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/******************************************************************************
* FileName : flash_eep . h
* Description : FLASH
* Alternate SDK
* Author : PV `
* ( c ) PV ` 2015
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# ifndef __FLASH_EEP_H_
# define __FLASH_EEP_H_
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# ifdef __cplusplus
extern " C " {
# endif
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# include <basic_types.h>
# include <FreeRTOS.h>
# include <queue.h>
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//-----------------------------------------------------------------------------
# ifndef FLASH_SECTOR_SIZE
# define FLASH_SECTOR_SIZE 4096
# endif
# define FLASH_SECTORS 256 // 1 Mbytes
# define FLASH_CHIP_SIZE (FLASH_SECTORS * FLASH_SECTOR_SIZE)
# define FMEMORY_SCFG_BANK_SIZE FLASH_SECTOR_SIZE // размер сектора, 4096 bytes
# define FMEMORY_SCFG_BANKS 2 // кол-во секторов для работы 2...
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# define FMEMORY_SCFG_BASE_ADDR (FLASH_CHIP_SIZE - (FMEMORY_SCFG_BANKS*FMEMORY_SCFG_BANK_SIZE)) // = 0xFE000
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//-----------------------------------------------------------------------------
# define FLASH_EEP_ATTR
//-----------------------------------------------------------------------------
enum eFMEMORY_ERRORS {
FMEM_NOT_FOUND = - 1 , // -1 - не найден
FMEM_FLASH_ERR = - 2 , // -2 - flash rd/wr/erase error
FMEM_ERROR = - 3 , // -3 - error
FMEM_OVR_ERR = - 4 , // -4 - переполнение FMEMORY_SCFG_BANK_SIZE
FMEM_MEM_ERR = - 5 // -5 - heap alloc error
} ;
//-----------------------------------------------------------------------------
// extern QueueHandle_t flash_mutex;
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signed short flash_read_cfg ( void * ptr , unsigned short id , unsigned short maxsize ) FLASH_EEP_ATTR ; // возврат: размер объекта последнего сохранения, -1 - не найден, -2 - error
bool flash_write_cfg ( void * ptr , unsigned short id , unsigned short size ) FLASH_EEP_ATTR ;
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//-----------------------------------------------------------------------------
# ifndef USE_FLASH_EEP
# define USE_FLASH_EEP 1
# endif
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# ifdef __cplusplus
}
# endif
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# endif /* __FLASH_EEP_H_ */
