[ros-diffs] [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?re...
==============================================================================
--- 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.h...
==============================================================================
--- 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=2...
==============================================================================
--- 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