#include #include #include #include #include #include #include "usb.h" #include "scsiglue.h" #include "transport.h" int MS_SCSI_Test_Unit_Ready (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Inquiry (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Mode_Sense (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Start_Stop (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Read_Capacity (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Read (struct us_data *us, struct scsi_cmnd *srb); int MS_SCSI_Write (struct us_data *us, struct scsi_cmnd *srb); //----- MS_SCSIIrp() -------------------------------------------------- int MS_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb) { int result; us->SrbStatus = SS_SUCCESS; switch (srb->cmnd[0]) { case TEST_UNIT_READY : result = MS_SCSI_Test_Unit_Ready (us, srb); break; //0x00 case INQUIRY : result = MS_SCSI_Inquiry (us, srb); break; //0x12 case MODE_SENSE : result = MS_SCSI_Mode_Sense (us, srb); break; //0x1A case READ_CAPACITY : result = MS_SCSI_Read_Capacity (us, srb); break; //0x25 case READ_10 : result = MS_SCSI_Read (us, srb); break; //0x28 case WRITE_10 : result = MS_SCSI_Write (us, srb); break; //0x2A default: us->SrbStatus = SS_ILLEGAL_REQUEST; result = USB_STOR_TRANSPORT_FAILED; break; } return result; } //----- MS_SCSI_Test_Unit_Ready() -------------------------------------------------- int MS_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb) { //printk("MS_SCSI_Test_Unit_Ready\n"); if (us->MS_Status.Insert && us->MS_Status.Ready) return USB_STOR_TRANSPORT_GOOD; else { ENE_MSInit(us); return USB_STOR_TRANSPORT_GOOD; } return USB_STOR_TRANSPORT_GOOD; } //----- MS_SCSI_Inquiry() -------------------------------------------------- int MS_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb) { //printk("MS_SCSI_Inquiry\n"); BYTE data_ptr[36] = {0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55, 0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61, 0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30}; usb_stor_set_xfer_buf(us, data_ptr, 36, srb, TO_XFER_BUF); return USB_STOR_TRANSPORT_GOOD; } //----- MS_SCSI_Mode_Sense() -------------------------------------------------- int MS_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb) { BYTE mediaNoWP[12] = {0x0b,0x00,0x00,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00}; BYTE mediaWP[12] = {0x0b,0x00,0x80,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00}; if (us->MS_Status.WtP) usb_stor_set_xfer_buf(us, mediaWP, 12, srb, TO_XFER_BUF); else usb_stor_set_xfer_buf(us, mediaNoWP, 12, srb, TO_XFER_BUF); return USB_STOR_TRANSPORT_GOOD; } //----- MS_SCSI_Read_Capacity() -------------------------------------------------- int MS_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb) { unsigned int offset = 0; struct scatterlist *sg = NULL; DWORD bl_num; WORD bl_len; BYTE buf[8]; printk("MS_SCSI_Read_Capacity\n"); bl_len = 0x200; if ( us->MS_Status.IsMSPro ) bl_num = us->MSP_TotalBlock - 1; else bl_num = us->MS_Lib.NumberOfLogBlock * us->MS_Lib.blockSize * 2 - 1; us->bl_num = bl_num; printk("bl_len = %x\n", bl_len); printk("bl_num = %x\n", bl_num); //srb->request_bufflen = 8; buf[0] = (bl_num>>24) & 0xff; buf[1] = (bl_num>>16) & 0xff; buf[2] = (bl_num>> 8) & 0xff; buf[3] = (bl_num>> 0) & 0xff; buf[4] = (bl_len>>24) & 0xff; buf[5] = (bl_len>>16) & 0xff; buf[6] = (bl_len>> 8) & 0xff; buf[7] = (bl_len>> 0) & 0xff; usb_stor_access_xfer_buf(us, buf, 8, srb, &sg, &offset, TO_XFER_BUF); //usb_stor_set_xfer_buf(us, buf, srb->request_bufflen, srb, TO_XFER_BUF); return USB_STOR_TRANSPORT_GOOD; } //----- MS_SCSI_Read() -------------------------------------------------- int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) { struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; int result=0; PBYTE Cdb = srb->cmnd; DWORD bn = ((Cdb[2]<<24) & 0xff000000) | ((Cdb[3]<<16) & 0x00ff0000) | ((Cdb[4]<< 8) & 0x0000ff00) | ((Cdb[5]<< 0) & 0x000000ff); WORD blen = ((Cdb[7]<< 8) & 0xff00) | ((Cdb[8]<< 0) & 0x00ff); DWORD blenByte = blen * 0x200; //printk("SCSIOP_READ --- bn = %X, blen = %X, srb->use_sg = %X\n", bn, blen, srb->use_sg); if (bn > us->bl_num) return USB_STOR_TRANSPORT_ERROR; if (us->MS_Status.IsMSPro) { result = ENE_LoadBinCode(us, MSP_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { printk("Load MSP RW pattern Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } // set up the command wrapper memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x80; bcb->CDB[0] = 0xF1; bcb->CDB[1] = 0x02; bcb->CDB[5] = (BYTE)(bn); bcb->CDB[4] = (BYTE)(bn>>8); bcb->CDB[3] = (BYTE)(bn>>16); bcb->CDB[2] = (BYTE)(bn>>24); result = ENE_SendScsiCmd(us, FDIR_READ, scsi_sglist(srb), 1); } else { void *buf; int offset=0; WORD phyblk, logblk; BYTE PageNum; WORD len; DWORD blkno; buf = kmalloc(blenByte, GFP_KERNEL); if (buf == NULL) return USB_STOR_TRANSPORT_ERROR; result = ENE_LoadBinCode(us, MS_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { printk("Load MS RW pattern Fail !!\n"); result = USB_STOR_TRANSPORT_ERROR; goto exit; } logblk = (WORD)(bn / us->MS_Lib.PagesPerBlock); PageNum = (BYTE)(bn % us->MS_Lib.PagesPerBlock); while(1) { if (blen > (us->MS_Lib.PagesPerBlock-PageNum) ) len = us->MS_Lib.PagesPerBlock-PageNum; else len = blen; phyblk = MS_LibConv2Physical(us, logblk); blkno = phyblk * 0x20 + PageNum; // set up the command wrapper memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200 * len; bcb->Flags = 0x80; bcb->CDB[0] = 0xF1; bcb->CDB[1] = 0x02; bcb->CDB[5] = (BYTE)(blkno); bcb->CDB[4] = (BYTE)(blkno>>8); bcb->CDB[3] = (BYTE)(blkno>>16); bcb->CDB[2] = (BYTE)(blkno>>24); result = ENE_SendScsiCmd(us, FDIR_READ, buf+offset, 0); if (result != USB_STOR_XFER_GOOD) { printk("MS_SCSI_Read --- result = %x\n", result); result = USB_STOR_TRANSPORT_ERROR; goto exit; } blen -= len; if (blen<=0) break; logblk++; PageNum = 0; offset += MS_BYTES_PER_PAGE*len; } usb_stor_set_xfer_buf(us, buf, blenByte, srb, TO_XFER_BUF); exit: kfree(buf); } return result; } //----- MS_SCSI_Write() -------------------------------------------------- int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb) { struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; int result=0; PBYTE Cdb = srb->cmnd; DWORD bn = ((Cdb[2]<<24) & 0xff000000) | ((Cdb[3]<<16) & 0x00ff0000) | ((Cdb[4]<< 8) & 0x0000ff00) | ((Cdb[5]<< 0) & 0x000000ff); WORD blen = ((Cdb[7]<< 8) & 0xff00) | ((Cdb[8]<< 0) & 0x00ff); DWORD blenByte = blen * 0x200; if (bn > us->bl_num) return USB_STOR_TRANSPORT_ERROR; if (us->MS_Status.IsMSPro) { result = ENE_LoadBinCode(us, MSP_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { printk("Load MSP RW pattern Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } // set up the command wrapper memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x00; bcb->CDB[0] = 0xF0; bcb->CDB[1] = 0x04; bcb->CDB[5] = (BYTE)(bn); bcb->CDB[4] = (BYTE)(bn>>8); bcb->CDB[3] = (BYTE)(bn>>16); bcb->CDB[2] = (BYTE)(bn>>24); result = ENE_SendScsiCmd(us, FDIR_WRITE, scsi_sglist(srb), 1); } else { void *buf; int offset=0; WORD PhyBlockAddr; BYTE PageNum; DWORD result; WORD len, oldphy, newphy; buf = kmalloc(blenByte, GFP_KERNEL); if (buf == NULL) return USB_STOR_TRANSPORT_ERROR; usb_stor_set_xfer_buf(us, buf, blenByte, srb, FROM_XFER_BUF); result = ENE_LoadBinCode(us, MS_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { printk("Load MS RW pattern Fail !!\n"); result = USB_STOR_TRANSPORT_ERROR; goto exit; } PhyBlockAddr = (WORD)(bn / us->MS_Lib.PagesPerBlock); PageNum = (BYTE)(bn % us->MS_Lib.PagesPerBlock); while(1) { if (blen > (us->MS_Lib.PagesPerBlock-PageNum) ) len = us->MS_Lib.PagesPerBlock-PageNum; else len = blen; oldphy = MS_LibConv2Physical(us, PhyBlockAddr); newphy = MS_LibSearchBlockFromLogical(us, PhyBlockAddr); result = MS_ReaderCopyBlock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len); if (result != USB_STOR_XFER_GOOD) { printk("MS_SCSI_Write --- result = %x\n", result); result = USB_STOR_TRANSPORT_ERROR; goto exit; } us->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED; MS_LibForceSetLogicalPair(us, PhyBlockAddr, newphy); blen -= len; if (blen<=0) break; PhyBlockAddr++; PageNum = 0; offset += MS_BYTES_PER_PAGE*len; } exit: kfree(buf); } return result; }