[janderwald] 51608: [USBSTOR] - Implement retrieving drive capacity - Use constant from scsi.h instead of defining own format - Don't reset returned parameters length to zero, as ioctl handler migh...
6 May
2011
6 May
'11
4:25 p.m.
Author: janderwald
Date: Fri May 6 16:25:01 2011
New Revision: 51608
URL: http://svn.reactos.org/svn/reactos?rev=51608&view=rev
Log:
[USBSTOR]
- Implement retrieving drive capacity
- Use constant from scsi.h instead of defining own format
- Don't reset returned parameters length to zero, as ioctl handler might set it
Modified:
branches/usb-bringup/drivers/usb/usbstor/disk.c
branches/usb-bringup/drivers/usb/usbstor/scsi.c
branches/usb-bringup/drivers/usb/usbstor/usbstor.c
branches/usb-bringup/drivers/usb/usbstor/usbstor.h
Modified: branches/usb-bringup/drivers/usb/usbstor/disk.c
URL:
http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/usb/usbstor…
==============================================================================
--- branches/usb-bringup/drivers/usb/usbstor/disk.c [iso-8859-1] (original)
+++ branches/usb-bringup/drivers/usb/usbstor/disk.c [iso-8859-1] Fri May 6 16:25:01 2011
@@ -18,12 +18,70 @@
IN OUT PSCSI_REQUEST_BLOCK Request,
IN PPDO_DEVICE_EXTENSION PDODeviceExtension)
{
- DPRINT1("USBSTOR_HandleExecuteSCSI\n");
-
- DbgBreakPoint();
-
- Request->SrbStatus = SRB_STATUS_ERROR;
- return STATUS_NOT_SUPPORTED;
+ PCDB pCDB;
+ NTSTATUS Status;
+
+ //
+ // get SCSI command data block
+ //
+ pCDB = (PCDB)Request->Cdb;
+
+ DPRINT1("USBSTOR_HandleExecuteSCSI Operation Code %x\n",
pCDB->AsByte[0]);
+
+ if (pCDB->AsByte[0] == SCSIOP_READ_CAPACITY)
+ {
+ //
+ // sanity checks
+ //
+ ASSERT(Request->DataBuffer);
+
+ if (Request->DataTransferLength == sizeof(READ_CAPACITY_DATA_EX))
+ {
+ //
+ // retrieve capacity extended structure
+ //
+ Status = USBSTOR_SendCapacityCmd(DeviceObject,
(PREAD_CAPACITY_DATA_EX)Request->DataBuffer, NULL);
+ }
+ else
+ {
+ //
+ // sanity check
+ //
+ ASSERT(Request->DataTransferLength == sizeof(READ_CAPACITY_DATA));
+
+ //
+ // retrieve capacity
+ //
+ Status = USBSTOR_SendCapacityCmd(DeviceObject, NULL,
(PREAD_CAPACITY_DATA)Request->DataBuffer);
+ }
+ DPRINT1("USBSTOR_SendCapacityCmd %x\n", Status);
+
+ if (NT_SUCCESS(Status))
+ {
+ //
+ // store returned info length
+ //
+ Irp->IoStatus.Information = Request->DataTransferLength;
+ Request->SrbStatus = SRB_STATUS_SUCCESS;
+ }
+ else
+ {
+ //
+ // failed to retrieve capacity
+ //
+ Irp->IoStatus.Information = 0;
+ Request->SrbStatus = SRB_STATUS_ERROR;
+ }
+ }
+ else
+ {
+ UNIMPLEMENTED;
+ Request->SrbStatus = SRB_STATUS_ERROR;
+ Status = STATUS_NOT_SUPPORTED;
+ DbgBreakPoint();
+ }
+
+ return Status;
}
NTSTATUS
@@ -63,7 +121,7 @@
{
DPRINT1("SRB_FUNCTION_EXECUTE_SCSI\n");
Status = USBSTOR_HandleExecuteSCSI(DeviceObject, Irp, Request,
PDODeviceExtension);
-
+ break;
}
case SRB_FUNCTION_RELEASE_DEVICE:
{
@@ -411,14 +469,13 @@
