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94 lines
1.7 KiB
94 lines
1.7 KiB
/* |
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* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD |
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* |
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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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#include "hw_init.h" |
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#include <stdint.h> |
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#include <esp_cpu.h> |
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#include <soc/rtc.h> |
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#include <esp_rom_sys.h> |
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#include <hal/cache_hal.h> |
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#include <hal/mmu_hal.h> |
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#include <bootloader_clock.h> |
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#include <bootloader_flash.h> |
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#include <esp_flash_internal.h> |
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#include <esp_log.h> |
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#include <console_init.h> |
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#include <flash_init.h> |
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#include <soc_flash_init.h> |
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#include <soc_init.h> |
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#include <soc_random.h> |
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const static char *TAG = "hw_init"; |
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int hardware_init(void) |
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{ |
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int err = 0; |
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soc_hw_init(); |
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ana_reset_config(); |
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super_wdt_auto_feed(); |
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#ifdef CONFIG_BOOTLOADER_REGION_PROTECTION_ENABLE |
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esp_cpu_configure_region_protection(); |
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#endif |
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#if CONFIG_BOOTLOADER_VDDSDIO_BOOST_1_9V |
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rtc_vddsdio_config_t cfg = rtc_vddsdio_get_config(); |
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if (cfg.enable == 1 && cfg.tieh == RTC_VDDSDIO_TIEH_1_8V) { |
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cfg.drefh = 3; |
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cfg.drefm = 3; |
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cfg.drefl = 3; |
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cfg.force = 1; |
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rtc_vddsdio_set_config(cfg); |
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esp_rom_delay_us(10); |
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} |
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#endif /* CONFIG_BOOTLOADER_VDDSDIO_BOOST_1_9V */ |
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bootloader_clock_configure(); |
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#ifdef CONFIG_ESP_CONSOLE |
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/* initialize console, from now on, we can log */ |
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esp_console_init(); |
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print_banner(); |
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#endif /* CONFIG_ESP_CONSOLE */ |
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cache_hal_init(); |
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mmu_hal_init(); |
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flash_update_id(); |
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err = bootloader_flash_xmc_startup(); |
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if (err != 0) { |
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ESP_EARLY_LOGE(TAG, "failed when running XMC startup flow, reboot!"); |
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return err; |
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} |
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err = read_bootloader_header(); |
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if (err != 0) { |
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return err; |
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} |
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err = check_bootloader_validity(); |
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if (err != 0) { |
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return err; |
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} |
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err = init_spi_flash(); |
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if (err != 0) { |
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return err; |
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} |
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check_wdt_reset(); |
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config_wdt(); |
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soc_random_enable(); |
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return 0; |
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}
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