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[USBSTOR]

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- Fix bug in read command, which uses wrong format. LBA address is stored in the CDB10 struct
- Don't build the mdl for nonpaged pool if the driver passes an mdl (i/o paging requests)
- Usbstor can now list disk contents and browse files when used in Windows XP
- Need to implement SCSIOP_WRITE to write files

svn path=/branches/usb-bringup/; revision=51694
This commit is contained in:
Johannes Anderwald 2011-05-13 14:04:38 +00:00
parent eb228159bc
commit 89aa9d3264
2 changed files with 18 additions and 9 deletions
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22
drivers/usb/usbstor/scsi.c
View file

@ -507,6 +507,10 @@ USBSTOR_SendRequest(
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// build mdl for nonpaged pool
//
MmBuildMdlForNonPagedPool(Context->TransferBufferMDL);
}
}
else
@ -522,12 +526,12 @@ USBSTOR_SendRequest(
//
return STATUS_INSUFFICIENT_RESOURCES;
}
}
//
// build mdl for nonpaged pool
//
MmBuildMdlForNonPagedPool(Context->TransferBufferMDL);
//
// build mdl for nonpaged pool
//
MmBuildMdlForNonPagedPool(Context->TransferBufferMDL);
}
}
//
@ -917,10 +921,12 @@ USBSTOR_SendReadCmd(
Cmd.Code = SCSIOP_READ;
Cmd.LUN = (PDODeviceExtension->LUN & MAX_LUN);
Cmd.ContiguousLogicBlocks = _byteswap_ushort(BlockCount);
Cmd.LogicalBlockByte0 = pCDB->CDB10.LogicalBlockByte0;
Cmd.LogicalBlockByte1 = pCDB->CDB10.LogicalBlockByte1;
Cmd.LogicalBlockByte2 = pCDB->CDB10.LogicalBlockByte2;
Cmd.LogicalBlockByte3 = pCDB->CDB10.LogicalBlockByte3;
RtlCopyMemory(&Cmd.LogicalBlockAddress, pCDB->READ12.LogicalBlock, sizeof(UCHAR) * 4);
DPRINT1("BlockAddress %lu BlockCount %lu BlockLength %lu\n", NTOHL(Cmd.LogicalBlockAddress), BlockCount, PDODeviceExtension->BlockLength);
DPRINT1("BlockAddress %x%x%x%x BlockCount %lu BlockLength %lu\n", Cmd.LogicalBlockByte0, Cmd.LogicalBlockByte1, Cmd.LogicalBlockByte2, Cmd.LogicalBlockByte3, BlockCount, PDODeviceExtension->BlockLength);
//
// send request

5
drivers/usb/usbstor/usbstor.h
View file

@ -151,7 +151,10 @@ typedef struct
{
UCHAR Code; // operation code
UCHAR LUN; // lun
ULONG LogicalBlockAddress; // logical block address
UCHAR LogicalBlockByte0; // lba byte 0
UCHAR LogicalBlockByte1; // lba byte 1
UCHAR LogicalBlockByte2; // lba byte 2
UCHAR LogicalBlockByte3; // lba byte 3
UCHAR Reserved; // reserved 0x00
USHORT ContiguousLogicBlocks; // num of contiguous logical blocks
UCHAR Reserved1[3]; // reserved 0x00