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https://github.com/reactos/reactos.git
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[USBSTOR]
- Start implementing queued srb handling - Implement SRB_FUNCTION_RELEASE_QUEUE, SRB_FUNCTION_FLUSH, SRB_FUNCTION_FLUSH_QUEUE - WIP, not yet working perfectly svn path=/branches/usb-bringup/; revision=51739
This commit is contained in:
Johannes Anderwald
parent
3f8c058a07
commit
be12088a55
7 changed files with 777 additions and 128 deletions
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@ -3,7 +3,7 @@ add_definitions(-DDEBUG_MODE)
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include_directories(${REACTOS_SOURCE_DIR}/ntoskrnl/include)
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add_library(usbstor SHARED descriptor.c disk.c fdo.c misc.c pdo.c scsi.c usbstor.c usbstor.rc)
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add_library(usbstor SHARED descriptor.c disk.c fdo.c misc.c pdo.c queue.c scsi.c usbstor.c usbstor.rc)
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set_module_type(usbstor kernelmodedriver)
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add_importlibs(usbstor ntoskrnl hal usbd)
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@ -11,87 +11,6 @@
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#include "usbstor.h"
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NTSTATUS
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USBSTOR_HandleExecuteSCSI(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN OUT PSCSI_REQUEST_BLOCK Request,
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IN PPDO_DEVICE_EXTENSION PDODeviceExtension)
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{
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PCDB pCDB;
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NTSTATUS Status;
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//
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// get SCSI command data block
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//
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pCDB = (PCDB)Request->Cdb;
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DPRINT1("USBSTOR_HandleExecuteSCSI Operation Code %x\n", pCDB->AsByte[0]);
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if (pCDB->AsByte[0] == SCSIOP_READ_CAPACITY)
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{
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//
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// sanity checks
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//
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ASSERT(Request->DataBuffer);
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DPRINT1("SCSIOP_READ_CAPACITY Length %\n", Request->DataTransferLength);
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Status = USBSTOR_SendCapacityCmd(DeviceObject, Irp);
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}
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else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_MODE_SENSE)
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{
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DPRINT1("SCSIOP_MODE_SENSE DataTransferLength %lu\n", Request->DataTransferLength);
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ASSERT(pCDB->MODE_SENSE.AllocationLength == Request->DataTransferLength);
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ASSERT(Request->DataBuffer);
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//
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// send mode sense command
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//
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Status = USBSTOR_SendModeSenseCmd(DeviceObject, Irp);
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}
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else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_READ /*|| pCDB->MODE_SENSE.OperationCode == SCSIOP_WRITE*/)
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{
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DPRINT1("SCSIOP_READ / SCSIOP_WRITE DataTransferLength %lu\n", Request->DataTransferLength);
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//
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// send read / write command
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//
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Status = USBSTOR_SendReadWriteCmd(DeviceObject, Irp);
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}
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else if (pCDB->AsByte[0] == SCSIOP_MEDIUM_REMOVAL)
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{
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DPRINT1("SCSIOP_MEDIUM_REMOVAL\n");
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//
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// just complete the request
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//
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Request->SrbStatus = SRB_STATUS_SUCCESS;
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Irp->IoStatus.Status = STATUS_SUCCESS;
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Irp->IoStatus.Information = Request->DataTransferLength;
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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return STATUS_SUCCESS;
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}
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else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_TEST_UNIT_READY)
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{
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DPRINT1("SCSIOP_TEST_UNIT_READY\n");
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//
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// send test unit command
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//
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Status = USBSTOR_SendTestUnitCmd(DeviceObject, Irp);
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}
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else
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{
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UNIMPLEMENTED;
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Request->SrbStatus = SRB_STATUS_ERROR;
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Status = STATUS_NOT_SUPPORTED;
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DbgBreakPoint();
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}
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return Status;
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}
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NTSTATUS
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USBSTOR_HandleInternalDeviceControl(
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IN PDEVICE_OBJECT DeviceObject,
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@ -128,7 +47,58 @@ USBSTOR_HandleInternalDeviceControl(
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case SRB_FUNCTION_EXECUTE_SCSI:
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{
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DPRINT1("SRB_FUNCTION_EXECUTE_SCSI\n");
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return USBSTOR_HandleExecuteSCSI(DeviceObject, Irp, Request, PDODeviceExtension);
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//
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// check if request is valid
