[ros-diffs] [ion] 24563: - Combine PnpInit1/2 since they were called one after the other. - Load RAW driver while loading boot drivers. - Cleanup IoInitSystem a bit more.

Author: ion
Date: Wed Oct 18 21:46:55 2006
New Revision: 24563

URL: http://svn.reactos.org/svn/reactos?rev=24563&view=rev
Log:
- Combine PnpInit1/2 since they were called one after the other.
- Load RAW driver while loading boot drivers.
- Cleanup IoInitSystem a bit more.

Modified:
    trunk/reactos/ntoskrnl/io/iomgr/driver.c
    trunk/reactos/ntoskrnl/io/iomgr/iomgr.c
    trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c

Modified: trunk/reactos/ntoskrnl/io/iomgr/driver.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/driver.c?...
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/driver.c (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/driver.c Wed Oct 18 21:46:55 2006
@@ -918,7 +918,6 @@
  * Return Value
  *    None
  */
-
 VOID
 FASTCALL
 IopInitializeBootDrivers(VOID)
@@ -926,6 +925,50 @@
     PLIST_ENTRY ListHead, NextEntry;
     PLDR_DATA_TABLE_ENTRY LdrEntry;
     UNICODE_STRING NtosSymName = RTL_CONSTANT_STRING(L"ntoskrnl.sym");
+    PDEVICE_NODE DeviceNode;
+    PDRIVER_OBJECT DriverObject;
+    LDR_DATA_TABLE_ENTRY ModuleObject;
+    NTSTATUS Status;
+
+    /* Use IopRootDeviceNode for now */
+    Status = IopCreateDeviceNode(IopRootDeviceNode, NULL, &DeviceNode);
+    if (!NT_SUCCESS(Status)) return;
+
+    /* Setup the module object for the RAW FS Driver */
+    ModuleObject.DllBase = NULL;
+    ModuleObject.SizeOfImage = 0;
+    ModuleObject.EntryPoint = RawFsDriverEntry;
+
+    /* Initialize it */
+    Status = IopInitializeDriverModule(DeviceNode,
+                                       &ModuleObject,
+                                       &DeviceNode->ServiceName,
+                                       TRUE,
+                                       &DriverObject);
+    if (!NT_SUCCESS(Status))
+    {
+        /* Fail */
+        IopFreeDeviceNode(DeviceNode);
+        return;
+    }
+
+    /* Now initialize the associated device */
+    Status = IopInitializeDevice(DeviceNode, DriverObject);
+    if (!NT_SUCCESS(Status))
+    {
+        /* Fail */
+        IopFreeDeviceNode(DeviceNode);
+        return;
+    }
+
+    /* Start it up */
+    Status = IopStartDevice(DeviceNode);
+    if (!NT_SUCCESS(Status))
+    {
+        /* Fail */
+        IopFreeDeviceNode(DeviceNode);
+        return;
+    }

/* Hack for NTOSKRNL.SYM */
     KDB_SYMBOLFILE_HOOK(&NtosSymName);

Modified: trunk/reactos/ntoskrnl/io/iomgr/iomgr.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/iomgr.c?r...
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/iomgr.c (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/iomgr.c Wed Oct 18 21:46:55 2006
@@ -442,9 +442,6 @@
 IoInitSystem(IN PLOADER_PARAMETER_BLOCK LoaderBlock)
 {
     LARGE_INTEGER ExpireTime;
-    PDEVICE_NODE DeviceNode;
-    PDRIVER_OBJECT DriverObject;
-    LDR_DATA_TABLE_ENTRY ModuleObject;
     NTSTATUS Status;
     CHAR Buffer[256];
     ANSI_STRING NtBootPath, RootString;
@@ -497,65 +494,16 @@
     /* Create Object Directories */
     if (!IopCreateRootDirectories()) return FALSE;

-    /*
-    * Initialize PnP manager
-    */
+    /* Initialize PnP manager */
     PnpInit();

