/usr/bin/md5sum
similarity index 100%
rename from data/usr/bin/md5sum
rename to data/loongarch_musl/usr/bin/md5sum
diff --git a/data/usr/bin/mesg b/data/loongarch_musl/usr/bin/mesg
similarity index 100%
rename from data/usr/bin/mesg
rename to data/loongarch_musl/usr/bin/mesg
diff --git a/data/usr/bin/microcom b/data/loongarch_musl/usr/bin/microcom
similarity index 100%
rename from data/usr/bin/microcom
rename to data/loongarch_musl/usr/bin/microcom
diff --git a/data/usr/bin/mkfifo b/data/loongarch_musl/usr/bin/mkfifo
similarity index 100%
rename from data/usr/bin/mkfifo
rename to data/loongarch_musl/usr/bin/mkfifo
diff --git a/data/usr/bin/mkpasswd b/data/loongarch_musl/usr/bin/mkpasswd
similarity index 100%
rename from data/usr/bin/mkpasswd
rename to data/loongarch_musl/usr/bin/mkpasswd
diff --git a/data/usr/bin/nc b/data/loongarch_musl/usr/bin/nc
similarity index 100%
rename from data/usr/bin/nc
rename to data/loongarch_musl/usr/bin/nc
diff --git a/data/usr/bin/nl b/data/loongarch_musl/usr/bin/nl
similarity index 100%
rename from data/usr/bin/nl
rename to data/loongarch_musl/usr/bin/nl
diff --git a/data/usr/bin/nmeter b/data/loongarch_musl/usr/bin/nmeter
similarity index 100%
rename from data/usr/bin/nmeter
rename to data/loongarch_musl/usr/bin/nmeter
diff --git a/data/usr/bin/nohup b/data/loongarch_musl/usr/bin/nohup
similarity index 100%
rename from data/usr/bin/nohup
rename to data/loongarch_musl/usr/bin/nohup
diff --git a/data/usr/bin/nproc b/data/loongarch_musl/usr/bin/nproc
similarity index 100%
rename from data/usr/bin/nproc
rename to data/loongarch_musl/usr/bin/nproc
diff --git a/data/usr/bin/nsenter b/data/loongarch_musl/usr/bin/nsenter
similarity index 100%
rename from data/usr/bin/nsenter
rename to data/loongarch_musl/usr/bin/nsenter
diff --git a/data/usr/bin/nslookup b/data/loongarch_musl/usr/bin/nslookup
similarity index 100%
rename from data/usr/bin/nslookup
rename to data/loongarch_musl/usr/bin/nslookup
diff --git a/data/usr/bin/od b/data/loongarch_musl/usr/bin/od
similarity index 100%
rename from data/usr/bin/od
rename to data/loongarch_musl/usr/bin/od
diff --git a/data/usr/bin/openvt b/data/loongarch_musl/usr/bin/openvt
similarity index 100%
rename from data/usr/bin/openvt
rename to data/loongarch_musl/usr/bin/openvt
diff --git a/data/usr/bin/passwd b/data/loongarch_musl/usr/bin/passwd
similarity index 100%
rename from data/usr/bin/passwd
rename to data/loongarch_musl/usr/bin/passwd
diff --git a/data/usr/bin/paste b/data/loongarch_musl/usr/bin/paste
similarity index 100%
rename from data/usr/bin/paste
rename to data/loongarch_musl/usr/bin/paste
diff --git a/data/usr/bin/patch b/data/loongarch_musl/usr/bin/patch
similarity index 100%
rename from data/usr/bin/patch
rename to data/loongarch_musl/usr/bin/patch
diff --git a/data/usr/bin/pgrep b/data/loongarch_musl/usr/bin/pgrep
similarity index 100%
rename from data/usr/bin/pgrep
rename to data/loongarch_musl/usr/bin/pgrep
diff --git a/data/usr/bin/pkill b/data/loongarch_musl/usr/bin/pkill
similarity index 100%
rename from data/usr/bin/pkill
rename to data/loongarch_musl/usr/bin/pkill
diff --git a/data/usr/bin/pmap b/data/loongarch_musl/usr/bin/pmap
similarity index 100%
rename from data/usr/bin/pmap
rename to data/loongarch_musl/usr/bin/pmap
diff --git a/data/usr/bin/printf b/data/loongarch_musl/usr/bin/printf
similarity index 100%
rename from data/usr/bin/printf
rename to data/loongarch_musl/usr/bin/printf
diff --git a/data/usr/bin/pscan b/data/loongarch_musl/usr/bin/pscan
similarity index 100%
rename from data/usr/bin/pscan
rename to data/loongarch_musl/usr/bin/pscan
diff --git a/data/usr/bin/pstree b/data/loongarch_musl/usr/bin/pstree
similarity index 100%
rename from data/usr/bin/pstree
rename to data/loongarch_musl/usr/bin/pstree
diff --git a/data/usr/bin/pwdx b/data/loongarch_musl/usr/bin/pwdx
similarity index 100%
rename from data/usr/bin/pwdx
rename to data/loongarch_musl/usr/bin/pwdx
diff --git a/data/usr/bin/readlink b/data/loongarch_musl/usr/bin/readlink
similarity index 100%
rename from data/usr/bin/readlink
rename to data/loongarch_musl/usr/bin/readlink
diff --git a/data/usr/bin/realpath b/data/loongarch_musl/usr/bin/realpath
similarity index 100%
rename from data/usr/bin/realpath
rename to data/loongarch_musl/usr/bin/realpath
diff --git a/data/usr/bin/renice b/data/loongarch_musl/usr/bin/renice
similarity index 100%
rename from data/usr/bin/renice
rename to data/loongarch_musl/usr/bin/renice
diff --git a/data/usr/bin/reset b/data/loongarch_musl/usr/bin/reset
similarity index 100%
rename from data/usr/bin/reset
rename to data/loongarch_musl/usr/bin/reset
diff --git a/data/usr/bin/resize b/data/loongarch_musl/usr/bin/resize
similarity index 100%
rename from data/usr/bin/resize
rename to data/loongarch_musl/usr/bin/resize
diff --git a/data/usr/bin/rpm2cpio b/data/loongarch_musl/usr/bin/rpm2cpio
similarity index 100%
rename from data/usr/bin/rpm2cpio
rename to data/loongarch_musl/usr/bin/rpm2cpio
diff --git a/data/usr/bin/runsv b/data/loongarch_musl/usr/bin/runsv
similarity index 100%
rename from data/usr/bin/runsv
rename to data/loongarch_musl/usr/bin/runsv
diff --git a/data/usr/bin/runsvdir b/data/loongarch_musl/usr/bin/runsvdir
similarity index 100%
rename from data/usr/bin/runsvdir
rename to data/loongarch_musl/usr/bin/runsvdir
diff --git a/data/usr/bin/rx b/data/loongarch_musl/usr/bin/rx
similarity index 100%
rename from data/usr/bin/rx
rename to data/loongarch_musl/usr/bin/rx
diff --git a/data/usr/bin/script b/data/loongarch_musl/usr/bin/script
similarity index 100%
rename from data/usr/bin/script
rename to data/loongarch_musl/usr/bin/script
diff --git a/data/usr/bin/seq b/data/loongarch_musl/usr/bin/seq
similarity index 100%
rename from data/usr/bin/seq
rename to data/loongarch_musl/usr/bin/seq
diff --git a/data/usr/bin/setfattr b/data/loongarch_musl/usr/bin/setfattr
similarity index 100%
rename from data/usr/bin/setfattr
rename to data/loongarch_musl/usr/bin/setfattr
diff --git a/data/usr/bin/setkeycodes b/data/loongarch_musl/usr/bin/setkeycodes
similarity index 100%
rename from data/usr/bin/setkeycodes
rename to data/loongarch_musl/usr/bin/setkeycodes
diff --git a/data/usr/bin/setsid b/data/loongarch_musl/usr/bin/setsid
similarity index 100%
rename from data/usr/bin/setsid
rename to data/loongarch_musl/usr/bin/setsid
diff --git a/data/usr/bin/setuidgid b/data/loongarch_musl/usr/bin/setuidgid
similarity index 100%
rename from data/usr/bin/setuidgid
rename to data/loongarch_musl/usr/bin/setuidgid
diff --git a/data/usr/bin/sha1sum b/data/loongarch_musl/usr/bin/sha1sum
similarity index 100%
rename from data/usr/bin/sha1sum
rename to data/loongarch_musl/usr/bin/sha1sum
diff --git a/data/usr/bin/sha256sum b/data/loongarch_musl/usr/bin/sha256sum
similarity index 100%
rename from data/usr/bin/sha256sum
rename to data/loongarch_musl/usr/bin/sha256sum
diff --git a/data/usr/bin/sha384sum b/data/loongarch_musl/usr/bin/sha384sum
similarity index 100%
rename from data/usr/bin/sha384sum
rename to data/loongarch_musl/usr/bin/sha384sum
diff --git a/data/usr/bin/sha3sum b/data/loongarch_musl/usr/bin/sha3sum
similarity index 100%
rename from data/usr/bin/sha3sum
rename to data/loongarch_musl/usr/bin/sha3sum
diff --git a/data/usr/bin/sha512sum b/data/loongarch_musl/usr/bin/sha512sum
similarity index 100%
rename from data/usr/bin/sha512sum
rename to data/loongarch_musl/usr/bin/sha512sum
diff --git a/data/usr/bin/showkey b/data/loongarch_musl/usr/bin/showkey
similarity index 100%
rename from data/usr/bin/showkey
rename to data/loongarch_musl/usr/bin/showkey
diff --git a/data/usr/bin/shred b/data/loongarch_musl/usr/bin/shred
similarity index 100%
rename from data/usr/bin/shred
rename to data/loongarch_musl/usr/bin/shred
diff --git a/data/usr/bin/shuf b/data/loongarch_musl/usr/bin/shuf
similarity index 100%
rename from data/usr/bin/shuf
rename to data/loongarch_musl/usr/bin/shuf
diff --git a/data/usr/bin/smemcap b/data/loongarch_musl/usr/bin/smemcap
similarity index 100%
rename from data/usr/bin/smemcap
rename to data/loongarch_musl/usr/bin/smemcap
diff --git a/data/usr/bin/softlimit b/data/loongarch_musl/usr/bin/softlimit
similarity index 100%
rename from data/usr/bin/softlimit
rename to data/loongarch_musl/usr/bin/softlimit
diff --git a/data/usr/bin/sort b/data/loongarch_musl/usr/bin/sort
similarity index 100%
rename from data/usr/bin/sort
rename to data/loongarch_musl/usr/bin/sort
diff --git a/data/usr/bin/split b/data/loongarch_musl/usr/bin/split
similarity index 100%
rename from data/usr/bin/split
rename to data/loongarch_musl/usr/bin/split
diff --git a/data/usr/bin/ssl_client b/data/loongarch_musl/usr/bin/ssl_client
similarity index 100%
rename from data/usr/bin/ssl_client
rename to data/loongarch_musl/usr/bin/ssl_client
diff --git a/data/usr/bin/strings b/data/loongarch_musl/usr/bin/strings
similarity index 100%
rename from data/usr/bin/strings
rename to data/loongarch_musl/usr/bin/strings
diff --git a/data/usr/bin/sum b/data/loongarch_musl/usr/bin/sum
similarity index 100%
rename from data/usr/bin/sum
rename to data/loongarch_musl/usr/bin/sum
diff --git a/data/usr/bin/sv b/data/loongarch_musl/usr/bin/sv
similarity index 100%
rename from data/usr/bin/sv
rename to data/loongarch_musl/usr/bin/sv
diff --git a/data/usr/bin/svc b/data/loongarch_musl/usr/bin/svc
similarity index 100%
rename from data/usr/bin/svc
rename to data/loongarch_musl/usr/bin/svc
diff --git a/data/usr/bin/svok b/data/loongarch_musl/usr/bin/svok
similarity index 100%
rename from data/usr/bin/svok
rename to data/loongarch_musl/usr/bin/svok
diff --git a/data/usr/bin/tac b/data/loongarch_musl/usr/bin/tac
similarity index 100%
rename from data/usr/bin/tac
rename to data/loongarch_musl/usr/bin/tac
diff --git a/data/usr/bin/tail b/data/loongarch_musl/usr/bin/tail
similarity index 100%
rename from data/usr/bin/tail
rename to data/loongarch_musl/usr/bin/tail
diff --git a/data/usr/bin/taskset b/data/loongarch_musl/usr/bin/taskset
similarity index 100%
rename from data/usr/bin/taskset
rename to data/loongarch_musl/usr/bin/taskset
diff --git a/data/usr/bin/tcpsvd b/data/loongarch_musl/usr/bin/tcpsvd
similarity index 100%
rename from data/usr/bin/tcpsvd
rename to data/loongarch_musl/usr/bin/tcpsvd
diff --git a/data/usr/bin/tee b/data/loongarch_musl/usr/bin/tee
similarity index 100%
rename from data/usr/bin/tee
rename to data/loongarch_musl/usr/bin/tee
diff --git a/data/usr/bin/telnet b/data/loongarch_musl/usr/bin/telnet
similarity index 100%
rename from data/usr/bin/telnet
rename to data/loongarch_musl/usr/bin/telnet
diff --git a/data/usr/bin/test b/data/loongarch_musl/usr/bin/test
similarity index 100%
rename from data/usr/bin/test
rename to data/loongarch_musl/usr/bin/test
diff --git a/data/usr/bin/tftp b/data/loongarch_musl/usr/bin/tftp
similarity index 100%
rename from data/usr/bin/tftp
rename to data/loongarch_musl/usr/bin/tftp
diff --git a/data/usr/bin/time b/data/loongarch_musl/usr/bin/time
similarity index 100%
rename from data/usr/bin/time
rename to data/loongarch_musl/usr/bin/time
diff --git a/data/usr/bin/timeout b/data/loongarch_musl/usr/bin/timeout
similarity index 100%
rename from data/usr/bin/timeout
rename to data/loongarch_musl/usr/bin/timeout
diff --git a/data/usr/bin/top b/data/loongarch_musl/usr/bin/top
similarity index 100%
rename from data/usr/bin/top
rename to data/loongarch_musl/usr/bin/top
diff --git a/data/usr/bin/tr b/data/loongarch_musl/usr/bin/tr
similarity index 100%
rename from data/usr/bin/tr
rename to data/loongarch_musl/usr/bin/tr
diff --git a/data/usr/bin/traceroute b/data/loongarch_musl/usr/bin/traceroute
similarity index 100%
rename from data/usr/bin/traceroute
rename to data/loongarch_musl/usr/bin/traceroute
diff --git a/data/usr/bin/traceroute6 b/data/loongarch_musl/usr/bin/traceroute6
similarity index 100%
rename from data/usr/bin/traceroute6
rename to data/loongarch_musl/usr/bin/traceroute6
diff --git a/data/usr/bin/tree b/data/loongarch_musl/usr/bin/tree
similarity index 100%
rename from data/usr/bin/tree
rename to data/loongarch_musl/usr/bin/tree
diff --git a/data/usr/bin/truncate b/data/loongarch_musl/usr/bin/truncate
similarity index 100%
rename from data/usr/bin/truncate
rename to data/loongarch_musl/usr/bin/truncate
diff --git a/data/usr/bin/ts b/data/loongarch_musl/usr/bin/ts
similarity index 100%
rename from data/usr/bin/ts
rename to data/loongarch_musl/usr/bin/ts
diff --git a/data/usr/bin/tsort b/data/loongarch_musl/usr/bin/tsort
similarity index 100%
rename from data/usr/bin/tsort
rename to data/loongarch_musl/usr/bin/tsort
diff --git a/data/usr/bin/tty b/data/loongarch_musl/usr/bin/tty
similarity index 100%
rename from data/usr/bin/tty
rename to data/loongarch_musl/usr/bin/tty
diff --git a/data/usr/bin/ttysize b/data/loongarch_musl/usr/bin/ttysize
similarity index 100%
rename from data/usr/bin/ttysize
rename to data/loongarch_musl/usr/bin/ttysize
diff --git a/data/usr/bin/udhcpc6 b/data/loongarch_musl/usr/bin/udhcpc6
similarity index 100%
rename from data/usr/bin/udhcpc6
rename to data/loongarch_musl/usr/bin/udhcpc6
diff --git a/data/usr/bin/udpsvd b/data/loongarch_musl/usr/bin/udpsvd
similarity index 100%
rename from data/usr/bin/udpsvd
rename to data/loongarch_musl/usr/bin/udpsvd
diff --git a/data/usr/bin/unexpand b/data/loongarch_musl/usr/bin/unexpand
similarity index 100%
rename from data/usr/bin/unexpand
rename to data/loongarch_musl/usr/bin/unexpand
diff --git a/data/usr/bin/uniq b/data/loongarch_musl/usr/bin/uniq
similarity index 100%
rename from data/usr/bin/uniq
rename to data/loongarch_musl/usr/bin/uniq
diff --git a/data/usr/bin/unix2dos b/data/loongarch_musl/usr/bin/unix2dos
similarity index 100%
rename from data/usr/bin/unix2dos
rename to data/loongarch_musl/usr/bin/unix2dos
diff --git a/data/usr/bin/unlink b/data/loongarch_musl/usr/bin/unlink
similarity index 100%
rename from data/usr/bin/unlink
rename to data/loongarch_musl/usr/bin/unlink
diff --git a/data/usr/bin/unlzma b/data/loongarch_musl/usr/bin/unlzma
similarity index 100%
rename from data/usr/bin/unlzma
rename to data/loongarch_musl/usr/bin/unlzma
diff --git a/data/usr/bin/unshare b/data/loongarch_musl/usr/bin/unshare
similarity index 100%
rename from data/usr/bin/unshare
rename to data/loongarch_musl/usr/bin/unshare
diff --git a/data/usr/bin/unxz b/data/loongarch_musl/usr/bin/unxz
similarity index 100%
rename from data/usr/bin/unxz
rename to data/loongarch_musl/usr/bin/unxz
diff --git a/data/usr/bin/unzip b/data/loongarch_musl/usr/bin/unzip
similarity index 100%
rename from data/usr/bin/unzip
rename to data/loongarch_musl/usr/bin/unzip
diff --git a/data/usr/bin/uptime b/data/loongarch_musl/usr/bin/uptime
similarity index 100%
rename from data/usr/bin/uptime
rename to data/loongarch_musl/usr/bin/uptime
diff --git a/data/usr/bin/users b/data/loongarch_musl/usr/bin/users
similarity index 100%
rename from data/usr/bin/users
rename to data/loongarch_musl/usr/bin/users
diff --git a/data/usr/bin/uudecode b/data/loongarch_musl/usr/bin/uudecode
similarity index 100%
rename from data/usr/bin/uudecode
rename to data/loongarch_musl/usr/bin/uudecode
diff --git a/data/usr/bin/uuencode b/data/loongarch_musl/usr/bin/uuencode
similarity index 100%
rename from data/usr/bin/uuencode
rename to data/loongarch_musl/usr/bin/uuencode
diff --git a/data/usr/bin/vlock b/data/loongarch_musl/usr/bin/vlock
similarity index 100%
rename from data/usr/bin/vlock
rename to data/loongarch_musl/usr/bin/vlock
diff --git a/data/usr/bin/volname b/data/loongarch_musl/usr/bin/volname
similarity index 100%
rename from data/usr/bin/volname
rename to data/loongarch_musl/usr/bin/volname
diff --git a/data/usr/bin/w b/data/loongarch_musl/usr/bin/w
similarity index 100%
rename from data/usr/bin/w
rename to data/loongarch_musl/usr/bin/w
diff --git a/data/usr/bin/wall b/data/loongarch_musl/usr/bin/wall
similarity index 100%
rename from data/usr/bin/wall
rename to data/loongarch_musl/usr/bin/wall
diff --git a/data/usr/bin/wc b/data/loongarch_musl/usr/bin/wc
similarity index 100%
rename from data/usr/bin/wc
rename to data/loongarch_musl/usr/bin/wc
diff --git a/data/usr/bin/wget b/data/loongarch_musl/usr/bin/wget
similarity index 100%
rename from data/usr/bin/wget
rename to data/loongarch_musl/usr/bin/wget
diff --git a/data/usr/bin/which b/data/loongarch_musl/usr/bin/which
similarity index 100%
rename from data/usr/bin/which
rename to data/loongarch_musl/usr/bin/which
diff --git a/data/usr/bin/who b/data/loongarch_musl/usr/bin/who
similarity index 100%
rename from data/usr/bin/who
rename to data/loongarch_musl/usr/bin/who
diff --git a/data/usr/bin/whoami b/data/loongarch_musl/usr/bin/whoami
similarity index 100%
rename from data/usr/bin/whoami
rename to data/loongarch_musl/usr/bin/whoami
diff --git a/data/usr/bin/whois b/data/loongarch_musl/usr/bin/whois
similarity index 100%
rename from data/usr/bin/whois
rename to data/loongarch_musl/usr/bin/whois
diff --git a/data/usr/bin/xargs b/data/loongarch_musl/usr/bin/xargs
similarity index 100%
rename from data/usr/bin/xargs
rename to data/loongarch_musl/usr/bin/xargs
diff --git a/data/usr/bin/xxd b/data/loongarch_musl/usr/bin/xxd
similarity index 100%
rename from data/usr/bin/xxd
rename to data/loongarch_musl/usr/bin/xxd
diff --git a/data/usr/bin/xz b/data/loongarch_musl/usr/bin/xz
similarity index 100%
rename from data/usr/bin/xz
rename to data/loongarch_musl/usr/bin/xz
diff --git a/data/usr/bin/xzcat b/data/loongarch_musl/usr/bin/xzcat
similarity index 100%
rename from data/usr/bin/xzcat
rename to data/loongarch_musl/usr/bin/xzcat
diff --git a/data/usr/bin/yes b/data/loongarch_musl/usr/bin/yes
similarity index 100%
rename from data/usr/bin/yes
rename to data/loongarch_musl/usr/bin/yes
diff --git a/data/usr/sbin/add-shell b/data/loongarch_musl/usr/sbin/add-shell
similarity index 100%
rename from data/usr/sbin/add-shell
rename to data/loongarch_musl/usr/sbin/add-shell
diff --git a/data/usr/sbin/addgroup b/data/loongarch_musl/usr/sbin/addgroup
similarity index 100%
rename from data/usr/sbin/addgroup
rename to data/loongarch_musl/usr/sbin/addgroup
diff --git a/data/usr/sbin/adduser b/data/loongarch_musl/usr/sbin/adduser
similarity index 100%
rename from data/usr/sbin/adduser
rename to data/loongarch_musl/usr/sbin/adduser
diff --git a/data/usr/sbin/arping b/data/loongarch_musl/usr/sbin/arping
similarity index 100%
rename from data/usr/sbin/arping
rename to data/loongarch_musl/usr/sbin/arping
diff --git a/data/usr/sbin/brctl b/data/loongarch_musl/usr/sbin/brctl
similarity index 100%
rename from data/usr/sbin/brctl
rename to data/loongarch_musl/usr/sbin/brctl
diff --git a/data/usr/sbin/chat b/data/loongarch_musl/usr/sbin/chat
similarity index 100%
rename from data/usr/sbin/chat
rename to data/loongarch_musl/usr/sbin/chat
diff --git a/data/usr/sbin/chpasswd b/data/loongarch_musl/usr/sbin/chpasswd
similarity index 100%
rename from data/usr/sbin/chpasswd
rename to data/loongarch_musl/usr/sbin/chpasswd
diff --git a/data/usr/sbin/chroot b/data/loongarch_musl/usr/sbin/chroot
similarity index 100%
rename from data/usr/sbin/chroot
rename to data/loongarch_musl/usr/sbin/chroot
diff --git a/data/usr/sbin/crond b/data/loongarch_musl/usr/sbin/crond
similarity index 100%
rename from data/usr/sbin/crond
rename to data/loongarch_musl/usr/sbin/crond
diff --git a/data/usr/sbin/delgroup b/data/loongarch_musl/usr/sbin/delgroup
similarity index 100%
rename from data/usr/sbin/delgroup
rename to data/loongarch_musl/usr/sbin/delgroup
diff --git a/data/usr/sbin/deluser b/data/loongarch_musl/usr/sbin/deluser
similarity index 100%
rename from data/usr/sbin/deluser
rename to data/loongarch_musl/usr/sbin/deluser
diff --git a/data/usr/sbin/dhcprelay b/data/loongarch_musl/usr/sbin/dhcprelay
similarity index 100%
rename from data/usr/sbin/dhcprelay
rename to data/loongarch_musl/usr/sbin/dhcprelay
diff --git a/data/usr/sbin/dnsd b/data/loongarch_musl/usr/sbin/dnsd
similarity index 100%
rename from data/usr/sbin/dnsd
rename to data/loongarch_musl/usr/sbin/dnsd
diff --git a/data/usr/sbin/ether-wake b/data/loongarch_musl/usr/sbin/ether-wake
similarity index 100%
rename from data/usr/sbin/ether-wake
rename to data/loongarch_musl/usr/sbin/ether-wake
diff --git a/data/usr/sbin/fakeidentd b/data/loongarch_musl/usr/sbin/fakeidentd
similarity index 100%
rename from data/usr/sbin/fakeidentd
rename to data/loongarch_musl/usr/sbin/fakeidentd
diff --git a/data/usr/sbin/fbset b/data/loongarch_musl/usr/sbin/fbset
similarity index 100%
rename from data/usr/sbin/fbset
rename to data/loongarch_musl/usr/sbin/fbset
diff --git a/data/usr/sbin/fdformat b/data/loongarch_musl/usr/sbin/fdformat
similarity index 100%
rename from data/usr/sbin/fdformat
rename to data/loongarch_musl/usr/sbin/fdformat
diff --git a/data/usr/sbin/fsfreeze b/data/loongarch_musl/usr/sbin/fsfreeze
similarity index 100%
rename from data/usr/sbin/fsfreeze
rename to data/loongarch_musl/usr/sbin/fsfreeze
diff --git a/data/usr/sbin/ftpd b/data/loongarch_musl/usr/sbin/ftpd
similarity index 100%
rename from data/usr/sbin/ftpd
rename to data/loongarch_musl/usr/sbin/ftpd
diff --git a/data/usr/sbin/httpd b/data/loongarch_musl/usr/sbin/httpd
similarity index 100%
rename from data/usr/sbin/httpd
rename to data/loongarch_musl/usr/sbin/httpd
diff --git a/data/usr/sbin/i2cdetect b/data/loongarch_musl/usr/sbin/i2cdetect
similarity index 100%
rename from data/usr/sbin/i2cdetect
rename to data/loongarch_musl/usr/sbin/i2cdetect
diff --git a/data/usr/sbin/i2cdump b/data/loongarch_musl/usr/sbin/i2cdump
similarity index 100%
rename from data/usr/sbin/i2cdump
rename to data/loongarch_musl/usr/sbin/i2cdump
diff --git a/data/usr/sbin/i2cget b/data/loongarch_musl/usr/sbin/i2cget
similarity index 100%
rename from data/usr/sbin/i2cget
rename to data/loongarch_musl/usr/sbin/i2cget
diff --git a/data/usr/sbin/i2cset b/data/loongarch_musl/usr/sbin/i2cset
similarity index 100%
rename from data/usr/sbin/i2cset
rename to data/loongarch_musl/usr/sbin/i2cset
diff --git a/data/usr/sbin/i2ctransfer b/data/loongarch_musl/usr/sbin/i2ctransfer
similarity index 100%
rename from data/usr/sbin/i2ctransfer
rename to data/loongarch_musl/usr/sbin/i2ctransfer
diff --git a/data/usr/sbin/ifplugd b/data/loongarch_musl/usr/sbin/ifplugd
similarity index 100%
rename from data/usr/sbin/ifplugd
rename to data/loongarch_musl/usr/sbin/ifplugd
diff --git a/data/usr/sbin/inetd b/data/loongarch_musl/usr/sbin/inetd
similarity index 100%
rename from data/usr/sbin/inetd
rename to data/loongarch_musl/usr/sbin/inetd
diff --git a/data/usr/sbin/killall5 b/data/loongarch_musl/usr/sbin/killall5
similarity index 100%
rename from data/usr/sbin/killall5
rename to data/loongarch_musl/usr/sbin/killall5
diff --git a/data/usr/sbin/loadfont b/data/loongarch_musl/usr/sbin/loadfont
similarity index 100%
rename from data/usr/sbin/loadfont
rename to data/loongarch_musl/usr/sbin/loadfont
diff --git a/data/usr/sbin/lpd b/data/loongarch_musl/usr/sbin/lpd
similarity index 100%
rename from data/usr/sbin/lpd
rename to data/loongarch_musl/usr/sbin/lpd
diff --git a/data/usr/sbin/mim b/data/loongarch_musl/usr/sbin/mim
similarity index 100%
rename from data/usr/sbin/mim
rename to data/loongarch_musl/usr/sbin/mim
diff --git a/data/usr/sbin/nanddump b/data/loongarch_musl/usr/sbin/nanddump
similarity index 100%
rename from data/usr/sbin/nanddump
rename to data/loongarch_musl/usr/sbin/nanddump
diff --git a/data/usr/sbin/nandwrite b/data/loongarch_musl/usr/sbin/nandwrite
similarity index 100%
rename from data/usr/sbin/nandwrite
rename to data/loongarch_musl/usr/sbin/nandwrite
diff --git a/data/usr/sbin/nbd-client b/data/loongarch_musl/usr/sbin/nbd-client
similarity index 100%
rename from data/usr/sbin/nbd-client
rename to data/loongarch_musl/usr/sbin/nbd-client
diff --git a/data/usr/sbin/nologin b/data/loongarch_musl/usr/sbin/nologin
similarity index 100%
rename from data/usr/sbin/nologin
rename to data/loongarch_musl/usr/sbin/nologin
diff --git a/data/usr/sbin/ntpd b/data/loongarch_musl/usr/sbin/ntpd
similarity index 100%
rename from data/usr/sbin/ntpd
rename to data/loongarch_musl/usr/sbin/ntpd
diff --git a/data/usr/sbin/partprobe b/data/loongarch_musl/usr/sbin/partprobe
similarity index 100%
rename from data/usr/sbin/partprobe
rename to data/loongarch_musl/usr/sbin/partprobe
diff --git a/data/usr/sbin/popmaildir b/data/loongarch_musl/usr/sbin/popmaildir
similarity index 100%
rename from data/usr/sbin/popmaildir
rename to data/loongarch_musl/usr/sbin/popmaildir
diff --git a/data/usr/sbin/powertop b/data/loongarch_musl/usr/sbin/powertop
similarity index 100%
rename from data/usr/sbin/powertop
rename to data/loongarch_musl/usr/sbin/powertop
diff --git a/data/usr/sbin/rdate b/data/loongarch_musl/usr/sbin/rdate
similarity index 100%
rename from data/usr/sbin/rdate
rename to data/loongarch_musl/usr/sbin/rdate
diff --git a/data/usr/sbin/rdev b/data/loongarch_musl/usr/sbin/rdev
similarity index 100%
rename from data/usr/sbin/rdev
rename to data/loongarch_musl/usr/sbin/rdev
diff --git a/data/usr/sbin/readahead b/data/loongarch_musl/usr/sbin/readahead
similarity index 100%
rename from data/usr/sbin/readahead
rename to data/loongarch_musl/usr/sbin/readahead
diff --git a/data/usr/sbin/readprofile b/data/loongarch_musl/usr/sbin/readprofile
similarity index 100%
rename from data/usr/sbin/readprofile
rename to data/loongarch_musl/usr/sbin/readprofile
diff --git a/data/usr/sbin/remove-shell b/data/loongarch_musl/usr/sbin/remove-shell
similarity index 100%
rename from data/usr/sbin/remove-shell
rename to data/loongarch_musl/usr/sbin/remove-shell
diff --git a/data/usr/sbin/rtcwake b/data/loongarch_musl/usr/sbin/rtcwake
similarity index 100%
rename from data/usr/sbin/rtcwake
rename to data/loongarch_musl/usr/sbin/rtcwake
diff --git a/data/usr/sbin/seedrng b/data/loongarch_musl/usr/sbin/seedrng
similarity index 100%
rename from data/usr/sbin/seedrng
rename to data/loongarch_musl/usr/sbin/seedrng
diff --git a/data/usr/sbin/sendmail b/data/loongarch_musl/usr/sbin/sendmail
similarity index 100%
rename from data/usr/sbin/sendmail
rename to data/loongarch_musl/usr/sbin/sendmail
diff --git a/data/usr/sbin/setfont b/data/loongarch_musl/usr/sbin/setfont
similarity index 100%
rename from data/usr/sbin/setfont
rename to data/loongarch_musl/usr/sbin/setfont
diff --git a/data/usr/sbin/setlogcons b/data/loongarch_musl/usr/sbin/setlogcons
similarity index 100%
rename from data/usr/sbin/setlogcons
rename to data/loongarch_musl/usr/sbin/setlogcons
diff --git a/data/usr/sbin/svlogd b/data/loongarch_musl/usr/sbin/svlogd
similarity index 100%
rename from data/usr/sbin/svlogd
rename to data/loongarch_musl/usr/sbin/svlogd
diff --git a/data/usr/sbin/telnetd b/data/loongarch_musl/usr/sbin/telnetd
similarity index 100%
rename from data/usr/sbin/telnetd
rename to data/loongarch_musl/usr/sbin/telnetd
diff --git a/data/usr/sbin/tftpd b/data/loongarch_musl/usr/sbin/tftpd
similarity index 100%
rename from data/usr/sbin/tftpd
rename to data/loongarch_musl/usr/sbin/tftpd
diff --git a/data/usr/sbin/ubiattach b/data/loongarch_musl/usr/sbin/ubiattach
similarity index 100%
rename from data/usr/sbin/ubiattach
rename to data/loongarch_musl/usr/sbin/ubiattach
diff --git a/data/usr/sbin/ubidetach b/data/loongarch_musl/usr/sbin/ubidetach
similarity index 100%
rename from data/usr/sbin/ubidetach
rename to data/loongarch_musl/usr/sbin/ubidetach
diff --git a/data/usr/sbin/ubimkvol b/data/loongarch_musl/usr/sbin/ubimkvol
similarity index 100%
rename from data/usr/sbin/ubimkvol
rename to data/loongarch_musl/usr/sbin/ubimkvol
diff --git a/data/usr/sbin/ubirename b/data/loongarch_musl/usr/sbin/ubirename
similarity index 100%
rename from data/usr/sbin/ubirename
rename to data/loongarch_musl/usr/sbin/ubirename
diff --git a/data/usr/sbin/ubirmvol b/data/loongarch_musl/usr/sbin/ubirmvol
similarity index 100%
rename from data/usr/sbin/ubirmvol
rename to data/loongarch_musl/usr/sbin/ubirmvol
diff --git a/data/usr/sbin/ubirsvol b/data/loongarch_musl/usr/sbin/ubirsvol
similarity index 100%
rename from data/usr/sbin/ubirsvol
rename to data/loongarch_musl/usr/sbin/ubirsvol
diff --git a/data/usr/sbin/ubiupdatevol b/data/loongarch_musl/usr/sbin/ubiupdatevol
similarity index 100%
rename from data/usr/sbin/ubiupdatevol
rename to data/loongarch_musl/usr/sbin/ubiupdatevol
diff --git a/data/usr/sbin/udhcpd b/data/loongarch_musl/usr/sbin/udhcpd
similarity index 100%
rename from data/usr/sbin/udhcpd
rename to data/loongarch_musl/usr/sbin/udhcpd
diff --git a/data/risc-v_musl/bin/arch b/data/risc-v_musl/bin/arch
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/arch
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ash b/data/risc-v_musl/bin/ash
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ash
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/base32 b/data/risc-v_musl/bin/base32
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/base32
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/base64 b/data/risc-v_musl/bin/base64
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/base64
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/bin/busybox b/data/risc-v_musl/bin/busybox
similarity index 100%
rename from data/bin/busybox
rename to data/risc-v_musl/bin/busybox
diff --git a/data/risc-v_musl/bin/cat b/data/risc-v_musl/bin/cat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/cat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/chattr b/data/risc-v_musl/bin/chattr
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/chattr
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/chgrp b/data/risc-v_musl/bin/chgrp
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/chgrp
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/chmod b/data/risc-v_musl/bin/chmod
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/chmod
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/chown b/data/risc-v_musl/bin/chown
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/chown
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/conspy b/data/risc-v_musl/bin/conspy
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/conspy
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/cp b/data/risc-v_musl/bin/cp
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/cp
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/cpio b/data/risc-v_musl/bin/cpio
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/cpio
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/cttyhack b/data/risc-v_musl/bin/cttyhack
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/cttyhack
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/date b/data/risc-v_musl/bin/date
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/date
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/dd b/data/risc-v_musl/bin/dd
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/dd
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/df b/data/risc-v_musl/bin/df
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/df
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/dmesg b/data/risc-v_musl/bin/dmesg
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/dmesg
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/dnsdomainname b/data/risc-v_musl/bin/dnsdomainname
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/dnsdomainname
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/dumpkmap b/data/risc-v_musl/bin/dumpkmap
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/dumpkmap
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/echo b/data/risc-v_musl/bin/echo
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/echo
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ed b/data/risc-v_musl/bin/ed
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ed
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/egrep b/data/risc-v_musl/bin/egrep
