90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/* flashDev.h - generic FLASH memory header */
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/*
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* Copyright (c) 1994, 2000, 2009 Wind River Systems, Inc.
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*
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* The right to copy, distribute, modify or otherwise make use
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* of this software may be licensed only pursuant to the terms
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* of an applicable Wind River license agreement.
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*/
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/*
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modification history
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--------------------
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01c,07jul09,my_ added volatile to FLASH_CAST(WIND00113914)
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01b,27mar00,zl added FLASH_CHIP_WIDTH and FLASH_POLL_DEF
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01a,08jan94,dzb created.
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*/
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/*
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DESCRIPTION
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This file contains header information for generic FLASH memory routines.
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*/
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#ifndef __INCflashDevh
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#define __INCflashDevh
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* defines */
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#if (FLASH_WIDTH == 1)
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#define FLASH_DEF UINT8
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#define FLASH_CAST (volatile UINT8 *)
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#endif /* FLASH_WIDTH */
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#if (FLASH_WIDTH == 2)
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#define FLASH_DEF UINT16
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#define FLASH_CAST (volatile UINT16 *)
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#endif /* FLASH_WIDTH */
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#if (FLASH_WIDTH == 4)
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#define FLASH_DEF UINT32
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#define FLASH_CAST (volatile UINT32 *)
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#endif /* FLASH_WIDTH */
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/* Define the width of the chip itself */
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#ifndef FLASH_CHIP_WIDTH
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#define FLASH_CHIP_WIDTH 1 /* default to 1 byte */
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#endif /* FLASH_CHIP_WIDTH */
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#if (FLASH_CHIP_WIDTH == 1)
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#define FLASH_POLL_DEF UINT8
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#define FLASH_POLL_CAST (UINT8 *)
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#elif (FLASH_CHIP_WIDTH == 2)
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#define FLASH_POLL_DEF UINT16
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#define FLASH_POLL_CAST (UINT16 *)
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#elif (FLASH_CHIP_WIDTH == 4)
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#define FLASH_POLL_DEF UINT32
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#define FLASH_POLL_CAST (UINT32 *)
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#endif /* FLASH_CHIP_WIDTH */
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#define FLASH_UNKNOWN 0
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/* function declarations */
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#ifndef _ASMLANGUAGE
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#if defined(__STDC__) || defined(__cplusplus)
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IMPORT STATUS sysFlashGet (char *string, int strLen, int offset);
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IMPORT STATUS sysFlashSet (char *string, int strLen, int offset);
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#else /* __STDC__ */
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IMPORT STATUS sysFlashGet ();
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IMPORT STATUS sysFlashSet ();
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#endif /* __STDC__ */
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#endif /* _ASMLANGUAGE */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCflashDevh */
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