}
}
-
-
NTSTATUS
USBSTOR_HandleDeviceControl(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
+ NTSTATUS Status;
//
// get current stack location
@@ -430,17 +487,48 @@
//
// query property
//
- return USBSTOR_HandleQueryProperty(DeviceObject, Irp);
- }
-
- DPRINT1("USBSTOR_HandleDeviceControl IoControl %x\n",
IoStack->Parameters.DeviceIoControl.IoControlCode);
- DPRINT1("USBSTOR_HandleDeviceControl InputBufferLength %x\n",
IoStack->Parameters.DeviceIoControl.InputBufferLength);
- DPRINT1("USBSTOR_HandleDeviceControl OutputBufferLength %x\n",
IoStack->Parameters.DeviceIoControl.OutputBufferLength);
- DPRINT1("USBSTOR_HandleDeviceControl InputBuffer %x\n",
IoStack->Parameters.DeviceIoControl.Type3InputBuffer);
- DPRINT1("USBSTOR_HandleDeviceControl SystemBuffer %x\n",
Irp->AssociatedIrp.SystemBuffer);
- DPRINT1("USBSTOR_HandleDeviceControl UserBuffer %x\n",
Irp->UserBuffer);
- DPRINT1("USBSTOR_HandleDeviceControl MdlAddress %x\n",
Irp->MdlAddress);
-
-
- return STATUS_NOT_SUPPORTED;
+ Status = USBSTOR_HandleQueryProperty(DeviceObject, Irp);
+ }
+ else if (IoStack->Parameters.DeviceIoControl.IoControlCode ==
IOCTL_SCSI_GET_ADDRESS)
+ {
+ //
+ // query get scsi address
+ //
+ DPRINT1("USBSTOR_HandleDeviceControl IOCTL_SCSI_GET_ADDRESS NOT
implemented\n");
+ Status = STATUS_NOT_SUPPORTED;
+ }
+ else if (IoStack->Parameters.DeviceIoControl.IoControlCode ==
IOCTL_SCSI_PASS_THROUGH)
+ {
+ //
+ // query scsi pass through
+ //
+ DPRINT1("USBSTOR_HandleDeviceControl IOCTL_SCSI_PASS_THROUGH NOT
implemented\n");
+ Status = STATUS_NOT_SUPPORTED;
+ }
+ else if (IoStack->Parameters.DeviceIoControl.IoControlCode ==
IOCTL_SCSI_PASS_THROUGH_DIRECT)
+ {
+ //
+ // query scsi pass through direct
+ //
+ DPRINT1("USBSTOR_HandleDeviceControl IOCTL_SCSI_PASS_THROUGH_DIRECT NOT
implemented\n");
+ Status = STATUS_NOT_SUPPORTED;
+ }
+ else if (IoStack->Parameters.DeviceIoControl.IoControlCode ==
IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER)
+ {
+ //
+ // query serial number
+ //
+ DPRINT1("USBSTOR_HandleDeviceControl IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER
NOT implemented\n");
+ Status = STATUS_NOT_SUPPORTED;
+ }
+ else
+ {
+ //
+ // unsupported
+ //
+ DPRINT("USBSTOR_HandleDeviceControl IoControl %x not supported\n",
IoStack->Parameters.DeviceIoControl.IoControlCode);
+ Status = STATUS_NOT_SUPPORTED;
+ }
+
+ return Status;
}
Modified: branches/usb-bringup/drivers/usb/usbstor/scsi.c
URL:
http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/usb/usbstor…
==============================================================================
--- branches/usb-bringup/drivers/usb/usbstor/scsi.c [iso-8859-1] (original)
+++ branches/usb-bringup/drivers/usb/usbstor/scsi.c [iso-8859-1] Fri May 6 16:25:01 2011
@@ -300,7 +300,6 @@
PPDO_DEVICE_EXTENSION PDODeviceExtension;
PCBW OutControl;
-
//
// get PDO device extension
//
@@ -322,7 +321,7 @@