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/egrep
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/false b/data/risc-v_musl/bin/false
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/false
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/fatattr b/data/risc-v_musl/bin/fatattr
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/fatattr
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/fdflush b/data/risc-v_musl/bin/fdflush
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/fdflush
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/fgrep b/data/risc-v_musl/bin/fgrep
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/fgrep
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/fsync b/data/risc-v_musl/bin/fsync
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/fsync
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/getopt b/data/risc-v_musl/bin/getopt
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/getopt
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/grep b/data/risc-v_musl/bin/grep
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/grep
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/gunzip b/data/risc-v_musl/bin/gunzip
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/gunzip
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/gzip b/data/risc-v_musl/bin/gzip
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/gzip
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/hostname b/data/risc-v_musl/bin/hostname
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/hostname
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/hush b/data/risc-v_musl/bin/hush
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/hush
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ionice b/data/risc-v_musl/bin/ionice
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ionice
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/iostat b/data/risc-v_musl/bin/iostat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/iostat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ipcalc b/data/risc-v_musl/bin/ipcalc
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ipcalc
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/bin/iperf3 b/data/risc-v_musl/bin/iperf3
similarity index 100%
rename from data/bin/iperf3
rename to data/risc-v_musl/bin/iperf3
diff --git a/data/risc-v_musl/bin/kbd_mode b/data/risc-v_musl/bin/kbd_mode
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/kbd_mode
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/kill b/data/risc-v_musl/bin/kill
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/kill
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/link b/data/risc-v_musl/bin/link
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/link
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/linux32 b/data/risc-v_musl/bin/linux32
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/linux32
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/linux64 b/data/risc-v_musl/bin/linux64
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/linux64
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ln b/data/risc-v_musl/bin/ln
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ln
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/login b/data/risc-v_musl/bin/login
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/login
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ls b/data/risc-v_musl/bin/ls
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ls
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/lsattr b/data/risc-v_musl/bin/lsattr
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/lsattr
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/lzop b/data/risc-v_musl/bin/lzop
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/lzop
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/makemime b/data/risc-v_musl/bin/makemime
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/makemime
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mkdir b/data/risc-v_musl/bin/mkdir
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mkdir
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mknod b/data/risc-v_musl/bin/mknod
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mknod
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mktemp b/data/risc-v_musl/bin/mktemp
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mktemp
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/more b/data/risc-v_musl/bin/more
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/more
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mount b/data/risc-v_musl/bin/mount
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mount
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mountpoint b/data/risc-v_musl/bin/mountpoint
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mountpoint
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mpstat b/data/risc-v_musl/bin/mpstat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mpstat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mt b/data/risc-v_musl/bin/mt
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mt
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/mv b/data/risc-v_musl/bin/mv
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/mv
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/bin/netperf b/data/risc-v_musl/bin/netperf
similarity index 100%
rename from data/bin/netperf
rename to data/risc-v_musl/bin/netperf
diff --git a/data/bin/netserver b/data/risc-v_musl/bin/netserver
similarity index 100%
rename from data/bin/netserver
rename to data/risc-v_musl/bin/netserver
diff --git a/data/risc-v_musl/bin/netstat b/data/risc-v_musl/bin/netstat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/netstat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/nice b/data/risc-v_musl/bin/nice
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/nice
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/pidof b/data/risc-v_musl/bin/pidof
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/pidof
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ping b/data/risc-v_musl/bin/ping
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ping
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ping6 b/data/risc-v_musl/bin/ping6
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ping6
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/pipe_progress b/data/risc-v_musl/bin/pipe_progress
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/pipe_progress
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/printenv b/data/risc-v_musl/bin/printenv
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/printenv
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/ps b/data/risc-v_musl/bin/ps
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/ps
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/pwd b/data/risc-v_musl/bin/pwd
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/pwd
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/reformime b/data/risc-v_musl/bin/reformime
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/reformime
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/resume b/data/risc-v_musl/bin/resume
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/resume
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/rev b/data/risc-v_musl/bin/rev
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/rev
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/rm b/data/risc-v_musl/bin/rm
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/rm
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/rmdir b/data/risc-v_musl/bin/rmdir
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/rmdir
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/rpm b/data/risc-v_musl/bin/rpm
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/rpm
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/run-parts b/data/risc-v_musl/bin/run-parts
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/run-parts
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/scriptreplay b/data/risc-v_musl/bin/scriptreplay
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/scriptreplay
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/sed b/data/risc-v_musl/bin/sed
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/sed
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/setarch b/data/risc-v_musl/bin/setarch
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/setarch
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/setpriv b/data/risc-v_musl/bin/setpriv
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/setpriv
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/setserial b/data/risc-v_musl/bin/setserial
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/setserial
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/sh b/data/risc-v_musl/bin/sh
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/sh
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/sleep b/data/risc-v_musl/bin/sleep
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/sleep
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/stat b/data/risc-v_musl/bin/stat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/stat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/stty b/data/risc-v_musl/bin/stty
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/stty
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/su b/data/risc-v_musl/bin/su
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/su
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/sync b/data/risc-v_musl/bin/sync
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/sync
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/tar b/data/risc-v_musl/bin/tar
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/tar
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/touch b/data/risc-v_musl/bin/touch
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/touch
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/true b/data/risc-v_musl/bin/true
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/true
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/umount b/data/risc-v_musl/bin/umount
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/umount
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/uname b/data/risc-v_musl/bin/uname
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/uname
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/usleep b/data/risc-v_musl/bin/usleep
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/usleep
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/vi b/data/risc-v_musl/bin/vi
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/vi
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/watch b/data/risc-v_musl/bin/watch
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/watch
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/bin/zcat b/data/risc-v_musl/bin/zcat
new file mode 120000
index 00000000..c3fa8102
--- /dev/null
+++ b/data/risc-v_musl/bin/zcat
@@ -0,0 +1 @@
+busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/dev/.gitkeep b/data/risc-v_musl/dev/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/data/risc-v_musl/etc/init.d/rcS b/data/risc-v_musl/etc/init.d/rcS
new file mode 100755
index 00000000..cde3274b
--- /dev/null
+++ b/data/risc-v_musl/etc/init.d/rcS
@@ -0,0 +1,55 @@
+#!/bin/sh
+#
+# Minimal System Initialization Script for BusyBox
+
+# 打印信息，确认脚本已启动
+echo "--- Starting Minimal BusyBox System ---"
+
+# --- 1. 挂载伪文件系统 ---
+# procfs: 进程信息
+/bin/mount -t proc none /proc
+# sysfs: 内核设备信息
+/bin/mount -t sysfs none /sys
+# tmpfs/devtmpfs: 临时文件系统和设备文件
+/bin/mount -t tmpfs none /tmp
+# /dev: 设备节点
+# 说明：即使内核已经提前挂载 /dev，这里再次 mount 也不会影响后续流程；
+# 且内核对 mount("/dev") 做了特殊处理：会在挂载 tmpfs 后自动 init_dev() 重建设备节点。
+/bin/mount -t tmpfs none /dev
+
+# --- 2. 处理设备文件 ---
+# mdev 是 BusyBox 中用于创建设备文件 (/dev/null, /dev/console 等) 的工具
+# -s 选项扫描 /sys/class 和 /sys/block 并创建相应的设备文件
+
+# 现在转为由mount中进行特判，自动创建设备文件
+# echo "Populating /dev via mdev..."
+# /sbin/mdev -s
+
+# --- 3. 系统配置 ---
+
+# 设置默认主机名
+DEFAULT_HOSTNAME="comix"
+
+# 检查 /etc/hostname 文件是否存在
+if [ -f /etc/hostname ]; then
+    # 如果文件存在，从文件中读取并设置主机名
+    /bin/hostname -F /etc/hostname
+    echo "Hostname set from /etc/hostname."
+else
+    # 如果文件不存在，使用默认值 comix 设置主机名
+    /bin/hostname "$DEFAULT_HOSTNAME"
+    echo "Warning: /etc/hostname not found. Hostname set to default: $DEFAULT_HOSTNAME"
+fi
+
+# 执行 /etc/fstab 中定义的挂载
+echo "Mounting file systems via fstab..."
+/bin/mount -a
+
+# 启动日志服务 (可选，如果配置了 syslogd)
+# /sbin/syslogd
+# /sbin/klogd
+
+echo "System initialization finished."
+
+echo "rcS finished; spawning shell on ttyS0 via inittab"
+exit 0
diff --git a/data/risc-v_musl/etc/inittab b/data/risc-v_musl/etc/inittab
new file mode 100644
index 00000000..99bcd680
--- /dev/null
+++ b/data/risc-v_musl/etc/inittab
@@ -0,0 +1,23 @@
+# 格式: <id>::<action>:<process>
+
+# 1. SYSINIT: 系统启动时执行的第一个脚本
+# 通常是 rcS 脚本，负责挂载 /proc, /sys 等
+::sysinit:/etc/init.d/rcS
+
+# 2. ASKFIRST: 启动第一个控制台的 shell
+# tty1 是标准的虚拟控制台，如果连接了显示器和键盘，就会在这里启动 shell。
+# Disabled on headless QEMU. Use ttyS0 only.
+# tty1::askfirst:-/bin/sh
+
+# 3. RESPAWN: 启动串行控制台的 shell
+# ttyS0 是第一个串行端口，常用于嵌入式系统的调试终端。
+# respawn 意味着如果 shell 意外退出，init 会自动重启它。
+# 将 BusyBox /bin/sh 的 stdin/stdout/stderr 显式绑定到 ttyS0，避免 stdio/console 混淆
+ttyS0::respawn:/bin/sh -i < /dev/ttyS0 > /dev/ttyS0 2>&1
+
+# 4. CTRLALTDEL: 响应 Ctrl-Alt-Del 组合键
+::ctrlaltdel:/sbin/reboot
+
+# 5. SHUTDOWN: 系统关机前执行的脚本
+::shutdown:/bin/umount -a -r
+::shutdown:/sbin/swapoff -a
diff --git a/data/risc-v_musl/etc/profile b/data/risc-v_musl/etc/profile
new file mode 100644
index 00000000..a953a6e4
--- /dev/null
+++ b/data/risc-v_musl/etc/profile
@@ -0,0 +1,13 @@
+#!/bin/sh
+# BusyBox login shell profile for comix
+# Ensure we always show a clear root prompt and sane TTY modes on ttyS0
+
+# Minimal, deterministic prompt
+export PS1="/ # "
+
+# Make sure CR/LF and echo are sane when running on UART
+stty onlcr icrnl echo icanon 2>/dev/null || true
+
+# PATH
+export PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
diff --git a/data/iperf_testcode.sh b/data/risc-v_musl/iperf_testcode.sh
similarity index 100%
rename from data/iperf_testcode.sh
rename to data/risc-v_musl/iperf_testcode.sh
diff --git a/data/lib/ld-musl-riscv64-sf.so.1 b/data/risc-v_musl/lib/ld-musl-riscv64-sf.so.1
similarity index 100%
rename from data/lib/ld-musl-riscv64-sf.so.1
rename to data/risc-v_musl/lib/ld-musl-riscv64-sf.so.1
diff --git a/data/lib/libc.so b/data/risc-v_musl/lib/libc.so
similarity index 100%
rename from data/lib/libc.so
rename to data/risc-v_musl/lib/libc.so
diff --git a/data/risc-v_musl/linuxrc b/data/risc-v_musl/linuxrc
new file mode 120000
index 00000000..f9f73421
--- /dev/null
+++ b/data/risc-v_musl/linuxrc
@@ -0,0 +1 @@
+bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/proc/.gitkeep b/data/risc-v_musl/proc/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/data/risc-v_musl/sbin/acpid b/data/risc-v_musl/sbin/acpid
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/acpid
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/adjtimex b/data/risc-v_musl/sbin/adjtimex
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/adjtimex
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/arp b/data/risc-v_musl/sbin/arp
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/arp
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/blkid b/data/risc-v_musl/sbin/blkid
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/blkid
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/blockdev b/data/risc-v_musl/sbin/blockdev
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/blockdev
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/bootchartd b/data/risc-v_musl/sbin/bootchartd
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/bootchartd
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/depmod b/data/risc-v_musl/sbin/depmod
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/depmod
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/devmem b/data/risc-v_musl/sbin/devmem
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/devmem
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/fbsplash b/data/risc-v_musl/sbin/fbsplash
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/fbsplash
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/fdisk b/data/risc-v_musl/sbin/fdisk
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/fdisk
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/findfs b/data/risc-v_musl/sbin/findfs
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/findfs
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/freeramdisk b/data/risc-v_musl/sbin/freeramdisk
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/freeramdisk
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/fsck b/data/risc-v_musl/sbin/fsck
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/fsck
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/fsck.minix b/data/risc-v_musl/sbin/fsck.minix
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/fsck.minix
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/fstrim b/data/risc-v_musl/sbin/fstrim
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/fstrim
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/getty b/data/risc-v_musl/sbin/getty
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/getty
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/halt b/data/risc-v_musl/sbin/halt
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/halt
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/hdparm b/data/risc-v_musl/sbin/hdparm
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/hdparm
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/hwclock b/data/risc-v_musl/sbin/hwclock
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/hwclock
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ifconfig b/data/risc-v_musl/sbin/ifconfig
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ifconfig
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ifdown b/data/risc-v_musl/sbin/ifdown
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ifdown
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ifenslave b/data/risc-v_musl/sbin/ifenslave
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ifenslave
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ifup b/data/risc-v_musl/sbin/ifup
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ifup
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/init b/data/risc-v_musl/sbin/init
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/init
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/insmod b/data/risc-v_musl/sbin/insmod
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/insmod
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ip b/data/risc-v_musl/sbin/ip
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ip
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ipaddr b/data/risc-v_musl/sbin/ipaddr
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ipaddr
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/iplink b/data/risc-v_musl/sbin/iplink
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/iplink
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/ipneigh b/data/risc-v_musl/sbin/ipneigh
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/ipneigh
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/iproute b/data/risc-v_musl/sbin/iproute
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/iproute
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/iprule b/data/risc-v_musl/sbin/iprule
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/iprule
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/iptunnel b/data/risc-v_musl/sbin/iptunnel
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/iptunnel
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/klogd b/data/risc-v_musl/sbin/klogd
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/klogd
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/loadkmap b/data/risc-v_musl/sbin/loadkmap
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/loadkmap
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/logread b/data/risc-v_musl/sbin/logread
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/logread
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/losetup b/data/risc-v_musl/sbin/losetup
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/losetup
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/lsmod b/data/risc-v_musl/sbin/lsmod
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/lsmod
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/makedevs b/data/risc-v_musl/sbin/makedevs
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/makedevs
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mdev b/data/risc-v_musl/sbin/mdev
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mdev
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mkdosfs b/data/risc-v_musl/sbin/mkdosfs
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mkdosfs
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mke2fs b/data/risc-v_musl/sbin/mke2fs
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mke2fs
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mkfs.ext2 b/data/risc-v_musl/sbin/mkfs.ext2
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mkfs.ext2
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mkfs.minix b/data/risc-v_musl/sbin/mkfs.minix
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mkfs.minix
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mkfs.vfat b/data/risc-v_musl/sbin/mkfs.vfat
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mkfs.vfat
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/mkswap b/data/risc-v_musl/sbin/mkswap
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/mkswap
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/modinfo b/data/risc-v_musl/sbin/modinfo
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/modinfo
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/modprobe b/data/risc-v_musl/sbin/modprobe
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/modprobe
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/nameif b/data/risc-v_musl/sbin/nameif
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/nameif
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/pivot_root b/data/risc-v_musl/sbin/pivot_root
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/pivot_root
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/poweroff b/data/risc-v_musl/sbin/poweroff
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/poweroff
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/raidautorun b/data/risc-v_musl/sbin/raidautorun
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/raidautorun
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/reboot b/data/risc-v_musl/sbin/reboot
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/reboot
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/rmmod b/data/risc-v_musl/sbin/rmmod
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/rmmod
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/route b/data/risc-v_musl/sbin/route
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/route
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/run-init b/data/risc-v_musl/sbin/run-init
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/run-init
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/runlevel b/data/risc-v_musl/sbin/runlevel
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/runlevel
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/setconsole b/data/risc-v_musl/sbin/setconsole
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/setconsole
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/slattach b/data/risc-v_musl/sbin/slattach
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/slattach
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/start-stop-daemon b/data/risc-v_musl/sbin/start-stop-daemon
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/start-stop-daemon
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/sulogin b/data/risc-v_musl/sbin/sulogin
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/sulogin
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/swapoff b/data/risc-v_musl/sbin/swapoff
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/swapoff
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/swapon b/data/risc-v_musl/sbin/swapon
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/swapon
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/switch_root b/data/risc-v_musl/sbin/switch_root
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/switch_root
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/sysctl b/data/risc-v_musl/sbin/sysctl
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/sysctl
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/syslogd b/data/risc-v_musl/sbin/syslogd
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/syslogd
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/tunctl b/data/risc-v_musl/sbin/tunctl
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/tunctl
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/udhcpc b/data/risc-v_musl/sbin/udhcpc
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/udhcpc
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/uevent b/data/risc-v_musl/sbin/uevent
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/uevent
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/vconfig b/data/risc-v_musl/sbin/vconfig
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/vconfig
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/watchdog b/data/risc-v_musl/sbin/watchdog
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/watchdog
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sbin/zcip b/data/risc-v_musl/sbin/zcip
new file mode 120000
index 00000000..71259713
--- /dev/null
+++ b/data/risc-v_musl/sbin/zcip
@@ -0,0 +1 @@
+../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/sys/.gitkeep b/data/risc-v_musl/sys/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/data/risc-v_musl/usr/bin/[ b/data/risc-v_musl/usr/bin/[
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/[
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/[[ b/data/risc-v_musl/usr/bin/[[
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/[[
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ascii b/data/risc-v_musl/usr/bin/ascii
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ascii
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/awk b/data/risc-v_musl/usr/bin/awk
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/awk
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/basename b/data/risc-v_musl/usr/bin/basename
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/basename
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/bc b/data/risc-v_musl/usr/bin/bc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/bc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/beep b/data/risc-v_musl/usr/bin/beep
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/beep
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/blkdiscard b/data/risc-v_musl/usr/bin/blkdiscard
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/blkdiscard
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/bunzip2 b/data/risc-v_musl/usr/bin/bunzip2
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/bunzip2
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/bzcat b/data/risc-v_musl/usr/bin/bzcat
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/bzcat
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/bzip2 b/data/risc-v_musl/usr/bin/bzip2
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/bzip2
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/cal b/data/risc-v_musl/usr/bin/cal
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/cal
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/chpst b/data/risc-v_musl/usr/bin/chpst
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/chpst
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/chrt b/data/risc-v_musl/usr/bin/chrt
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/chrt
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/chvt b/data/risc-v_musl/usr/bin/chvt
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/chvt
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/cksum b/data/risc-v_musl/usr/bin/cksum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/cksum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/clear b/data/risc-v_musl/usr/bin/clear
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/clear
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/cmp b/data/risc-v_musl/usr/bin/cmp
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/cmp
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/comm b/data/risc-v_musl/usr/bin/comm
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/comm
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/crc32 b/data/risc-v_musl/usr/bin/crc32
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/crc32
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/crontab b/data/risc-v_musl/usr/bin/crontab
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/crontab
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/cryptpw b/data/risc-v_musl/usr/bin/cryptpw
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/cryptpw
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/cut b/data/risc-v_musl/usr/bin/cut
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/cut
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dc b/data/risc-v_musl/usr/bin/dc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/deallocvt b/data/risc-v_musl/usr/bin/deallocvt
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/deallocvt
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/diff b/data/risc-v_musl/usr/bin/diff
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/diff
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dirname b/data/risc-v_musl/usr/bin/dirname
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dirname
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dos2unix b/data/risc-v_musl/usr/bin/dos2unix
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dos2unix
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dpkg b/data/risc-v_musl/usr/bin/dpkg
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dpkg
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dpkg-deb b/data/risc-v_musl/usr/bin/dpkg-deb
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dpkg-deb
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/du b/data/risc-v_musl/usr/bin/du
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/du
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/dumpleases b/data/risc-v_musl/usr/bin/dumpleases
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/dumpleases
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/eject b/data/risc-v_musl/usr/bin/eject
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/eject
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/env b/data/risc-v_musl/usr/bin/env
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/env
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/envdir b/data/risc-v_musl/usr/bin/envdir
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/envdir
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/envuidgid b/data/risc-v_musl/usr/bin/envuidgid
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/envuidgid
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/expand b/data/risc-v_musl/usr/bin/expand