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//
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if (Request->SrbFlags & (SRB_FLAGS_DATA_IN | SRB_FLAGS_DATA_OUT))
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{
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//
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// data is transferred with this irp
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//
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if (Request->SrbFlags & (SRB_FLAGS_DATA_IN | SRB_FLAGS_DATA_OUT) == (SRB_FLAGS_DATA_IN | SRB_FLAGS_DATA_OUT) ||
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Request->DataTransferLength == 0 ||
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Irp->MdlAddress == NULL)
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{
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//
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// invalid parameter
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//
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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}
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else
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{
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//
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// sense buffer request
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//
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if (Request->DataTransferLength ||
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Request->DataBuffer ||
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Irp->MdlAddress)
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{
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//
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// invalid parameter
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//
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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}
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//
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// add the request
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//
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if (!USBSTOR_QueueAddIrp(DeviceObject, Irp))
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{
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//
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// irp was not added to the queue
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//
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IoStartPacket(PDODeviceExtension->LowerDeviceObject, Irp, &Request->QueueSortKey, USBSTOR_CancelIo);
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}
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//
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// irp pending
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//
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return STATUS_PENDING;
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}
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case SRB_FUNCTION_RELEASE_DEVICE:
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{
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@ -179,20 +149,37 @@ USBSTOR_HandleInternalDeviceControl(
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}
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case SRB_FUNCTION_RELEASE_QUEUE:
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{
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DPRINT1("SRB_FUNCTION_RELEASE_QUEUE UNIMPLEMENTED\n");
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Status = STATUS_NOT_IMPLEMENTED;
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DPRINT1("SRB_FUNCTION_RELEASE_QUEUE\n");
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//
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// release queue
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//
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USBSTOR_QueueRelease(DeviceObject);
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//
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// set status success
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//
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Request->SrbStatus = SRB_STATUS_SUCCESS;
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Status = STATUS_SUCCESS;
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break;
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}
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case SRB_FUNCTION_FLUSH:
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case SRB_FUNCTION_FLUSH_QUEUE:
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{
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DPRINT1("SRB_FUNCTION_FLUSH UNIMPLEMENTED\n");
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Status = STATUS_NOT_IMPLEMENTED;
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break;
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}
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case SRB_FUNCTION_SET_LINK_TIMEOUT:
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{
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DPRINT1("SRB_FUNCTION_FLUSH UNIMPLEMENTED\n");
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Status = STATUS_NOT_IMPLEMENTED;
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DPRINT1("SRB_FUNCTION_FLUSH / SRB_FUNCTION_FLUSH_QUEUE\n");
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//
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// flush all requests
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//
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USBSTOR_QueueFlushIrps(DeviceObject);
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//
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// set status success
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//
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Request->SrbStatus = SRB_STATUS_SUCCESS;
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Status = STATUS_SUCCESS;
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break;
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}
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default:
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@ -141,6 +141,11 @@ USBSTOR_FdoHandleStartDevice(
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return Status;
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}
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//
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// intialize irp queue
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//
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USBSTOR_QueueInitialize(DeviceExtension);
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//
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// first get device & configuration & string descriptor
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//
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561
drivers/usb/usbstor/queue.c
Normal file
561
drivers/usb/usbstor/queue.c
Normal file
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@ -0,0 +1,561 @@
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/*
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* PROJECT: ReactOS Universal Serial Bus Bulk Storage Driver
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: drivers/usb/usbstor/queue.c
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* PURPOSE: USB block storage device driver.