-    PnpInit2();
-
-    IoCreateDriverList();
-
-    KeInitializeSpinLock (&IoStatisticsLock);
-
-    /* Initialize raw filesystem driver */
-
-    /* Use IopRootDeviceNode for now */
-    Status = IopCreateDeviceNode(IopRootDeviceNode, NULL, &DeviceNode);
-    if (!NT_SUCCESS(Status))
-    {
-        CPRINT("IopCreateDeviceNode() failed with status (%x)\n", Status);
-        return FALSE;
-    }
-
-    ModuleObject.DllBase = NULL;
-    ModuleObject.SizeOfImage = 0;
-    ModuleObject.EntryPoint = RawFsDriverEntry;
-
-    Status = IopInitializeDriverModule(DeviceNode,
-                                       &ModuleObject,
-                                       &DeviceNode->ServiceName,
-                                       TRUE,
-                                       &DriverObject);
-    if (!NT_SUCCESS(Status))
-    {
-        IopFreeDeviceNode(DeviceNode);
-        CPRINT("IopInitializeDriver() failed with status (%x)\n", Status);
-        return FALSE;
-    }
-
-    Status = IopInitializeDevice(DeviceNode, DriverObject);
-    if (!NT_SUCCESS(Status))
-    {
-        IopFreeDeviceNode(DeviceNode);
-        CPRINT("IopInitializeDevice() failed with status (%x)\n", Status);
-        return FALSE;
-    }
-
-    Status = IopStartDevice(DeviceNode);
-    if (!NT_SUCCESS(Status))
-    {
-        IopFreeDeviceNode(DeviceNode);
-        CPRINT("IopInitializeDevice() failed with status (%x)\n", Status);
-        return FALSE;
-    }
-
-    /*
-    * Initialize PnP root releations
-    */
+    /* Initialize PnP root relations */
     IoSynchronousInvalidateDeviceRelations(IopRootDeviceNode->
                                            PhysicalDeviceObject,
                                            BusRelations);
+
+    /* Create the group driver list */
+    IoCreateDriverList();

/* Load boot start drivers */
     IopInitializeBootDrivers();

Modified: trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c...
==============================================================================
--- trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c (original)
+++ trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c Wed Oct 18 21:46:55 2006
@@ -2610,73 +2610,6 @@
         ExFreePool(Data);
 }

-VOID INIT_FUNCTION
-PnpInit(VOID)
-{
-   PDEVICE_OBJECT Pdo;
-   NTSTATUS Status;
-
-   DPRINT("PnpInit()\n");
-
-   KeInitializeSpinLock(&IopDeviceTreeLock);
-
-   /* Initialize the Bus Type GUID List */
-   IopBusTypeGuidList = ExAllocatePool(PagedPool, sizeof(IO_BUS_TYPE_GUID_LIST));
-   RtlZeroMemory(IopBusTypeGuidList, sizeof(IO_BUS_TYPE_GUID_LIST));
-   ExInitializeFastMutex(&IopBusTypeGuidList->Lock);
-
-   /* Initialize PnP-Event notification support */
-   Status = IopInitPlugPlayEvents();
-   if (!NT_SUCCESS(Status))
-   {
-      CPRINT("IopInitPlugPlayEvents() failed\n");
-      KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
-   }
-
-   /*
-    * Create root device node
-    */
-
-   Status = IopCreateDriverObject(&IopRootDriverObject, NULL, 0, FALSE, NULL, 0);
-   if (!NT_SUCCESS(Status))
-   {
-      CPRINT("IoCreateDriverObject() failed\n");
-      KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
-   }
-
-   Status = IoCreateDevice(IopRootDriverObject, 0, NULL, FILE_DEVICE_CONTROLLER,
-      0, FALSE, &Pdo);
-   if (!NT_SUCCESS(Status))
-   {
-      CPRINT("IoCreateDevice() failed\n");
-      KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
-   }
-
-   Status = IopCreateDeviceNode(NULL, Pdo, &IopRootDeviceNode);
-   if (!NT_SUCCESS(Status))
-   {
-      CPRINT("Insufficient resources\n");
-      KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
-   }
-
-   if (!RtlCreateUnicodeString(&IopRootDeviceNode->InstancePath,
-       L"HTREE\ROOT\0"))
-   {
-     CPRINT("Failed to create the instance path!\n");
-     KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, STATUS_NO_MEMORY, 0, 0, 0);
-   }
-
-   /* Report the device to the user-mode pnp manager */
-   IopQueueTargetDeviceEvent(&GUID_DEVICE_ARRIVAL,
-                             &IopRootDeviceNode->InstancePath);
-
-   IopRootDeviceNode->PhysicalDeviceObject->Flags |= DO_BUS_ENUMERATED_DEVICE;
-   PnpRootDriverEntry(IopRootDriverObject, NULL);
-   IopRootDriverObject->DriverExtension->AddDevice(
-      IopRootDriverObject,
-      IopRootDeviceNode->PhysicalDeviceObject);
-}
-
 static NTSTATUS INIT_FUNCTION
 IopEnumerateDetectedDevices(
    IN HANDLE hBaseKey,
@@ -3297,17 +3230,79 @@
 }

