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path: root/drivers/staging/keucr/msscsi.c
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Diffstat (limited to 'drivers/staging/keucr/msscsi.c')
-rw-r--r--drivers/staging/keucr/msscsi.c344
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 cb7190e0e18a..000000000000
--- 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;
-}
-
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-27 07:07:47 +0000