diff options
Diffstat (limited to 'drivers/staging/keucr/msscsi.c')
-rw-r--r-- | drivers/staging/keucr/msscsi.c | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/drivers/staging/keucr/msscsi.c b/drivers/staging/keucr/msscsi.c deleted file mode 100644 index cb7190e0e18..00000000000 --- a/drivers/staging/keucr/msscsi.c +++ /dev/null @@ -1,344 +0,0 @@ -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/sched.h> -#include <linux/errno.h> -#include <linux/slab.h> - -#include <scsi/scsi.h> -#include <scsi/scsi_eh.h> -#include <scsi/scsi_device.h> - -#include "usb.h" -#include "scsiglue.h" -#include "transport.h" - -/* - * MS_SCSI_Test_Unit_Ready() - */ -int MS_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb) -{ - /* pr_info("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) -{ - /* pr_info("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]; - - pr_info("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; - pr_info("bl_len = %x\n", bl_len); - pr_info("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; - - /* pr_info("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) { - pr_info("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) { - pr_info("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) { - pr_info("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) { - pr_info("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) { - pr_info("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) { - pr_info("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; -} - -/* - * 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; -} - |