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* PROGRAMMERS:
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* James Tabor
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* Michael Martin (michael.martin@reactos.org)
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* Johannes Anderwald (johannes.anderwald@reactos.org)
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*/
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#include "usbstor.h"
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VOID
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USBSTOR_QueueInitialize(
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PFDO_DEVICE_EXTENSION FDODeviceExtension)
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{
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//
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// initialize queue lock
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//
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KeInitializeSpinLock(&FDODeviceExtension->IrpListLock);
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//
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// initialize irp list head
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//
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InitializeListHead(&FDODeviceExtension->IrpListHead);
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}
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VOID
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NTAPI
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USBSTOR_CancelIo(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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PFDO_DEVICE_EXTENSION FDODeviceExtension;
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//
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// get FDO device extension
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//
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FDODeviceExtension = (PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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//
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// sanity check
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//
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ASSERT(KeGetCurrentIrql() == DISPATCH_LEVEL);
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ASSERT(FDODeviceExtension->Common.IsFDO);
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//
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// acquire irp list lock
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//
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KeAcquireSpinLockAtDpcLevel(&FDODeviceExtension->IrpListLock);
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//
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// now release the cancel lock
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//
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IoReleaseCancelSpinLock(Irp->CancelIrql);
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//
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// remove the irp from the list
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//
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RemoveEntryList(&Irp->Tail.Overlay.ListEntry);
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//
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// release irp list lock
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//
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KeReleaseSpinLockFromDpcLevel(&FDODeviceExtension->IrpListLock);
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//
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// set cancel status
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//
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Irp->IoStatus.Status = STATUS_CANCELLED;
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//
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// now cancel the irp
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//
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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}
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BOOLEAN
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USBSTOR_QueueAddIrp(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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PDRIVER_CANCEL OldDriverCancel;
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KIRQL OldLevel;
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PPDO_DEVICE_EXTENSION PDODeviceExtension;
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PFDO_DEVICE_EXTENSION FDODeviceExtension;
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BOOLEAN IrpListFreeze;
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//
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// get pdo device extension
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//
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PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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//
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// get FDO device extension
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//
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FDODeviceExtension = (PFDO_DEVICE_EXTENSION)PDODeviceExtension->LowerDeviceObject->DeviceExtension;
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//
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// mark irp pending
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//
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IoMarkIrpPending(Irp);
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//
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// acquire lock
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//
