docsys.h

来自「M-System DOC(Disk on a Chip) Flash芯片映像读写」· C头文件 代码 · 共 62 行

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/*                                                                                 */
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/*
 * $Log:   V:/PVCSDB/DiskOnChip/archives/general storage/TrueFFS/src/include/docsys.h-arc  $
 * 
 *    Rev 1.0   Apr 09 2003 12:15:58   OriS
 * Initial revision.
 * 
 */

/************************************************************************/
/*                          I M P O R T E N T                           */ 
/*                                                                      */
/* The file contains DiskOnChip memory access routines and macros       */
/* defintions.                                                          */
/*                                                                      */
/* In order to use the complete set of TrueFFS memory access routine    */
/* that allows runtime configuration of each socket access type make    */
/* sure the FL_NO_USE_FUNC is not defined in FLCUSTOM.H.                */
/*                                                                      */
/* If you know the exact configuration of your application you can      */
/* uncomment the FL_NO_USE_FUNC definition and set the proper access    */
/* type using the macroe defintion bellow.                              */
/************************************************************************/

#ifndef DOCSYS_H
#define DOCSYS_H


#ifndef FL_NO_USE_FUNC 

/* (public) types of DiskOnChip access configurations */

#define FL_BUS_HAS_8BIT_ACCESS     0x00000001L /* Bus can access 8-bit  */
#define FL_BUS_HAS_16BIT_ACCESS    0x00000002L /* Bus can access 16-bit */
#define FL_BUS_HAS_32BIT_ACCESS    0x00000004L /* Bus can access 32-bit */
#define FL_BUS_HAS_XX_ACCESS_MASK  0x0000000FL /* Bus can access mask   */

#define FL_NO_ADDR_SHIFT           0x00000000L /* No address shift     */
#define FL_SINGLE_ADDR_SHIFT       0x00000010L /* Single address shift */
#define FL_DOUBLE_ADDR_SHIFT       0x00000020L /* Double address shift */
#define FL_XX_ADDR_SHIFT_MASK      0x000000F0L /* Address shift mask   */

#endif /* FL_NO_USE_FUNC */

#include "_docsys.h"

#endif /* DOCSYS_H */