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Support ELF files loadable with gdb

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This commit is contained in:
Roland Dobai
2019-07-22 16:04:03 +02:00
committed by bot
parent 6a9288bc73
commit 5a916ce126
24 changed files with 387 additions and 55 deletions
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45
components/esp32/cpu_start.c
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@@ -72,6 +72,11 @@
#include "esp_efuse.h"
#include "bootloader_flash_config.h"
#ifdef CONFIG_APP_BUILD_TYPE_ELF_RAM
#include "esp32/rom/efuse.h"
#include "esp32/rom/spi_flash.h"
#endif // CONFIG_APP_BUILD_TYPE_ELF_RAM
#define STRINGIFY(s) STRINGIFY2(s)
#define STRINGIFY2(s) #s
@@ -391,6 +396,32 @@ void start_cpu0_default(void)
#ifndef CONFIG_FREERTOS_UNICORE
esp_dport_access_int_init();
#endif
bootloader_flash_update_id();
#if !CONFIG_SPIRAM_BOOT_INIT
// Read the application binary image header. This will also decrypt the header if the image is encrypted.
esp_image_header_t fhdr = {0};
#ifdef CONFIG_APP_BUILD_TYPE_ELF_RAM
fhdr.spi_mode = ESP_IMAGE_SPI_MODE_DIO;
fhdr.spi_speed = ESP_IMAGE_SPI_SPEED_40M;
fhdr.spi_size = ESP_IMAGE_FLASH_SIZE_4MB;
extern void esp_rom_spiflash_attach(uint32_t, bool);
esp_rom_spiflash_attach(ets_efuse_get_spiconfig(), false);
esp_rom_spiflash_unlock();
#else
// This assumes that DROM is the first segment in the application binary, i.e. that we can read
// the binary header through cache by accessing SOC_DROM_LOW address.
memcpy(&fhdr, (void*) SOC_DROM_LOW, sizeof(fhdr));
#endif // CONFIG_APP_BUILD_TYPE_ELF_RAM
// If psram is uninitialized, we need to improve some flash configuration.
bootloader_flash_clock_config(&fhdr);
bootloader_flash_gpio_config(&fhdr);
bootloader_flash_dummy_config(&fhdr);
bootloader_flash_cs_timing_config();
#endif //!CONFIG_SPIRAM_BOOT_INIT
spi_flash_init();
/* init default OS-aware flash access critical section */
spi_flash_guard_set(&g_flash_guard_default_ops);
@@ -424,20 +455,6 @@ void start_cpu0_default(void)
esp_coex_adapter_register(&g_coex_adapter_funcs);
#endif
bootloader_flash_update_id();
#if !CONFIG_SPIRAM_BOOT_INIT
// Read the application binary image header. This will also decrypt the header if the image is encrypted.
esp_image_header_t fhdr = {0};
// This assumes that DROM is the first segment in the application binary, i.e. that we can read
// the binary header through cache by accessing SOC_DROM_LOW address.
memcpy(&fhdr, (void*) SOC_DROM_LOW, sizeof(fhdr));
// If psram is uninitialized, we need to improve some flash configuration.
bootloader_flash_clock_config(&fhdr);
bootloader_flash_gpio_config(&fhdr);
bootloader_flash_dummy_config(&fhdr);
bootloader_flash_cs_timing_config();
#endif
portBASE_TYPE res = xTaskCreatePinnedToCore(&main_task, "main",
ESP_TASK_MAIN_STACK, NULL,
ESP_TASK_MAIN_PRIO, NULL, 0);