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bootloader: Enable early boot RNG entropy source

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This reverts commit ceb8566970.
This commit is contained in:
Angus Gratton
2017-01-04 15:36:04 +11:00
parent 83442526e0
commit 3922ce47b2
10 changed files with 569 additions and 30 deletions
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9
components/bootloader/src/main/bootloader_start.c
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@@ -25,6 +25,7 @@
#include "rom/rtc.h"
#include "rom/uart.h"
#include "rom/gpio.h"
#include "rom/secure_boot.h"
#include "soc/soc.h"
#include "soc/cpu.h"
@@ -42,7 +43,7 @@
#include "esp_flash_encrypt.h"
#include "esp_flash_partitions.h"
#include "bootloader_flash.h"
#include "bootloader_random.h"
#include "bootloader_config.h"
#include "rtc.h"
@@ -259,6 +260,9 @@ void bootloader_main()
REG_CLR_BIT( TIMG_WDTCONFIG0_REG(0), TIMG_WDT_FLASHBOOT_MOD_EN );
SPIUnlock();
ESP_LOGI(TAG, "Enabling RNG early entropy source...");
bootloader_random_enable();
if(esp_image_load_header(0x1000, true, &fhdr) != ESP_OK) {
ESP_LOGE(TAG, "failed to load bootloader header!");
return;
@@ -370,6 +374,9 @@ void bootloader_main()
}
#endif
ESP_LOGI(TAG, "Disabling RNG early entropy source...");
bootloader_random_disable();
// copy loaded segments to RAM, set up caches for mapped segments, and start application
ESP_LOGI(TAG, "Loading app partition at offset %08x", load_part_pos);
unpack_load_app(&load_part_pos);