VOID INIT_FUNCTION
-PnpInit2(VOID)
+PnpInit(VOID)
 {
-   NTSTATUS Status;
-
-   /* Move information about devices detected by Freeloader to SYSTEM\CurrentControlSet\Root\ */
-   Status = IopUpdateRootKey();
-   if (!NT_SUCCESS(Status))
-   {
-      CPRINT("IopUpdateRootKey() failed\n");
-      KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
-   }
+    PDEVICE_OBJECT Pdo;
+    NTSTATUS Status;
+
+    DPRINT("PnpInit()\n");
+
+    KeInitializeSpinLock(&IopDeviceTreeLock);
+
+    /* Initialize the Bus Type GUID List */
+    IopBusTypeGuidList = ExAllocatePool(PagedPool, sizeof(IO_BUS_TYPE_GUID_LIST));
+    RtlZeroMemory(IopBusTypeGuidList, sizeof(IO_BUS_TYPE_GUID_LIST));
+    ExInitializeFastMutex(&IopBusTypeGuidList->Lock);
+
+    /* Initialize PnP-Event notification support */
+    Status = IopInitPlugPlayEvents();
+    if (!NT_SUCCESS(Status))
+    {
+        CPRINT("IopInitPlugPlayEvents() failed\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+    }
+
+    /*
+    * Create root device node
+    */
+
+    Status = IopCreateDriverObject(&IopRootDriverObject, NULL, 0, FALSE, NULL, 0);
+    if (!NT_SUCCESS(Status))
+    {
+        CPRINT("IoCreateDriverObject() failed\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+    }
+
+    Status = IoCreateDevice(IopRootDriverObject, 0, NULL, FILE_DEVICE_CONTROLLER,
+        0, FALSE, &Pdo);
+    if (!NT_SUCCESS(Status))
+    {
+        CPRINT("IoCreateDevice() failed\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+    }
+
+    Status = IopCreateDeviceNode(NULL, Pdo, &IopRootDeviceNode);
+    if (!NT_SUCCESS(Status))
+    {
+        CPRINT("Insufficient resources\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+    }
+
+    if (!RtlCreateUnicodeString(&IopRootDeviceNode->InstancePath,
+        L"HTREE\ROOT\0"))
+    {
+        CPRINT("Failed to create the instance path!\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, STATUS_NO_MEMORY, 0, 0, 0);
+    }
+
+    /* Report the device to the user-mode pnp manager */
+    IopQueueTargetDeviceEvent(&GUID_DEVICE_ARRIVAL,
+        &IopRootDeviceNode->InstancePath);
+
+    IopRootDeviceNode->PhysicalDeviceObject->Flags |= DO_BUS_ENUMERATED_DEVICE;
+    PnpRootDriverEntry(IopRootDriverObject, NULL);
+    IopRootDriverObject->DriverExtension->AddDevice(
+        IopRootDriverObject,
+        IopRootDeviceNode->PhysicalDeviceObject);
+
+    /* Move information about devices detected by Freeloader to SYSTEM\CurrentControlSet\Root\ */
+    Status = IopUpdateRootKey();
+    if (!NT_SUCCESS(Status))
+    {
+        CPRINT("IopUpdateRootKey() failed\n");
+        KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+    }
 }

+
 /* EOF */