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KeAcquireSpinLock(&FDODeviceExtension->IrpListLock, &OldLevel);
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//
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// add irp to queue
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//
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InsertTailList(&FDODeviceExtension->IrpListHead, &Irp->Tail.Overlay.ListEntry);
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//
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// now set the driver cancel routine
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//
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OldDriverCancel = IoSetCancelRoutine(Irp, USBSTOR_CancelIo);
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//
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// check if the irp has already been cancelled
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//
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if (Irp->Cancel && OldDriverCancel == NULL)
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{
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//
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// the irp has already been cancelled
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//
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KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
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//
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// cancel routine requires that cancel spinlock is held
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//
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IoAcquireCancelSpinLock(&Irp->CancelIrql);
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//
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// cancel irp
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//
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USBSTOR_CancelIo(DeviceObject, Irp);
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//
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// irp was cancelled
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//
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return FALSE;
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}
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//
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// check if queue is freezed
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//
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IrpListFreeze = FDODeviceExtension->IrpListFreeze;
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//
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// release list lock
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//
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KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
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//
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// if list is freezed, dont start this packet
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//
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return IrpListFreeze;
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}
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PIRP
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USBSTOR_RemoveIrp(
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IN PDEVICE_OBJECT DeviceObject)
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{
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KIRQL OldLevel;
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PPDO_DEVICE_EXTENSION PDODeviceExtension;
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PFDO_DEVICE_EXTENSION FDODeviceExtension;
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PLIST_ENTRY Entry;
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PIRP Irp = NULL;
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//
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// get pdo device extension
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//
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PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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//
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// sanity check
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//
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ASSERT(PDODeviceExtension->Common.IsFDO == FALSE);
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//
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// get FDO device extension
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//
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FDODeviceExtension = (PFDO_DEVICE_EXTENSION)PDODeviceExtension->LowerDeviceObject->DeviceExtension;
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//
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// acquire lock
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//
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KeAcquireSpinLock(&FDODeviceExtension->IrpListLock, &OldLevel);
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//
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// check if list is empty
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//
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if (!IsListEmpty(&FDODeviceExtension->IrpListHead))
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{
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//
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// remove entry
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//
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Entry = RemoveHeadList(&FDODeviceExtension->IrpListHead);
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//
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// get offset to start of irp
