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esp32c6: add bootloader support

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This commit is contained in:
wuzhenghui
2022-07-08 16:46:11 +08:00
committed by Song Ruo Jing
parent a9f15d1556
commit 1c820b0a6d
22 changed files with 922 additions and 28 deletions
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30
components/bootloader_support/src/bootloader_init.c
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@@ -58,27 +58,31 @@ void bootloader_config_wdt(void)
* protect the remainder of the bootloader process.
*/
//Disable RWDT flashboot protection.
wdt_hal_context_t rtc_wdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &RTCCNTL};
wdt_hal_write_protect_disable(&rtc_wdt_ctx);
wdt_hal_set_flashboot_en(&rtc_wdt_ctx, false);
wdt_hal_write_protect_enable(&rtc_wdt_ctx);
#if CONFIG_IDF_TARGET_ESP32C6 // TODO: IDF-5653
wdt_hal_context_t rwdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &LP_WDT};
#else
wdt_hal_context_t rwdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &RTCCNTL};
#endif
wdt_hal_write_protect_disable(&rwdt_ctx);
wdt_hal_set_flashboot_en(&rwdt_ctx, false);
wdt_hal_write_protect_enable(&rwdt_ctx);
#ifdef CONFIG_BOOTLOADER_WDT_ENABLE
//Initialize and start RWDT to protect the for bootloader if configured to do so
ESP_LOGD(TAG, "Enabling RTCWDT(%d ms)", CONFIG_BOOTLOADER_WDT_TIME_MS);
wdt_hal_init(&rtc_wdt_ctx, WDT_RWDT, 0, false);
wdt_hal_init(&rwdt_ctx, WDT_RWDT, 0, false);
uint32_t stage_timeout_ticks = (uint32_t)((uint64_t)CONFIG_BOOTLOADER_WDT_TIME_MS * rtc_clk_slow_freq_get_hz() / 1000);
wdt_hal_write_protect_disable(&rtc_wdt_ctx);
wdt_hal_config_stage(&rtc_wdt_ctx, WDT_STAGE0, stage_timeout_ticks, WDT_STAGE_ACTION_RESET_RTC);
wdt_hal_enable(&rtc_wdt_ctx);
wdt_hal_write_protect_enable(&rtc_wdt_ctx);
wdt_hal_write_protect_disable(&rwdt_ctx);
wdt_hal_config_stage(&rwdt_ctx, WDT_STAGE0, stage_timeout_ticks, WDT_STAGE_ACTION_RESET_RTC);
wdt_hal_enable(&rwdt_ctx);
wdt_hal_write_protect_enable(&rwdt_ctx);
#endif
//Disable MWDT0 flashboot protection. But only after we've enabled the RWDT first so that there's not gap in WDT protection.
wdt_hal_context_t wdt_ctx = {.inst = WDT_MWDT0, .mwdt_dev = &TIMERG0};
wdt_hal_write_protect_disable(&wdt_ctx);
wdt_hal_set_flashboot_en(&wdt_ctx, false);
wdt_hal_write_protect_enable(&wdt_ctx);
wdt_hal_context_t mwdt_ctx = {.inst = WDT_MWDT0, .mwdt_dev = &TIMERG0};
wdt_hal_write_protect_disable(&mwdt_ctx);
wdt_hal_set_flashboot_en(&mwdt_ctx, false);
wdt_hal_write_protect_enable(&mwdt_ctx);
}
void bootloader_enable_random(void)