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52 lines
2 KiB
C
52 lines
2 KiB
C
/******************************************************************************
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* FileName: flash_eep.h
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* Description: FLASH
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* Alternate SDK
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* Author: PV`
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* (c) PV` 2015
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*******************************************************************************/
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#ifndef __FLASH_EEP_H_
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#define __FLASH_EEP_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <basic_types.h>
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#include <FreeRTOS.h>
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#include <queue.h>
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//-----------------------------------------------------------------------------
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#ifndef FLASH_SECTOR_SIZE
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#define FLASH_SECTOR_SIZE 4096
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#endif
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#define FLASH_SECTORS 256 // 1 Mbytes
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#define FLASH_CHIP_SIZE (FLASH_SECTORS * FLASH_SECTOR_SIZE)
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#define FMEMORY_SCFG_BANK_SIZE FLASH_SECTOR_SIZE // размер сектора, 4096 bytes
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#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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//-----------------------------------------------------------------------------
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#define FLASH_EEP_ATTR
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//-----------------------------------------------------------------------------
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enum eFMEMORY_ERRORS {
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FMEM_NOT_FOUND = -1, // -1 - не найден
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FMEM_FLASH_ERR = -2, // -2 - flash rd/wr/erase error
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FMEM_ERROR = -3, // -3 - error
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FMEM_OVR_ERR = -4, // -4 - переполнение FMEMORY_SCFG_BANK_SIZE
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FMEM_MEM_ERR = -5 // -5 - heap alloc error
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};
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//-----------------------------------------------------------------------------
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// 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
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bool flash_write_cfg(void *ptr, unsigned short id, unsigned short size) FLASH_EEP_ATTR;
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//-----------------------------------------------------------------------------
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#ifndef USE_FLASH_EEP
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#define USE_FLASH_EEP 1
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __FLASH_EEP_H_ */
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