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partition_table: Move from 0x4000 to 0x8000

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Also fix a bug with correctly padding bootloader image when length is
already a multiple of 16.
This commit is contained in:
Angus Gratton 2016-11-07 14:35:23 +11:00
parent 64f3893cb9
commit 7402a1b973
4 changed files with 14 additions and 6 deletions
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4
components/bootloader_support/src/bootloader_flash.c
View File

@ -94,11 +94,11 @@ void bootloader_unmap(const void *mapping)
esp_err_t bootloader_flash_read(size_t src_addr, void *dest, size_t size)
{
if(src_addr & 3) {
ESP_LOGE(TAG, "bootloader_flash_read src_addr not 4-byte aligned");
ESP_LOGE(TAG, "bootloader_flash_read src_addr 0x%x not 4-byte aligned", src_addr);
return ESP_FAIL;
}
if((intptr_t)dest & 3) {
ESP_LOGE(TAG, "bootloader_flash_read dest not 4-byte aligned");
ESP_LOGE(TAG, "bootloader_flash_read dest 0x%x not 4-byte aligned", (intptr_t)dest);
return ESP_FAIL;
}

8
components/bootloader_support/src/esp_image_format.c
View File

@ -62,6 +62,7 @@ esp_err_t esp_image_load_segment_header(uint8_t index, uint32_t src_addr, const
}
for(int i = 0; i <= index && err == ESP_OK; i++) {
ESP_LOGV(TAG, "loading segment header %d at offset 0x%x", i, next_addr);
err = bootloader_flash_read(next_addr, segment_header, sizeof(esp_image_segment_header_t));
if (err == ESP_OK) {
if ((segment_header->data_len & 3) != 0
@ -69,6 +70,7 @@ esp_err_t esp_image_load_segment_header(uint8_t index, uint32_t src_addr, const
ESP_LOGE(TAG, "invalid segment length 0x%x", segment_header->data_len);
err = ESP_ERR_IMAGE_INVALID;
}
ESP_LOGV(TAG, "segment data length 0x%x", segment_header->data_len);
next_addr += sizeof(esp_image_segment_header_t);
*segment_data_offset = next_addr;
next_addr += segment_header->data_len;
@ -140,7 +142,11 @@ esp_err_t esp_image_basic_verify(uint32_t src_addr, uint32_t *p_length)
}
/* image padded to next full 16 byte block, with checksum byte at very end */
length += 15 - (length % 16);
ESP_LOGV(TAG, "unpadded image length 0x%x", length);
length += 16; /* always pad by at least 1 byte */
length = length - (length % 16);
ESP_LOGV(TAG, "padded image length 0x%x", length);
ESP_LOGD(TAG, "reading checksum block at 0x%x", src_addr + length - 16);
bootloader_flash_read(src_addr + length - 16, buf, 16);
if (checksum != buf[15]) {
ESP_LOGE(TAG, "checksum failed. Calculated 0x%x read 0x%x",

2
components/esp32/include/esp_flash_data_types.h
View File

@ -21,7 +21,7 @@ extern "C"
{
#endif
#define ESP_PARTITION_TABLE_ADDR 0x4000
#define ESP_PARTITION_TABLE_ADDR 0x8000
#define ESP_PARTITION_MAGIC 0x50AA
/* OTA selection structure (two copies in the OTA data partition.)

6
components/partition_table/Makefile.projbuild
View File

@ -11,6 +11,8 @@
# NB: gen_esp32part.py lives in the sdk/bin/ dir not component dir
GEN_ESP32PART := $(PYTHON) $(COMPONENT_PATH)/gen_esp32part.py -q
PARTITION_TABLE_OFFSET := 0x8000
# Path to partition CSV file is relative to project path for custom
# partition CSV files, but relative to component dir otherwise.$
PARTITION_TABLE_ROOT := $(call dequote,$(if $(CONFIG_PARTITION_TABLE_CUSTOM),$(PROJECT_PATH),$(COMPONENT_PATH)))
@ -27,8 +29,8 @@ endif
all_binaries: $(PARTITION_TABLE_BIN)
PARTITION_TABLE_FLASH_CMD = $(ESPTOOLPY_SERIAL) write_flash 0x4000 $(PARTITION_TABLE_BIN)
ESPTOOL_ALL_FLASH_ARGS += 0x4000 $(PARTITION_TABLE_BIN)
PARTITION_TABLE_FLASH_CMD = $(ESPTOOLPY_SERIAL) write_flash $(PARTITION_TABLE_OFFSET) $(PARTITION_TABLE_BIN)
ESPTOOL_ALL_FLASH_ARGS += $(PARTITION_TABLE_OFFSET) $(PARTITION_TABLE_BIN)
partition_table: $(PARTITION_TABLE_BIN)
@echo "Partition table binary generated. Contents:"