cardreaderdriver.h

来自「card 的检测读取等功能操作,主要用于多媒体,数码的各种卡的操作.」· C头文件 代码 · 共 26 行

#ifndef CARDREADERDRIVER

#define CARDREADERDRIVER


#define DECODER_BUFFER				((UINT8*)0x00000001L)
#define DECODER_SDRAM				((UINT8*)0x00000002L)

#define IsDestDecoder(dest)			((UINT32)dest == 0x00000001L)

#define SDRAM_ADDR_MASK				0x80000000L
#define SIGN_AS_SDRAM_ADDR( dest )  ((UINT32)dest | SDRAM_ADDR_MASK)
#define GET_SDRAM_ADDR( dest )  	((UINT32)dest & ~SDRAM_ADDR_MASK)
#define IsDestSdram(dest)			((UINT32)dest & SDRAM_ADDR_MASK)
#define SDRAM_CACHED_ADDR_MASK		0x80000000L	   // sdram start on 0x800000	
#define IsDestSdramCached(dest)		((UINT32)dest & SDRAM_ADDR_MASK)

#define DECODER_SDRAM_MASK			0x40000000UL
#define IsDecoderSdram(dest)		((UINT32)dest & DECODER_SDRAM_MASK)
#define GET_DECODER_SDRAM( dest )  	(UINT32)((UINT32)dest & ~DECODER_SDRAM_MASK)

#endif //CARDREADERDRIVER