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//
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Irp = (PIRP)CONTAINING_RECORD(Entry, IRP, Tail.Overlay.ListEntry);
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}
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//
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// release list lock
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//
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KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
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//
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// return result
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//
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return Irp;
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}
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VOID
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USBSTOR_QueueFlushIrps(
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IN PDEVICE_OBJECT DeviceObject)
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{
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KIRQL OldLevel;
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PPDO_DEVICE_EXTENSION PDODeviceExtension;
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PFDO_DEVICE_EXTENSION FDODeviceExtension;
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PLIST_ENTRY Entry;
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PIRP Irp;
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PIO_STACK_LOCATION IoStack;
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PSCSI_REQUEST_BLOCK Request;
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//
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// get pdo device extension
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//
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PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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//
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// sanity check
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//
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ASSERT(PDODeviceExtension->Common.IsFDO == FALSE);
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//
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// get FDO device extension
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//
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FDODeviceExtension = (PFDO_DEVICE_EXTENSION)PDODeviceExtension->LowerDeviceObject->DeviceExtension;
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//
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// acquire lock
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//
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KeAcquireSpinLock(&FDODeviceExtension->IrpListLock, &OldLevel);
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//
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// complete all irps with status cancelled
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//
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while(!IsListEmpty(&FDODeviceExtension->IrpListHead))
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{
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//
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// remove irp
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//
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Entry = RemoveHeadList(&FDODeviceExtension->IrpListHead);
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//
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// get start of irp structure
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//
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Irp = (PIRP)CONTAINING_RECORD(Entry, IRP, Tail.Overlay.ListEntry);
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//
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// get current stack location
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//
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IoStack = IoGetCurrentIrpStackLocation(Irp);
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//
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// get request block
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//
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Request = (PSCSI_REQUEST_BLOCK)IoStack->Parameters.Others.Argument1;
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//
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// sanity check
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//
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ASSERT(Request);
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//
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// set srb status to flushed
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//
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Request->SrbStatus = SRB_STATUS_REQUEST_FLUSHED;
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//
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// set unsuccessful status
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//
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Irp->IoStatus.Status = STATUS_UNSUCCESSFUL;
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//
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// complete request
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//
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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}
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//
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// release lock
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//
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KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
