feat(bootloader): Bootloader check and loader target application

components/bootloader_support/src/bootloader_utility.c

@@ -491,6 +491,9 @@ static void set_cache_and_start_app(
 
 #include "esp_flash_partitions.h"
 
+#define ESP_CACHE1_ADDR_MAX 0x100000
+#define ESP_CACHE2_ADDR_MAX 0x200000
+
 static const char* TAG = "boot";
 
 bool bootloader_utility_load_partition_table(bootloader_state_t* bs)
@@ -814,12 +817,27 @@ void bootloader_utility_load_image(const esp_image_metadata_t* image_data)
     copy loaded segments to RAM, set up caches for mapped segments, and start application
     unpack_load_app(image_data);
 #else
-    Cache_Read_Enable(0, 0, 0);
+    size_t map;
 
-    void (*user_start)(void);
+    if (image_data->start_addr < ESP_CACHE1_ADDR_MAX
+        && image_data->start_addr + image_data->image_len < ESP_CACHE1_ADDR_MAX) { 
+        map = 0;
+    } else if (image_data->start_addr >= ESP_CACHE1_ADDR_MAX
+               && image_data->start_addr < ESP_CACHE2_ADDR_MAX
+               && image_data->start_addr + image_data->image_len < ESP_CACHE2_ADDR_MAX) {
+        map = 1;
+    } else {
+        ESP_LOGE(TAG, "ERROR: app bin error, start_addr %x image_len %d\n", image_data->start_addr, image_data->image_len);
+        /* Blocking here to let user judge. */
+        while (1);
+    }
+
+    Cache_Read_Enable(map, 0, 0);
+
+    void (*user_start)(size_t start_addr, size_t map);
 
     user_start = (void *)image_data->image.entry_addr;
-    user_start();
+    user_start(image_data->start_addr, map);
 #endif /* BOOTLOADER_UNPACK_APP */
 }
 

components/esp8266/source/chip_boot.c

@@ -58,13 +58,11 @@ static const char *TAG = "chip_boot";
  * @brief initialize the chip including flash I/O and chip cache according to
  *        boot parameters which are stored at the flash
  */
-void chip_boot(void)
+void chip_boot(size_t start_addr, size_t map)
 {
     int ret;
-    int usebin;
     uint32_t freqdiv, flash_size, sect_size;
     uint32_t freqbits;
-    uint32_t cache_map;
     flash_hdr_t fhdr;
     boot_hdr_t bhdr;
 
@@ -86,7 +84,7 @@ void chip_boot(void)
 
     SET_PERI_REG_MASK(PERIPHS_SPI_FLASH_USRREG, BIT5);
 
-    ret = spi_flash_read(CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET, &fhdr, sizeof(flash_hdr_t));
+    ret = spi_flash_read(start_addr, &fhdr, sizeof(flash_hdr_t));
     if (ret) {
         ESP_LOGE(TAG, "SPI flash read result %d\n", ret);
     }
@@ -122,38 +120,7 @@ void chip_boot(void)
         ESP_LOGE(TAG, "Get boot parameters %d\n", ret);
     }
 
-    if (bhdr.user_bin == 1) {
+    cache_init(map, 0, 0);
-        if (bhdr.boot_status == 1)
-            usebin = 1;
-        else
-            usebin = 0;
-    } else {
-        if (bhdr.boot_status == 1)
-            usebin = 0;
-        else {
-            if (bhdr.version == 4) {
-                bhdr.boot_status = 1;
-                usebin = 0;
-            } else 
-                usebin = 1;
-        }
-    }
-
-    cache_map = 0;
-    if (fhdr.spi_size_map == FLASH_SIZE_16M_MAP_1024_1024
-        || fhdr.spi_size_map == FLASH_SIZE_32M_MAP_1024_1024
-        || fhdr.spi_size_map == FLASH_SIZE_64M_MAP_1024_1024
-        || fhdr.spi_size_map == FLASH_SIZE_128M_MAP_1024_1024) {
-        if (bhdr.version >= 4
-            && bhdr.version <= 0x1f) {
-            if (usebin == 1)
-                cache_map = 1;
-        } else {
-            ESP_LOGE(TAG, "Need boot 1.4+\n");
-        }
-    }
-
-    cache_init(cache_map, 0, 0);
 
     if (bhdr.to_qio == 0)
         user_spi_flash_dio_to_qio_pre_init();

components/esp8266/source/startup.c

@@ -29,7 +29,7 @@
 
 #define FLASH_MAP_ADDR 0x40200000
 
-extern void chip_boot(void);
+extern void chip_boot(size_t start_addr, size_t map);
 extern int rtc_init(void);
 extern int mac_init(void);
 extern int base_gpio_init(void);
@@ -66,7 +66,7 @@ static void user_init_entry(void *param)
     wifi_task_delete(NULL);
 }
 
-void call_user_start(void)
+void call_user_start(size_t start_addr, size_t map)
 {
     int i;
     int *p;
@@ -91,6 +91,8 @@ void call_user_start(void)
     for (p = &_bss_start; p < &_bss_end; p++)
         *p = 0;
 
+    chip_boot(start_addr, map);
+
     __asm__ __volatile__(
         "rsil       a2, 2\n"
         "movi       a1, _chip_interrupt_tmp\n"
@@ -99,8 +101,6 @@ void call_user_start(void)
         "movi       a2, 0x40100000\n"
         "wsr        a2, vecbase\n");
 
-    chip_boot();
-
     wifi_os_init();
 
     assert(wifi_task_create(user_init_entry, "uiT", 2048, NULL, wifi_task_get_max_priority()) != NULL);