pico-sdk/test/kitchen_sink/kitchen_sink.c at 365f81860f8705d4bb6e22f78ba036370a32b92c · alastairpatrick/pico-sdk · GitHub

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/*
 * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <stdio.h>
// Include all headers to check for compiler warnings
#include "hardware/adc.h"
#include "hardware/claim.h"
#include "hardware/clocks.h"
#include "hardware/divider.h"
#include "hardware/dma.h"
#include "hardware/exception.h"
#include "hardware/flash.h"
#include "hardware/gpio.h"
#include "hardware/i2c.h"
#include "hardware/interp.h"
#include "hardware/irq.h"
#include "hardware/pio.h"
#include "hardware/pio_instructions.h"
#include "hardware/pll.h"
#include "hardware/pwm.h"
#include "hardware/resets.h"
#include "hardware/rtc.h"
#include "hardware/spi.h"
#include "hardware/sync.h"
#include "hardware/timer.h"
#include "hardware/uart.h"
#include "hardware/vreg.h"
#include "hardware/watchdog.h"
#include "hardware/xosc.h"
#include "pico/binary_info.h"
#include "pico/bit_ops.h"
#include "pico/bootrom.h"
#include "pico/divider.h"
#include "pico/double.h"
#include "pico/fix/rp2040_usb_device_enumeration.h"
#include "pico/float.h"
#include "pico/int64_ops.h"
#include "pico/malloc.h"
#include "pico/multicore.h"
#include "pico/printf.h"
#include "pico/runtime.h"
#include "pico/stdio.h"
#include "pico/stdlib.h"
#include "pico/sync.h"
#include "pico/time.h"
#include "pico/unique_id.h"
#if LIB_PICO_CYW43_ARCH
#include "pico/cyw43_arch.h"
#endif

#include "hardware/structs/adc.h"
#include "hardware/structs/bus_ctrl.h"
#include "hardware/structs/clocks.h"
#include "hardware/structs/dma.h"
#include "hardware/structs/i2c.h"
#include "hardware/structs/interp.h"
#include "hardware/structs/iobank0.h"
#include "hardware/structs/ioqspi.h"
#include "hardware/structs/mpu.h"
#include "hardware/structs/padsbank0.h"
#include "hardware/structs/pads_qspi.h"
#include "hardware/structs/pio.h"
#include "hardware/structs/pll.h"
#include "hardware/structs/psm.h"
#include "hardware/structs/pwm.h"
#include "hardware/structs/resets.h"
#include "hardware/structs/rosc.h"
#include "hardware/structs/rtc.h"
#include "hardware/structs/scb.h"
#include "hardware/structs/sio.h"
#include "hardware/structs/spi.h"
#include "hardware/structs/ssi.h"
#include "hardware/structs/syscfg.h"
#include "hardware/structs/systick.h"
#include "hardware/structs/timer.h"
#include "hardware/structs/uart.h"
#include "hardware/structs/usb.h"
#include "hardware/structs/vreg_and_chip_reset.h"
#include "hardware/structs/watchdog.h"
#include "hardware/structs/xip_ctrl.h"
#include "hardware/structs/xosc.h"

bi_decl(bi_block_device(
                           BINARY_INFO_MAKE_TAG('K', 'S'),
                           "foo",
                           0x80000,
                           0x40000,
                           NULL,
                           BINARY_INFO_BLOCK_DEV_FLAG_READ | BINARY_INFO_BLOCK_DEV_FLAG_WRITE |
                                   BINARY_INFO_BLOCK_DEV_FLAG_PT_UNKNOWN));

//#pragma GCC push_options
//#pragma GCC optimize ("O3")

uint32_t *foo = (uint32_t *) 200;

uint32_t dma_to = 0;
uint32_t dma_from = 0xaaaa5555;

void __noinline spiggle(void) {
    dma_channel_config c = dma_channel_get_default_config(1);
    channel_config_set_bswap(&c, true);
    channel_config_set_transfer_data_size(&c, DMA_SIZE_16);
    channel_config_set_ring(&c, true, 13);
    dma_channel_set_config(1, &c, false);
    dma_channel_transfer_from_buffer_now(1, foo, 23);
}

__force_inline int something_inlined(int x) {
    return x * 2;
}

auto_init_mutex(mutex);
auto_init_recursive_mutex(recursive_mutex);

#ifndef __cplusplus
#define thread_local __thread
#endif

thread_local int initialized_tls_var = 7;
thread_local int __attribute__((section("other_section"))) other_section_tls_var = 7;
thread_local int uninitialized_tls_var;
thread_local int garbage_collected_tls_var;

int main(void) {
    spiggle();

    stdio_init_all();

    printf("HI %d\n", something_inlined((int)time_us_32()));
    puts("Hello Everything!");
    puts("Hello Everything2!");

    hard_assert(mutex_try_enter(&mutex, NULL));
    hard_assert(!mutex_try_enter(&mutex, NULL));
    hard_assert(recursive_mutex_try_enter(&recursive_mutex, NULL));
    hard_assert(recursive_mutex_try_enter(&recursive_mutex, NULL));

    hard_assert(initialized_tls_var == 7);
    hard_assert(other_section_tls_var == 7);
    hard_assert(uninitialized_tls_var == 0);
    initialized_tls_var = 8;
    hard_assert(initialized_tls_var == 8);

    // this should compile as we are Cortex M0+
    __asm volatile("SVC #3");

}