reactos/ntoskrnl/io/pnpreport.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            ntoskrnl/io/pnpreport.c
   6  * PURPOSE:         Device Changes Reporting functions
   7  *
   8  * PROGRAMMERS:     Filip Navara (xnavara@volny.cz)
   9  */
  10
  11 /* INCLUDES ******************************************************************/
  12
  13 #define NDEBUG
  14 #include <ntoskrnl.h>
  15 #include <internal/debug.h>
  16
  17 /* FUNCTIONS *****************************************************************/
  18
  19 /*
  20  * @implemented
  21  */
  22 NTSTATUS
  23 STDCALL
  24 IoReportDetectedDevice(
  25   IN PDRIVER_OBJECT DriverObject,
  26   IN INTERFACE_TYPE LegacyBusType,
  27   IN ULONG BusNumber,
  28   IN ULONG SlotNumber,
  29   IN PCM_RESOURCE_LIST ResourceList,
  30   IN PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirements  OPTIONAL,
  31   IN BOOLEAN ResourceAssigned,
  32   IN OUT PDEVICE_OBJECT *DeviceObject)
  33 {
  34   PDEVICE_NODE DeviceNode;
  35   PDEVICE_OBJECT Pdo;
  36   NTSTATUS Status = STATUS_SUCCESS;
  37
  38   DPRINT("IoReportDetectedDevice (DeviceObject %p, *DeviceObject %p)\n",
  39     DeviceObject, DeviceObject ? *DeviceObject : NULL);
  40
  41   /* if *DeviceObject is not NULL, we must use it as a PDO,
  42    * and don't create a new one.
  43    */
  44   if (DeviceObject && *DeviceObject)
  45     Pdo = *DeviceObject;
  46   else
  47   {
  48     /* create a new PDO and return it in *DeviceObject */
  49     Status = IopCreateDeviceNode(IopRootDeviceNode, NULL, &DeviceNode);
  50     if (!NT_SUCCESS(Status))
  51     {
  52       DPRINT("IopCreateDeviceNode() failed (Status 0x%08lx)\n", Status);
  53       return Status;
  54     }
  55     Pdo = DeviceNode->PhysicalDeviceObject;
  56     if (DeviceObject)
  57       *DeviceObject = Pdo;
  58   }
  59
  60   /* we don't need to call AddDevice and send IRP_MN_START_DEVICE */
  61
  62   /* FIXME: save this device into the root-enumerated list, so this
  63    * device would be detected as a PnP device during next startups.
  64    */
  65
  66   return Status;
  67 }
  68
  69 /*
  70  * @unimplemented
  71  */
  72 NTSTATUS
  73 STDCALL
  74 IoReportResourceForDetection(
  75   IN PDRIVER_OBJECT DriverObject,
  76   IN PCM_RESOURCE_LIST DriverList   OPTIONAL,
  77   IN ULONG DriverListSize    OPTIONAL,
  78   IN PDEVICE_OBJECT DeviceObject    OPTIONAL,
  79   IN PCM_RESOURCE_LIST DeviceList   OPTIONAL,
  80   IN ULONG DeviceListSize   OPTIONAL,
  81   OUT PBOOLEAN ConflictDetected)
  82 {
  83   static int warned = 0;
  84   if (!warned)
  85   {
  86     DPRINT1("IoReportResourceForDetection partly implemented\n");
  87     warned = 1;
  88   }
  89
  90   *ConflictDetected = FALSE;
  91
  92   /* FIXME: Manually indicate conflicts with KD Ports */
  93   if (DriverList)
  94   {
  95       if (KdpDetectConflicts(DriverList))
  96       {
  97         *ConflictDetected = TRUE;
  98         return STATUS_CONFLICTING_ADDRESSES;
  99       }
 100   }
 101
 102   if (PopSystemPowerDeviceNode != NULL && DriverListSize > 0)
 103   {
 104     /* We hope legacy devices will be enumerated by ACPI */
 105     *ConflictDetected = TRUE;
 106     return STATUS_CONFLICTING_ADDRESSES;
 107   }
 108   return STATUS_SUCCESS;
 109 }
 110
 111 /*
 112  * @unimplemented
 113  */
 114 NTSTATUS
 115 STDCALL
 116 IoReportTargetDeviceChange(
 117   IN PDEVICE_OBJECT PhysicalDeviceObject,
 118   IN PVOID NotificationStructure)
 119 {
 120   DPRINT1("IoReportTargetDeviceChange called (UNIMPLEMENTED)\n");
 121   return STATUS_NOT_IMPLEMENTED;
 122 }
 123
 124 /*
 125  * @unimplemented
 126  */
 127 NTSTATUS
 128 STDCALL
 129 IoReportTargetDeviceChangeAsynchronous(
 130   IN PDEVICE_OBJECT PhysicalDeviceObject,
 131   IN PVOID NotificationStructure,
 132   IN PDEVICE_CHANGE_COMPLETE_CALLBACK Callback  OPTIONAL,
 133   IN PVOID Context  OPTIONAL)
 134 {
 135   DPRINT1("IoReportTargetDeviceChangeAsynchronous called (UNIMPLEMENTED)\n");
 136   return STATUS_NOT_IMPLEMENTED;
 137 }
 138
 139 /* EOF */