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/expand
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/expr b/data/risc-v_musl/usr/bin/expr
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/expr
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/factor b/data/risc-v_musl/usr/bin/factor
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/factor
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/fallocate b/data/risc-v_musl/usr/bin/fallocate
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/fallocate
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/fgconsole b/data/risc-v_musl/usr/bin/fgconsole
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/fgconsole
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/find b/data/risc-v_musl/usr/bin/find
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/find
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/flock b/data/risc-v_musl/usr/bin/flock
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/flock
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/fold b/data/risc-v_musl/usr/bin/fold
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/fold
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/free b/data/risc-v_musl/usr/bin/free
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/free
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ftpget b/data/risc-v_musl/usr/bin/ftpget
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ftpget
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ftpput b/data/risc-v_musl/usr/bin/ftpput
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ftpput
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/fuser b/data/risc-v_musl/usr/bin/fuser
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/fuser
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/getfattr b/data/risc-v_musl/usr/bin/getfattr
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/getfattr
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/groups b/data/risc-v_musl/usr/bin/groups
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/groups
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/hd b/data/risc-v_musl/usr/bin/hd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/hd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/head b/data/risc-v_musl/usr/bin/head
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/head
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/hexdump b/data/risc-v_musl/usr/bin/hexdump
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/hexdump
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/hexedit b/data/risc-v_musl/usr/bin/hexedit
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/hexedit
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/hostid b/data/risc-v_musl/usr/bin/hostid
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/hostid
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/id b/data/risc-v_musl/usr/bin/id
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/id
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/install b/data/risc-v_musl/usr/bin/install
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/install
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ipcrm b/data/risc-v_musl/usr/bin/ipcrm
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ipcrm
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ipcs b/data/risc-v_musl/usr/bin/ipcs
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ipcs
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/killall b/data/risc-v_musl/usr/bin/killall
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/killall
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/last b/data/risc-v_musl/usr/bin/last
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/last
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/less b/data/risc-v_musl/usr/bin/less
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/less
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/logger b/data/risc-v_musl/usr/bin/logger
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/logger
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/logname b/data/risc-v_musl/usr/bin/logname
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/logname
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lpq b/data/risc-v_musl/usr/bin/lpq
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lpq
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lpr b/data/risc-v_musl/usr/bin/lpr
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lpr
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lsof b/data/risc-v_musl/usr/bin/lsof
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lsof
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lspci b/data/risc-v_musl/usr/bin/lspci
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lspci
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lsscsi b/data/risc-v_musl/usr/bin/lsscsi
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lsscsi
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lsusb b/data/risc-v_musl/usr/bin/lsusb
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lsusb
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lzcat b/data/risc-v_musl/usr/bin/lzcat
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lzcat
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/lzma b/data/risc-v_musl/usr/bin/lzma
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/lzma
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/man b/data/risc-v_musl/usr/bin/man
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/man
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/md5sum b/data/risc-v_musl/usr/bin/md5sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/md5sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/mesg b/data/risc-v_musl/usr/bin/mesg
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/mesg
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/microcom b/data/risc-v_musl/usr/bin/microcom
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/microcom
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/mkfifo b/data/risc-v_musl/usr/bin/mkfifo
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/mkfifo
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/mkpasswd b/data/risc-v_musl/usr/bin/mkpasswd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/mkpasswd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nc b/data/risc-v_musl/usr/bin/nc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nl b/data/risc-v_musl/usr/bin/nl
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nl
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nmeter b/data/risc-v_musl/usr/bin/nmeter
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nmeter
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nohup b/data/risc-v_musl/usr/bin/nohup
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nohup
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nproc b/data/risc-v_musl/usr/bin/nproc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nproc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nsenter b/data/risc-v_musl/usr/bin/nsenter
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nsenter
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/nslookup b/data/risc-v_musl/usr/bin/nslookup
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/nslookup
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/od b/data/risc-v_musl/usr/bin/od
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/od
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/openvt b/data/risc-v_musl/usr/bin/openvt
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/openvt
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/passwd b/data/risc-v_musl/usr/bin/passwd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/passwd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/paste b/data/risc-v_musl/usr/bin/paste
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/paste
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/patch b/data/risc-v_musl/usr/bin/patch
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/patch
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pgrep b/data/risc-v_musl/usr/bin/pgrep
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pgrep
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pkill b/data/risc-v_musl/usr/bin/pkill
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pkill
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pmap b/data/risc-v_musl/usr/bin/pmap
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pmap
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/printf b/data/risc-v_musl/usr/bin/printf
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/printf
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pscan b/data/risc-v_musl/usr/bin/pscan
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pscan
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pstree b/data/risc-v_musl/usr/bin/pstree
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pstree
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/pwdx b/data/risc-v_musl/usr/bin/pwdx
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/pwdx
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/readlink b/data/risc-v_musl/usr/bin/readlink
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/readlink
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/realpath b/data/risc-v_musl/usr/bin/realpath
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/realpath
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/renice b/data/risc-v_musl/usr/bin/renice
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/renice
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/reset b/data/risc-v_musl/usr/bin/reset
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/reset
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/resize b/data/risc-v_musl/usr/bin/resize
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/resize
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/rpm2cpio b/data/risc-v_musl/usr/bin/rpm2cpio
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/rpm2cpio
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/runsv b/data/risc-v_musl/usr/bin/runsv
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/runsv
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/runsvdir b/data/risc-v_musl/usr/bin/runsvdir
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/runsvdir
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/rx b/data/risc-v_musl/usr/bin/rx
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/rx
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/script b/data/risc-v_musl/usr/bin/script
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/script
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/seq b/data/risc-v_musl/usr/bin/seq
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/seq
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/setfattr b/data/risc-v_musl/usr/bin/setfattr
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/setfattr
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/setkeycodes b/data/risc-v_musl/usr/bin/setkeycodes
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/setkeycodes
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/setsid b/data/risc-v_musl/usr/bin/setsid
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/setsid
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/setuidgid b/data/risc-v_musl/usr/bin/setuidgid
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/setuidgid
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sha1sum b/data/risc-v_musl/usr/bin/sha1sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sha1sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sha256sum b/data/risc-v_musl/usr/bin/sha256sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sha256sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sha384sum b/data/risc-v_musl/usr/bin/sha384sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sha384sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sha3sum b/data/risc-v_musl/usr/bin/sha3sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sha3sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sha512sum b/data/risc-v_musl/usr/bin/sha512sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sha512sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/showkey b/data/risc-v_musl/usr/bin/showkey
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/showkey
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/shred b/data/risc-v_musl/usr/bin/shred
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/shred
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/shuf b/data/risc-v_musl/usr/bin/shuf
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/shuf
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/smemcap b/data/risc-v_musl/usr/bin/smemcap
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/smemcap
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/softlimit b/data/risc-v_musl/usr/bin/softlimit
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/softlimit
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sort b/data/risc-v_musl/usr/bin/sort
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sort
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/split b/data/risc-v_musl/usr/bin/split
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/split
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ssl_client b/data/risc-v_musl/usr/bin/ssl_client
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ssl_client
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/strings b/data/risc-v_musl/usr/bin/strings
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/strings
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sum b/data/risc-v_musl/usr/bin/sum
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sum
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/sv b/data/risc-v_musl/usr/bin/sv
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/sv
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/svc b/data/risc-v_musl/usr/bin/svc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/svc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/svok b/data/risc-v_musl/usr/bin/svok
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/svok
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tac b/data/risc-v_musl/usr/bin/tac
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tac
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tail b/data/risc-v_musl/usr/bin/tail
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tail
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/taskset b/data/risc-v_musl/usr/bin/taskset
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/taskset
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tcpsvd b/data/risc-v_musl/usr/bin/tcpsvd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tcpsvd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tee b/data/risc-v_musl/usr/bin/tee
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tee
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/telnet b/data/risc-v_musl/usr/bin/telnet
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/telnet
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/test b/data/risc-v_musl/usr/bin/test
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/test
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tftp b/data/risc-v_musl/usr/bin/tftp
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tftp
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/time b/data/risc-v_musl/usr/bin/time
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/time
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/timeout b/data/risc-v_musl/usr/bin/timeout
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/timeout
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/top b/data/risc-v_musl/usr/bin/top
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/top
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tr b/data/risc-v_musl/usr/bin/tr
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tr
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/traceroute b/data/risc-v_musl/usr/bin/traceroute
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/traceroute
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/traceroute6 b/data/risc-v_musl/usr/bin/traceroute6
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/traceroute6
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tree b/data/risc-v_musl/usr/bin/tree
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tree
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/truncate b/data/risc-v_musl/usr/bin/truncate
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/truncate
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ts b/data/risc-v_musl/usr/bin/ts
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ts
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tsort b/data/risc-v_musl/usr/bin/tsort
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tsort
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/tty b/data/risc-v_musl/usr/bin/tty
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/tty
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/ttysize b/data/risc-v_musl/usr/bin/ttysize
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/ttysize
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/udhcpc6 b/data/risc-v_musl/usr/bin/udhcpc6
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/udhcpc6
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/udpsvd b/data/risc-v_musl/usr/bin/udpsvd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/udpsvd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unexpand b/data/risc-v_musl/usr/bin/unexpand
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unexpand
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/uniq b/data/risc-v_musl/usr/bin/uniq
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/uniq
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unix2dos b/data/risc-v_musl/usr/bin/unix2dos
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unix2dos
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unlink b/data/risc-v_musl/usr/bin/unlink
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unlink
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unlzma b/data/risc-v_musl/usr/bin/unlzma
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unlzma
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unshare b/data/risc-v_musl/usr/bin/unshare
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unshare
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unxz b/data/risc-v_musl/usr/bin/unxz
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unxz
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/unzip b/data/risc-v_musl/usr/bin/unzip
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/unzip
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/uptime b/data/risc-v_musl/usr/bin/uptime
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/uptime
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/users b/data/risc-v_musl/usr/bin/users
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/users
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/uudecode b/data/risc-v_musl/usr/bin/uudecode
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/uudecode
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/uuencode b/data/risc-v_musl/usr/bin/uuencode
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/uuencode
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/vlock b/data/risc-v_musl/usr/bin/vlock
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/vlock
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/volname b/data/risc-v_musl/usr/bin/volname
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/volname
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/w b/data/risc-v_musl/usr/bin/w
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/w
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/wall b/data/risc-v_musl/usr/bin/wall
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/wall
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/wc b/data/risc-v_musl/usr/bin/wc
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/wc
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/wget b/data/risc-v_musl/usr/bin/wget
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/wget
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/which b/data/risc-v_musl/usr/bin/which
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/which
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/who b/data/risc-v_musl/usr/bin/who
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/who
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/whoami b/data/risc-v_musl/usr/bin/whoami
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/whoami
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/whois b/data/risc-v_musl/usr/bin/whois
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/whois
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/xargs b/data/risc-v_musl/usr/bin/xargs
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/xargs
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/xxd b/data/risc-v_musl/usr/bin/xxd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/xxd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/xz b/data/risc-v_musl/usr/bin/xz
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/xz
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/xzcat b/data/risc-v_musl/usr/bin/xzcat
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/xzcat
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/bin/yes b/data/risc-v_musl/usr/bin/yes
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/bin/yes
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/add-shell b/data/risc-v_musl/usr/sbin/add-shell
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/add-shell
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/addgroup b/data/risc-v_musl/usr/sbin/addgroup
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/addgroup
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/adduser b/data/risc-v_musl/usr/sbin/adduser
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/adduser
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/arping b/data/risc-v_musl/usr/sbin/arping
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/arping
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/brctl b/data/risc-v_musl/usr/sbin/brctl
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/brctl
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/chat b/data/risc-v_musl/usr/sbin/chat
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/chat
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/chpasswd b/data/risc-v_musl/usr/sbin/chpasswd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/chpasswd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/chroot b/data/risc-v_musl/usr/sbin/chroot
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/chroot
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/crond b/data/risc-v_musl/usr/sbin/crond
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/crond
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/delgroup b/data/risc-v_musl/usr/sbin/delgroup
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/delgroup
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/deluser b/data/risc-v_musl/usr/sbin/deluser
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/deluser
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/dhcprelay b/data/risc-v_musl/usr/sbin/dhcprelay
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/dhcprelay
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/dnsd b/data/risc-v_musl/usr/sbin/dnsd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/dnsd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ether-wake b/data/risc-v_musl/usr/sbin/ether-wake
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ether-wake
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/fakeidentd b/data/risc-v_musl/usr/sbin/fakeidentd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/fakeidentd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/fbset b/data/risc-v_musl/usr/sbin/fbset
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/fbset
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/fdformat b/data/risc-v_musl/usr/sbin/fdformat
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/fdformat
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/fsfreeze b/data/risc-v_musl/usr/sbin/fsfreeze
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/fsfreeze
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ftpd b/data/risc-v_musl/usr/sbin/ftpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ftpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/httpd b/data/risc-v_musl/usr/sbin/httpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/httpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/i2cdetect b/data/risc-v_musl/usr/sbin/i2cdetect
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/i2cdetect
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/i2cdump b/data/risc-v_musl/usr/sbin/i2cdump
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/i2cdump
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/i2cget b/data/risc-v_musl/usr/sbin/i2cget
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/i2cget
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/i2cset b/data/risc-v_musl/usr/sbin/i2cset
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/i2cset
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/i2ctransfer b/data/risc-v_musl/usr/sbin/i2ctransfer
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/i2ctransfer
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ifplugd b/data/risc-v_musl/usr/sbin/ifplugd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ifplugd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/inetd b/data/risc-v_musl/usr/sbin/inetd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/inetd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/killall5 b/data/risc-v_musl/usr/sbin/killall5
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/killall5
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/loadfont b/data/risc-v_musl/usr/sbin/loadfont
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/loadfont
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/lpd b/data/risc-v_musl/usr/sbin/lpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/lpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/mim b/data/risc-v_musl/usr/sbin/mim
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/mim
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/nanddump b/data/risc-v_musl/usr/sbin/nanddump
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/nanddump
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/nandwrite b/data/risc-v_musl/usr/sbin/nandwrite
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/nandwrite
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/nbd-client b/data/risc-v_musl/usr/sbin/nbd-client
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/nbd-client
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/nologin b/data/risc-v_musl/usr/sbin/nologin
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/nologin
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ntpd b/data/risc-v_musl/usr/sbin/ntpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ntpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/partprobe b/data/risc-v_musl/usr/sbin/partprobe
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/partprobe
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/popmaildir b/data/risc-v_musl/usr/sbin/popmaildir
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/popmaildir
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/powertop b/data/risc-v_musl/usr/sbin/powertop
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/powertop
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/rdate b/data/risc-v_musl/usr/sbin/rdate
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/rdate
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/rdev b/data/risc-v_musl/usr/sbin/rdev
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/rdev
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/readahead b/data/risc-v_musl/usr/sbin/readahead
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/readahead
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/readprofile b/data/risc-v_musl/usr/sbin/readprofile
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/readprofile
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/remove-shell b/data/risc-v_musl/usr/sbin/remove-shell
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/remove-shell
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/rtcwake b/data/risc-v_musl/usr/sbin/rtcwake
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/rtcwake
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/seedrng b/data/risc-v_musl/usr/sbin/seedrng
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/seedrng
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/sendmail b/data/risc-v_musl/usr/sbin/sendmail
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/sendmail
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/setfont b/data/risc-v_musl/usr/sbin/setfont
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/setfont
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/setlogcons b/data/risc-v_musl/usr/sbin/setlogcons
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/setlogcons
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/svlogd b/data/risc-v_musl/usr/sbin/svlogd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/svlogd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/telnetd b/data/risc-v_musl/usr/sbin/telnetd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/telnetd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/tftpd b/data/risc-v_musl/usr/sbin/tftpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/tftpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubiattach b/data/risc-v_musl/usr/sbin/ubiattach
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubiattach
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubidetach b/data/risc-v_musl/usr/sbin/ubidetach
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubidetach
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubimkvol b/data/risc-v_musl/usr/sbin/ubimkvol
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubimkvol
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubirename b/data/risc-v_musl/usr/sbin/ubirename
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubirename
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubirmvol b/data/risc-v_musl/usr/sbin/ubirmvol
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubirmvol
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubirsvol b/data/risc-v_musl/usr/sbin/ubirsvol
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubirsvol
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/ubiupdatevol b/data/risc-v_musl/usr/sbin/ubiupdatevol
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/ubiupdatevol
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/data/risc-v_musl/usr/sbin/udhcpd b/data/risc-v_musl/usr/sbin/udhcpd
new file mode 120000
index 00000000..f948f1a7
--- /dev/null
+++ b/data/risc-v_musl/usr/sbin/udhcpd
@@ -0,0 +1 @@
+../../bin/busybox
\ No newline at end of file
diff --git a/document/SUMMARY.md b/document/SUMMARY.md
index 55db7179..e1fd6fed 100644
--- a/document/SUMMARY.md
+++ b/document/SUMMARY.md
@@ -102,6 +102,11 @@
 - [多核启动](arch/riscv/smp_boot.md)
 - [核间中断 (IPI)](arch/riscv/ipi.md)
 
