?? mass_storage_dev.c
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#include "usb.h"#define BLOCKNUM 16384*3#define SECTSIZE 512static u8 disk_emu[BLOCKNUM * SECTSIZE];//static u8 disk_emu1[BLOCKNUM * SECTSIZE];static u8 disk_emu1[BLOCKNUM * 0];int massDevWrite(u8 scsiLun,u8 *buf, u32 start_sect, u32 num_sect){ if(scsiLun == 0) memcpy(disk_emu + start_sect * SECTSIZE, buf, num_sect * SECTSIZE); else memcpy(disk_emu1 + start_sect * SECTSIZE, buf, num_sect * SECTSIZE); //udelay(num_sect * 1000); return num_sect * SECTSIZE;}int massDevRead(u8 scsiLun,u8 *buf, u32 start_sect, u32 num_sect){ if(scsiLun == 0) memcpy(buf, disk_emu + start_sect * SECTSIZE, num_sect * SECTSIZE); else memcpy(buf, disk_emu1 + start_sect * SECTSIZE, num_sect * SECTSIZE); //udelay(num_sect * 1000); return num_sect * SECTSIZE;}int massDevInfo(u8 scsiLun,u32 *info){ info[0] = 0; /* hidden */ info[1] = 2; /* head */ info[2] = 4; /* sect per track */ info[3] = BLOCKNUM; /* block number */}int massDevInit(){ ;}int GetMassDevNum(){ return 1;}?? 快捷鍵說明
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