Merge pull request comix-kernel#11 from comix-kernel/feat/mm/configs

创建内存管理的基本文件结构和相关配置

Author: a6d9a6m

os/src/config.rs

@@ -0,0 +1,7 @@
+// constants for the operating system
+#![allow(unused)]
+
+// about memory management
+pub const PAGE_SIZE: usize = 4096;
+pub const KERNEL_HEAP_SIZE: usize = 16 * 1024 * 1024; // 16MB
+pub const USER_STACK_SIZE: usize = 4 * 1024 * 1024; // 4MB

os/src/main.rs

@@ -7,6 +7,7 @@
 #[macro_use]
 mod console;
 mod sbi;
+mod config;
 
 use core::arch::global_asm;
 use core::panic::PanicInfo;