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- #pragma once
- #include <stdbool.h>
- struct spi_xfer_chunk {
- uint8_t *data;
- unsigned len;
- bool write;
- bool read;
- };
- #define SPI_CS_FLASH 0
- #define SPI_CS_SRAM 1
- void spi_init(void);
- void spi_xfer(unsigned cs, struct spi_xfer_chunk *xfer, unsigned n);
- void flash_cmd(uint8_t cmd);
- void flash_deep_power_down(void);
- void flash_wake_up(void);
- void flash_write_enable(void);
- void flash_write_disable(void);
- void flash_manuf_id(void *manuf);
- void flash_unique_id(void *id);
- uint8_t flash_read_sr(void);
- void flash_write_sr(uint8_t sr);
- void flash_read(void *dst, uint32_t addr, unsigned len);
- void flash_page_program(void *src, uint32_t addr, unsigned len);
- void flash_sector_erase(uint32_t addr);
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