+## LoongArch64
+
+- [LoongArch64](arch/loongarch/README.md)
+  - [启动与用户态运行修复总结（comix-1 当前分支）](arch/loongarch/bringup_userland.md)
+
 
 ---
 
diff --git a/document/arch/loongarch/README.md b/document/arch/loongarch/README.md
new file mode 100644
index 00000000..cb9ca0cc
--- /dev/null
+++ b/document/arch/loongarch/README.md
@@ -0,0 +1,4 @@
+# LoongArch64
+
+- [启动与用户态运行修复总结（comix-1 当前分支）](bringup_userland.md)
+
diff --git a/document/arch/loongarch/bringup_userland.md b/document/arch/loongarch/bringup_userland.md
new file mode 100644
index 00000000..00dfe20e
--- /dev/null
+++ b/document/arch/loongarch/bringup_userland.md
@@ -0,0 +1,202 @@
+# LoongArch64 启动与用户态运行修复总结（comix-1 当前分支）
+
+本文档总结当前分支中，为了让 comix 在 LoongArch64 架构下能够**稳定完成启动、进入并持续运行用户态程序（busybox init / shell）**而做的一组修复与对齐工作。重点目标是：让 LoongArch 的整体启动语义尽可能与 RISC-V 路径一致（尤其是 `/dev` 等挂载点由 rcS 负责挂载），并且把“卡在 trap / 无法进入用户态 / 用户态一运行就异常”的问题收敛到可解释、可复现、可继续演进的状态。
+
+---
+
+## 1. 背景与目标
+
+### 1.1 现象概述（修复前）
+
+LoongArch64 上曾出现以下典型现象（可单独出现或互相叠加）：
+
+- `kernel_execve("/sbin/init")` 之后无法稳定进入用户态，串口输出停止或在 GDB 中反复停在 `trap_entry`。
+- 即使偶尔能进入用户态执行少量 syscall，也很快出现用户态异常：
+  - `estat` 指示地址相关异常（如地址错、权限错等），
+  - `badv` 出现 `0x9000...` 这一类**内核高地址**，明显是用户态不应访问的区域。
+- init 进程行为异常（例如 busybox 提示必须是 PID 1，或内核侧找不到 init 进程）。
+- `/dev/ttyS0` 等设备节点缺失，导致 rcS 无法起交互 shell。
+
+### 1.2 修复目标
+
+- **可靠进入用户态并持续运行**：用户态能完成 `init -> rcS -> spawn shell`，至少出现 `/ #` 提示符。
+- **启动流程对齐**：LoongArch 与 RISC-V 的职责边界一致：
+  - 内核负责挂载根文件系统（Ext4 root）。
+  - `/dev /proc /sys /tmp` 等由用户态 rcS 执行 `mount` 完成。
+  - 内核在 `mount("/dev")` 时做必要的内核侧初始化（创建设备节点）。
+- **可调试性**：提供足够的日志/断点点位，能明确区分：
+  - trap 入口保存/恢复错误
+  - TLB refill 错误
+  - 用户栈/TLS 约定问题
+  - rootfs/挂载点目录缺失等“系统集成”问题
+
+---
+
+## 2. 关键问题定位方法（建议保留）
+
+### 2.1 典型 GDB/寄存器观察点
+
+当卡在 `trap_entry` 或用户态异常时，优先观察：
+
+- `ESTAT/ERA/BADV/BADI`：
+  - `ESTAT` 的 `ecode/esubcode` 用来区分 syscall / page fault / 地址错 / 指令错。
+  - `ERA` 是异常发生时的 PC（用户态异常时通常在 `0x12...` 这类用户映射区）。
+  - `BADV` 是访问地址（若出现在 `0x9000...`，高度怀疑寄存器现场被内核保存/恢复逻辑污染）。
+  - `BADI` 是故障指令（可用来对照用户 ELF 的指令流）。
+
+### 2.2 “用户态 BADV 指向 0x9000...” 的含义
+
+这是本次最有信息量的信号之一：用户程序在执行正常指令时，某个寄存器被污染成内核高地址（或某个指针被写错），从而产生“用户态非法访问内核区”。这种现象在 LoongArch 上最常见的根因是：
+
+- trap 入口保存现场写错槽位（TrapFrame 布局与汇编保存顺序不一致），或
+- trap 返回恢复现场读错槽位，导致用户寄存器恢复后被污染。
+
+---
+
+## 3. 修复项总览（按子系统）
+
+### 3.1 启动入口与 DTB（设备树）指针探测
+
+**问题**：QEMU/固件传入 DTB 指针的寄存器约定不稳定；直接使用错误指针会导致 FDT 解析失败，影响设备初始化。
+
+**修复**：在汇编入口 `_start` 中对候选 DTB 地址做 magic 检查，选择有效指针后写入全局 `DTP`（保存物理地址，由 Rust 侧再转换直映虚拟地址）。
+
+- 相关文件：
+  - `os/src/arch/loongarch/boot/entry.S`
+
+### 3.2 TLB Refill：可用的 refill 入口与“不要踩 CSR”
+
+**问题**：用户态运行时大量缺页/首次访问需要 TLB refill；若 refill 入口不正确或破坏了 trap 入口依赖的 CSR/寄存器，会表现为随机 trap storm 或直接卡死。
+
+**修复**：
+
+- 使用 `lddir/ldpte/tlbfill` 的硬件辅助页表遍历路径实现 `tlb_refill_entry`。
+- refill 入口只使用 `CSR 0x8b (TLBRSAVE)` 保存/恢复 `$t0`，避免覆写 `KSAVE/KSCRATCH` 一类 CSR，从而不干扰 `trap_entry` 的 TrapFrame 指针机制。
+
+- 相关文件：
+  - `os/src/arch/loongarch/trap/trap_entry.S`
+
+### 3.3 trap_entry / __restore：寄存器现场保存/恢复一致性（核心）
+
+**问题**：TrapFrame 与汇编保存/恢复顺序不一致会直接导致：
+
+- 用户态 syscall 返回后寄存器被污染（例如 s0..s8 偏移错一位），
+- 进而出现用户态 `BADV=0x9000...` 的非法访存异常。
+
+**修复**：
+
+- trap 入口先把原始 `$a0/$t1` 写入 scratch CSR，再读取 `KScratch0` 中的 TrapFrame 指针；
+- 保存/恢复时严格按 LoongArch ABI 寄存器编号对应 TrapFrame 槽位；
+- 修正了 callee-saved 区（`$s0..$s8`）的槽位映射，避免“漏存 $s0 导致整段错位”。
+
+- 相关文件：
+  - `os/src/arch/loongarch/trap/trap_entry.S`
+  - `os/src/arch/loongarch/trap/trap_frame.rs`（TrapFrame 结构与 exec 初始化）
+  - `os/src/arch/loongarch/trap/trap_handler.rs`（用户态异常打印、syscall 分发与 restore）
+
+### 3.4 用户态 TLS/TP 与用户栈布局（musl/busybox 依赖）
+
+**问题**：许多 LoongArch Linux-ABI 用户程序依赖 `$tp` 作为 TLS 指针；如果 execve 后 `$tp` 没有按约定设置，早期 libc 初始化可能会崩。
+
+**修复**：
+
+- 在用户栈顶预留一页作为 TLS/TCB 区域；
+- 将 `$tp` 设置为该页内一个稳定的对齐地址，并写入最小 self-pointer（满足常见 libc 期望）；
+- 在用户栈中构造 `argc/argv/envp/auxv`（包含 `AT_PHDR/AT_ENTRY/AT_PLATFORM/AT_RANDOM/AT_EXECFN` 等）；
+- `set_exec_trap_frame()` 将 `tp/sp/a0/a1/a2` 等寄存器按 LoongArch ABI 写入 TrapFrame。
+
+- 相关文件：
+  - `os/src/arch/loongarch/kernel/task.rs`（`setup_stack_layout()`）
+  - `os/src/kernel/task/task_struct.rs`（execve 路径调用与写回）
+  - `os/src/arch/loongarch/trap/trap_frame.rs`
+
+### 3.5 FPU 使能（EUEN.FPE）
+
+**问题**：部分用户程序会在非常早的阶段执行 FP 指令；若未启用基础 FPU，会出现异常或非预期行为。
+
+**修复**：在 LoongArch 启动早期设置 `EUEN.FPE = 1`。
+
+- 相关文件：
+  - `os/src/arch/loongarch/boot/mod.rs`
+
+### 3.6 启动流程与任务模型对齐（init PID=1、idle_task）
+
+**问题**：
+
+- busybox init 要求自己是 PID 1；如果内核创建的 init task 不是 TID/PID 1，会直接报错。
+- 调度器在 runqueue 为空时会切换到每 CPU 的 idle_task；若未设置，会触发 panic。
+
+**修复**：
+
+- LoongArch `rest_init()` 固定创建 init 任务为 `tid=pid=1`（与 RISC-V 一致）。
+- 在 CPU0 预先创建并登记 idle 任务（不加入 runqueue，仅作为兜底）。
+
+- 相关文件：
+  - `os/src/arch/loongarch/boot/mod.rs`
+
+### 3.7 `/dev` 挂载与设备节点：让 LoongArch 与 RISC-V 行为一致
+
+**问题根因**（为什么 RISC-V 没问题而 LoongArch 出问题）：
+
+- 运行时镜像由 `os/build.rs` 从 `data/<arch>_musl` 目录生成：
+  - `fs-riscv.img` 根目录自带 `/dev /proc /sys` 等目录；
+  - `fs-loongarch.img` 根目录不包含 `/dev`（也可能不包含 `/proc /sys`）。
+- RISC-V 路径把 `/dev` 挂载留给 rcS，并依赖内核对 `mount("/dev")` 的特殊处理自动 `init_dev()`；因为 `/dev` 目录存在，所以工作正常。
+- LoongArch 若沿用“rcS 挂载 /dev”，但镜像里没有 `/dev` 目录，则挂载点不存在，后续 `init_dev()` 无法创建 `/dev/ttyS0`，最终出现 `can't open /dev/ttyS0`。
+
+**修复策略**：
+
+1) **启动流程对齐**：LoongArch 与 RISC-V 一样，把 `/dev(/proc,/sys,/tmp)` 的挂载交给用户态 rcS 完成。
+
+- `os/src/arch/loongarch/boot/mod.rs`
+- `data/loongarch_musl/etc/init.d/rcS`
+
+2) **内核兜底**：在 `SYS_MOUNT` 的特殊分支中，为 `/dev /proc /sys /tmp` 增加“挂载点目录不存在则先创建”的逻辑，然后再执行挂载动作；`/dev` 分支继续在挂载 tmpfs 后调用 `init_dev()` 创建设备节点。
+
+- `os/src/kernel/syscall/fs.rs`
+
+> 这使得：即使某个架构的 rootfs 镜像缺少挂载点目录，rcS 的挂载也不会因为“目录不存在”而失败，从而让启动语义更稳健、更一致。
+
+---
+
+## 4. 启动流程对齐总结（RISC-V vs LoongArch）
+
+对齐后的关键点：
+
+- 两个架构都在内核 init task 中挂载/初始化 Ext4 root（作为根文件系统）。
+- `/dev /proc /sys /tmp` 均由用户态 rcS 执行 `mount` 完成。
+- 内核在 `SYS_MOUNT` 中对这些 target 做特殊处理：
+  - `/dev`：挂载 tmpfs 后自动 `init_dev()` 创建设备节点；
+  - `/proc`：`init_procfs()`；
+  - `/sys`：`init_sysfs()`；
+  - `/tmp`：`mount_tmpfs()`；
+  - 并在进入这些特殊处理前确保挂载点目录存在。
+
+---
+
+## 5. 验证结果（当前分支）
+
+### 5.1 运行验证
+
+使用：
+
+- `make run ARCH=loongarch`
+
+预期能观察到：
+
+- `/sbin/init` 启动并执行 rcS，
+- 后续出现 shell 提示符（例如 `/ #`），说明用户态已经稳定运行并能进行基本交互。
+
+### 5.2 验证点解释
+
+- 能连续看到大量 syscall（包含 `mount`、`openat`、`read/write`、`clone` 等）且不再出现用户态 `BADV=0x9000...` 类型的地址异常，说明 trap 保存/恢复与 TLB refill 已经基本稳定。
+- shell 能起则说明 `/dev/ttyS0` 已存在且可打开（这依赖 rcS mount("/dev") + 内核 init_dev()）。
+
+---
+
+## 6. 后续建议（非阻塞）
+
+1) **rootfs 内容对齐**：建议让 `data/loongarch_musl` 也包含 `/dev /proc /sys` 等空目录，使镜像结构更接近 `data/risc-v_musl`，减少对内核“兜底创建目录”的依赖。
+2) **减少调试噪声**：目前 LoongArch trap/syscall 输出较多（用于 bringup）；在稳定后可逐步降级为 `pr_debug` 或加开关。
+3) **设备/网络完善**：virtio-net 可能仍会报 `DeviceNotReady`，这属于设备初始化/驱动完善方向，与“能进用户态”已解耦。
+
diff --git a/os/Makefile b/os/Makefile
index ed7660f3..dcc0196f 100644
--- a/os/Makefile
+++ b/os/Makefile
@@ -4,6 +4,7 @@
 
 # 架构选择: riscv (默认) 或 loongarch
 ARCH ?= riscv
+export ARCH
 LOG ?=
 
 # 根据架构设置变量
@@ -23,6 +24,7 @@ else
     GDB_ARCH_SETUP := -ex "set arch riscv:rv64"
 endif
 
+
 # ===============================================
 # 核心目标
 # ===============================================
diff --git a/os/build.rs b/os/build.rs
index 83f11591..aa42771e 100644
--- a/os/build.rs
+++ b/os/build.rs
@@ -135,25 +135,64 @@ fn main() {
 
     // 3.2: 非测试模式下创建完整的运行时镜像
     if !is_test {
-        let fs_img_path = PathBuf::from(&manifest_dir).join("fs.img");
-        let data_dir = project_root.join("data");
+        let target = env::var("TARGET").unwrap_or_default();
+        let arch_key = match env::var("ARCH") {
+            Ok(val) if !val.is_empty() => {
+                if val.contains("loongarch") {
+                    "loongarch"
+                } else {
+                    "riscv"
+                }
+            }
+            _ => {
+                if target.contains("loongarch") {
+                    "loongarch"
+                } else {
+                    "riscv"
+                }
+            }
+        };
+        let fs_img_name = format!("fs-{}.img", arch_key);
+        let fs_img_path = PathBuf::from(&manifest_dir).join(&fs_img_name);
+        let data_dir = if arch_key == "loongarch" {
+            project_root.join("data").join("loongarch_musl")
+        } else {
+            project_root.join("data").join("risc-v_musl")
+        };
         // user_bin_dir 已经在上面通过 user_dir 引用了, user/bin
         let user_bin_dir = user_dir.join("bin");
+        let arch_stamp = PathBuf::from(&out_dir).join(format!("fs_img_arch_{}.txt", arch_key));
 
         // 检查依赖
-        let dependencies = vec![data_dir, user_bin_dir];
+        println!("cargo:rerun-if-changed={}", data_dir.display());
+        let dependencies = vec![data_dir.clone(), user_bin_dir];
+
+        let force_rebuild = match fs::read_to_string(&arch_stamp) {
+            Ok(saved) => saved.trim() != arch_key,
+            Err(_) => true,
+        };
+        if force_rebuild {
+            println!(
+                "cargo:warning=[build.rs] Arch changed ({}), forcing fs.img rebuild.",
+                arch_key
+            );
+        }
 
-        if should_rebuild(&fs_img_path, &dependencies) {
+        if force_rebuild || should_rebuild(&fs_img_path, &dependencies) {
             println!(
                 "cargo:warning=[build.rs] Creating full ext4 runtime image (4GB) at fs.img..."
             );
-            create_full_ext4_image(&fs_img_path, &project_root);
+            create_full_ext4_image(&fs_img_path, &data_dir, &project_root);
+            let _ = fs::write(&arch_stamp, format!("{}\n", arch_key));
             println!(
                 "cargo:warning=[build.rs] Runtime image created: {}",
                 fs_img_path.display()
             );
         } else {
-            println!("cargo:warning=[build.rs] fs.img is up to date, skipping regeneration.");
+            println!(
+                "cargo:warning=[build.rs] {} is up to date, skipping regeneration.",
+                fs_img_name
+            );
         }
     }
 }
@@ -312,7 +351,7 @@ fn create_empty_ext4_image(path: &PathBuf, size_mb: usize) {
 }
 
 /// 创建完整的 ext4 镜像 (包含 data/ 和 user/bin/)
-fn create_full_ext4_image(path: &PathBuf, project_root: &Path) {
+fn create_full_ext4_image(path: &PathBuf, data_dir: &Path, project_root: &Path) {
     const IMG_SIZE_MB: usize = 4096; // 4GB
     const BLOCK_SIZE: usize = 1024 * 1024;
 
@@ -329,11 +368,14 @@ fn create_full_ext4_image(path: &PathBuf, project_root: &Path) {
     }
     fs::create_dir_all(&temp_root).expect("Failed to create temp directory");
 
-    // 2. 复制 data/ 目录的内容到临时根目录
-    let data_dir = project_root.join("data");
+    // 2. 复制 data 目录的内容到临时根目录
     if data_dir.exists() {
-        copy_dir_recursive(&data_dir, &temp_root).expect("Failed to copy data directory");
-        println!("cargo:warning=[build.rs] Copied data/ to temp root");
+        copy_dir_recursive(&data_dir.to_path_buf(), &temp_root)
+            .expect("Failed to copy data directory");
+        println!(
+            "cargo:warning=[build.rs] Copied {} to temp root",
+            data_dir.display()
+        );
     }
 
     // 3. 创建 /home/user/bin 目录并复制 user/bin
diff --git a/os/qemu-loongarch-run.sh b/os/qemu-loongarch-run.sh
index 01609d3b..0723ca26 100755
--- a/os/qemu-loongarch-run.sh
+++ b/os/qemu-loongarch-run.sh
@@ -7,7 +7,8 @@ MODE=${2:-run}
 # 参数定义（对齐评测指令）
 mem="4G"
 smp="1"
-fs="fs.img"
+arch="${ARCH:-loongarch}"
+fs="fs-${arch}.img"
 disk="disk-la.img"
 
 # 创建空磁盘镜像（如果不存在）
@@ -28,6 +29,14 @@ QEMU_ARGS=(
 if [ -f "$fs" ]; then
     QEMU_ARGS+=(-drive file="$fs",if=none,format=raw,id=x0)
     QEMU_ARGS+=(-device virtio-blk-pci,drive=x0)
+elif [ -f "fs.img" ]; then
+    fs="fs.img"
+    QEMU_ARGS+=(-drive file="$fs",if=none,format=raw,id=x0)
+    QEMU_ARGS+=(-device virtio-blk-pci,drive=x0)
+else
+    echo "Error: ${fs} not found!"
+    echo "Please run 'cargo build' first to generate the filesystem image."
+    exit 1
 fi
 
 # Virtio Network 设备
diff --git a/os/qemu-run.sh b/os/qemu-run.sh
index 9821584b..cca54559 100755
--- a/os/qemu-run.sh
+++ b/os/qemu-run.sh
@@ -6,7 +6,8 @@ BIN_FILE="${ELF_FILE%.*}.bin"
 os_file="$BIN_FILE"
 mem="4G"
 smp="${SMP:-1}"  # 从环境变量读取，默认为 1
-fs="fs.img"
+arch="${ARCH:-riscv}"
+fs="fs-${arch}.img"
 disk="disk.img"
 
 # 1. 转换为纯二进制
@@ -14,13 +15,17 @@ rust-objcopy --strip-all "$ELF_FILE" -O binary "$BIN_FILE"
 
 # 2. 检查 fs.img (1GB Ext4 文件系统)
 # 镜像应该由 build.rs 在编译时创建
-if [ ! -f "fs.img" ]; then
-    echo "Error: fs.img not found!"
-    echo "Please run 'cargo build' first to generate the filesystem image."
-    exit 1
+if [ ! -f "$fs" ]; then
+    if [ -f "fs.img" ]; then
+        fs="fs.img"
+    else
+        echo "Error: ${fs} not found!"
+        echo "Please run 'cargo build' first to generate the filesystem image."
+        exit 1
+    fi
 fi
 
-echo "Using existing fs.img (1GB Ext4 filesystem)"
+echo "Using existing ${fs} (1GB Ext4 filesystem)"
 
 # 3. 运行 QEMU
 QEMU_ARGS="-machine virt \
@@ -52,4 +57,4 @@ else
     echo "Starting QEMU in normal run mode."
 fi
 
-qemu-system-riscv64 $QEMU_ARGS
\ No newline at end of file
+qemu-system-riscv64 $QEMU_ARGS
diff --git a/os/src/arch/loongarch/boot/entry.S b/os/src/arch/loongarch/boot/entry.S
index 4fe965c4..b27ae333 100644
--- a/os/src/arch/loongarch/boot/entry.S
+++ b/os/src/arch/loongarch/boot/entry.S
@@ -11,7 +11,7 @@
 # - DMW0: VSEG=0x8, VA 0x8xxx -> PA 0x0xxx (Uncached, MMIO)
 # - DMW1: VSEG=0x9, VA 0x9xxx -> PA 0x0xxx (Cached, 内存)
 #
-_start:
+	_start:
     # ==========================================
     # 1. 配置 DMW (Direct Mapping Window)
     # ==========================================
@@ -25,23 +25,63 @@ _start:
     li.d        $t0, (0x9 << 60) | (1 << 4) | 0x1
     csrwr       $t0, 0x181          # CSR_DMW1
 
-    # ==========================================
-    # 2. 保存设备树地址
-    # LoongArch virt: a0=UEFI 标志(1), a2=EFI system table
-    # FDT 固定放在 0x0010_0000
-    # ==========================================
-    la.global   $t1, DTP
-    beqz        $a0, 1f
-    li.d        $t0, 0x00100000
-    st.d        $t0, $t1, 0
-    b           2f
-1:
-    st.d        $a0, $t1, 0
-2:
+	    # ==========================================
+	    # 2. 保存设备树地址 (DTP: physical address)
+	    #
+	    # QEMU/firmware 传入的 DTB 指针在不同环境下可能位于不同参数寄存器。
+	    # 为避免写入错误指针导致 FDT::from_ptr 解析失败，这里通过检查
+	    # DTB magic (0xd00dfeed) 来选择有效地址。
+	    #
+	    # 约定：
+	    #   - 优先尝试 a1 / a2（常见固件约定）
+	    #   - 其次尝试 0x0010_0000（部分固件会固定放置）
+	    #   - DTP 存储“物理地址”，Rust 侧再转换为直映虚拟地址
+	    # ==========================================
+	    la.global   $t1, DTP
 
