esp-idf/components/esp_system/startup_funcs.c
2024-03-11 11:50:43 +01:00

151 lines
3.8 KiB
C

/*
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdint.h>
#include <string.h>
#include "sdkconfig.h"
#include "esp_attr.h"
#include "esp_err.h"
#include "esp_check.h"
#include "esp_system.h"
#include "esp_log.h"
#include "spi_flash_mmap.h"
#include "esp_flash_internal.h"
#include "esp_newlib.h"
#include "esp_xt_wdt.h"
#include "esp_cpu.h"
#include "esp_private/startup_internal.h"
#include "soc/soc_caps.h"
#include "hal/wdt_hal.h"
#include "hal/uart_types.h"
#include "hal/uart_ll.h"
#if CONFIG_SW_COEXIST_ENABLE || CONFIG_EXTERNAL_COEX_ENABLE
#include "private/esp_coexist_internal.h"
#endif
#if CONFIG_PM_ENABLE
#include "esp_pm.h"
#include "esp_private/pm_impl.h"
#endif
#include "esp_private/esp_clk.h"
#include "esp_private/spi_flash_os.h"
#include "esp_private/brownout.h"
#include "esp_rom_caps.h"
#include "esp_rom_sys.h"
#if SOC_BOD_SUPPORTED
#include "hal/brownout_ll.h"
#endif
// Using the same tag as in startup.c to keep the logs unchanged
static const char* TAG = "cpu_start";
// Hook to force the linker to include this file
void esp_system_include_startup_funcs(void)
{
}
// [refactor-todo] Most of these init functions should be moved to the respective components.
ESP_SYSTEM_INIT_FN(init_show_cpu_freq, CORE, BIT(0), 10)
{
ESP_EARLY_LOGI(TAG, "Pro cpu start user code");
int cpu_freq = esp_clk_cpu_freq();
ESP_EARLY_LOGI(TAG, "cpu freq: %d Hz", cpu_freq);
return ESP_OK;
}
ESP_SYSTEM_INIT_FN(init_brownout, CORE, BIT(0), 104)
{
// [refactor-todo] leads to call chain rtc_is_register (driver) -> esp_intr_alloc (esp32/esp32s2) ->
// malloc (newlib) -> heap_caps_malloc (heap), so heap must be at least initialized
#if CONFIG_ESP_BROWNOUT_DET
esp_brownout_init();
#else
#if SOC_CAPS_NO_RESET_BY_ANA_BOD
brownout_ll_ana_reset_enable(false);
#endif // SOC_CAPS_NO_RESET_BY_ANA_BOD
#endif // CONFIG_ESP_BROWNOUT_DET
return ESP_OK;
}
ESP_SYSTEM_INIT_FN(init_newlib_time, CORE, BIT(0), 105)
{
esp_newlib_time_init();
return ESP_OK;
}
#if !CONFIG_APP_BUILD_TYPE_PURE_RAM_APP
ESP_SYSTEM_INIT_FN(init_flash, CORE, BIT(0), 130)
{
#if CONFIG_SPI_FLASH_ROM_IMPL
spi_flash_rom_impl_init();
#endif
esp_flash_app_init();
esp_err_t flash_ret = esp_flash_init_default_chip();
assert(flash_ret == ESP_OK);
(void)flash_ret;
#if CONFIG_SPI_FLASH_BROWNOUT_RESET
spi_flash_needs_reset_check();
#endif // CONFIG_SPI_FLASH_BROWNOUT_RESET
return ESP_OK;
}
#endif // !CONFIG_APP_BUILD_TYPE_PURE_RAM_APP
#if CONFIG_ESP_XT_WDT
ESP_SYSTEM_INIT_FN(init_xt_wdt, CORE, BIT(0), 170)
{
esp_xt_wdt_config_t cfg = {
.timeout = CONFIG_ESP_XT_WDT_TIMEOUT,
.auto_backup_clk_enable = CONFIG_ESP_XT_WDT_BACKUP_CLK_ENABLE,
};
return esp_xt_wdt_init(&cfg);
}
#endif // CONFIG_ESP_XT_WDT
#if CONFIG_PM_ENABLE
ESP_SYSTEM_INIT_FN(init_pm, SECONDARY, BIT(0), 201)
{
esp_pm_impl_init();
return ESP_OK;
}
#endif // CONFIG_PM_ENABLE
#if SOC_APB_BACKUP_DMA
ESP_SYSTEM_INIT_FN(init_apb_dma, SECONDARY, BIT(0), 203)
{
extern void esp_apb_backup_dma_lock_init(void);
esp_apb_backup_dma_lock_init();
return ESP_OK;
}
#endif
#if CONFIG_SW_COEXIST_ENABLE || CONFIG_EXTERNAL_COEX_ENABLE
ESP_SYSTEM_INIT_FN(init_coexist, SECONDARY, BIT(0), 204)
{
esp_coex_adapter_register(&g_coex_adapter_funcs);
coex_pre_init();
return ESP_OK;
}
#endif // CONFIG_SW_COEXIST_ENABLE || CONFIG_EXTERNAL_COEX_ENABLE
#ifndef CONFIG_BOOTLOADER_WDT_DISABLE_IN_USER_CODE
ESP_SYSTEM_INIT_FN(init_disable_rtc_wdt, SECONDARY, BIT(0), 999)
{
wdt_hal_context_t rtc_wdt_ctx = RWDT_HAL_CONTEXT_DEFAULT();
wdt_hal_write_protect_disable(&rtc_wdt_ctx);
wdt_hal_disable(&rtc_wdt_ctx);
wdt_hal_write_protect_enable(&rtc_wdt_ctx);
return ESP_OK;
}
#endif // CONFIG_BOOTLOADER_WDT_DISABLE_IN_USER_CODE