103 lines
2.7 KiB
C
103 lines
2.7 KiB
C
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// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef __ESP_BIN_TYPES_H__
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#define __ESP_BIN_TYPES_H__
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#define ESP_PARTITION_TABLE_ADDR 0x4000
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#define ESP_PARTITION_MAGIC 0x50AA
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/*spi mode,saved in third byte in flash */
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typedef enum {
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ESP_IMAGE_SPI_MODE_QIO,
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ESP_IMAGE_SPI_MODE_QOUT,
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ESP_IMAGE_SPI_MODE_DIO,
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ESP_IMAGE_SPI_MODE_DOUT,
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ESP_IMAGE_SPI_MODE_FAST_READ,
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ESP_IMAGE_SPI_MODE_SLOW_READ
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} esp_image_spi_mode_t;
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/* spi speed*/
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enum {
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ESP_IMAGE_SPI_SPEED_40M,
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ESP_IMAGE_SPI_SPEED_26M,
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ESP_IMAGE_SPI_SPEED_20M,
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ESP_IMAGE_SPI_SPEED_80M = 0xF
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} esp_image_spi_freq_t;
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/*supported flash sizes*/
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typedef enum {
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ESP_IMAGE_FLASH_SIZE_1MB = 0,
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ESP_IMAGE_FLASH_SIZE_2MB,
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ESP_IMAGE_FLASH_SIZE_4MB,
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ESP_IMAGE_FLASH_SIZE_8MB,
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ESP_IMAGE_FLASH_SIZE_16MB,
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ESP_IMAGE_FLASH_SIZE_MAX
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} esp_image_flash_size_t;
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typedef struct {
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char magic;
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char blocks;
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char spi_mode; /* flag of flash read mode in unpackage and usage in future */
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char spi_speed: 4; /* low bit */
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char spi_size: 4;
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unsigned int entry_addr;
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uint8_t encrypt_flag; /* encrypt flag */
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uint8_t secure_boot_flag; /* secure boot flag */
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char extra_header[14]; /* ESP32 additional header, unused by second bootloader */
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} esp_image_header_t;
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/* each header of flash bin block */
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typedef struct {
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unsigned int load_addr;
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unsigned int data_len;
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} esp_image_section_header_t;
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/* OTA selection structure (two copies in the OTA data partition.)
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Size of 32 bytes is friendly to flash encryption */
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typedef struct {
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uint32_t ota_seq;
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uint8_t seq_label[24];
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uint32_t crc; /* CRC32 of ota_seq field only */
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} esp_ota_select_entry_t;
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typedef struct {
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uint32_t offset;
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uint32_t size;
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} esp_partition_pos_t;
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typedef struct {
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uint16_t magic;
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uint8_t type; /* partition Type */
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uint8_t subtype; /* part_subtype */
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esp_partition_pos_t pos;
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uint8_t label[16]; /* label for the partition */
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uint8_t reserved[4]; /* reserved */
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} esp_partition_info_t;
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#ifdef __cplusplus
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}
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#endif
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#endif //__ESP_BIN_TYPES_H__
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