-    # ==========================================
-    # 3. 设置栈指针
-    # ==========================================
+	    li.d        $t4, 0x0000ffffffffffff     # PHYS_ADDR_MASK
+	    li.d        $t5, 0x9000000000000000     # DMW1 base (cached)
+	    # DTB magic is stored big-endian on disk/memory; on little-endian CPU a plain
+	    # 32-bit load observes the byte-swapped value 0xedfe0dd0.
+	    li.d        $t6, 0xedfe0dd0             # FDT_MAGIC (as observed by ld.wu)
+
+	    # Try a1 (if non-zero and aligned)
+	    beqz        $a1, 1f
+	    andi        $t7, $a1, 0x7
+	    bnez        $t7, 1f
+	    and         $t0, $a1, $t4               # candidate physical
+	    or          $t2, $t0, $t5               # direct-mapped virtual
+	    ld.wu       $t3, $t2, 0
+	    beq         $t3, $t6, 3f
+	1:
+
+	    # Try a2 (if non-zero and aligned)
+	    beqz        $a2, 2f
+	    andi        $t7, $a2, 0x7
+	    bnez        $t7, 2f
+	    and         $t0, $a2, $t4
+	    or          $t2, $t0, $t5
+	    ld.wu       $t3, $t2, 0
+	    beq         $t3, $t6, 3f
+	2:
+
+	    # Try fixed 0x0010_0000
+	    li.d        $t0, 0x00100000
+	    or          $t2, $t0, $t5
+	    ld.wu       $t3, $t2, 0
+	    beq         $t3, $t6, 3f
+
+	    # Fallback: keep 0 (device tree disabled)
+	    move        $t0, $zero
+	    b           4f
+	3:
+	    # $t0 already holds candidate physical
+	4:
+	    st.d        $t0, $t1, 0
+
+	    # ==========================================
+	    # 3. 设置栈指针
+	    # ==========================================
     la.global   $sp, boot_stack_top
 
     # ==========================================
diff --git a/os/src/arch/loongarch/boot/mod.rs b/os/src/arch/loongarch/boot/mod.rs
index 31837525..637a8c81 100644
--- a/os/src/arch/loongarch/boot/mod.rs
+++ b/os/src/arch/loongarch/boot/mod.rs
@@ -40,7 +40,8 @@ global_asm!(include_str!("entry.S"));
 /// 并且当这个函数结束时，应该切换到第一个任务的上下文
 pub fn rest_init() {
     earlyprintln!("[Boot] rest_init: creating init task");
-    let tid = TASK_MANAGER.lock().allocate_tid();
+    // init 进程必须使用 TID/PID 1，不从分配器获取（分配器从 2 开始）。
+    let tid = 1;
     let kstack_tracker = alloc_contig_frames(4).expect("kthread_spawn: failed to alloc kstack");
     let trap_frame_tracker = alloc_frame().expect("kthread_spawn: failed to alloc trap_frame");
     let fd_table = fd_table::FDTable::new();
@@ -86,9 +87,20 @@ pub fn rest_init() {
     // init 任务运行在 CPU 0
     task.on_cpu = Some(0);
     let task = task.into_shared();
+
+    // 为 CPU0 创建 idle 任务，避免调度器在 runqueue 为空时 panic。
+    // idle 任务不加入运行队列，但会作为兜底任务被切换运行。
+    {
+        let _guard = crate::sync::PreemptGuard::new();
+        let cpu = current_cpu();
+        if cpu.idle_task.is_none() {
+            cpu.idle_task = Some(create_idle_task(0));
+        }
+    }
+
     unsafe {
         // KScratch0 <- TrapFrame 指针
-        asm!("csrwr {0}, 0x48", in(reg) ptr as usize, options(nostack, preserves_flags));
+        asm!("csrwr {0}, 0x30", in(reg) ptr as usize, options(nostack, preserves_flags));
     }
     TASK_MANAGER.lock().add_task(task.clone());
     {
@@ -111,6 +123,62 @@ pub fn rest_init() {
     }
 }
 
+/// Idle 循环：等待中断；被定时器中断唤醒后由 trap/scheduler 决定是否调度。
+fn idle_loop() -> ! {
+    loop {
+        if !crate::arch::intr::are_interrupts_enabled() {
+            unsafe { crate::arch::intr::enable_interrupts() };
+        }
+        unsafe {
+            core::arch::asm!("idle 0");
+        }
+    }
+}
+
+/// 为指定 CPU 创建 idle 任务（LoongArch 版本）
+fn create_idle_task(cpu_id: usize) -> crate::kernel::SharedTask {
+    use crate::arch::trap::TrapFrame;
+    use crate::mm::frame_allocator::alloc_contig_frames;
+    use crate::vfs::fd_table::FDTable;
+
+    // idle 任务从 TID 分配器正常分配（从 2 开始）
+    let tid = TASK_MANAGER.lock().allocate_tid();
+
+    // 分配最小资源
+    let kstack_tracker =
+        alloc_contig_frames(1).expect("Failed to allocate kernel stack for idle task");
+    let trap_frame_tracker = alloc_frame().expect("Failed to allocate trap frame for idle task");
+
+    // 创建最小化的内核线程
+    let mut task = TaskStruct::ktask_create(
+        tid,
+        tid, // pid = tid
+        0,   // ppid = 0 (no parent)
+        TaskStruct::empty_children(),
+        kstack_tracker,
+        trap_frame_tracker,
+        Arc::new(SpinLock::new(SignalHandlerTable::new())),
+        SignalFlags::empty(),
+        Arc::new(SpinLock::new(SignalPending::empty())),
+        Arc::new(SpinLock::new(UtsNamespace::default())),
+        Arc::new(SpinLock::new(RlimitStruct::new(INIT_RLIMITS))),
+        Arc::new(FDTable::new()),
+        Arc::new(SpinLock::new(FsStruct::new(None, None))),
+    );
+
+    // 设置 TrapFrame 指向 idle_loop
+    let tf = task.trap_frame_ptr.load(Ordering::SeqCst);
+    unsafe {
+        core::ptr::write(tf, TrapFrame::zero_init());
+        (*tf).set_kernel_trap_frame(idle_loop as usize, 0, task.kstack_base);
+    }
+
+    task.on_cpu = Some(cpu_id);
+    let task = task.into_shared();
+    TASK_MANAGER.lock().add_task(task.clone());
+    task
+}
+
 /// 内核的第一个任务
 /// PID = 1
 /// 负责进行剩余的初始化工作
@@ -135,23 +203,10 @@ fn init() {
         pr_info!("[Init] Continuing without filesystem...");
     }
 
-    // // 挂载 /dev 并创建设备节点
-    // if let Err(e) = crate::fs::mount_tmpfs("/dev", 0) {
-    //     pr_err!("[Init] Failed to mount /dev: {:?}", e);
-    // } else if let Err(e) = crate::fs::init_dev() {
-    //     pr_err!("[Init] Failed to create devices: {:?}", e);
-    // }
-
-    // LoongArch 目录目前为脚手架：用户态与块设备引导可能尚未就绪。
-    // 若 /sbin/init 可用则尝试进入用户态，否则保持在内核中运行。
-    if crate::vfs::vfs_lookup("/sbin/init").is_ok() {
-        kernel_execve("/sbin/init", &["/sbin/init"], &[]);
-    }
-
-    pr_info!("[Init] /sbin/init not found; staying in kernel loop");
-    loop {
-        yield_task();
-    }
+    // /dev(/proc,/sys,/tmp) 的挂载交给用户态 rcS：
+    // - rcS 会执行 `mount -t tmpfs none /dev` 等
+    // - 内核在 mount("/dev") 的系统调用里会自动 init_dev() 创建设备节点
+    kernel_execve("/sbin/init", &["/sbin/init"], &[]);
 }
 
 /// 内核守护线程
@@ -212,6 +267,11 @@ fn create_kthreadd() {
 pub fn main(hartid: usize) {
     clear_bss();
 
+    // Enable base floating-point instructions (EUEN.FPE). Many LoongArch Linux-ABI
+    // user programs are built with floating-point enabled and may execute FP
+    // instructions very early during startup.
+    loongArch64::register::euen::set_fpe(true);
+
     run_early_tests();
 
     earlyprintln!("[Boot] Hello, world!");
diff --git a/os/src/arch/loongarch/constant.rs b/os/src/arch/loongarch/constant.rs
index e90a6fda..1108e5a3 100644
--- a/os/src/arch/loongarch/constant.rs
+++ b/os/src/arch/loongarch/constant.rs
@@ -11,10 +11,10 @@ pub const UART_BASE: usize = 0x1fe001e0;
 pub const STACK_ALIGN_MASK: usize = 0xF;
 
 /// LoongArch64 地址空间常量
-/// 用户空间: 0x0000_0000_0000_0000 - 0x0000_ffff_ffff_ffff
+/// 用户空间: 0x0000_0000_0000_0000 - 0x0000_003f_ffff_ffff (39-bit)
 /// 内核空间: 0x9000_0000_0000_0000 - 0xffff_ffff_ffff_ffff
 pub const USER_BASE: usize = 0x0000_0000_0000_0000;
-pub const USER_TOP: usize = 0x0000_ffff_ffff_ffff;
+pub const USER_TOP: usize = 0x0000_003f_ffff_ffff;
 pub const KERNEL_BASE: usize = 0x9000_0000_0000_0000;
 
 /// 兼容 RISC-V 的地址空间常量
@@ -36,12 +36,22 @@ pub const CSR_CRMD_PLV_MASK: usize = 0b11; // 特权级掩码
 pub const CSR_CRMD_IE: usize = 1 << 2; // 全局中断使能
 pub const CSR_CRMD_DA: usize = 1 << 3; // 直接地址翻译模式
 pub const CSR_CRMD_PG: usize = 1 << 4; // 分页使能
+pub const CSR_CRMD_DATF_MASK: usize = 0b11 << 5; // 取指访问类型
+pub const CSR_CRMD_DATM_MASK: usize = 0b11 << 7; // 读写访问类型
+pub const CSR_CRMD_DAT_CC: usize = 0b01; // Coherent Cached
+
+/// PRMD (异常前模式信息)
+pub const PRMD_PPLV_MASK: usize = 0b11;
+pub const PRMD_PIE: usize = 1 << 2;
+pub const PRMD_PPLV_USER: usize = 0b11;
 
 /// ECFG (异常配置)
 pub const CSR_ECFG_LIE_MASK: usize = 0x1fff; // 局部中断使能掩码
 
 /// EENTRY (异常入口地址)
 pub const CSR_EENTRY: u32 = 0xc;
+/// TLBRENT (TLB refill 入口地址)
+pub const CSR_TLBRENT: u32 = 0x88;
 
 /// BADV (错误地址寄存器)
 pub const CSR_BADV: u32 = 0x7;
diff --git a/os/src/arch/loongarch/ipi.rs b/os/src/arch/loongarch/ipi.rs
index 6248e599..3295e9fc 100644
--- a/os/src/arch/loongarch/ipi.rs
+++ b/os/src/arch/loongarch/ipi.rs
@@ -1,7 +1,7 @@
-//! LoongArch64 IPI（占位符实现）
+//! LoongArch64 IPI（单核下的最小实现）
 //!
-//! 目前 LoongArch 端尚未完成多核/中断控制器支持。
-//! 为了让通用调度/任务迁移逻辑在 LoongArch 目标上通过编译，这里提供最小 no-op 接口。
+//! 目前 LoongArch 端尚未接入多核 IPI 硬件。
+//! 单核环境下 IPI 调用不需要实际发起中断，保留接口以复用通用调度/任务迁移逻辑。
 
 /// IPI 类型（用于与 RISC-V 端保持接口一致）
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -12,20 +12,20 @@ pub enum IpiType {
     TlbFlush,
 }
 
-/// 发送单个 IPI（占位符：当前为 no-op）
+/// 发送单个 IPI（单核下为 no-op）
 #[inline]
 pub fn send_ipi(_target_cpu: usize, _ipi_type: IpiType) {}
 
-/// 按 hart mask 发送 IPI（占位符：当前为 no-op）
+/// 按 hart mask 发送 IPI（单核下为 no-op）
 #[inline]
 pub fn send_ipi_many(_hart_mask: usize, _ipi_type: IpiType) {}
 
-/// 发送 reschedule IPI（占位符：当前为 no-op）
+/// 发送 reschedule IPI（单核下为 no-op）
 #[inline]
 pub fn send_reschedule_ipi(cpu: usize) {
     send_ipi(cpu, IpiType::Reschedule);
 }
 
-/// 向所有 CPU 发送 TLB flush IPI（占位符：当前为 no-op）
+/// 向所有 CPU 发送 TLB flush IPI（单核下为 no-op）
 #[inline]
 pub fn send_tlb_flush_ipi_all() {}
diff --git a/os/src/arch/loongarch/kernel/mod.rs b/os/src/arch/loongarch/kernel/mod.rs
index 45c3d7c0..ed31ca62 100644
--- a/os/src/arch/loongarch/kernel/mod.rs
+++ b/os/src/arch/loongarch/kernel/mod.rs
@@ -21,13 +21,47 @@ pub mod cpu {
 
     /// 获取 CPU ID（别名）
     pub fn cpu_id() -> usize {
-        hart_id()
+        let cpu_ptr: usize;
+        unsafe {
+            core::arch::asm!(
+                "addi.d {0}, $tp, 0",
+                out(reg) cpu_ptr,
+                options(nostack, preserves_flags)
+            );
+        }
+        if cpu_ptr == 0 {
+            return 0;
+        }
+        // Safety: tp 指向 Cpu 结构体，首字段为 cpu_id
+        unsafe { *(cpu_ptr as *const usize) }
     }
 
     /// 在切换到指定任务后执行的架构相关收尾工作。
     ///
-    /// LoongArch 目前尚未实现 trap/上下文切换，因此此处为 no-op。
-    pub fn on_task_switch(_trap_frame_ptr: usize, _cpu_ptr: usize) {}
+    /// LoongArch 使用 KScratch0 保存当前任务的 TrapFrame 指针，
+    /// 供 trap_entry 保存/恢复寄存器时使用。
+    pub fn on_task_switch(trap_frame_ptr: usize, cpu_ptr: usize) {
+        if trap_frame_ptr == 0 {
+            return;
+        }
+        unsafe {
+            let tf = (trap_frame_ptr as *mut crate::arch::trap::TrapFrame)
+                .as_mut()
+                .expect("on_task_switch: null TrapFrame");
+            tf.cpu_ptr = cpu_ptr;
+            core::arch::asm!(
+                "addi.d $tp, {0}, 0",
+                in(reg) cpu_ptr,
+                options(nostack, preserves_flags)
+            );
+            // KScratch0 作为 trap_entry 的 TrapFrame 指针。
+            core::arch::asm!(
+                "csrwr {0}, 0x30",
+                in(reg) trap_frame_ptr,
+                options(nostack, preserves_flags)
+            );
+        }
+    }
 }
 
 pub use context::TaskContext;
diff --git a/os/src/arch/loongarch/kernel/task.rs b/os/src/arch/loongarch/kernel/task.rs
index 20d47579..e0e2909f 100644
--- a/os/src/arch/loongarch/kernel/task.rs
+++ b/os/src/arch/loongarch/kernel/task.rs
@@ -4,7 +4,15 @@ use alloc::vec::Vec;
 use core::{mem::size_of, ptr};
 
 use super::context::TaskContext;
-use crate::{arch::constant::STACK_ALIGN_MASK, mm::frame_allocator::FrameTracker};
+use crate::{
+    arch::{constant::STACK_ALIGN_MASK, mm::paddr_to_vaddr},
+    config::PAGE_SIZE,
+    mm::{
+        address::{UsizeConvert, Vaddr},
+        frame_allocator::FrameTracker,
+        memory_space::MemorySpace,
+    },
+};
 
 /// 初始化内核任务上下文
 pub fn init_kernel_task_context(context: &mut TaskContext, entry: usize, kstack: usize) {
@@ -25,6 +33,7 @@ pub fn init_fork_context(
 /// 为新任务设置用户栈布局，包含命令行参数和环境变量
 /// 返回新的栈指针位置，以及 argc, argv, envp 的地址
 pub fn setup_stack_layout(
+    space: &MemorySpace,
     sp: usize,
     argv: &[&str],
     envp: &[&str],
@@ -33,18 +42,36 @@ pub fn setup_stack_layout(
     phent: usize,
     at_base: usize,
     at_entry: usize,
-) -> (usize, usize, usize, usize) {
-    let mut sp = sp;
+) -> (usize, usize, usize, usize, usize) {
+    // Reserve one page at the top of the user stack for TLS/TCB, and set $tp to
+    // a stable address inside that page. This is required by many Linux-ABI user
+    // programs on LoongArch which rely on $tp for TLS.
+    // TLS lives in the top stack page: [tls_base, tls_base + PAGE_SIZE).
+    let tls_page_size = PAGE_SIZE;
+    let tls_base = (sp - 1) & !(tls_page_size - 1);
+    // Place tp near the top of that page, 16-byte aligned, and within the mapping.
+    let tls_tp = (sp & !0xf).wrapping_sub(0x10);
+
+    // Ensure the TLS page is mapped (it should be within the mapped user stack range),
+    // and initialize a minimal self-pointer at tp for libc expectations.
+    write_user_usize(space, tls_tp, tls_tp);
+
+    // Start placing argv/envp/auxv below the TLS page.
+    let mut sp = tls_base;
+    crate::pr_debug!(
+        "[setup_stack_layout] sp_top=0x{:x}, phdr=0x{:x}, entry=0x{:x}",
+        sp,
+        phdr_addr,
+        at_entry
+    );
     let mut arg_ptrs: Vec<usize> = Vec::with_capacity(argv.len());
     let mut env_ptrs: Vec<usize> = Vec::with_capacity(envp.len());
 
     for &env in envp.iter().rev() {
         let bytes = env.as_bytes();
         sp -= bytes.len() + 1; // 预留 NUL
-        unsafe {
-            ptr::copy_nonoverlapping(bytes.as_ptr(), sp as *mut u8, bytes.len());
-            (sp as *mut u8).add(bytes.len()).write(0); // NUL 终止符
-        }
+        write_user_bytes(&space, sp, bytes);
+        write_user_bytes(&space, sp + bytes.len(), &[0]); // NUL 终止符
         env_ptrs.push(sp); // 存储字符串的地址
     }
 
@@ -52,10 +79,8 @@ pub fn setup_stack_layout(
     for &arg in argv.iter().rev() {
         let bytes = arg.as_bytes();
         sp -= bytes.len() + 1; // 预留 NUL
-        unsafe {
-            ptr::copy_nonoverlapping(bytes.as_ptr(), sp as *mut u8, bytes.len());
-            (sp as *mut u8).add(bytes.len()).write(0); // NUL 终止符
-        }
+        write_user_bytes(&space, sp, bytes);
+        write_user_bytes(&space, sp + bytes.len(), &[0]); // NUL 终止符
         arg_ptrs.push(sp); // 存储字符串的地址
     }
 
@@ -70,14 +95,14 @@ pub fn setup_stack_layout(
         0x67,
     ];
     let random_ptr = sp - 16;
-    unsafe { ptr::copy_nonoverlapping(random_bytes.as_ptr(), random_ptr as *mut u8, 16) };
+    write_user_bytes(&space, random_ptr, &random_bytes);
     sp = random_ptr;
 
     // platform string
     let platform = "loongarch64\0";
     let platform_len = platform.len();
     sp -= platform_len;
-    unsafe { ptr::copy_nonoverlapping(platform.as_ptr(), sp as *mut u8, platform_len) };
+    write_user_bytes(&space, sp, platform.as_bytes());
     let platform_ptr = sp;
 
     // 16 字节对齐（auxv 要求）
@@ -130,34 +155,67 @@ pub fn setup_stack_layout(
 
     for (type_, val) in auxv.iter().rev() {
         sp -= size_of::<usize>();
-        unsafe { ptr::write(sp as *mut usize, *val) };
+        write_user_usize(&space, sp, *val);
         sp -= size_of::<usize>();
-        unsafe { ptr::write(sp as *mut usize, *type_) };
+        write_user_usize(&space, sp, *type_);
     }
 
     // envp NULL
     sp -= size_of::<usize>();
-    unsafe { ptr::write(sp as *mut usize, 0) };
+    write_user_usize(&space, sp, 0);
 
     for &p in env_ptrs.iter() {
         sp -= size_of::<usize>();
-        unsafe { ptr::write(sp as *mut usize, p) };
+        write_user_usize(&space, sp, p);
     }
     let envp_vec_ptr = sp;
 
     // argv NULL
     sp -= size_of::<usize>();
-    unsafe { ptr::write(sp as *mut usize, 0) };
+    write_user_usize(&space, sp, 0);
 
     for &p in arg_ptrs.iter() {
         sp -= size_of::<usize>();
-        unsafe { ptr::write(sp as *mut usize, p) };
+        write_user_usize(&space, sp, p);
     }
     let argv_vec_ptr = sp;
 
     let argc = argv.len();
     sp -= size_of::<usize>();
-    unsafe { ptr::write(sp as *mut usize, argc) };
+    write_user_usize(&space, sp, argc);
 
-    (sp, argc, argv_vec_ptr, envp_vec_ptr)
+    crate::pr_debug!(
+        "[setup_stack_layout] sp_final=0x{:x}, argc={}, argv=0x{:x}, envp=0x{:x}",
+        sp,
+        argc,
+        argv_vec_ptr,
+        envp_vec_ptr
+    );
+    (sp, argc, argv_vec_ptr, envp_vec_ptr, tls_tp)
+}
+
+fn write_user_usize(space: &MemorySpace, dst: usize, val: usize) {
+    let bytes = val.to_ne_bytes();
+    write_user_bytes(space, dst, &bytes);
+}
+
+fn write_user_bytes(space: &MemorySpace, dst: usize, data: &[u8]) {
+    let mut offset = 0usize;
+    while offset < data.len() {
+        let vaddr = <Vaddr as UsizeConvert>::from_usize(dst + offset);
+        let paddr = space
+            .translate(vaddr)
+            .expect("write_user_bytes: translate failed");
+        let page_off = (dst + offset) & (PAGE_SIZE - 1);
+        let chunk = core::cmp::min(PAGE_SIZE - page_off, data.len() - offset);
+        unsafe {
+            let dst_va = paddr_to_vaddr(paddr.as_usize());
+            let dst_ptr = dst_va as *mut u8;
+            let src_ptr = data.as_ptr().add(offset);
+            for i in 0..chunk {
+                ptr::write(dst_ptr.add(i), ptr::read(src_ptr.add(i)));
+            }
+        }
+        offset += chunk;
+    }
 }
diff --git a/os/src/arch/loongarch/lib/mem.rs b/os/src/arch/loongarch/lib/mem.rs
new file mode 100644
index 00000000..32f815d5
--- /dev/null
+++ b/os/src/arch/loongarch/lib/mem.rs
@@ -0,0 +1,40 @@
+//! LoongArch64 memory helpers.
+//!
+//! Provide simple byte-wise implementations to avoid unsupported instructions
+//! in QEMU/LoongArch for compiler_builtins memcpy/memmove/memset.
+
+use core::ptr;
+
+#[unsafe(no_mangle)]
+pub unsafe extern "C" fn memcpy(dst: *mut u8, src: *const u8, n: usize) -> *mut u8 {
+    for i in 0..n {
+        ptr::write(dst.add(i), ptr::read(src.add(i)));
+    }
+    dst
+}
+
+#[unsafe(no_mangle)]
+pub unsafe extern "C" fn memmove(dst: *mut u8, src: *const u8, n: usize) -> *mut u8 {
+    if dst as usize == src as usize || n == 0 {
+        return dst;
+    }
+    if (dst as usize) < (src as usize) || (dst as usize) >= (src as usize + n) {
+        for i in 0..n {
+            ptr::write(dst.add(i), ptr::read(src.add(i)));
+        }
+    } else {
+        for i in (0..n).rev() {
+            ptr::write(dst.add(i), ptr::read(src.add(i)));
+        }
+    }
+    dst
+}
+
+#[unsafe(no_mangle)]
+pub unsafe extern "C" fn memset(dst: *mut u8, c: i32, n: usize) -> *mut u8 {
+    let val = c as u8;
+    for i in 0..n {
+        ptr::write(dst.add(i), val);
+    }
+    dst
+}
diff --git a/os/src/arch/loongarch/lib/mod.rs b/os/src/arch/loongarch/lib/mod.rs
index 43f73f6f..e529af64 100644
--- a/os/src/arch/loongarch/lib/mod.rs
+++ b/os/src/arch/loongarch/lib/mod.rs
@@ -1,4 +1,5 @@
 //! LoongArch64 库模块
 