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}
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VOID
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USBSTOR_QueueNextRequest(
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IN PDEVICE_OBJECT DeviceObject)
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{
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PPDO_DEVICE_EXTENSION PDODeviceExtension;
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PIRP Irp;
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PIO_STACK_LOCATION IoStack;
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PSCSI_REQUEST_BLOCK Request;
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//
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// get pdo device extension
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//
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PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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|
||||
//
|
||||
// sanity check
|
||||
//
|
||||
ASSERT(PDODeviceExtension->Common.IsFDO == FALSE);
|
||||
|
||||
//
|
||||
// remove first irp from list
|
||||
//
|
||||
Irp = USBSTOR_RemoveIrp(DeviceObject);
|
||||
|
||||
//
|
||||
// is there an irp pending
|
||||
//
|
||||
if (!Irp)
|
||||
{
|
||||
//
|
||||
// no work to do
|
||||
//
|
||||
return;
|
||||
}
|
||||
|
||||
//
|
||||
// get current stack location
|
||||
//
|
||||
IoStack = IoGetCurrentIrpStackLocation(Irp);
|
||||
|
||||
//
|
||||
// get srb
|
||||
//
|
||||
Request = (PSCSI_REQUEST_BLOCK)IoStack->Parameters.Others.Argument1;
|
||||
|
||||
//
|
||||
// start next packet
|
||||
//
|
||||
IoStartPacket(PDODeviceExtension->LowerDeviceObject, Irp, &Request->QueueSortKey, USBSTOR_CancelIo);
|
||||
}
|
||||
|
||||
VOID
|
||||
USBSTOR_QueueRelease(
|
||||
IN PDEVICE_OBJECT DeviceObject)
|
||||
{
|
||||
PPDO_DEVICE_EXTENSION PDODeviceExtension;
|
||||
PFDO_DEVICE_EXTENSION FDODeviceExtension;
|
||||
PIRP Irp;
|
||||
KIRQL OldLevel;
|
||||
PIO_STACK_LOCATION IoStack;
|
||||
PSCSI_REQUEST_BLOCK Request;
|
||||
|
||||
//
|
||||
// get pdo device extension
|
||||
//
|
||||
PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
|
||||
|
||||
//
|
||||
// sanity check
|
||||
//
|
||||
ASSERT(PDODeviceExtension->Common.IsFDO == FALSE);
|
||||
|
||||
//
|
||||
// get FDO device extension
|
||||
//
|
||||
FDODeviceExtension = (PFDO_DEVICE_EXTENSION)PDODeviceExtension->LowerDeviceObject->DeviceExtension;
|
||||
|
||||
//
|
||||
// acquire lock
|
||||
//
|
||||
KeAcquireSpinLock(&FDODeviceExtension->IrpListLock, &OldLevel);
|
||||
|
||||
//
|
||||
// clear freezed status
|
||||
//
|
||||
FDODeviceExtension->IrpListFreeze = FALSE;
|
||||
|
||||
//
|
||||
// release irp list lock
|
||||
//
|
||||
KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
|
||||
|
||||
//
|
||||
// grab newest irp
|
||||
//
|
||||
Irp = USBSTOR_RemoveIrp(DeviceObject);
|
||||
|
||||
//
|
||||
// is there an irp
|
||||
//
|
||||
if (!Irp)
|
||||
{
|
||||
//
|
||||
// no irp
|
||||
//
|
||||
return;
|
||||
}
|
||||
|
||||
//
|
||||
// get current irp stack location
|
||||
//
|
||||
IoStack = IoGetCurrentIrpStackLocation(Irp);
|
||||
|
||||
//
|
||||
// get srb
|
||||
//
|
||||
Request = (PSCSI_REQUEST_BLOCK)IoStack->Parameters.Others.Argument1;
|
||||
|
||||
//
|
||||
// start new packet
|
||||
//
|
||||
IoStartPacket(PDODeviceExtension->LowerDeviceObject, // FDO
|
||||
Irp,
|
||||
&Request->QueueSortKey,
|
||||
USBSTOR_CancelIo);
|
||||
}
|
||||
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
USBSTOR_StartIo(
|
||||
PDEVICE_OBJECT DeviceObject,
|
||||
PIRP Irp)
|
||||
{
|
||||
PIO_STACK_LOCATION IoStack;
|
||||
PFDO_DEVICE_EXTENSION FDODeviceExtension;
|
||||
PPDO_DEVICE_EXTENSION PDODeviceExtension;
|
||||
KIRQL OldLevel;
|
||||
NTSTATUS Status;
|
||||
|
||||
DPRINT1("USBSTOR_StartIo\n");
|
||||
|
||||
//
|
||||
// get FDO device extension
|
||||
//
|
||||
FDODeviceExtension = (PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
|
||||
|
||||
//
|
||||
// sanity check
|
||||
//
|
||||
ASSERT(FDODeviceExtension->Common.IsFDO);
|
||||
|
||||
//
|
||||
// acquire cancel spinlock
|
||||
//
|
||||
IoAcquireCancelSpinLock(&OldLevel);
|
||||
|
||||
//
|
||||
// set cancel routine to zero
|
||||
//
|
||||
IoSetCancelRoutine(Irp, NULL);
|
||||
|
||||
//
|
||||
// check if the irp has been cancelled
|
||||
//
|
||||
if (Irp->Cancel)
|
||||
{
|
||||
//
|
||||
// irp has been cancelled, release cancel spinlock
|
||||
//
|
||||
IoReleaseCancelSpinLock(OldLevel);
|
||||
|
||||
//
|
||||
// irp is cancelled
|
||||
//
|
||||
Irp->IoStatus.Status = STATUS_CANCELLED;
|
||||
Irp->IoStatus.Information = 0;
|
||||
|
||||
//
|
||||
// complete request
|
||||
//
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
|
||||
//
|
||||
// check if the queue has been frozen
|
||||
//
|
||||
if (FDODeviceExtension->IrpListFreeze == FALSE)
|
||||
{
|
||||
//
|
||||
// queue next request
|
||||
//
|
||||
USBSTOR_QueueNextRequest(DeviceObject);
|
||||
|
||||
//
|
||||
// start next request
|
||||
//
|
||||
IoStartNextPacket(DeviceObject, TRUE);
|
||||
}
|
||||
|
||||
//
|
||||
// done
|
||||
//
|
||||
return;
|
||||
}
|
||||
|
||||
//
|
||||
// release cancel spinlock
|
||||
//
|
||||
IoReleaseCancelSpinLock(OldLevel);
|
||||
|
||||
//
|
||||
// acquire lock
|
||||
//
|
||||
KeAcquireSpinLock(&FDODeviceExtension->IrpListLock, &OldLevel);
|
||||
|
||||
//
|
||||
// remove irp from list
|
||||
//
|
||||
RemoveEntryList(&Irp->Tail.Overlay.ListEntry);
|
||||
|
||||
//
|
||||
// release lock
|
||||
//
|
||||
KeReleaseSpinLock(&FDODeviceExtension->IrpListLock, OldLevel);
|
||||
|
||||
//
|
||||
// get current irp stack location
|
||||
//
|
||||
IoStack = IoGetCurrentIrpStackLocation(Irp);
|
||||
|
||||
//
|
||||
// get pdo device extension
|
||||
//
|
||||
PDODeviceExtension = (PPDO_DEVICE_EXTENSION)IoStack->DeviceObject->DeviceExtension;
