You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
98 lines
2.0 KiB
98 lines
2.0 KiB
/* |
|
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD |
|
* |
|
* SPDX-License-Identifier: Apache-2.0 |
|
*/ |
|
|
|
#include "hw_init.h" |
|
#include <stdint.h> |
|
#include <esp_cpu.h> |
|
#include <soc/rtc.h> |
|
#include <esp_rom_sys.h> |
|
|
|
#include <hal/cache_hal.h> |
|
#include <hal/mmu_hal.h> |
|
|
|
#include <soc/hp_apm_reg.h> |
|
#include <soc/lp_apm_reg.h> |
|
#include <soc/lp_apm0_reg.h> |
|
#include <soc/pcr_reg.h> |
|
|
|
#include <bootloader_clock.h> |
|
#include <bootloader_flash.h> |
|
#include <esp_flash_internal.h> |
|
#include <esp_log.h> |
|
|
|
#include <console_init.h> |
|
#include <flash_init.h> |
|
#include <soc_flash_init.h> |
|
#include <soc_init.h> |
|
#include <soc_random.h> |
|
|
|
const static char *TAG = "hw_init"; |
|
|
|
int hardware_init(void) |
|
{ |
|
int err = 0; |
|
|
|
soc_hw_init(); |
|
|
|
ana_reset_config(); |
|
super_wdt_auto_feed(); |
|
|
|
/* By default, these access path filters are enable and allow the |
|
* access to masters only if they are in TEE mode. Since all masters |
|
* except HP CPU boots in REE mode, default setting of these filters |
|
* will deny the access to all masters except HP CPU. |
|
* So, at boot disabling these filters. They will enable as per the |
|
* use case by TEE initialization code. |
|
*/ |
|
REG_WRITE(LP_APM_FUNC_CTRL_REG, 0); |
|
REG_WRITE(LP_APM0_FUNC_CTRL_REG, 0); |
|
REG_WRITE(HP_APM_FUNC_CTRL_REG, 0); |
|
|
|
#ifdef CONFIG_BOOTLOADER_REGION_PROTECTION_ENABLE |
|
esp_cpu_configure_region_protection(); |
|
#endif |
|
|
|
bootloader_clock_configure(); |
|
|
|
#ifdef CONFIG_ESP_CONSOLE |
|
/* initialize console, from now on, we can log */ |
|
esp_console_init(); |
|
print_banner(); |
|
#endif /* CONFIG_ESP_CONSOLE */ |
|
|
|
cache_hal_init(); |
|
mmu_hal_init(); |
|
|
|
flash_update_id(); |
|
|
|
err = bootloader_flash_xmc_startup(); |
|
if (err != 0) { |
|
ESP_EARLY_LOGE(TAG, "failed when running XMC startup flow, reboot!"); |
|
return err; |
|
} |
|
|
|
err = read_bootloader_header(); |
|
if (err != 0) { |
|
return err; |
|
} |
|
|
|
err = check_bootloader_validity(); |
|
if (err != 0) { |
|
return err; |
|
} |
|
|
|
err = init_spi_flash(); |
|
if (err != 0) { |
|
return err; |
|
} |
|
|
|
check_wdt_reset(); |
|
config_wdt(); |
|
|
|
soc_random_enable(); |
|
|
|
return 0; |
|
}
|
|
|