flash.h Source File

00001 #ifndef _DEV_FLASH_H_
00002 #define _DEV_FLASH_H_
00003 
00004 #include <sys/device.h>
00005 
00018 #define FLASH 13
00019 
00023 #define     SPI_CS_FLASH1      PORT5
00024 
00028 #define     SPI_CS_FLASH2      PORT6
00029 
00033 #define PAGE_SIZE 0x0108
00034 
00035 typedef struct _FLASHDCB FLASHDCB;
00036 typedef struct _FLASHICB FLASHICB;
00037 
00042 struct _FLASHDCB {
00046     u_int Flash1_pages;
00047 
00051     u_int Flash2_pages;
00052 };
00053 
00058 struct _FLASHICB {
00062     u_int readPageNumber;
00066     u_int writePageNumber;
00070     u_int flashMaxPage;
00071     
00075     u_char writePage[PAGE_SIZE];
00076 };
00077 
00081 extern NUTDEVICE devFlashSpi;
00082 
00091 extern int FlashInit(NUTDEVICE *dev);
00092 
00105 extern void flashWritePage(NUTDEVICE *dev, u_int pageNumber, u_char* page);
00106 
00117 extern int flashReadPage(NUTDEVICE *dev, u_int pageNumber, u_char* page);
00118 
00130 extern int FlashIOCtl(NUTDEVICE *dev, int param, void *value);
00131 
00138 extern void FlashFlush(NUTDEVICE *dev);
00139 
00140 #endif