Remove useless code (ACPI now reports resources correctly)

Change ULONG to ULONG_PTR for IoStatus.Information field

svn path=/trunk/; revision=14500

reactos/drivers/dd/serial/devctrl.c

@@ -298,7 +298,7 @@ SerialDeviceControl(
 	ULONG IoControlCode;
 	PSERIAL_DEVICE_EXTENSION DeviceExtension;
 	ULONG LengthIn, LengthOut;
-	ULONG Information = 0;
+	ULONG_PTR Information = 0;
 	PVOID BufferIn, BufferOut;
 	PUCHAR ComPortBase;
 	NTSTATUS Status;

reactos/drivers/dd/serial/info.c

@@ -20,7 +20,7 @@ SerialQueryInformation(
 	PIO_STACK_LOCATION Stack;
 	PVOID SystemBuffer;
 	ULONG BufferLength;
-	ULONG Information = 0;
+	ULONG_PTR Information = 0;
 	NTSTATUS Status;
 	
 	DeviceExtension = (PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension;

reactos/drivers/dd/serial/pnp.c

@@ -298,7 +298,7 @@ SerialPnp(
 {
 	ULONG MinorFunction;
 	PIO_STACK_LOCATION Stack;
-	ULONG Information = 0;
+	ULONG_PTR Information = 0;
 	NTSTATUS Status;
 	
 	Stack = IoGetCurrentIrpStackLocation(Irp);
@@ -308,6 +308,7 @@ SerialPnp(
 	{
 		case IRP_MN_START_DEVICE:
 		{
+			BOOLEAN ConflictDetected;
 			DPRINT("Serial: IRP_MJ_PNP / IRP_MN_START_DEVICE\n");
 			
 			/* FIXME: first HACK: PnP manager can send multiple
@@ -319,72 +320,11 @@ SerialPnp(
 				Status = STATUS_SUCCESS;
 				break;
 			}
-			/* FIXME: AllocatedResources MUST never be NULL ;
+			/* FIXME: second HACK: verify that we don't have resource conflict,
-			 * that's the second HACK because resource arbitration
+			 * because PnP manager doesn't do it automatically
-			 * doesn't exist in ReactOS yet...
 			 */
-			if (Stack->Parameters.StartDevice.AllocatedResources == NULL)
-			{
-				ULONG ResourceListSize;
-				PCM_RESOURCE_LIST ResourceList;
-				PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor;
-				KIRQL Dirql;
-				ULONG ComPortBase;
-				ULONG Irq;
-				BOOLEAN ConflictDetected;
-				
-				DPRINT1("Serial: no allocated resources for this device! Creating fake list\n");
-				switch (((PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->ComPort)
-				{
-					case 1:
-						ComPortBase = 0x3f8;
-						Irq = 4;
-						break;
-					case 2:
-						ComPortBase = 0x2f8;
-						Irq = 3;
-						break;
-					default:
-						ComPortBase = Irq = 0;
-				}
-				
-				/* Create resource list */
-				ResourceListSize = sizeof(CM_RESOURCE_LIST) + sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR);
-				ResourceList = (PCM_RESOURCE_LIST)ExAllocatePoolWithTag(PagedPool, ResourceListSize, SERIAL_TAG);
-				if (!ResourceList)
-				{
-					Irp->IoStatus.Information = 0;
-					Irp->IoStatus.Status = STATUS_INSUFFICIENT_RESOURCES;
-					IoCompleteRequest(Irp, IO_NO_INCREMENT);
-					return STATUS_INSUFFICIENT_RESOURCES;
-				}
-				ResourceList->Count = 1;
-				ResourceList->List[0].InterfaceType = InterfaceTypeUndefined;
-				ResourceList->List[0].BusNumber = -1; /* unknown */
-				ResourceList->List[0].PartialResourceList.Version = 1;
-				ResourceList->List[0].PartialResourceList.Revision = 1;
-				ResourceList->List[0].PartialResourceList.Count = 2;
-				ResourceDescriptor = &ResourceList->List[0].PartialResourceList.PartialDescriptors[0];
-				ResourceDescriptor->Type = CmResourceTypePort;
-				ResourceDescriptor->ShareDisposition = CmResourceShareDriverExclusive;
-				ResourceDescriptor->Flags = CM_RESOURCE_PORT_IO;
-				ResourceDescriptor->u.Port.Start.u.HighPart = 0;
-				ResourceDescriptor->u.Port.Start.u.LowPart = ComPortBase;
-				ResourceDescriptor->u.Port.Length = 8;
-				
-				ResourceDescriptor = &ResourceList->List[0].PartialResourceList.PartialDescriptors[1];
-				ResourceDescriptor->Type = CmResourceTypeInterrupt;
-				ResourceDescriptor->ShareDisposition = CmResourceShareShared;
-				ResourceDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-				ResourceDescriptor->u.Interrupt.Vector = HalGetInterruptVector(
-					Internal, 0, 0, Irq,
-					&Dirql,
-					&ResourceDescriptor->u.Interrupt.Affinity);
-				ResourceDescriptor->u.Interrupt.Level = (ULONG)Dirql;
-				
-				/* Verify that this COM port is not the serial debug port */
 			Status = IoReportResourceForDetection(
-					DeviceObject->DriverObject, ResourceList, 0,
+				DeviceObject->DriverObject, Stack->Parameters.StartDevice.AllocatedResources, 0,
 				NULL, NULL, 0,
 				&ConflictDetected);
 			if (!NT_SUCCESS(Status))
@@ -395,11 +335,6 @@ SerialPnp(
 				return Status;
 			}
 			