 pub mod console;
+pub mod mem;
 pub mod sbi;
diff --git a/os/src/arch/loongarch/mm/mod.rs b/os/src/arch/loongarch/mm/mod.rs
index 0a17b2e5..682ca417 100644
--- a/os/src/arch/loongarch/mm/mod.rs
+++ b/os/src/arch/loongarch/mm/mod.rs
@@ -1,12 +1,11 @@
 //! LoongArch64 内存管理模块
 //!
 //! 本模块提供了针对 **LoongArch64 架构** 的内存管理实现，
-//! 使用 **4 级页表** 进行虚拟地址到物理地址的转换。
+//! 使用 **3 级页表** 进行虚拟地址到物理地址的转换。
 //!
 //! # 页表结构
 //!
-//! LoongArch64 支持 48 位虚拟地址空间，使用 4 级页表：
-//! - **Level 3 (PGD)**: 页全局目录，索引 VA[47:39]
+//! LoongArch64 支持 39 位虚拟地址空间，使用 3 级页表：
 //! - **Level 2 (PUD)**: 页上级目录，索引 VA[38:30]
 //! - **Level 1 (PMD)**: 页中级目录，索引 VA[29:21]
 //! - **Level 0 (PT)**:  页表，索引 VA[20:12]
diff --git a/os/src/arch/loongarch/mm/page_table.rs b/os/src/arch/loongarch/mm/page_table.rs
index 0dc78e6d..f2e8006f 100644
--- a/os/src/arch/loongarch/mm/page_table.rs
+++ b/os/src/arch/loongarch/mm/page_table.rs
@@ -1,11 +1,10 @@
 //! LoongArch64 页表管理
 //!
-//! 实现 4 级页表结构，使用 `loongArch64` crate 进行 CSR 操作。
+//! 实现 3 级页表结构，使用 `loongArch64` crate 进行 CSR 操作。
 //!
 //! # 页表结构
 //!
-//! LoongArch64 使用 4 级页表（48 位虚拟地址）：
-//! - Level 3 (Dir4/PGD): 虚拟地址 bits [47:39]，9 位索引
+//! LoongArch64 使用 3 级页表（39 位虚拟地址）：
 //! - Level 2 (Dir3/PUD): 虚拟地址 bits [38:30]，9 位索引
 //! - Level 1 (Dir2/PMD): 虚拟地址 bits [29:21]，9 位索引
 //! - Level 0 (Dir1/PT):  虚拟地址 bits [20:12]，9 位索引
@@ -33,7 +32,7 @@ pub struct PageTableInner {
 }
 
 impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
-    /// LoongArch64 使用 4 级页表
+    /// LoongArch64 使用 4 级页表（匹配 48 位虚拟地址）
     const LEVELS: usize = 4;
     /// 48 位虚拟地址
     const MAX_VA_BITS: usize = 48;
@@ -80,6 +79,33 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
     fn activate(ppn: Ppn) {
         let pgd_paddr = ppn.start_addr().as_usize();
         unsafe {
+            // 设置 STLBPS (CSR 0x1E) - STLB 页大小为 4KB (PS=12)
+            core::arch::asm!(
+                "csrwr {0}, 0x1E",
+                in(reg) 12,
+                options(nostack, preserves_flags)
+            );
+            // 配置 PWCL (CSR 0x1C) - 4级页表: pte@12, dir1@21, dir2@30
+            let pwcl = 12 | (9 << 5) | (21 << 10) | (9 << 15) | (30 << 20) | (9 << 25);
+            core::arch::asm!(
+                "csrwr {0}, 0x1C",
+                in(reg) pwcl,
+                options(nostack, preserves_flags)
+            );
+            // 配置 PWCH (CSR 0x1D) - dir3@39
+            let pwch = 39 | (9 << 6);
+            core::arch::asm!(
+                "csrwr {0}, 0x1D",
+                in(reg) pwch,
+                options(nostack, preserves_flags)
+            );
+            // 设置 ASID (CSR 0x18)
+            let asid = ppn.as_usize() & 0x3ff;
+            core::arch::asm!(
+                "csrwr {0}, 0x18",
+                in(reg) asid,
+                options(nostack, preserves_flags)
+            );
             // 设置 PGDL (CSR 0x19) - 低半地址空间页全局目录基址
             core::arch::asm!(
                 "csrwr {0}, 0x19",
@@ -92,6 +118,25 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
                 in(reg) pgd_paddr,
                 options(nostack, preserves_flags)
             );
+            // 启用分页并关闭直接地址翻译
+            let mut crmd: usize;
+            core::arch::asm!(
+                "csrrd {0}, 0x0",
+                out(reg) crmd,
+                options(nostack, preserves_flags)
+            );
+            crmd |= crate::arch::constant::CSR_CRMD_PG;
+            crmd &= !crate::arch::constant::CSR_CRMD_DA;
+            // 软件 TLB refill 时必须将 DATF/DATM 设置为 CC
+            crmd &= !(crate::arch::constant::CSR_CRMD_DATF_MASK
+                | crate::arch::constant::CSR_CRMD_DATM_MASK);
+            crmd |= crate::arch::constant::CSR_CRMD_DAT_CC << 5;
+            crmd |= crate::arch::constant::CSR_CRMD_DAT_CC << 7;
+            core::arch::asm!(
+                "csrwr {0}, 0x0",
+                in(reg) crmd,
+                options(nostack, preserves_flags)
+            );
             // 刷新 TLB
             Self::tlb_flush_all();
         }
@@ -170,7 +215,7 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
             let idx = Self::vpn_index(vpn_value, current_level);
             let pte = Self::read_pte(ppn, idx);
 
-            if !pte.is_valid() {
+            if pte.is_empty() {
                 return None;
             }
 
@@ -239,8 +284,8 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
                 Self::tlb_flush(vpn);
                 return Ok(());
             } else {
-                // 中间级别
-                if !pte.is_valid() {
+                // 中间级别：检查目录项是否为空
+                if pte.is_empty() {
                     // 分配新的页表
                     let new_frame = alloc_frame().ok_or(PagingError::FrameAllocFailed)?;
                     let new_ppn = new_frame.ppn();
@@ -274,7 +319,7 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
             let idx = Self::vpn_index(vpn_value, level);
             let pte = Self::read_pte(current_ppn, idx);
 
-            if !pte.is_valid() {
+            if pte.is_empty() {
                 return Err(PagingError::NotMapped);
             }
 
@@ -312,7 +357,7 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
             let idx = Self::vpn_index(vpn_value, level);
             let mut pte = Self::read_pte(current_ppn, idx);
 
-            if !pte.is_valid() {
+            if pte.is_empty() {
                 return Err(PagingError::NotMapped);
             }
 
@@ -338,7 +383,7 @@ impl PageTableInnerTrait<PageTableEntry> for PageTableInner {
             let idx = Self::vpn_index(vpn_value, level);
             let pte = Self::read_pte(ppn, idx);
 
-            if !pte.is_valid() {
+            if pte.is_empty() {
                 return Err(PagingError::NotMapped);
             }
 
diff --git a/os/src/arch/loongarch/mm/page_table_entry.rs b/os/src/arch/loongarch/mm/page_table_entry.rs
index d2088df7..db498463 100644
--- a/os/src/arch/loongarch/mm/page_table_entry.rs
+++ b/os/src/arch/loongarch/mm/page_table_entry.rs
@@ -6,12 +6,16 @@
 //!
 //! | 位 | 字段 | 说明 |
 //! |----|------|------|
-//! | 0 | V | Valid - 有效位 |
-//! | 1 | D | Dirty - 脏位（同时控制写权限） |
+//! | 0 | V | Valid/Accessed - 有效/访问位 |
+//! | 1 | D | Dirty - 脏位 |
 //! | 3:2 | PLV | Privilege Level (0=内核, 3=用户) |
 //! | 5:4 | MAT | Memory Access Type |
 //! | 6 | G | Global - 全局位 |
-//! | 11:7 | 保留 | 必须为 0 |
+//! | 7 | P | Present - 软件 present 位 |
+//! | 8 | W | Write - 软件写权限位 |
+//! | 9 | M | Modified - 软件 modified 位 |
+//! | 10 | PROTNONE | 软件 PROT_NONE 位 |
+//! | 11 | SPECIAL | 软件 special 位 |
 //! | 47:12 | PPN | 物理页号 (PALEN-1:12) |
 //! | 60:48 | 保留 | 必须为 0 |
 //! | 61 | NR | Non-Readable (0=可读，1=不可读) |
@@ -29,11 +33,10 @@ bitflags::bitflags! {
     /// 注意：LoongArch 使用 NR/NX 表示不可读/不可执行（反逻辑）
     #[derive(Debug, Clone, Copy, PartialEq, Eq)]
     pub struct LAPTEFlags: u64 {
-        /// 有效位 (bit 0)
+        /// 有效/访问位 (bit 0)
         const VALID = 1 << 0;
 
-        /// 脏位 (bit 1) - 同时控制写权限
-        /// D=1 表示页面可写且已被修改
+        /// 脏位 (bit 1)
         const DIRTY = 1 << 1;
 
         /// 特权级位 0 (bit 2)
@@ -61,7 +64,20 @@ bitflags::bitflags! {
         /// 全局位 (bit 6)
         const GLOBAL = 1 << 6;
 
-        // bits 7-11 保留，必须为 0
+        /// 软件 present 位 (bit 7)
+        const PRESENT = 1 << 7;
+
+        /// 软件写权限位 (bit 8)
+        const WRITE = 1 << 8;
+
+        /// 软件 modified 位 (bit 9)
+        const MODIFIED = 1 << 9;
+
+        /// 软件 PROT_NONE 位 (bit 10)
+        const PROTNONE = 1 << 10;
+
+        /// 软件 special 位 (bit 11)
+        const SPECIAL = 1 << 11;
 
         /// 不可读位 (bit 61) - 0=可读，1=不可读
         /// 仅 LA64 支持
@@ -128,8 +144,9 @@ impl UniversalConvertableFlag for LAPTEFlags {
         let mut result = LAPTEFlags::empty();
 
         if flag.contains(UniversalPTEFlag::VALID) {
-            // 有效页面启用一致性缓存
-            result |= LAPTEFlags::VALID | LAPTEFlags::MAT_CC;
+            // 标记软件 present，并启用一致性缓存。
+            // 这里同时设置 VALID 位（不做 accessed/dirty 跟踪）。
+            result |= LAPTEFlags::PRESENT | LAPTEFlags::VALID | LAPTEFlags::MAT_CC;
         }
 
         // READABLE: 不设置 NR 位（默认 NR=0 表示可读）
@@ -139,8 +156,9 @@ impl UniversalConvertableFlag for LAPTEFlags {
         }
 
         if flag.contains(UniversalPTEFlag::WRITEABLE) {
-            // D 位同时表示可写权限
-            result |= LAPTEFlags::DIRTY;
+            // LoongArch Linux 软件约定：WRITE 控制写权限，DIRTY 用于脏页标记。
+            // 为简化实现，这里对可写页同时置位 WRITE + DIRTY。
+            result |= LAPTEFlags::WRITE | LAPTEFlags::DIRTY;
         }
 
         // EXECUTABLE: 不设置 NX 位（默认 NX=0 表示可执行）
@@ -177,7 +195,7 @@ impl UniversalConvertableFlag for LAPTEFlags {
     fn to_universal(&self) -> UniversalPTEFlag {
         let mut result = UniversalPTEFlag::empty();
 
-        if self.contains(LAPTEFlags::VALID) {
+        if self.contains(LAPTEFlags::PRESENT) {
             result |= UniversalPTEFlag::VALID;
         }
 
@@ -186,10 +204,11 @@ impl UniversalConvertableFlag for LAPTEFlags {
             result |= UniversalPTEFlag::READABLE;
         }
 
-        // D 位表示可写（同时也是脏位）
-        // 为支持脏页跟踪，同时设置 WRITEABLE 和 DIRTY
+        if self.contains(LAPTEFlags::WRITE) {
+            result |= UniversalPTEFlag::WRITEABLE;
+        }
         if self.contains(LAPTEFlags::DIRTY) {
-            result |= UniversalPTEFlag::WRITEABLE | UniversalPTEFlag::DIRTY;
+            result |= UniversalPTEFlag::DIRTY;
         }
 
         // NX=0 表示可执行
@@ -216,8 +235,8 @@ const LA64_PTE_PPN_OFFSET: u32 = 12;
 /// PPN 掩码 (bits 12-47，支持 48 位物理地址)
 const LA64_PTE_PPN_MASK: u64 = 0x0000_FFFF_FFFF_F000;
 
-/// 标志位掩码 (bits 0-6 + 61-63)
-const LA64_PTE_FLAG_MASK_LOW: u64 = 0x7F; // bits 0-6
+/// 标志位掩码 (bits 0-11 + 61-63)
+const LA64_PTE_FLAG_MASK_LOW: u64 = 0x0FFF; // bits 0-11
 const LA64_PTE_FLAG_MASK_HIGH: u64 = 0xE000_0000_0000_0000; // bits 61-63
 
 /// LoongArch 页表项
@@ -249,16 +268,16 @@ impl PageTableEntryTrait for PageTableEntry {
 
     /// 创建表节点（指向下一级页表）
     ///
-    /// 表节点只需设置 VALID 位，不设置 NR/NX（保持可访问）
+    /// LoongArch 目录项不设置 V 位，只存储物理地址。
+    /// LDDIR 指令会直接使用目录项中的地址作为下一级页表基址。
     fn new_table(ppn: Ppn) -> Self {
         let ppn_bits: u64 = ppn.as_usize() as u64;
-        // 表节点：VALID + MAT_CC，不设置权限位
-        let flags = LAPTEFlags::VALID | LAPTEFlags::MAT_CC;
-        PageTableEntry((ppn_bits << LA64_PTE_PPN_OFFSET) | flags.bits())
+        // 目录项只存储物理地址，不设置任何标志位
+        PageTableEntry(ppn_bits << LA64_PTE_PPN_OFFSET)
     }
 
     fn is_valid(&self) -> bool {
-        (self.0 & LAPTEFlags::VALID.bits()) != 0
+        (self.0 & LAPTEFlags::PRESENT.bits()) != 0
     }
 
     /// 检查是否为巨页（Huge Page）
diff --git a/os/src/arch/loongarch/syscall/mod.rs b/os/src/arch/loongarch/syscall/mod.rs
index e23811a1..1b0e93ff 100644
--- a/os/src/arch/loongarch/syscall/mod.rs
+++ b/os/src/arch/loongarch/syscall/mod.rs
@@ -4,10 +4,14 @@ mod syscall_number;
 
 pub use syscall_number::*;
 
+use core::sync::atomic::{AtomicUsize, Ordering};
+
 use crate::arch::trap::TrapFrame;
 use crate::kernel::syscall::*;
 use crate::uapi::errno::ENOSYS;
 
+static UNKNOWN_SYSCALL_LOG_BUDGET: AtomicUsize = AtomicUsize::new(16);
+
 /// 分发系统调用
 pub fn dispatch_syscall(frame: &mut TrapFrame) {
     let syscall_id = frame.syscall_id();
@@ -178,10 +182,21 @@ pub fn dispatch_syscall(frame: &mut TrapFrame) {
         // 随机数与内存文件
         SYS_GETRANDOM => sys_getrandom(frame),
 
+        // 扩展文件元数据
+        SYS_STATX => sys_statx(frame),
+
         // 获取网络接口地址列表 (非标准系统调用)
         SYS_GETIFADDRS => sys_getifaddrs(frame),
 
         _ => {
+            let log_now = UNKNOWN_SYSCALL_LOG_BUDGET
+                .fetch_update(Ordering::Relaxed, Ordering::Relaxed, |n| n.checked_sub(1))
+                .is_ok();
+            if log_now {
+                crate::pr_warn!("[syscall] unknown syscall id={}", syscall_id);
+            } else {
+                crate::pr_debug!("[syscall] unknown syscall id={}", syscall_id);
+            }
             frame.set_syscall_ret((-ENOSYS) as usize);
         }
     }
diff --git a/os/src/arch/loongarch/syscall/syscall_number.rs b/os/src/arch/loongarch/syscall/syscall_number.rs
index 194f3405..25e21040 100644
--- a/os/src/arch/loongarch/syscall/syscall_number.rs
+++ b/os/src/arch/loongarch/syscall/syscall_number.rs
@@ -261,5 +261,8 @@ pub const SYS_RENAMEAT2: usize = 276;
 /// 随机数与内存文件
 pub const SYS_GETRANDOM: usize = 278;
 
+/// 扩展文件元数据 (Extended File Attributes)
+pub const SYS_STATX: usize = 291;
+
 /// 获取网络接口地址列表 (非标准系统调用)
 pub const SYS_GETIFADDRS: usize = 1000;
diff --git a/os/src/arch/loongarch/trap/mod.rs b/os/src/arch/loongarch/trap/mod.rs
index 8dbecf5a..69723448 100644
--- a/os/src/arch/loongarch/trap/mod.rs
+++ b/os/src/arch/loongarch/trap/mod.rs
@@ -48,9 +48,10 @@ pub fn kernel_sigreturn_trampoline_bytes() -> &'static [u8] {
     unsafe { core::slice::from_raw_parts(start as *const u8, len) }
 }
 
-/// 设置 TrapFrame 中与当前 CPU 相关的字段（占位符）。
-///
-/// LoongArch 端 TrapFrame 当前不携带类似 RISC-V 的 `cpu_ptr` 字段；
-/// 为了让通用任务初始化/迁移逻辑保持无条件编译，这里提供 no-op 接口。
+/// 设置 TrapFrame 中与当前 CPU 相关的字段。
 #[inline]
-pub unsafe fn set_trap_frame_cpu_ptr(_trap_frame_ptr: *mut TrapFrame, _cpu_ptr: usize) {}
+pub unsafe fn set_trap_frame_cpu_ptr(trap_frame_ptr: *mut TrapFrame, cpu_ptr: usize) {
+    if let Some(tf) = trap_frame_ptr.as_mut() {
+        tf.cpu_ptr = cpu_ptr;
+    }
+}
diff --git a/os/src/arch/loongarch/trap/trap_entry.S b/os/src/arch/loongarch/trap/trap_entry.S
index c9a9d951..93736e2d 100644
--- a/os/src/arch/loongarch/trap/trap_entry.S
+++ b/os/src/arch/loongarch/trap/trap_entry.S
@@ -1,24 +1,26 @@
 # LoongArch64 trap entry and context restore
 .text
 .globl trap_entry
+.globl tlb_refill_entry
 .globl boot_trap_entry
 .globl __restore
 .globl trap_handler
 
 trap_entry:
 boot_trap_entry:
-    # 保留原始 t2，使用 KScratch1 作为临时保存区
-    csrwr   $t2, 0x49          # KScratch1 <- 原始 t2
+    # 保留原始寄存器，避免覆盖 KScratch0（其长期保存 TrapFrame 指针）
+    csrwr   $a0, 0x31          # KScratch1 <- 原始 a0
+    csrwr   $t1, 0x32          # KScratch2 <- 原始 t1
 
-    # 读取 KScratch0 中的 TrapFrame 指针，顺便将原始 a0 写回 KScratch0
-    csrrd   $t1, 0x48          # t1 <- tf_ptr (保存于 KScratch0)
-    csrwr   $a0, 0x48          # KScratch0 <- 原始 a0
+    # 读取 KScratch0 中的 TrapFrame 指针
+    csrrd   $t1, 0x30          # t1 <- tf_ptr (保存于 KScratch0)
     move    $a0, $t1           # a0 <- tf_ptr
 
     # 保存通用寄存器到 TrapFrame.regs[0..31]
     st.d    $r0,  $a0, 0       # r0 (zero)
     st.d    $ra,  $a0, 8       # r1
     st.d    $tp,  $a0, 16      # r2
+    ld.d    $tp,  $a0, 296     # tp <- cpu_ptr (kernel per-CPU 指针)
     st.d    $sp,  $a0, 24      # r3
     st.d    $a1,  $a0, 40      # r5
     st.d    $a2,  $a0, 48      # r6
@@ -28,9 +30,10 @@ boot_trap_entry:
     st.d    $a6,  $a0, 80      # r10
     st.d    $a7,  $a0, 88      # r11
     st.d    $t0,  $a0, 96      # r12
-    st.d    $t1,  $a0, 104     # r13
-    csrrd   $t2, 0x49          # 取回原始 t2
-    st.d    $t2,  $a0, 112     # r14
+    # r13/t1 has been clobbered to hold tf_ptr; restore original t1 from KScratch2.
+    csrrd   $t1, 0x32
+    st.d    $t1,  $a0, 104     # r13 (t1)
+    st.d    $t2,  $a0, 112     # r14 (t2)
     st.d    $t3,  $a0, 120     # r15
     st.d    $t4,  $a0, 128     # r16
     st.d    $t5,  $a0, 136     # r17
@@ -38,21 +41,20 @@ boot_trap_entry:
     st.d    $t7,  $a0, 152     # r19
     st.d    $t8,  $a0, 160     # r20
     st.d    $r21, $a0, 168     # r21
-    st.d    $fp,  $a0, 176     # r22 / s0
-    st.d    $s1,  $a0, 184     # r23 / s1
-    st.d    $s2,  $a0, 192     # r24 / s2
-    st.d    $s3,  $a0, 200     # r25 / s3
-    st.d    $s4,  $a0, 208     # r26 / s4
-    st.d    $s5,  $a0, 216     # r27 / s5
-    st.d    $s6,  $a0, 224     # r28 / s6
-    st.d    $s7,  $a0, 232     # r29 / s7
-    st.d    $s8,  $a0, 240     # r30 / s8
-    st.d    $r31, $a0, 248     # r31
+    st.d    $fp,  $a0, 176     # r22 / fp
+    st.d    $s0,  $a0, 184     # r23 / s0
+    st.d    $s1,  $a0, 192     # r24 / s1
+    st.d    $s2,  $a0, 200     # r25 / s2
+    st.d    $s3,  $a0, 208     # r26 / s3
+    st.d    $s4,  $a0, 216     # r27 / s4
+    st.d    $s5,  $a0, 224     # r28 / s5
+    st.d    $s6,  $a0, 232     # r29 / s6
+    st.d    $s7,  $a0, 240     # r30 / s7
+    st.d    $s8,  $a0, 248     # r31 / s8
 
-    # 保存原始 a0（现存于 KScratch0 中）
-    csrrd   $t1, 0x48          # t1 <- old a0
-    st.d    $t1, $a0, 32       # r4
-    csrwr   $a0, 0x48          # 恢复 KScratch0 为 TrapFrame 指针
+    # 保存原始 a0（保存在 KScratch1 中）
+    csrrd   $t1, 0x31          # t1 <- old a0
+    st.d    $t1, $a0, 32       # r4 (a0)
 
     # 保存异常相关 CSR
     csrrd   $t1, 0x6           # ERA
@@ -77,7 +79,7 @@ boot_trap_entry:
 __restore:
     # 使用 r21 作为基址寄存器，避免提前被覆盖
     move    $r21, $a0          # r21 <- TrapFrame 指针
-    csrwr   $r21, 0x48         # 更新 KScratch0，供下一次陷阱使用
+    csrwr   $r21, 0x30         # 更新 KScratch0，供下一次陷阱使用
 
     # 恢复 CSR
     ld.d    $t0, $r21, 256     # ERA
@@ -108,18 +110,34 @@ __restore:
     ld.d    $t7,  $r21, 152
     ld.d    $t8,  $r21, 160
     ld.d    $fp,  $r21, 176
-    ld.d    $s1,  $r21, 184
-    ld.d    $s2,  $r21, 192
-    ld.d    $s3,  $r21, 200
-    ld.d    $s4,  $r21, 208
-    ld.d    $s5,  $r21, 216
-    ld.d    $s6,  $r21, 224
-    ld.d    $s7,  $r21, 232
-    ld.d    $s8,  $r21, 240
-    ld.d    $r31, $r21, 248
+    ld.d    $s0,  $r21, 184
+    ld.d    $s1,  $r21, 192
+    ld.d    $s2,  $r21, 200
+    ld.d    $s3,  $r21, 208
+    ld.d    $s4,  $r21, 216
+    ld.d    $s5,  $r21, 224
+    ld.d    $s6,  $r21, 232
+    ld.d    $s7,  $r21, 240
+    ld.d    $s8,  $r21, 248
     # 先恢复 a0（返回值），再恢复 r21 本身
     ld.d    $a0,  $r21, 32
     ld.d    $r21, $r21, 168
 
     # 结束陷阱，返回异常前上下文
-    ertn
\ No newline at end of file
+    ertn
+
+# TLB refill entry (hardware-assisted walk with LDDIR/LDPTE).
+# Use CSR.TLBRSAVE (0x8b) to preserve $t0 only, and avoid clobbering KSAVE/KSCRATCH
+# CSRs that trap_entry relies on.
+	    .align 12
+	tlb_refill_entry:
+	    csrwr   $t0, 0x8b          # TLBRSAVE <- t0
+	    csrrd   $t0, 0x1b          # CSR.PGD (auto-selects PGDL/PGDH)
+	    lddir   $t0, $t0, 3
+	    lddir   $t0, $t0, 2
+	    lddir   $t0, $t0, 1
+	    ldpte   $t0, 0
+	    ldpte   $t0, 1
+	    tlbfill
+	    csrrd   $t0, 0x8b          # restore t0
+	    ertn
diff --git a/os/src/arch/loongarch/trap/trap_frame.rs b/os/src/arch/loongarch/trap/trap_frame.rs
index 60b7d537..18231c9b 100644
--- a/os/src/arch/loongarch/trap/trap_frame.rs
+++ b/os/src/arch/loongarch/trap/trap_frame.rs
@@ -1,5 +1,6 @@
 //! LoongArch64 陷阱帧定义
 
