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