[hpoussin] 22516: Fail start of the serial port currently used for debugging, according to http://blogs.msdn.com/doronh/archive/2006/06/07/621604.aspx

Author: hpoussin
Date: Fri Jun 23 02:14:51 2006
New Revision: 22516

URL: http://svn.reactos.ru/svn/reactos?rev=22516&view=rev
Log:
Fail start of the serial port currently used for debugging, according to
http://blogs.msdn.com/doronh/archive/2006/06/07/621604.aspx

Modified:
    trunk/reactos/drivers/base/serial/pnp.c
    trunk/reactos/drivers/base/serial/serial.h
    trunk/reactos/drivers/base/serial/serial.rc   (props changed)
    trunk/reactos/include/ndk/haltypes.h

Modified: trunk/reactos/drivers/base/serial/pnp.c
URL:
http://svn.reactos.ru/svn/reactos/trunk/reactos/drivers/base/serial/pnp.c?r…
==============================================================================
--- trunk/reactos/drivers/base/serial/pnp.c (original)
+++ trunk/reactos/drivers/base/serial/pnp.c Fri Jun 23 02:14:51 2006
@@ -193,6 +193,13 @@
 		return STATUS_INSUFFICIENT_RESOURCES;
 	ComPortBase = (PUCHAR)DeviceExtension->BaseAddress;
 
+	/* Test if we are trying to start the serial port used for debugging */
+	if (KdComPortInUse && *KdComPortInUse ==
ULongToPtr(DeviceExtension->BaseAddress))
+	{
+		DPRINT("Failing IRP_MN_START_DEVICE as this serial port is used for
debugging\n");
+		return STATUS_INSUFFICIENT_RESOURCES;
+	}
+
 	if (DeviceExtension->UartType == UartUnknown)
 		DeviceExtension->UartType = SerialDetectUartType(ComPortBase);
 
@@ -329,7 +336,6 @@
 		*/
 		case IRP_MN_START_DEVICE: /* 0x0 */
 		{
-			BOOLEAN ConflictDetected;
 			DPRINT("Serial: IRP_MJ_PNP / IRP_MN_START_DEVICE\n");
 
 			ASSERT(((PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->PnpState ==
dsStopped);
@@ -343,20 +349,6 @@
 					((PSERIAL_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->ComPort);
 				Status = STATUS_INSUFFICIENT_RESOURCES;
 				break;
-			}
-			/* FIXME: HACK: verify that we don't have resource conflict,
-			 * because PnP manager doesn't do it automatically
-			 */
-			Status = IoReportResourceForDetection(
-				DeviceObject->DriverObject, Stack->Parameters.StartDevice.AllocatedResources,
0,
-				NULL, NULL, 0,
-				&ConflictDetected);
-			if (!NT_SUCCESS(Status))
-			{
-				Irp->IoStatus.Information = 0;
-				Irp->IoStatus.Status = Status;
-				IoCompleteRequest(Irp, IO_NO_INCREMENT);
-				return Status;
 			}
 
 			/* Call lower driver */

Modified: trunk/reactos/drivers/base/serial/serial.h
URL:
http://svn.reactos.ru/svn/reactos/trunk/reactos/drivers/base/serial/serial.…
==============================================================================
--- trunk/reactos/drivers/base/serial/serial.h (original)
+++ trunk/reactos/drivers/base/serial/serial.h Fri Jun 23 02:14:51 2006
@@ -8,6 +8,7 @@
  */
 
 #include <ntddk.h>
+#include <ndk/haltypes.h>
 #include <ntddser.h>
 #include <stdio.h>
 

Propchange: trunk/reactos/drivers/base/serial/serial.rc
------------------------------------------------------------------------------
--- svn:needs-lock (original)
+++ svn:needs-lock (removed)
@@ -1,1 +1,0 @@
-*

Modified: trunk/reactos/include/ndk/haltypes.h
URL:
http://svn.reactos.ru/svn/reactos/trunk/reactos/include/ndk/haltypes.h?rev=…
==============================================================================
--- trunk/reactos/include/ndk/haltypes.h (original)
+++ trunk/reactos/include/ndk/haltypes.h Fri Jun 23 02:14:51 2006
@@ -144,7 +144,7 @@
 // HAL Exports
 //
 #ifndef _NTHAL_
-extern PUCHAR *KdComPortInUse;
+extern PUCHAR NTSYSAPI *KdComPortInUse;
 #endif
 
 #endif