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Expose SDK flashchip parameter

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More thanks due to @foogod's RE work for this.
This commit is contained in:
Angus Gratton 2015-08-06 11:37:34 +10:00
parent d703f8eae0
commit ed0a079d9b
1 changed files with 18 additions and 0 deletions
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18
include/espressif/spi_flash.h
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@ -21,4 +21,22 @@ sdk_SpiFlashOpResult sdk_spi_flash_erase_sector(uint16_t sec);
sdk_SpiFlashOpResult sdk_spi_flash_write(uint32_t des_addr, uint32_t *src_addr, uint32_t size);
sdk_SpiFlashOpResult sdk_spi_flash_read(uint32_t src_addr, uint32_t *des_addr, uint32_t size);
/* SDK uses this structure internally to account for flash size.
Based on RE work by @foogod at
http://esp8266-re.foogod.com/wiki/Flashchip_%28IoT_RTOS_SDK_0.9.9%29
Note that the only field the SDK actually uses appears to be chip_size
*/
typedef struct {
uint32_t device_id;
uint32_t chip_size; /* in bytes */
uint32_t block_size; /* in bytes */
uint32_t sector_size; /* in bytes */
uint32_t page_size; /* in bytes */
uint32_t status_mask;
} sdk_flashchip_t;
extern sdk_flashchip_t sdk_flashchip;
#endif