-				Stack->Parameters.StartDevice.AllocatedResources =
-					Stack->Parameters.StartDevice.AllocatedResourcesTranslated =
-					ResourceList;
-			}
-			
 			/* Call lower driver */
 			Status = ForwardIrpAndWait(DeviceObject, Irp);
 			if (NT_SUCCESS(Status))

reactos/drivers/dd/serial/rw.c

@@ -34,7 +34,7 @@ ReadBytes(
 	KIRQL Irql;
 	ULONG ObjectCount;
 	PVOID ObjectsArray[2];
-	ULONG Information = 0;
+	ULONG_PTR Information = 0;
 	NTSTATUS Status;
 	
 	DeviceExtension = (PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
@@ -247,7 +247,7 @@ SerialWrite(
 	PIO_STACK_LOCATION Stack;
 	PSERIAL_DEVICE_EXTENSION DeviceExtension;
 	ULONG Length;
-	ULONG Information = 0;
+	ULONG_PTR Information = 0;
 	PUCHAR Buffer;
 	PUCHAR ComPortBase;
 	KIRQL Irql;

reactos/ntoskrnl/io/pnpreport.c

@@ -83,13 +83,6 @@ IoReportResourceForDetection(
   *ConflictDetected = FALSE;
   DPRINT1("IoReportResourceForDetection unimplemented\n");
   
-  if (PopSystemPowerDeviceNode != NULL && DriverListSize > 0)
-  {
-    /* We hope serial ports will be enumerated by ACPI */
-    *ConflictDetected = TRUE;
-    return STATUS_CONFLICTING_ADDRESSES;
-  }
-  
   /* HACK: check if serial debug output is enabled. If yes,
    * prevent serial port driver to detect this serial port
    * by indicating a conflict
@@ -123,6 +116,13 @@ IoReportResourceForDetection(
       }
     }
   }
+  
+  if (PopSystemPowerDeviceNode != NULL && DriverListSize > 0)
+  {
+    /* We hope legacy devices will be enumerated by ACPI */
+    *ConflictDetected = TRUE;
+    return STATUS_CONFLICTING_ADDRESSES;
+  }
   return STATUS_SUCCESS;
 }