+use crate::arch::constant::{CSR_CRMD_PLV_MASK, PRMD_PIE, PRMD_PPLV_MASK, PRMD_PPLV_USER};
 use crate::uapi::signal::MContextT;
 
 /// 陷阱帧结构
@@ -19,6 +20,8 @@ pub struct TrapFrame {
     pub prmd: usize,
     /// 内核栈指针
     pub kernel_sp: usize,
+    /// 当前 CPU 结构体指针（供 trap_entry 设置 tp）
+    pub cpu_ptr: usize,
 }
 
 impl TrapFrame {
@@ -31,6 +34,7 @@ impl TrapFrame {
             crmd: 0,
             prmd: 0,
             kernel_sp: 0,
+            cpu_ptr: 0,
         }
     }
 
@@ -137,15 +141,32 @@ impl TrapFrame {
         argc: usize,
         argv: usize,
         envp: usize,
+        tls_tp: usize,
     ) {
         *self = Self::zero_init();
         self.era = entry;
+        self.regs[2] = tls_tp; // tp (thread pointer / TLS)
         self.regs[3] = user_sp; // sp
         self.regs[4] = argc; // a0
         self.regs[5] = argv; // a1
         self.regs[6] = envp; // a2
         self.kernel_sp = kernel_sp;
-        // TODO: 设置 PRMD 为用户态
+        // 设置返回用户态的 PRMD 和 CRMD
+        self.prmd = (PRMD_PPLV_USER & PRMD_PPLV_MASK) | PRMD_PIE;
+        // CRMD: 清除 PLV 和 DA，设置 PG（映射模式）
+        use crate::arch::constant::{CSR_CRMD_DA, CSR_CRMD_PG};
+        self.crmd = (read_crmd() & !CSR_CRMD_PLV_MASK & !CSR_CRMD_DA) | CSR_CRMD_PG;
+        crate::pr_debug!(
+            "[exec_trap_frame] era={:#x}, sp={:#x}, tp={:#x}, prmd={:#x}, crmd={:#x}, a0={:#x}, a1={:#x}, a2={:#x}",
+            self.era,
+            self.regs[3],
+            self.regs[2],
+            self.prmd,
+            self.crmd,
+            self.regs[4],
+            self.regs[5],
+            self.regs[6],
+        );
     }
 
     /// 设置克隆线程的 TrapFrame
@@ -201,6 +222,19 @@ impl TrapFrame {
     }
 }
 
+#[inline(always)]
+fn read_crmd() -> usize {
+    let value: usize;
+    unsafe {
+        core::arch::asm!(
+            "csrrd {value}, 0x0",
+            value = out(reg) value,
+            options(nostack, preserves_flags)
+        );
+    }
+    value
+}
+
 impl Default for TrapFrame {
     fn default() -> Self {
         Self::empty()
diff --git a/os/src/arch/loongarch/trap/trap_handler.rs b/os/src/arch/loongarch/trap/trap_handler.rs
index 8f8417df..b98d3e26 100644
--- a/os/src/arch/loongarch/trap/trap_handler.rs
+++ b/os/src/arch/loongarch/trap/trap_handler.rs
@@ -1,8 +1,10 @@
 //! LoongArch64 陷阱处理实现（与 RISC-V 路径一致的接口）。
 
-use core::sync::atomic::Ordering;
+use core::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
 
-use crate::arch::constant::{CSR_BADI, CSR_BADV, CSR_CRMD_PLV_MASK, CSR_EENTRY, CSR_ESTAT_IS_MASK};
+use crate::arch::constant::{
+    CSR_BADI, CSR_BADV, CSR_CRMD_PLV_MASK, CSR_EENTRY, CSR_ESTAT_IS_MASK, CSR_TLBRENT,
+};
 use crate::arch::syscall::dispatch_syscall;
 use crate::arch::timer::{
     TIMER_TICKS, ack_timer_interrupt, clock_freq, get_time, set_next_trigger,
@@ -18,12 +20,17 @@ use super::TrapFrame;
 #[unsafe(no_mangle)]
 pub static mut BOOT_TRAP_FRAME: TrapFrame = TrapFrame::empty();
 
+static FIRST_TRAP_LOGGED: AtomicBool = AtomicBool::new(false);
+static FIRST_USER_TIMER_LOGGED: AtomicBool = AtomicBool::new(false);
+static USER_SYSCALL_LOG_BUDGET: AtomicUsize = AtomicUsize::new(16);
+
 const ECODE_SYSCALL: usize = 0xb; // LoongArch syscall 异常码
 const TIMER_INT_BIT: usize = 1 << 11; // ESTAT.IS 中的本地定时器位
 
 unsafe extern "C" {
     unsafe fn __restore(tf: &TrapFrame);
     unsafe fn trap_entry();
+    unsafe fn tlb_refill_entry();
 }
 
 /// 汇编入口调用的陷阱处理函数。
@@ -33,6 +40,30 @@ pub extern "C" fn trap_handler(trap_frame: &mut TrapFrame) {
     let estat = trap_frame.estat;
     let era = trap_frame.era;
 
+    if !FIRST_TRAP_LOGGED.swap(true, Ordering::Relaxed) {
+        let badv: usize;
+        let badi: usize;
+        let pgdl: usize;
+        let pgdh: usize;
+        unsafe {
+            core::arch::asm!("csrrd {0}, {csr}", out(reg) badv, csr = const CSR_BADV, options(nostack, preserves_flags));
+            core::arch::asm!("csrrd {0}, {csr}", out(reg) badi, csr = const CSR_BADI, options(nostack, preserves_flags));
+            core::arch::asm!("csrrd {0}, 0x19", out(reg) pgdl, options(nostack, preserves_flags));
+            core::arch::asm!("csrrd {0}, 0x1a", out(reg) pgdh, options(nostack, preserves_flags));
+        }
+        crate::pr_debug!(
+            "[trap_handler] first trap: estat={:#x}, era={:#x}, prmd={:#x}, crmd={:#x}, badv={:#x}, badi={:#x}, pgdl={:#x}, pgdh={:#x}",
+            estat,
+            era,
+            prmd,
+            trap_frame.crmd,
+            badv,
+            badi,
+            pgdl,
+            pgdh
+        );
+    }
+
     if (prmd & CSR_CRMD_PLV_MASK) != 0 {
         user_trap(estat, era, trap_frame);
     } else {
@@ -41,8 +72,12 @@ pub extern "C" fn trap_handler(trap_frame: &mut TrapFrame) {
 
     check_signal();
 
-    // Safety: __restore 会恢复全部寄存器并执行 ertn
-    unsafe { restore(trap_frame) };
+    // 恢复“当前任务”的陷阱帧；若没有当前任务，回退到入口参数。
+    let tf_ptr = crate::kernel::try_current_task()
+        .map(|t| t.lock().trap_frame_ptr.load(Ordering::SeqCst) as usize)
+        .unwrap_or(trap_frame as *mut _ as usize);
+    // Safety: 指针来源于当前任务保存的 trap_frame_ptr 或回退到入口参数。
+    unsafe { restore(&*(tf_ptr as *const TrapFrame)) };
 }
 
 /// 安装启动阶段的陷阱入口
@@ -62,9 +97,14 @@ fn install_trap_entry() {
         let sp: usize;
         core::arch::asm!("addi.d {0}, $sp, 0", out(reg) sp, options(nostack, preserves_flags));
         BOOT_TRAP_FRAME.kernel_sp = sp;
+        BOOT_TRAP_FRAME.cpu_ptr = crate::kernel::current_cpu() as *const _ as usize;
 
         // KScratch0 <- TrapFrame 指针
-        core::arch::asm!("csrwr {0}, 0x48", in(reg) (&raw mut BOOT_TRAP_FRAME as *mut TrapFrame as usize), options(nostack, preserves_flags));
+        core::arch::asm!(
+            "csrwr {0}, 0x30",
+            in(reg) (&raw mut BOOT_TRAP_FRAME as *mut TrapFrame as usize),
+            options(nostack, preserves_flags)
+        );
         // EENTRY <- trap_entry（注意 CSR 编号为 0xc）
         core::arch::asm!(
             "csrwr {val}, {csr}",
@@ -72,11 +112,61 @@ fn install_trap_entry() {
             csr = const CSR_EENTRY,
             options(nostack, preserves_flags)
         );
+        // TLB refill 入口使用独立处理，进行软件页表遍历与 tlbfill
+        // TLBRENT 必须使用物理地址，因为 TLB refill 时 CPU 处于直接地址翻译模式
+        let tlbr_entry_paddr =
+            unsafe { crate::arch::mm::vaddr_to_paddr(tlb_refill_entry as usize) } & !0xfff;
+        core::arch::asm!(
+            "csrwr {val}, {csr}",
+            val = in(reg) tlbr_entry_paddr,
+            csr = const CSR_TLBRENT,
+            options(nostack, preserves_flags)
+        );
+
+        // 设置 TLBIDX.PS = 12 (4KB 页)
+        // TLBIDX 的 PS 字段在 bits [29:24]
+        core::arch::asm!(
+            "csrrd $t0, 0x10",
+            "li.w $t1, 12",
+            "bstrins.d $t0, $t1, 29, 24",
+            "csrwr $t0, 0x10",
+            out("$t0") _,
+            out("$t1") _,
+            options(nostack)
+        );
+
+        // 设置 TLBREHI.PS = 12 (4KB 页)
+        // TLBREHI 的 PS 字段在 bits [5:0]
+        core::arch::asm!(
+            "csrrd $t0, 0x8e",
+            "li.w $t1, 12",
+            "bstrins.d $t0, $t1, 5, 0",
+            "csrwr $t0, 0x8e",
+            out("$t0") _,
+            out("$t1") _,
+            options(nostack)
+        );
+
+        let tlbrent: usize;
+        core::arch::asm!(
+            "csrrd {0}, {csr}",
+            out(reg) tlbrent,
+            csr = const CSR_TLBRENT,
+            options(nostack, preserves_flags)
+        );
+        crate::pr_info!(
+            "[trap_init] tlbrent={:#x}, tlbr_paddr={:#x}",
+            tlbrent,
+            tlbr_entry_paddr
+        );
     }
 }
 
 fn user_trap(estat: usize, era: usize, trap_frame: &mut TrapFrame) {
     if estat & CSR_ESTAT_IS_MASK != 0 {
+        if (estat & TIMER_INT_BIT) != 0 && !FIRST_USER_TIMER_LOGGED.swap(true, Ordering::Relaxed) {
+            crate::pr_debug!("[user_trap] first user timer interrupt, era={:#x}", era);
+        }
         handle_interrupt(estat);
         return;
     }
@@ -84,6 +174,15 @@ fn user_trap(estat: usize, era: usize, trap_frame: &mut TrapFrame) {
     let ecode = (estat >> 16) & 0x3f;
     match ecode {
         ECODE_SYSCALL => {
+            let syscall_id = trap_frame.syscall_id();
+            let log_now = USER_SYSCALL_LOG_BUDGET
+                .fetch_update(Ordering::Relaxed, Ordering::Relaxed, |n| n.checked_sub(1))
+                .is_ok();
+            if log_now {
+                crate::pr_info!("[user_trap] syscall id={}, era={:#x}", syscall_id, era);
+            } else {
+                crate::pr_debug!("[user_trap] syscall id={}, era={:#x}", syscall_id, era);
+            }
             trap_frame.era = era.wrapping_add(4);
             dispatch_syscall(trap_frame);
         }
@@ -124,7 +223,6 @@ fn handle_interrupt(estat: usize) {
         set_next_trigger();
         check_timer();
     }
-    // 其他中断交给中断控制器驱动
 }
 
 fn user_panic(estat: usize, era: usize, trap_frame: &TrapFrame) {
diff --git a/os/src/arch/riscv/intr/mod.rs b/os/src/arch/riscv/intr/mod.rs
index 7890744c..7854690f 100644
--- a/os/src/arch/riscv/intr/mod.rs
+++ b/os/src/arch/riscv/intr/mod.rs
@@ -10,7 +10,7 @@ pub use softirq::*;
 
 use crate::{
     arch::{
-        constant::{IRQ_MIN, SSTATUS_SIE},
+        constant::{IRQ_MIN, SSTATUS_SIE, SUPERVISOR_EXTERNAL},
         mm::paddr_to_vaddr,
     },
     println,
@@ -116,5 +116,7 @@ pub unsafe fn restore_interrupts(flags: usize) {
 
 /// 启用指定的中断号
 pub fn enable_irq(irq: usize) {
-    // Handled in PLIC driver
+    if irq == SUPERVISOR_EXTERNAL {
+        unsafe { sie::set_sext() };
+    }
 }
diff --git a/os/src/arch/riscv/syscall/mod.rs b/os/src/arch/riscv/syscall/mod.rs
index 898d9744..8f7e002f 100644
--- a/os/src/arch/riscv/syscall/mod.rs
+++ b/os/src/arch/riscv/syscall/mod.rs
@@ -174,6 +174,9 @@ pub fn dispatch_syscall(frame: &mut super::trap::TrapFrame) {
         // 随机数与内存文件
         syscall_number::SYS_GETRANDOM => sys_getrandom(frame),
 
+        // 扩展文件元数据
+        syscall_number::SYS_STATX => sys_statx(frame),
+
         // 获取网络接口地址列表 (非标准系统调用)
         syscall_number::SYS_GETIFADDRS => sys_getifaddrs(frame),
 
diff --git a/os/src/arch/riscv/syscall/syscall_number.rs b/os/src/arch/riscv/syscall/syscall_number.rs
index 2304eb1d..7e3f07d9 100644
--- a/os/src/arch/riscv/syscall/syscall_number.rs
+++ b/os/src/arch/riscv/syscall/syscall_number.rs
@@ -372,6 +372,7 @@ pub const SYS_PWRITEV2: usize = 287;
 pub const SYS_PKEY_MPROTECT: usize = 288;
 pub const SYS_PKEY_ALLOC: usize = 289;
 pub const SYS_PKEY_FREE: usize = 290;
+pub const SYS_STATX: usize = 291;
 
 /// RISC-V 架构特定系统调用
 pub const SYS_SYSRISCV: usize = SYS_ARCH_SPECIFIC_SYSCALL; // 244
diff --git a/os/src/arch/riscv/trap/trap_handler.rs b/os/src/arch/riscv/trap/trap_handler.rs
index 6074e1c0..40f01006 100644
--- a/os/src/arch/riscv/trap/trap_handler.rs
+++ b/os/src/arch/riscv/trap/trap_handler.rs
@@ -10,9 +10,11 @@ use riscv::register::scause::{self, Trap};
 use riscv::register::sstatus::SPP;
 use riscv::register::{sepc, sscratch, sstatus, stval};
 
+use crate::arch::constant::SUPERVISOR_EXTERNAL;
 use crate::arch::syscall::dispatch_syscall;
 use crate::arch::timer::{TIMER_TICKS, clock_freq, get_time};
 use crate::arch::trap::restore;
+use crate::device::IRQ_MANAGER;
 use crate::kernel::{TIMER, TIMER_QUEUE, schedule, send_signal_process, wake_up_with_block};
 
 /// 陷阱处理程序
@@ -90,6 +92,10 @@ pub fn user_trap(
                 schedule();
             }
         }
+        Trap::Interrupt(9) => {
+            // 外部中断（设备）
+            check_device();
+        }
         _ => {
             // 立即读取相关寄存器的当前值
             let stval_val = stval::read();
@@ -286,6 +292,10 @@ pub fn kernel_trap(scause: scause::Scause, sepc_old: usize, sstatus_old: sstatus
                 schedule();
             }
         }
+        Trap::Interrupt(9) => {
+            // 外部中断（设备）
+            check_device();
+        }
         // 中断处理时发生异常一般是致命的
         Trap::Exception(e) => {
             // 立即读取 sscratch 和 stval 寄存器的当前值
@@ -346,5 +356,9 @@ pub fn check_timer() {
 }
 
 #[allow(dead_code)]
-/// TODO: 处理设备中断
-pub fn check_device() {}
+/// 处理设备中断
+pub fn check_device() {
+    IRQ_MANAGER
+        .read()
+        .try_handle_interrupt(Some(SUPERVISOR_EXTERNAL));
+}
diff --git a/os/src/fs/ext4/mod.rs b/os/src/fs/ext4/mod.rs
index b1fa997e..e7a5650c 100644
--- a/os/src/fs/ext4/mod.rs
+++ b/os/src/fs/ext4/mod.rs
@@ -64,6 +64,7 @@ use crate::pr_info;
 use crate::sync::Mutex;
 use crate::vfs::{FileSystem, FsError, Inode, StatFs};
 use alloc::sync::Arc;
+use ext4_rs::BlockDevice;
 
 /// Ext4 文件系统
 pub struct Ext4FileSystem {
@@ -113,6 +114,11 @@ impl Ext4FileSystem {
         // 创建适配器
         let adapter = Arc::new(BlockDeviceAdapter::new(device.clone(), block_size));
 
+        // 预检 superblock，避免 ext4_rs 在坏镜像/错误读取时 panic
+        if let Err(e) = validate_superblock(&adapter) {
+            return Err(e);
+        }
+
         // 使用 ext4_rs 打开文件系统
         // 注意：ext4_rs::Ext4::open 直接返回 Ext4，不返回 Result
         pr_info!("[Ext4] Calling ext4_rs::Ext4::open...");
@@ -138,6 +144,35 @@ impl Ext4FileSystem {
     }
 }
 
+fn validate_superblock(adapter: &BlockDeviceAdapter) -> Result<(), FsError> {
+    const SUPERBLOCK_OFFSET: usize = 1024;
+    const MAGIC_OFFSET: usize = 0x38;
+    const BLOCKS_PER_GROUP_OFFSET: usize = 0x20;
+    const EXT4_MAGIC: u16 = 0xEF53;
+
+    let buf = adapter.read_offset(SUPERBLOCK_OFFSET);
+    if buf.len() < MAGIC_OFFSET + 2 {
+        crate::pr_err!("[Ext4] Superblock read too small: {}", buf.len());
+        return Err(FsError::IoError);
+    }
+    let magic = u16::from_le_bytes([buf[MAGIC_OFFSET], buf[MAGIC_OFFSET + 1]]);
+    if magic != EXT4_MAGIC {
+        crate::pr_err!("[Ext4] Invalid ext4 magic: {:#x}", magic);
+        return Err(FsError::InvalidArgument);
+    }
+    let blocks_per_group = u32::from_le_bytes([
+        buf[BLOCKS_PER_GROUP_OFFSET],
+        buf[BLOCKS_PER_GROUP_OFFSET + 1],
+        buf[BLOCKS_PER_GROUP_OFFSET + 2],
+        buf[BLOCKS_PER_GROUP_OFFSET + 3],
+    ]);
+    if blocks_per_group == 0 {
+        crate::pr_err!("[Ext4] Invalid superblock: blocks_per_group=0");
+        return Err(FsError::InvalidArgument);
+    }
+    Ok(())
+}
+
 impl FileSystem for Ext4FileSystem {
     fn fs_type(&self) -> &'static str {
         "ext4"
diff --git a/os/src/kernel/syscall/fs.rs b/os/src/kernel/syscall/fs.rs
index bec1ba93..82de8705 100644
--- a/os/src/kernel/syscall/fs.rs
+++ b/os/src/kernel/syscall/fs.rs
@@ -20,7 +20,7 @@ use crate::{
     },
     vfs::{
         DENTRY_CACHE, Dentry, FileMode, FsError, InodeType, OpenFlags, RegFile, SeekWhence, Stat,
-        split_path, vfs_lookup,
+        Statx, split_path, vfs_lookup,
     },
 };
 
@@ -718,6 +718,75 @@ pub fn newfstatat(dirfd: i32, pathname: *const c_char, statbuf: *mut Stat, flags
     0
 }
 
+pub fn statx(
+    dirfd: i32,
+    pathname: *const c_char,
+    flags: u32,
+    _mask: u32,
+    statxbuf: *mut Statx,
+) -> isize {
+    if statxbuf.is_null() {
+        return -(EINVAL as isize);
+    }
+
+    // 解析路径
+    let _guard = SumGuard::new();
+    let path_str = match get_path_safe(pathname) {
+        Ok(s) => s.to_string(),
+        Err(_) => {
+            return -(EINVAL as isize);
+        }
+    };
+
+    let at_flags = AtFlags::from_bits_truncate(flags);
+
+    // 处理 AT_EMPTY_PATH 标志：pathname 为空时，对 dirfd 指向的文件执行 statx
+    if path_str.is_empty() && at_flags.contains(AtFlags::EMPTY_PATH) {
+        if dirfd == AT_FDCWD {
+            return -(EINVAL as isize);
+        }
+
+        let task = current_task();
+        let file = match task.lock().fd_table.get(dirfd as usize) {
+            Ok(f) => f,
+            Err(e) => return e.to_errno(),
+        };
+        let metadata = match file.metadata() {
+            Ok(m) => m,
+            Err(e) => return e.to_errno(),
+        };
+
+        let stx = crate::vfs::Statx::from_metadata(&metadata);
+        let _guard = SumGuard::new();
+        unsafe {
+            core::ptr::write(statxbuf, stx);
+        }
+        return 0;
+    }
+
+    // 查找文件
+    let follow_symlink = !at_flags.contains(AtFlags::SYMLINK_NOFOLLOW);
+    let dentry = match resolve_at_path_with_flags(dirfd, &path_str, follow_symlink) {
+        Ok(d) => d,
+        Err(e) => return e.to_errno(),
+    };
+
+    let metadata = match dentry.inode.metadata() {
+        Ok(m) => m,
+        Err(e) => return e.to_errno(),
+    };
+
+    let stx = crate::vfs::Statx::from_metadata(&metadata);
+
+    // 写回用户空间
+    let _guard = SumGuard::new();
+    unsafe {
+        core::ptr::write(statxbuf, stx);
+    }
+
+    0
+}
+
 pub fn utimensat(dirfd: i32, pathname: *const c_char, times: *const TimeSpec, flags: u32) -> isize {
     // 解析路径
     let _guard = SumGuard::new();
@@ -1177,34 +1246,68 @@ pub fn mount(
         String::new()
     };
 
-    crate::pr_info!(
+    crate::pr_debug!(
         "[SYSCALL] mount: source='{}', target='{}', type='{}'",
         source_str,
         target_str,
         fstype_str
     );
 
+    fn ensure_dir_exists(path: &str) -> Result<(), FsError> {
+        use crate::vfs::{FileMode, split_path, vfs_lookup};
+
+        match vfs_lookup(path) {
+            Ok(dentry) => {
+                let meta = dentry.inode.metadata()?;
+                if meta.inode_type != InodeType::Directory {
+                    return Err(FsError::NotDirectory);
+                }
+                Ok(())
+            }
+            Err(FsError::NotFound) => {
+                let (parent_path, name) = split_path(path)?;
+                let parent = vfs_lookup(&parent_path)?;
+                let dir_mode = FileMode::S_IFDIR | FileMode::from_bits_truncate(0o755);
+                parent.inode.mkdir(&name, dir_mode)?;
+                Ok(())
+            }
+            Err(e) => Err(e),
+        }
+    }
+
     // 特殊挂载点处理
     match target_str.as_str() {
         "/proc" => {
+            if let Err(e) = ensure_dir_exists("/proc") {
+                return e.to_errno();
+            }
             return match init_procfs() {
                 Ok(_) => 0,
                 Err(e) => e.to_errno(),
             };
         }
         "/sys" => {
+            if let Err(e) = ensure_dir_exists("/sys") {
+                return e.to_errno();
+            }
             return match init_sysfs() {
                 Ok(_) => 0,
                 Err(e) => e.to_errno(),
             };
         }
         "/tmp" => {
+            if let Err(e) = ensure_dir_exists("/tmp") {
+                return e.to_errno();
+            }
             return match mount_tmpfs("/tmp", 0) {
                 Ok(_) => 0,
                 Err(e) => e.to_errno(),
             };
         }
         "/dev" => {
+            if let Err(e) = ensure_dir_exists("/dev") {
+                return e.to_errno();
+            }
             // 先挂载 tmpfs 到 /dev
             if let Err(e) = mount_tmpfs("/dev", 0) {
                 return e.to_errno();
@@ -1301,14 +1404,14 @@ pub fn umount2(target: *const c_char, _flags: i32) -> isize {
         }
     };
 
