mirror of
https://github.com/espressif/esp-idf.git
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1ece052ce3
change(bootloader): remove ignore efuse check flag (temp) change(bootloader): use int for the minimum efuse blk rev (temp)
132 lines
4.3 KiB
C
132 lines
4.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2024 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 <assert.h>
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#include <sys/param.h>
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#include <string.h>
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#include "esp_app_desc.h"
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#include "sdkconfig.h"
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#include "esp_log.h"
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#include "esp_private/startup_internal.h"
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static const char *TAG = "app_init";
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// Application version info
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const __attribute__((weak)) __attribute__((section(".rodata_desc"))) esp_app_desc_t esp_app_desc = {
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.magic_word = ESP_APP_DESC_MAGIC_WORD,
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#ifdef CONFIG_APP_EXCLUDE_PROJECT_VER_VAR
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.version = "",
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#else
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.version = PROJECT_VER,
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#endif
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#ifdef CONFIG_APP_EXCLUDE_PROJECT_NAME_VAR
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.project_name = "",
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#else
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.project_name = PROJECT_NAME,
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#endif
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.idf_ver = IDF_VER,
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#ifdef CONFIG_BOOTLOADER_APP_SECURE_VERSION
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.secure_version = CONFIG_BOOTLOADER_APP_SECURE_VERSION,
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#else
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.secure_version = 0,
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#endif
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#ifdef CONFIG_APP_COMPILE_TIME_DATE
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.time = __TIME__,
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.date = __DATE__,
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#else
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.time = "",
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.date = "",
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#endif
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.min_efuse_blk_rev_full = CONFIG_ESP_EFUSE_BLOCK_REV_MIN_FULL,
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.max_efuse_blk_rev_full = CONFIG_ESP_EFUSE_BLOCK_REV_MAX_FULL,
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};
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#ifndef CONFIG_APP_EXCLUDE_PROJECT_VER_VAR
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_Static_assert(sizeof(PROJECT_VER) <= sizeof(esp_app_desc.version), "PROJECT_VER is longer than version field in structure");
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#endif
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_Static_assert(sizeof(IDF_VER) <= sizeof(esp_app_desc.idf_ver), "IDF_VER is longer than idf_ver field in structure");
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#ifndef CONFIG_APP_EXCLUDE_PROJECT_NAME_VAR
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_Static_assert(sizeof(PROJECT_NAME) <= sizeof(esp_app_desc.project_name), "PROJECT_NAME is longer than project_name field in structure");
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#endif
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const esp_app_desc_t *esp_app_get_description(void)
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{
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return &esp_app_desc;
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}
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char app_elf_sha256_str[CONFIG_APP_RETRIEVE_LEN_ELF_SHA + 1] = { 0 };
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/* The esp_app_desc.app_elf_sha256 should be possible to print in panic handler or core dump during cache is disabled.
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* But because the cache is disabled the reading esp_app_desc.app_elf_sha256 is not right and
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* can lead to a complete lock-up of the CPU.
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* For this reason we do a reading of esp_app_desc.app_elf_sha256 and convert to string while start up in esp_system_init_app_elf_sha256()
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* and keep it in the static app_elf_sha256_str variable.
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*/
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static void esp_app_format_init_elf_sha256(void)
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{
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if (*((int *)&app_elf_sha256_str) != 0) {
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// app_elf_sha256_str is already set
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return;
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}
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// At -O2 optimization level, GCC optimizes out the copying of the first byte of the app_elf_sha256,
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// because it is zero at compile time, and only modified afterwards by esptool.
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// Casting to volatile disables the optimization.
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const volatile char* src = (const volatile char*)esp_app_desc.app_elf_sha256;
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for (size_t i = 0; i < sizeof(app_elf_sha256_str) / 2; ++i) {
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char c = src[i];
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for (size_t s = 0; s < 2; ++s) {
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char val = (c >> 4) & 0xF;
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app_elf_sha256_str[2 * i + s] = (val < 10) ? ('0' + val) : ('a' + val - 10);
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c <<= 4;
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}
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}
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app_elf_sha256_str[sizeof(app_elf_sha256_str) - 1] = 0;
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}
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int esp_app_get_elf_sha256(char* dst, size_t size)
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{
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if (dst == NULL || size < 2) {
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return 0;
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}
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esp_app_format_init_elf_sha256();
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size_t n = MIN(size, sizeof(app_elf_sha256_str));
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memcpy(dst, app_elf_sha256_str, n);
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dst[n - 1] = 0;
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return n;
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}
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ESP_SYSTEM_INIT_FN(init_show_app_info, CORE, BIT(0), 20)
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{
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// Load the current ELF SHA256
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esp_app_format_init_elf_sha256();
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// Display information about the current running image.
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if (LOG_LOCAL_LEVEL >= ESP_LOG_INFO) {
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ESP_EARLY_LOGI(TAG, "Application information:");
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#ifndef CONFIG_APP_EXCLUDE_PROJECT_NAME_VAR
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ESP_EARLY_LOGI(TAG, "Project name: %s", esp_app_desc.project_name);
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#endif
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#ifndef CONFIG_APP_EXCLUDE_PROJECT_VER_VAR
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ESP_EARLY_LOGI(TAG, "App version: %s", esp_app_desc.version);
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#endif
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#ifdef CONFIG_BOOTLOADER_APP_SECURE_VERSION
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ESP_EARLY_LOGI(TAG, "Secure version: %" PRIu32, esp_app_desc.secure_version);
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#endif
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#ifdef CONFIG_APP_COMPILE_TIME_DATE
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ESP_EARLY_LOGI(TAG, "Compile time: %s %s", esp_app_desc.date, esp_app_desc.time);
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#endif
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char buf[17];
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esp_app_get_elf_sha256(buf, sizeof(buf));
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ESP_EARLY_LOGI(TAG, "ELF file SHA256: %s...", buf);
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ESP_EARLY_LOGI(TAG, "ESP-IDF: %s", esp_app_desc.idf_ver);
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}
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return ESP_OK;
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}
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