nodemcu-firmware/sdk/esp_iot_sdk_v1.4.0/include/spi_flash.h

40 lines
870 B
C

/*
* copyright (c) Espressif System 2010
*
*/
#ifndef SPI_FLASH_H
#define SPI_FLASH_H
typedef enum {
SPI_FLASH_RESULT_OK,
SPI_FLASH_RESULT_ERR,
SPI_FLASH_RESULT_TIMEOUT
} SpiFlashOpResult;
typedef struct{
uint32 deviceId;
uint32 chip_size; // chip size in byte
uint32 block_size;
uint32 sector_size;
uint32 page_size;
uint32 status_mask;
} SpiFlashChip;
#define SPI_FLASH_SEC_SIZE 4096
uint32 spi_flash_get_id(void);
SpiFlashOpResult spi_flash_erase_sector(uint16 sec);
SpiFlashOpResult spi_flash_write(uint32 des_addr, uint32 *src_addr, uint32 size);
SpiFlashOpResult spi_flash_read(uint32 src_addr, uint32 *des_addr, uint32 size);
typedef SpiFlashOpResult (* user_spi_flash_read)(
SpiFlashChip *spi,
uint32 src_addr,
uint32 *des_addr,
uint32 size);
void spi_flash_set_read_func(user_spi_flash_read read);
#endif