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- Implement ScsiPortCompleteRequest based on OSR description.

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See issue #3025 for more details.

svn path=/trunk/; revision=37732
This commit is contained in:
Aleksey Bragin 2008-11-29 16:24:29 +00:00
parent fcefc86234
commit 9c90984e71
1 changed files with 101 additions and 6 deletions
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107
reactos/drivers/storage/scsiport/scsiport.c
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@ -294,19 +294,114 @@ ScsiDebugPrint(IN ULONG DebugPrintLevel,
DbgPrint(Buffer);
}
/* An internal helper function for ScsiPortCompleteRequest */
VOID
NTAPI
SpiCompleteRequest(IN PVOID HwDeviceExtension,
IN PSCSI_REQUEST_BLOCK_INFO SrbInfo,
IN UCHAR SrbStatus)
{
PSCSI_REQUEST_BLOCK Srb;
/* Get current SRB */
Srb = SrbInfo->Srb;
/* Return if there is no SRB or it is not active */
if (!Srb || !(Srb->SrbFlags & SRB_FLAGS_IS_ACTIVE)) return;
/* Set status */
Srb->SrbStatus = SrbStatus;
/* Set data transfered to 0 */
Srb->DataTransferLength = 0;
/* Notify */
ScsiPortNotification(RequestComplete,
HwDeviceExtension,
Srb);
}
/*
* @unimplemented
*/
VOID NTAPI
ScsiPortCompleteRequest(IN PVOID HwDeviceExtension,
IN UCHAR PathId,
IN UCHAR TargetId,
IN UCHAR Lun,
IN UCHAR SrbStatus)
IN UCHAR PathId,
IN UCHAR TargetId,
IN UCHAR Lun,
IN UCHAR SrbStatus)
{
DPRINT("ScsiPortCompleteRequest()\n");
UNIMPLEMENTED;
PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
PSCSI_PORT_LUN_EXTENSION LunExtension;
PSCSI_REQUEST_BLOCK_INFO SrbInfo;
PLIST_ENTRY ListEntry;
ULONG BusNumber;
ULONG Target;
DPRINT("ScsiPortCompleteRequest() called\n");
DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
SCSI_PORT_DEVICE_EXTENSION,
MiniPortDeviceExtension);
/* Go through all buses */
for (BusNumber = 0; BusNumber < 8; BusNumber++)
{
/* Go through all targets */
for (Target = 0; Target < DeviceExtension->MaxTargedIds; Target++)
{
/* Get logical unit list head */
LunExtension = DeviceExtension->LunExtensionList[Target % 8];
/* Go through all logical units */
while (LunExtension)
{
/* Now match what caller asked with what we are at now */
if ((PathId == SP_UNTAGGED || PathId == LunExtension->PathId) &&
(TargetId == SP_UNTAGGED || TargetId == LunExtension->TargetId) &&
(Lun == SP_UNTAGGED || Lun == LunExtension->Lun))
{
/* Yes, that's what caller asked for. Complete abort requests */
if (LunExtension->CompletedAbortRequests)
{
/* TODO: Save SrbStatus in this request */
DPRINT1("Completing abort request without setting SrbStatus!\n");
/* Issue a notification request */
ScsiPortNotification(RequestComplete,
HwDeviceExtension,
LunExtension->CompletedAbortRequests);
}
/* Complete the request using our helper */
SpiCompleteRequest(HwDeviceExtension,
&LunExtension->SrbInfo,
SrbStatus);
/* Go through the queue and complete everything there too */
ListEntry = LunExtension->SrbInfo.Requests.Flink;
while (ListEntry != &LunExtension->SrbInfo.Requests)
{
/* Get the actual SRB info entry */
SrbInfo = CONTAINING_RECORD(ListEntry,
SCSI_REQUEST_BLOCK_INFO,
Requests);
/* Complete it */
SpiCompleteRequest(HwDeviceExtension,
SrbInfo,
SrbStatus);
/* Advance to the next request in queue */
ListEntry = SrbInfo->Requests.Flink;
}
}
/* Advance to the next one */
LunExtension = LunExtension->Next;
}
}
}
}
/*