// initialize inquiry cmd
//
RtlZeroMemory(&Cmd, sizeof(UFI_INQUIRY_CMD));
- Cmd.Code = UFI_INQURIY_CODE;
+ Cmd.Code = SCSIOP_INQUIRY;
Cmd.LUN = (PDODeviceExtension->LUN & MAX_LUN);
Cmd.AllocationLength = sizeof(UFI_INQUIRY_RESPONSE);
@@ -404,3 +403,123 @@
//
return Status;
}
+
+NTSTATUS
+USBSTOR_SendCapacityCmd(
+ IN PDEVICE_OBJECT DeviceObject,
+ OUT PREAD_CAPACITY_DATA_EX CapacityDataEx,
+ OUT PREAD_CAPACITY_DATA CapacityData)
+{
+ UFI_INQUIRY_CMD Cmd;
+ CSW CSW;
+ NTSTATUS Status;
+ PUFI_CAPACITY_RESPONSE Response;
+ PPDO_DEVICE_EXTENSION PDODeviceExtension;
+ PCBW OutControl;
+
+ //
+ // get PDO device extension
+ //
+ PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
+
+ //
+ // allocate capacity response
+ //
+ Response = (PUFI_CAPACITY_RESPONSE)AllocateItem(NonPagedPool,
sizeof(UFI_CAPACITY_RESPONSE));
+ if (!Response)
+ {
+ //
+ // no memory
+ //
+ return STATUS_INSUFFICIENT_RESOURCES;
+ }
+
+ //
+ // initialize inquiry cmd
+ //
+ RtlZeroMemory(&Cmd, sizeof(UFI_INQUIRY_CMD));
+ Cmd.Code = SCSIOP_INQUIRY;
+ Cmd.LUN = (PDODeviceExtension->LUN & MAX_LUN);
+ Cmd.AllocationLength = sizeof(UFI_INQUIRY_RESPONSE);
+
+ //
+ // now send inquiry cmd
+ //
+ Status = USBSTOR_SendCBW(DeviceObject, UFI_CAPACITY_CMD_LEN, (PUCHAR)&Cmd,
sizeof(UFI_CAPACITY_RESPONSE), &OutControl);
+ if (!NT_SUCCESS(Status))
+ {
+ //
+ // failed to send CBW
+ //
+ DPRINT1("USBSTOR_SendCapacityCmd> USBSTOR_SendCBW failed with %x\n",
Status);
+ FreeItem(Response);
+ ASSERT(FALSE);
+ return Status;
+ }
+
+ //
+ // now send inquiry response
+ //
+ Status = USBSTOR_SendData(DeviceObject, sizeof(UFI_CAPACITY_RESPONSE), Response);
+ if (!NT_SUCCESS(Status))
+ {
+ //
+ // failed to send CBW
+ //
+ DPRINT1("USBSTOR_SendCapacityCmd> USBSTOR_SendData failed with
%x\n", Status);
+ FreeItem(Response);
+ ASSERT(FALSE);
+ return Status;
+ }
+
+ DPRINT1("LastLogicalBlockAddress %lu\n",
Response->LastLogicalBlockAddress);
+ DPRINT1("BlockLength %lu\n", Response->BlockLength);
+ DPRINT1("Medium Length %lu\n", Response->BlockLength *
Response->LastLogicalBlockAddress);
+
+ //
+ // store response
+ //
+ if (CapacityDataEx)
+ {
+ CapacityDataEx->LogicalBlockAddress.QuadPart =
Response->LastLogicalBlockAddress;
+ CapacityDataEx->BytesPerBlock = Response->BlockLength;
+ }
+ else
+ {
+ CapacityData->LogicalBlockAddress = Response->LastLogicalBlockAddress;
+ CapacityData->BytesPerBlock = Response->BlockLength;
+ }
+
+ //
+ // send csw
+ //
+ Status = USBSTOR_SendCSW(DeviceObject, OutControl, 512, &CSW);
+
+ DPRINT1("------------------------\n");
+ DPRINT1("CSW %p\n", &CSW);
+ DPRINT1("Signature %x\n", CSW.Signature);
+ DPRINT1("Tag %x\n", CSW.Tag);
+ DPRINT1("DataResidue %x\n", CSW.DataResidue);
+ DPRINT1("Status %x\n", CSW.Status);
+
+ //
+ // FIXME: handle error
+ //
+ ASSERT(CSW.Status == 0);
+
+ //
+ // free item
+ //
+ FreeItem(OutControl);
+
+ //
+ // free response