-    crate::pr_info!("[SYSCALL] umount2: unmounting '{}'", target_str);
+    crate::pr_debug!("[SYSCALL] umount2: unmounting '{}'", target_str);
 
     // 卸载文件系统
 
     // 注意：MOUNT_TABLE.umount() 会自动调用 fs.sync()
     match MOUNT_TABLE.umount(&target_str) {
         Ok(()) => {
-            crate::pr_info!("[SYSCALL] umount2: successfully unmounted '{}'", target_str);
+            crate::pr_debug!("[SYSCALL] umount2: successfully unmounted '{}'", target_str);
             0
         }
         Err(e) => {
diff --git a/os/src/kernel/syscall/mod.rs b/os/src/kernel/syscall/mod.rs
index 9180dfca..9e8b8ddc 100644
--- a/os/src/kernel/syscall/mod.rs
+++ b/os/src/kernel/syscall/mod.rs
@@ -31,7 +31,7 @@ use crate::{
         types::{SigSetT, SizeT, StackT},
         uts_namespace::UtsNamespace,
     },
-    vfs::Stat,
+    vfs::{Stat, Statx},
 };
 use cred::*;
 use fcntl::*;
@@ -113,6 +113,7 @@ impl_syscall!(
     newfstatat,
     (i32, *const c_char, *mut Stat, u32)
 );
+impl_syscall!(sys_statx, statx, (i32, *const c_char, u32, u32, *mut Statx));
 impl_syscall!(sys_fstat, fstat, (usize, *mut Stat));
 impl_syscall!(sys_sync, sync, ());
 impl_syscall!(sys_fsync, fsync, (usize));
diff --git a/os/src/kernel/syscall/task.rs b/os/src/kernel/syscall/task.rs
index 21193349..c5d22bca 100644
--- a/os/src/kernel/syscall/task.rs
+++ b/os/src/kernel/syscall/task.rs
@@ -285,8 +285,16 @@ pub fn clone(
     unsafe {
         (*tf).set_clone_trap_frame(&*ptf, child_task.kstack_base, stack as usize);
         if requested_flags.contains(CloneFlags::SETTLS) {
-            // RISC-V userspace uses tp register as thread pointer (TLS base)
-            (*tf).x4_tp = tls as usize;
+            #[cfg(target_arch = "riscv64")]
+            {
+                // RISC-V userspace uses tp register as thread pointer (TLS base)
+                (*tf).x4_tp = tls as usize;
+            }
+            #[cfg(target_arch = "loongarch64")]
+            {
+                // LoongArch userspace uses r2 (tp) register as thread pointer (TLS base)
+                (*tf).regs[2] = tls as usize;
+            }
         }
     }
     if requested_flags.contains(CloneFlags::CHILD_SETTID) {
diff --git a/os/src/kernel/task/exec_loader.rs b/os/src/kernel/task/exec_loader.rs
index f6e2a040..a25a33d4 100644
--- a/os/src/kernel/task/exec_loader.rs
+++ b/os/src/kernel/task/exec_loader.rs
@@ -35,6 +35,7 @@ const ELFDATA2LSB: u8 = 1;
 const ET_DYN: u16 = 3;
 
 const EM_RISCV: u16 = 243;
+const EM_LOONGARCH: u16 = 258;
 
 const PT_LOAD: u32 = 1;
 const PT_DYNAMIC: u32 = 2;
@@ -56,6 +57,10 @@ const DT_SYMENT: i64 = 11;
 const R_RISCV_64: u32 = 2;
 const R_RISCV_RELATIVE: u32 = 3;
 
+// loongarch64 relocations
+const R_LARCH_64: u32 = 2;
+const R_LARCH_RELATIVE: u32 = 3;
+
 #[derive(Clone, Copy, Debug)]
 struct ElfHdr {
     e_type: u16,
@@ -118,9 +123,14 @@ fn parse_elf_header(inode: &dyn Inode) -> Result<ElfHdr, ExecImageError> {
     let e_phentsize = le_u16(&hdr[54..56]);
     let e_phnum = le_u16(&hdr[56..58]);
 
+    #[cfg(target_arch = "riscv64")]
     if e_machine != EM_RISCV {
         return Err(ExecImageError::InvalidElf);
     }
+    #[cfg(target_arch = "loongarch64")]
+    if e_machine != EM_LOONGARCH {
+        return Err(ExecImageError::InvalidElf);
+    }
     if e_phentsize as usize != 56 {
         return Err(ExecImageError::InvalidElf);
     }
@@ -407,6 +417,7 @@ fn apply_static_pie_relocs(
         let r_sym = (r_info >> 32) as usize;
 
         let target_va = load_bias + r_offset;
+        #[cfg(target_arch = "riscv64")]
         let value = match r_type {
             R_RISCV_RELATIVE => (load_bias as isize + r_addend) as usize,
             R_RISCV_64 => {
@@ -422,6 +433,22 @@ fn apply_static_pie_relocs(
             }
             _ => return Err(ExecImageError::InvalidElf),
         };
+        #[cfg(target_arch = "loongarch64")]
+        let value = match r_type {
+            R_LARCH_RELATIVE => (load_bias as isize + r_addend) as usize,
+            R_LARCH_64 => {
+                if dt_symtab == 0 {
+                    return Err(ExecImageError::InvalidElf);
+                }
+                let sym_addr = load_bias + dt_symtab + r_sym * dt_syment;
+                let st_value = space
+                    .read_u64_at(sym_addr + 8)
+                    .map_err(ExecImageError::Paging)? as usize;
+                let s = load_bias + st_value;
+                (s as isize + r_addend) as usize
+            }
+            _ => return Err(ExecImageError::InvalidElf),
+        };
 
         space
             .write_usize_at(target_va, value)
diff --git a/os/src/kernel/task/ktask.rs b/os/src/kernel/task/ktask.rs
index 304c78ae..4d166feb 100644
--- a/os/src/kernel/task/ktask.rs
+++ b/os/src/kernel/task/ktask.rs
@@ -177,6 +177,7 @@ pub fn kernel_execve(path: &str, argv: &[&str], envp: &[&str]) -> ! {
     let space = Arc::new(SpinLock::new(prepared.space));
     // 换掉当前任务的地址空间，e.g. 切换 satp
     {
+        // 先切换到新地址空间，再写入用户栈布局
         let _guard = crate::sync::PreemptGuard::new();
         current_cpu().switch_space(space.clone());
     }
@@ -207,9 +208,183 @@ pub fn kernel_execve(path: &str, argv: &[&str], envp: &[&str]) -> ! {
             prepared.at_entry,
         );
     }
+    // 地址空间已在 execve 之前切换
     crate::pr_info!("[kernel_execve] Switching to user mode");
 
     let tfp = task.lock().trap_frame_ptr.load(Ordering::SeqCst);
+    #[cfg(target_arch = "loongarch64")]
+    {
+        if tfp.is_null() {
+            crate::pr_err!("[kernel_execve] trap_frame_ptr is null");
+            panic!("kernel_execve: null trap_frame_ptr");
+        }
+        crate::pr_debug!("[kernel_execve] trap_frame_ptr={:#x}", tfp as usize);
+    }
+    #[cfg(target_arch = "loongarch64")]
+    unsafe {
+        crate::pr_debug!(
+            "[kernel_execve] trapframe: era={:#x}, sp={:#x}, prmd={:#x}, crmd={:#x}, a0={:#x}, a1={:#x}, a2={:#x}",
+            (*tfp).get_sepc(),
+            (*tfp).get_sp(),
+            (*tfp).prmd,
+            (*tfp).crmd,
+            (*tfp).get_a0(),
+            (*tfp).regs[5],
+            (*tfp).regs[6],
+        );
+    }
+    #[cfg(target_arch = "loongarch64")]
+    {
+        use crate::mm::address::PageNum;
+        use crate::mm::address::{UsizeConvert, Vaddr};
+        let tlbrent: usize;
+        let crmd: usize;
+        let pgdl: usize;
+        let pgdh: usize;
+        let ecfg: usize;
+        let ks0: usize;
+        let asid: usize;
+        let tlbrehi: usize;
+        let tlbrelo0: usize;
+        let tlbrelo1: usize;
+        unsafe {
+            core::arch::asm!(
+                "csrrd {0}, 0x88",
+                out(reg) tlbrent,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x0",
+                out(reg) crmd,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x19",
+                out(reg) pgdl,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x1a",
+                out(reg) pgdh,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x4",
+                out(reg) ecfg,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x30",
+                out(reg) ks0,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x18",
+                out(reg) asid,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x8e",
+                out(reg) tlbrehi,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x8c",
+                out(reg) tlbrelo0,
+                options(nostack, preserves_flags)
+            );
+            core::arch::asm!(
+                "csrrd {0}, 0x8d",
+                out(reg) tlbrelo1,
+                options(nostack, preserves_flags)
+            );
+        }
+        let space = crate::kernel::current_memory_space();
+        let space = space.lock();
+        let root_ppn = space.root_ppn();
+        let root_paddr = root_ppn.start_addr().as_usize();
+        let entry_va = <Vaddr as UsizeConvert>::from_usize(prepared.initial_pc);
+        let sp_va = <Vaddr as UsizeConvert>::from_usize(prepared.user_sp_high);
+        unsafe extern "C" {
+            fn tlb_refill_entry();
+        }
+        let tlbr_entry_vaddr = tlb_refill_entry as usize;
+        let tlbr_entry_paddr =
+            unsafe { crate::arch::mm::vaddr_to_paddr(tlbr_entry_vaddr) } & !0xfff;
+        let tlbr_entry_dm_vaddr = crate::arch::mm::paddr_to_vaddr(tlbr_entry_paddr);
+        crate::pr_debug!(
+            "[kernel_execve] va translate: entry={:?}, sp={:?}",
+            space.translate(entry_va),
+            space.translate(sp_va)
+        );
+        // 检查页表项内容
+        use crate::mm::address::Vpn;
+        use crate::mm::page_table::PageTableInner;
+        let entry_vpn = Vpn::from_addr_floor(entry_va);
+        if let Ok((ppn, _, flags)) = space.page_table().walk(entry_vpn) {
+            crate::pr_debug!(
+                "[kernel_execve] entry PTE: vpn={:#x}, ppn={:#x}, flags={:?}",
+                entry_vpn.0,
+                ppn.0,
+                flags
+            );
+        } else {
+            crate::pr_err!("[kernel_execve] entry page not mapped!");
+        }
+        crate::pr_debug!(
+            "[kernel_execve] root_ppn={:#x}, root_paddr={:#x}",
+            root_ppn.0,
+            root_paddr
+        );
+        crate::pr_debug!(
+            "[kernel_execve] tlbrent={:#x}, crmd={:#x}, pgdl={:#x}, pgdh={:#x}, ecfg={:#x}, ks0={:#x}",
+            tlbrent,
+            crmd,
+            pgdl,
+            pgdh,
+            ecfg,
+            ks0
+        );
+        crate::pr_debug!(
+            "[kernel_execve] asid={:#x} (full_csr={:#x}), tlbrehi={:#x}, tlbrelo0={:#x}, tlbrelo1={:#x}",
+            asid & 0x3ff,
+            asid,
+            tlbrehi,
+            tlbrelo0,
+            tlbrelo1
+        );
+        crate::pr_debug!(
+            "[kernel_execve] tlb_refill_entry: vaddr={:#x}, paddr={:#x}, dm_vaddr={:#x}",
+            tlbr_entry_vaddr,
+            tlbr_entry_paddr,
+            tlbr_entry_dm_vaddr
+        );
+        // TLB refill 运行在直接地址翻译模式，无法安全访问全局变量做统计
+    }
+    #[cfg(target_arch = "loongarch64")]
+    unsafe {
+        // Ensure KScratch0 points to the current task's trap frame before returning to user mode.
+        core::arch::asm!(
+            "csrwr {0}, 0x30",
+            in(reg) tfp as usize,
+            options(nostack, preserves_flags)
+        );
+        // Reset TLB refill debug counter (CSR.TLBRSAVE) so we can observe the first refill after
+        // entering user mode.
+        core::arch::asm!("csrwr $zero, 0x8b", options(nostack, preserves_flags));
+    }
+    #[cfg(target_arch = "riscv64")]
+    unsafe {
+        crate::pr_info!(
+            "[kernel_execve] trapframe: sepc={:#x}, sp={:#x}, sstatus={:#x}, a0={:#x}, a1={:#x}, a2={:#x}",
+            (*tfp).sepc,
+            (*tfp).x2_sp,
+            (*tfp).sstatus,
+            (*tfp).x10_a0,
+            (*tfp).x11_a1,
+            (*tfp).x12_a2,
+        );
+    }
     // SAFETY: tfp 指向的内存已经被分配且由当前任务拥有
     // 直接按 trapframe 状态恢复并 sret 到用户态
     unsafe {
diff --git a/os/src/kernel/task/task_struct.rs b/os/src/kernel/task/task_struct.rs
index 105fb7d2..265fec88 100644
--- a/os/src/kernel/task/task_struct.rs
+++ b/os/src/kernel/task/task_struct.rs
@@ -292,6 +292,18 @@ impl Task {
         //      也就是说，new_memory_space 已经被激活（切换 satp）
         //      否则必须实现类似 copy_to_user 的函数来完成拷贝,不然会引发页错误
         // 3. 设置用户栈布局，包含命令行参数和环境变量
+        #[cfg(target_arch = "loongarch64")]
+        let (new_sp, argc, argv_vec_ptr, envp_vec_ptr, tls_tp) = {
+            let space = self
+                .memory_space
+                .as_ref()
+                .expect("execve: memory_space not set")
+                .lock();
+            setup_stack_layout(
+                &space, sp_high, argv, envp, phdr_addr, phnum, phent, at_base, at_entry,
+            )
+        };
+        #[cfg(target_arch = "riscv64")]
         let (new_sp, argc, argv_vec_ptr, envp_vec_ptr) = setup_stack_layout(
             sp_high, argv, envp, phdr_addr, phnum, phent, at_base, at_entry,
         );
@@ -301,6 +313,17 @@ impl Task {
         unsafe {
             // 清零整个 TrapFrame，避免旧值泄漏到用户态
             core::ptr::write_bytes(tf_ptr, 0, 1);
+            #[cfg(target_arch = "loongarch64")]
+            (*tf_ptr).set_exec_trap_frame(
+                initial_pc,
+                new_sp,
+                self.kstack_base,
+                argc,
+                argv_vec_ptr,
+                envp_vec_ptr,
+                tls_tp,
+            );
+            #[cfg(target_arch = "riscv64")]
             (*tf_ptr).set_exec_trap_frame(
                 initial_pc,
                 new_sp,
diff --git a/os/src/mm/memory_space/memory_space.rs b/os/src/mm/memory_space/memory_space.rs
index fa4335b2..b091fe1f 100644
--- a/os/src/mm/memory_space/memory_space.rs
+++ b/os/src/mm/memory_space/memory_space.rs
@@ -593,9 +593,26 @@ impl MemorySpace {
         let elf = ElfFile::new(elf_data).map_err(|_| PagingError::InvalidAddress)?;
 
         // 检查架构
-        if elf.header.pt2.machine().as_machine() != xmas_elf::header::Machine::RISC_V {
+        let machine = elf.header.pt2.machine().as_machine();
+        #[cfg(target_arch = "riscv64")]
+        if machine != xmas_elf::header::Machine::RISC_V {
+            crate::pr_err!(
+                "[from_elf] machine mismatch: expected RISC-V, got {:?}",
+                machine
+            );
             return Err(PagingError::InvalidAddress);
         }
+        #[cfg(target_arch = "loongarch64")]
+        {
+            const EM_LOONGARCH: u16 = 258;
+            if machine != xmas_elf::header::Machine::Other(EM_LOONGARCH) {
+                crate::pr_err!(
+                    "[from_elf] machine mismatch: expected LoongArch (EM=258), got {:?}",
+                    machine
+                );
+                return Err(PagingError::InvalidAddress);
+            }
+        }
 
         // 对 ET_DYN (PIE/static-pie) 采用固定 load bias，避免把可执行映射放到 VA=0。
         // 这也便于按 ELF relocation 语义处理 R_RISCV_RELATIVE。
@@ -647,6 +664,12 @@ impl MemorySpace {
 
             // 检查段是否与栈/陷阱区域重叠
             if start_va >= USER_STACK_TOP - USER_STACK_SIZE {
+                crate::pr_err!(
+                    "[from_elf] segment overlaps stack: start=0x{:x}, end=0x{:x}, stack_bottom=0x{:x}",
+                    start_va,
+                    end_va,
+                    USER_STACK_TOP - USER_STACK_SIZE
+                );
                 return Err(PagingError::InvalidAddress);
             }
 
@@ -689,14 +712,23 @@ impl MemorySpace {
             };
 
             // 插入区域（将在内部检查重叠）
-            space.insert_framed_area_with_offset(
+            if let Err(err) = space.insert_framed_area_with_offset(
                 vpn_range,
                 area_type,
                 flags,
                 data,
                 start_va % PAGE_SIZE, // bias 是页对齐的，因此等价于 p_vaddr % PAGE_SIZE
                 None,                 // 非文件映射
-            )?;
+            ) {
+                crate::pr_err!(
+                    "[from_elf] map segment failed: start=0x{:x}, end=0x{:x}, flags={:?}, err={:?}",
+                    start_va,
+                    end_va,
+                    flags,
+                    err
+                );
+                return Err(err);
+            }
         }
 
         // 1.5 对静态 PIE/PIE 应用最小化重定位：R_RISCV_RELATIVE
diff --git a/os/src/uapi/fs.rs b/os/src/uapi/fs.rs
index dd21593c..01ba7b33 100644
--- a/os/src/uapi/fs.rs
+++ b/os/src/uapi/fs.rs
@@ -353,6 +353,104 @@ pub struct Stat {
     pub __unused: [i32; 2],
 }
 
+/// Linux statx timestamp (与 Linux UAPI struct statx_timestamp 对齐)
+///
+/// 参考：include/uapi/linux/stat.h
+#[repr(C)]
+#[derive(Debug, Clone, Copy)]
+pub struct StatxTimestamp {
+    pub tv_sec: i64,
+    pub tv_nsec: u32,
+    pub __reserved: i32,
+}
+
+impl StatxTimestamp {
+    pub const fn zeroed() -> Self {
+        Self {
+            tv_sec: 0,
+            tv_nsec: 0,
+            __reserved: 0,
+        }
+    }
+}
+
+/// Linux statx 结构 (与 Linux UAPI struct statx 对齐)
+///
+/// 参考：include/uapi/linux/stat.h
+#[repr(C)]
+#[derive(Debug, Clone, Copy)]
+pub struct Statx {
+    pub stx_mask: u32,
+    pub stx_blksize: u32,
+    pub stx_attributes: u64,
+    pub stx_nlink: u32,
+    pub stx_uid: u32,
+    pub stx_gid: u32,
+    pub stx_mode: u16,
+    pub __spare0: [u16; 1],
+    pub stx_ino: u64,
+    pub stx_size: u64,
+    pub stx_blocks: u64,
+    pub stx_attributes_mask: u64,
+    pub stx_atime: StatxTimestamp,
+    pub stx_btime: StatxTimestamp,
+    pub stx_ctime: StatxTimestamp,
+    pub stx_mtime: StatxTimestamp,
+    pub stx_rdev_major: u32,
+    pub stx_rdev_minor: u32,
+    pub stx_dev_major: u32,
+    pub stx_dev_minor: u32,
+    pub stx_mnt_id: u64,
+    pub stx_dio_mem_align: u32,
+    pub stx_dio_offset_align: u32,
+    pub __spare3: [u64; 12],
+}
+
+impl Statx {
+    pub const fn zeroed() -> Self {
+        Self {
+            stx_mask: 0,
+            stx_blksize: 0,
+            stx_attributes: 0,
+            stx_nlink: 0,
+            stx_uid: 0,
+            stx_gid: 0,
+            stx_mode: 0,
+            __spare0: [0; 1],
+            stx_ino: 0,
+            stx_size: 0,
+            stx_blocks: 0,
+            stx_attributes_mask: 0,
+            stx_atime: StatxTimestamp::zeroed(),
+            stx_btime: StatxTimestamp::zeroed(),
+            stx_ctime: StatxTimestamp::zeroed(),
+            stx_mtime: StatxTimestamp::zeroed(),
+            stx_rdev_major: 0,
+            stx_rdev_minor: 0,
+            stx_dev_major: 0,
+            stx_dev_minor: 0,
+            stx_mnt_id: 0,
+            stx_dio_mem_align: 0,
+            stx_dio_offset_align: 0,
+            __spare3: [0; 12],
+        }
+    }
+}
+
+// statx mask bits (参考 include/uapi/linux/stat.h)
+pub const STATX_TYPE: u32 = 0x0000_0001;
+pub const STATX_MODE: u32 = 0x0000_0002;
+pub const STATX_NLINK: u32 = 0x0000_0004;
+pub const STATX_UID: u32 = 0x0000_0008;
+pub const STATX_GID: u32 = 0x0000_0010;
+pub const STATX_ATIME: u32 = 0x0000_0020;
+pub const STATX_MTIME: u32 = 0x0000_0040;
+pub const STATX_CTIME: u32 = 0x0000_0080;
+pub const STATX_INO: u32 = 0x0000_0100;
+pub const STATX_SIZE: u32 = 0x0000_0200;
+pub const STATX_BLOCKS: u32 = 0x0000_0400;
+pub const STATX_BASIC_STATS: u32 = 0x0000_07ff;
+
 /// Linux dirent64 结构
 ///
 /// 用于getdents64系统调用
diff --git a/os/src/vfs/adapter.rs b/os/src/vfs/adapter.rs
index 5f313b65..98319bfe 100644
--- a/os/src/vfs/adapter.rs
+++ b/os/src/vfs/adapter.rs
@@ -3,7 +3,7 @@
 //! 用于处理数据结构之间的转换
 
 use super::{InodeMetadata, InodeType};
-use crate::uapi::fs::{LinuxDirent64, Stat};
+use crate::uapi::fs::{LinuxDirent64, STATX_BASIC_STATS, Stat, Statx, StatxTimestamp};
 
 /// Stat 结构适配方法
 impl Stat {
@@ -33,6 +33,45 @@ impl Stat {
     }
 }
 
+/// Statx 结构适配方法
+impl Statx {
+    /// 从 InodeMetadata 创建 Statx 结构
+    pub fn from_metadata(meta: &InodeMetadata) -> Self {
+        let ts = |t: crate::uapi::time::TimeSpec| StatxTimestamp {
+            tv_sec: t.tv_sec as i64,
+            tv_nsec: t.tv_nsec as u32,
+            __reserved: 0,
+        };
+
+        Self {
+            stx_mask: STATX_BASIC_STATS,
+            stx_blksize: 512,
+            stx_attributes: 0,
+            stx_nlink: meta.nlinks as u32,
+            stx_uid: meta.uid,
+            stx_gid: meta.gid,
+            stx_mode: meta.mode.bits() as u16,
+            __spare0: [0; 1],
+            stx_ino: meta.inode_no as u64,
+            stx_size: meta.size as u64,
+            stx_blocks: meta.blocks as u64,
+            stx_attributes_mask: 0,
+            stx_atime: ts(meta.atime),
+            stx_btime: StatxTimestamp::zeroed(),
+            stx_ctime: ts(meta.ctime),
+            stx_mtime: ts(meta.mtime),
+            stx_rdev_major: 0,
+            stx_rdev_minor: 0,
+            stx_dev_major: 0,
+            stx_dev_minor: 0,
+            stx_mnt_id: 0,
+            stx_dio_mem_align: 0,
+            stx_dio_offset_align: 0,
+            __spare3: [0; 12],
+        }
+    }
+}
+
 /// 将InodeType转换为d_type值
 pub fn inode_type_to_d_type(t: InodeType) -> u8 {
     match t {
diff --git a/os/src/vfs/mod.rs b/os/src/vfs/mod.rs
index 1efdef44..83ce2a9a 100644
--- a/os/src/vfs/mod.rs
+++ b/os/src/vfs/mod.rs
@@ -181,7 +181,7 @@ pub use path::{
 
 // Re-export UAPI types used by VFS
 pub use crate::uapi::fcntl::{FdFlags, OpenFlags, SeekWhence};
-pub use crate::uapi::fs::{LinuxDirent64, Stat};
+pub use crate::uapi::fs::{LinuxDirent64, Stat, Statx};
 pub use crate::uapi::time::TimeSpec;
 
 use alloc::{vec, vec::Vec};