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feat(bootloader): Support v2 firmware updates to v3 by OTA

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This commit is contained in:
Dong Heng
2018-11-09 19:54:17 +08:00
parent ef79175caf
commit 11db1b0daf
18 changed files with 752 additions and 15 deletions
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46
components/spi_flash/include/spi_flash.h
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@ -32,6 +32,8 @@ extern "C" {
#define SPI_READ_BUF_MAX 64
#define SPI_FLASH_CACHE2PHYS_FAIL UINT32_MAX /*<! Result from spi_flash_cache2phys() if flash cache address is invalid */
#ifdef CONFIG_ENABLE_FLASH_MMAP
/**
* @brief Enumeration which specifies memory space requested in an mmap call
@ -149,6 +151,50 @@ void spi_flash_munmap(spi_flash_mmap_handle_t handle);
#endif /* CONFIG_ENABLE_FLASH_MMAP */
/**
* @brief Given a memory address where flash is mapped, return the corresponding physical flash offset.
*
* Cache address does not have have been assigned via spi_flash_mmap(), any address in memory mapped flash space can be looked up.
*
* @param cached Pointer to flashed cached memory.
*
* @return
* - SPI_FLASH_CACHE2PHYS_FAIL If cache address is outside flash cache region, or the address is not mapped.
* - Otherwise, returns physical offset in flash
*/
uintptr_t spi_flash_cache2phys(const void *cached);
#ifdef CONFIG_ESP8266_OTA_FROM_OLD
/**
* @brief Check if current firmware updates from V2 firmware and its location is at "APP2", if so, then V3 bootloader
* will copy patition table from "APP2" location to "APP1" location of V2 partition map.
*
* @return 0 if success or others if failed
*/
int esp_patition_table_init_location(void);
/**
* @brief Check if current firmware updates from V2 firmware and its location is at "APP2", if so, then V3 bootloader
* will copy firmware from "APP2" location to "APP1" location.
*
* @note All data which is copied is "ota0" application and all data whose location is before "ota0".
*
* @return 0 if success or others if failed
*/
int esp_patition_table_init_data(void *partition_info);
#endif
#ifdef CONFIG_ESP8266_BOOT_COPY_APP
/**
* @brief Check if current application which is to run is at "ota1" location, if so, bootloader will copy it to "ota0" location,
* and clear OTA data partition.
*
* @return 0 if success or others if failed
*/
int esp_patition_copy_ota1_to_ota0(const void *partition_info);
#endif
#ifdef __cplusplus
}
#endif