Esp8266/Components/spi_flash/include/esp_spi_flash.h

Go to the documentation of this file.

/****
 * Sming Framework Project - Open Source framework for high efficiency native ESP8266 development.
 * Created 2015 by Skurydin Alexey
 * http://github.com/SmingHub/Sming
 * All files of the Sming Core are provided under the LGPL v3 license.
 *
 * Based on NodeMCU platform_flash
 * https://github.com/nodemcu/nodemcu-firmware
 *
 ****/
 
#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <spi_flash.h>
#include <esp_attr.h>
 
#define INTERNAL_FLASH_SECTOR_SIZE SPI_FLASH_SEC_SIZE
#define INTERNAL_FLASH_START_ADDRESS 0x40200000
 
typedef enum {
    MODE_QIO = 0,
    MODE_QOUT = 1,
    MODE_DIO = 2,
    MODE_DOUT = 15,
    MODE_SLOW_READ = 0xFE, 
    MODE_FAST_READ = 0xFF, 
} SPIFlashMode;
 
typedef enum {
    SPEED_40MHZ = 0,
    SPEED_26MHZ = 1,
    SPEED_20MHZ = 2,
    SPEED_80MHZ = 15,
} SPIFlashSpeed;
 
typedef enum {
    SIZE_4MBIT = 0,
    SIZE_2MBIT = 1,
    SIZE_8MBIT = 2,
    SIZE_16MBIT = 3,
    SIZE_32MBIT = 4,
    SIZE_1MBIT = 0xFF, 
} SPIFlashSize;
 
uint32_t flashmem_write_internal(const void* from, uint32_t toaddr, uint32_t size);
 
uint32_t flashmem_read_internal(void* to, uint32_t fromaddr, uint32_t size);
 
#ifdef __cplusplus
}
#endif
 
#include <flashmem.h>