|
||||
|
||||
//
|
||||
// sanity check
|
||||
//
|
||||
ASSERT(PDODeviceExtension->Common.IsFDO == FALSE);
|
||||
|
||||
//
|
||||
// execute scsi
|
||||
//
|
||||
Status = USBSTOR_HandleExecuteSCSI(IoStack->DeviceObject, Irp);
|
||||
|
||||
//
|
||||
// FIXME: synchronize action with error handling
|
||||
//
|
||||
USBSTOR_QueueNextRequest(IoStack->DeviceObject);
|
||||
|
||||
//
|
||||
// start next request
|
||||
//
|
||||
IoStartNextPacket(DeviceObject, TRUE);
|
||||
|
||||
}
|
||||
|
|
@ -1002,3 +1002,94 @@ USBSTOR_SendTestUnitCmd(
|
|||
//
|
||||
return USBSTOR_SendRequest(DeviceObject, Irp, NULL, UFI_TEST_UNIT_CMD_LEN, (PUCHAR)&Cmd, 0, NULL);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS
|
||||
USBSTOR_HandleExecuteSCSI(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp)
|
||||
{
|
||||
PCDB pCDB;
|
||||
NTSTATUS Status;
|
||||
PIO_STACK_LOCATION IoStack;
|
||||
PSCSI_REQUEST_BLOCK Request;
|
||||
|
||||
//
|
||||
// get current stack location
|
||||
//
|
||||
IoStack = IoGetCurrentIrpStackLocation(Irp);
|
||||
|
||||
//
|
||||
// get request block
|
||||
//
|
||||
Request = (PSCSI_REQUEST_BLOCK)IoStack->Parameters.Others.Argument1;
|
||||
|
||||
//
|
||||
// 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);
|
||||
|
||||
DPRINT1("SCSIOP_READ_CAPACITY Length %\n", Request->DataTransferLength);
|
||||
Status = USBSTOR_SendCapacityCmd(DeviceObject, Irp);
|
||||
}
|
||||
else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_MODE_SENSE)
|
||||
{
|
||||
DPRINT1("SCSIOP_MODE_SENSE DataTransferLength %lu\n", Request->DataTransferLength);
|
||||
ASSERT(pCDB->MODE_SENSE.AllocationLength == Request->DataTransferLength);
|
||||
ASSERT(Request->DataBuffer);
|
||||
|
||||
//
|
||||
// send mode sense command
|
||||
//
|
||||
Status = USBSTOR_SendModeSenseCmd(DeviceObject, Irp);
|
||||
}
|
||||
else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_READ /*|| pCDB->MODE_SENSE.OperationCode == SCSIOP_WRITE*/)
|
||||
{
|
||||
DPRINT1("SCSIOP_READ / SCSIOP_WRITE DataTransferLength %lu\n", Request->DataTransferLength);
|
||||
|
||||
//
|
||||
// send read / write command
|
||||
//
|
||||
Status = USBSTOR_SendReadWriteCmd(DeviceObject, Irp);
|
||||
}
|
||||
else if (pCDB->AsByte[0] == SCSIOP_MEDIUM_REMOVAL)
|
||||
{
|
||||
DPRINT1("SCSIOP_MEDIUM_REMOVAL\n");
|
||||
|
||||
//
|
||||
// just complete the request
|
||||
//
|
||||
Request->SrbStatus = SRB_STATUS_SUCCESS;
|
||||
Irp->IoStatus.Status = STATUS_SUCCESS;
|
||||
Irp->IoStatus.Information = Request->DataTransferLength;
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
else if (pCDB->MODE_SENSE.OperationCode == SCSIOP_TEST_UNIT_READY)
|
||||
{
|
||||
DPRINT1("SCSIOP_TEST_UNIT_READY\n");
|
||||
|
||||
//
|
||||
// send test unit command
|
||||
//
|
||||
Status = USBSTOR_SendTestUnitCmd(DeviceObject, Irp);
|
||||
}
|
||||
else
|
||||
{
|
||||
UNIMPLEMENTED;
|
||||
Request->SrbStatus = SRB_STATUS_ERROR;
|
||||
Status = STATUS_NOT_SUPPORTED;
|
||||
DbgBreakPoint();
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -99,18 +99,6 @@ USBSTOR_Unload(
|
|||
//
|
||||
}
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
USBSTOR_StartIo(
|
||||
PDEVICE_OBJECT DeviceObject,
|
||||
PIRP Irp)
|
||||
{
|
||||
//
|
||||
// implement me
|
||||
//
|
||||
UNIMPLEMENTED
|
||||
}
|
||||
|
||||
NTSTATUS
|
||||
NTAPI
|
||||
USBSTOR_DispatchClose(
|
||||
|
|
@ -251,10 +239,9 @@ DriverEntry(
|
|||
DriverObject->DriverExtension->AddDevice = USBSTOR_AddDevice;
|
||||
|
||||
//
|
||||
// FIXME: driver start i/o routine
|
||||
// driver start i/o routine
|
||||
//
|
||||
//DriverObject->DriverStartIo = USBSTOR_StartIo;
|
||||
|
||||
DriverObject->DriverStartIo = USBSTOR_StartIo;
|
||||
|
||||
//
|
||||
// create / close
|
||||
|
|
|
|||
|
|
@ -63,6 +63,9 @@ typedef struct
|
|||
UCHAR BulkOutPipeIndex; // bulk out pipe index
|
||||
UCHAR MaxLUN; // max lun for device
|
||||
PDEVICE_OBJECT ChildPDO[16]; // max 16 child pdo devices
|
||||
KSPIN_LOCK IrpListLock; // irp list lock
|
||||
LIST_ENTRY IrpListHead; // irp list head
|
||||
BOOLEAN IrpListFreeze; // if true the irp list is freezed
|
||||
}FDO_DEVICE_EXTENSION, *PFDO_DEVICE_EXTENSION;
|
||||
|
||||
typedef struct
|
||||
|
|
@ -76,6 +79,9 @@ typedef struct
|
|||
ULONG LastLogicBlockAddress; // last block address
|
||||
}PDO_DEVICE_EXTENSION, *PPDO_DEVICE_EXTENSION;
|
||||
|
||||
|
||||
|
||||
|
||||
//
|
||||
// max lun command identifier
|
||||
//
|
||||
|
|
@ -361,26 +367,7 @@ USBSTOR_GetPipeHandles(
|
|||
// scsi.c routines
|
||||
//
|
||||
NTSTATUS
|
||||
USBSTOR_SendInquiryCmd(
|
||||
IN PDEVICE_OBJECT DeviceObject);
|
||||
|
||||
NTSTATUS
|
||||
USBSTOR_SendCapacityCmd(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
NTSTATUS
|
||||
USBSTOR_SendModeSenseCmd(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
NTSTATUS
|
||||
USBSTOR_SendReadWriteCmd(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
NTSTATUS
|
||||
USBSTOR_SendTestUnitCmd(
|
||||
USBSTOR_HandleExecuteSCSI(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
|
|
@ -398,4 +385,35 @@ USBSTOR_HandleDeviceControl(
|
|||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
//---------------------------------------------------------------------
|
||||
//
|
||||
// queue.c routines
|
||||
//
|
||||
VOID
|
||||
NTAPI
|
||||
USBSTOR_StartIo(
|
||||
PDEVICE_OBJECT DeviceObject,
|
||||
PIRP Irp);
|
||||
|
||||
VOID
|
||||
USBSTOR_QueueFlushIrps(
|
||||
IN PDEVICE_OBJECT DeviceObject);
|
||||
|
||||
VOID
|
||||
USBSTOR_QueueRelease(
|
||||
IN PDEVICE_OBJECT DeviceObject);
|
||||
|
||||
BOOLEAN
|
||||
USBSTOR_QueueAddIrp(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
USBSTOR_CancelIo(
|
||||
IN PDEVICE_OBJECT DeviceObject,
|
||||
IN PIRP Irp);
|
||||
|
||||
VOID
|
||||
USBSTOR_QueueInitialize(
|
||||
PFDO_DEVICE_EXTENSION FDODeviceExtension);
|
||||
|
|
|
|||
Loading…
Reference in a new issue