nodemcu-firmware/app/platform/flash_api.h

109 lines
3.4 KiB
C

#ifndef __FLASH_API_H__
#define __FLASH_API_H__
#include "ets_sys.h"
#include "user_config.h"
#include "cpu_esp8266.h"
#define FLASH_ADDRESS_START_MAP (INTERNAL_FLASH_START_ADDRESS)
#define FLASH_SIZE_2MBIT (2 * 1024 * 1024)
#define FLASH_SIZE_4MBIT (4 * 1024 * 1024)
#define FLASH_SIZE_8MBIT (8 * 1024 * 1024)
#define FLASH_SIZE_16MBIT (16 * 1024 * 1024)
#define FLASH_SIZE_32MBIT (32 * 1024 * 1024)
#define FLASH_SIZE_64MBIT (64 * 1024 * 1024)
#define FLASH_SIZE_128MBIT (128 * 1024 * 1024)
#define FLASH_SIZE_256KBYTE (FLASH_SIZE_2MBIT / 8)
#define FLASH_SIZE_512KBYTE (FLASH_SIZE_4MBIT / 8)
#define FLASH_SIZE_1MBYTE (FLASH_SIZE_8MBIT / 8)
#define FLASH_SIZE_2MBYTE (FLASH_SIZE_16MBIT / 8)
#define FLASH_SIZE_4MBYTE (FLASH_SIZE_32MBIT / 8)
#define FLASH_SIZE_8MBYTE (FLASH_SIZE_64MBIT / 8)
#define FLASH_SIZE_16MBYTE (FLASH_SIZE_128MBIT/ 8)
#define FLASH_SAFEMODE_ENTER() \
do { \
extern SpiFlashChip * flashchip; \
flashchip->chip_size = FLASH_SIZE_16MBYTE
#define FLASH_SAFEMODE_LEAVE() \
flashchip->chip_size = flash_rom_get_size_byte(); \
} while(0)
/******************************************************************************
* ROM Function definition
* Note: It is unsafe to use ROM function, but it may efficient.
* SPIEraseSector
* SpiFlashOpResult SPIEraseSector(uint16 sec);
* The 1st parameter is flash sector number.
* Note: Must disable cache read before using it.
* SPIRead
* SpiFlashOpResult SPIRead(uint32_t src_addr, uint32_t *des_addr, uint32_t size);
* The 1st parameter is source addresses.
* The 2nd parameter is destination addresses.
* The 3rd parameter is size.
* Note: Must disable cache read before using it.
* SPIWrite
* SpiFlashOpResult SPIWrite(uint32_t des_addr, uint32_t *src_addr, uint32_t size);
* The 1st parameter is destination addresses.
* The 2nd parameter is source addresses.
* The 3rd parameter is size.
* Note: Must disable cache read before using it.
*******************************************************************************/
typedef struct
{
uint8_t unknown0;
uint8_t unknown1;
enum
{
MODE_QIO = 0,
MODE_QOUT = 1,
MODE_DIO = 2,
MODE_DOUT = 15,
} mode : 8;
enum
{
SPEED_40MHZ = 0,
SPEED_26MHZ = 1,
SPEED_20MHZ = 2,
SPEED_80MHZ = 15,
} speed : 4;
enum
{
SIZE_4MBIT = 0,
SIZE_2MBIT = 1,
SIZE_8MBIT = 2,
SIZE_16MBIT = 3,
SIZE_32MBIT = 4,
SIZE_64MBIT = 5,
SIZE_128MBIT = 6,
} size : 4;
} ICACHE_STORE_TYPEDEF_ATTR SPIFlashInfo;
uint32_t flash_detect_size_byte(void);
uint32_t flash_safe_get_size_byte(void);
uint16_t flash_safe_get_sec_num(void);
SpiFlashOpResult flash_safe_read(uint32 src_addr, uint32 *des_addr, uint32 size);
SpiFlashOpResult flash_safe_write(uint32 des_addr, uint32 *src_addr, uint32 size);
SpiFlashOpResult flash_safe_erase_sector(uint16 sec);
SPIFlashInfo flash_rom_getinfo(void);
uint8_t flash_rom_get_size_type(void);
uint32_t flash_rom_get_size_byte(void);
bool flash_rom_set_size_type(uint8_t);
bool flash_rom_set_size_byte(uint32_t);
uint16_t flash_rom_get_sec_num(void);
uint8_t flash_rom_get_mode(void);
uint32_t flash_rom_get_speed(void);
bool flash_init_data_written(void);
bool flash_init_data_default(void);
bool flash_init_data_blank(void);
bool flash_self_destruct(void);
uint8_t byte_of_aligned_array(const uint8_t* aligned_array, uint32_t index);
#endif // __FLASH_API_H__