+ //
+ FreeItem(Response);
+
+ //
+ // done
+ //
+ return Status;
+}
+
Modified: branches/usb-bringup/drivers/usb/usbstor/usbstor.c
URL:
http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/usb/usbstor…
==============================================================================
--- branches/usb-bringup/drivers/usb/usbstor/usbstor.c [iso-8859-1] (original)
+++ branches/usb-bringup/drivers/usb/usbstor/usbstor.c [iso-8859-1] Fri May 6 16:25:01
2011
@@ -141,9 +141,16 @@
//
Status = USBSTOR_HandleDeviceControl(DeviceObject, Irp);
- Irp->IoStatus.Information = 0;
+ //
+ // complete request
+ //
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
+
+ //
+ // done
+ //
+ return Status;
}
@@ -160,7 +167,6 @@
//
Status = USBSTOR_HandleInternalDeviceControl(DeviceObject, Irp);
- Irp->IoStatus.Information = 0;
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
Modified: branches/usb-bringup/drivers/usb/usbstor/usbstor.h
URL:
http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/usb/usbstor…
==============================================================================
--- branches/usb-bringup/drivers/usb/usbstor/usbstor.h [iso-8859-1] (original)
+++ branches/usb-bringup/drivers/usb/usbstor/usbstor.h [iso-8859-1] Fri May 6 16:25:01
2011
@@ -14,6 +14,7 @@
#include <stdio.h>
#include <wdmguid.h>
#include <classpnp.h>
+#include <scsi.h>
#define USB_STOR_TAG 'sbsu'
#define USB_MAXCHILDREN (16)
@@ -101,7 +102,6 @@
C_ASSERT(sizeof(UFI_INQUIRY_CMD) == 12);
-#define UFI_INQURIY_CODE 0x12
#define UFI_INQUIRY_CMD_LEN 0x6
//
@@ -122,6 +122,34 @@
C_ASSERT(sizeof(UFI_INQUIRY_RESPONSE) == 36);
+//--------------------------------------------------------------------------------------------------------------------------------------------
+//
+// UFI read capacity cmd
+//
+typedef struct
+{
+ UCHAR Code; // operation code
0x25
+ UCHAR LUN; // lun address
+ UCHAR LBA[4]; // logical block
address, should be zero
+ UCHAR Reserved1[2]; // reserved 0x00
+ UCHAR PMI; // PMI = 0x00
+ UCHAR Reserved2[3]; // reserved 0x00
+}UFI_CAPACITY_CMD, *PUFI_CAPACITY_CMD;
+
+C_ASSERT(sizeof(UFI_CAPACITY_CMD) == 12);
+
+#define UFI_CAPACITY_CMD_LEN 0xA //FIXME support length 16 too if requested
+
+//
+// UFI Read Capcacity command response
+//
+typedef struct
+{
+ ULONG LastLogicalBlockAddress; // last logical
block address
+ ULONG BlockLength; // block length in
bytes
+}UFI_CAPACITY_RESPONSE, *PUFI_CAPACITY_RESPONSE;
+
+
//---------------------------------------------------------------------
//
// fdo.c routines
@@ -214,6 +242,11 @@
USBSTOR_SendInquiryCmd(
IN PDEVICE_OBJECT DeviceObject);
+NTSTATUS
+USBSTOR_SendCapacityCmd(
+ IN PDEVICE_OBJECT DeviceObject,
+ OUT PREAD_CAPACITY_DATA_EX CapacityDataEx,
+ OUT PREAD_CAPACITY_DATA CapacityData);
//---------------------------------------------------------------------
//
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