[sir_richard] 46498: [COMPBATT]: Main driver skeleton: CompBattAddDevice, DriverEntry, CompBattSystemControl, CompBattIoct, CompBattOpenClose, CompBattPowerDispatch, CompBattPnpDispatch.
27 Mar
2010
27 Mar
'10
9:34 p.m.
Author: sir_richard
Date: Sat Mar 27 22:34:06 2010
New Revision: 46498
URL: http://svn.reactos.org/svn/reactos?rev=46498&view=rev
Log:
[COMPBATT]: Main driver skeleton: CompBattAddDevice, DriverEntry, CompBattSystemControl,
CompBattIoct, CompBattOpenClose, CompBattPowerDispatch, CompBattPnpDispatch.
Modified:
trunk/reactos/drivers/bus/acpi/compbatt/compbatt.c
trunk/reactos/drivers/bus/acpi/compbatt/compbatt.h
trunk/reactos/drivers/bus/acpi/compbatt/comppnp.c
Modified: trunk/reactos/drivers/bus/acpi/compbatt/compbatt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/bus/acpi/compbatt/…
==============================================================================
--- trunk/reactos/drivers/bus/acpi/compbatt/compbatt.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/bus/acpi/compbatt/compbatt.c [iso-8859-1] Sat Mar 27 22:34:06
2010
@@ -21,8 +21,17 @@
CompBattOpenClose(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ PAGED_CODE();
+ if (CompBattDebug & 0x100) DbgPrint("CompBatt: ENTERING OpenClose\n");
+
+ /* Complete the IRP with success */
+ Irp->IoStatus.Status = STATUS_SUCCESS;
+ Irp->IoStatus.Information = 0;
+ IofCompleteRequest(Irp, IO_NO_INCREMENT);
+
+ /* Return success */
+ if (CompBattDebug & 0x100) DbgPrint("CompBatt: Exiting OpenClose\n");
+ return STATUS_SUCCESS;
}
NTSTATUS
@@ -30,8 +39,28 @@
CompBattSystemControl(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ PCOMPBATT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
+ NTSTATUS Status;
+ PAGED_CODE();
+ if (CompBattDebug & 1) DbgPrint("CompBatt: ENTERING System
Control\n");
+
+ /* Are we attached yet? */
+ if (DeviceExtension->AttachedDevice)
+ {
+ /* Send it up the stack */
+ IoSkipCurrentIrpStackLocation(Irp);
+ Status = IoCallDriver(DeviceExtension->AttachedDevice, Irp);
+ }
+ else
+ {
+ /* We don't support WMI */
+ Status = STATUS_NOT_SUPPORTED;
+ Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
+ IofCompleteRequest(Irp, IO_NO_INCREMENT);
+ }
+
+ /* Return status */
+ return Status;
}
NTSTATUS
@@ -65,8 +94,23 @@
CompBattIoctl(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ PCOMPBATT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
+ NTSTATUS Status;
+ if (CompBattDebug & 1) DbgPrint("CompBatt: ENTERING Ioctl\n");
+
+ /* Let the class driver handle it */
+ Status = BatteryClassIoctl(DeviceExtension->ClassData, Irp);
+ if (Status == STATUS_NOT_SUPPORTED)
+ {
+ /* It failed, try the next driver up the stack */
+ Irp->IoStatus.Status = Status;
+ IoSkipCurrentIrpStackLocation(Irp);
+ Status = IoCallDriver(DeviceExtension->AttachedDevice, Irp);
+ }
+
+ /* Return status */
+ if (CompBattDebug & 1) DbgPrint("CompBatt: EXITING Ioctl\n");
+ return Status;
}
NTSTATUS
@@ -161,8 +205,18 @@
DriverEntry(IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ /* Register add device routine */
+ DriverObject->DriverExtension->AddDevice = CompBattAddDevice;
+
+ /* Register other handlers */
+ DriverObject->MajorFunction[0] = CompBattOpenClose;
+ DriverObject->MajorFunction[2] = CompBattOpenClose;
+ DriverObject->MajorFunction[14] = CompBattIoctl;
+ DriverObject->MajorFunction[22] = CompBattPowerDispatch;
+ DriverObject->MajorFunction[23] = CompBattSystemControl;
+ DriverObject->MajorFunction[27] = CompBattPnpDispatch;
+
+ return STATUS_SUCCESS;
}
/* EOF */
Modified: trunk/reactos/drivers/bus/acpi/compbatt/compbatt.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/bus/acpi/compbatt/…
==============================================================================
--- trunk/reactos/drivers/bus/acpi/compbatt/compbatt.h [iso-8859-1] (original)
+++ trunk/reactos/drivers/bus/acpi/compbatt/compbatt.h [iso-8859-1] Sat Mar 27 22:34:06
2010
@@ -52,6 +52,68 @@
PVOID NotificationEntry;
} COMPBATT_DEVICE_EXTENSION, *PCOMPBATT_DEVICE_EXTENSION;
-extern ULONG CmBattDebug;
+NTSTATUS
+NTAPI
+CompBattAddDevice(
+ IN PDRIVER_OBJECT DriverObject,
+ IN PDEVICE_OBJECT PdoDeviceObject
+);
+
+NTSTATUS
+NTAPI
+CompBattPowerDispatch(
+ IN PDEVICE_OBJECT DeviceObject,
+ IN PIRP Irp
+);
+
+NTSTATUS
+NTAPI
+CompBattPnpDispatch(
+ IN PDEVICE_OBJECT DeviceObject,
+ IN PIRP Irp
+);
+
+NTSTATUS
+NTAPI
+CompBattQueryInformation(
+ IN PCOMPBATT_DEVICE_EXTENSION FdoExtension,
+ IN ULONG Tag,
+ IN BATTERY_QUERY_INFORMATION_LEVEL InfoLevel,
+ IN OPTIONAL LONG AtRate,
+ IN PVOID Buffer,
+ IN ULONG BufferLength,
+ OUT PULONG ReturnedLength
+);
+
+NTSTATUS
+NTAPI
+CompBattQueryStatus(
+ IN PCOMPBATT_DEVICE_EXTENSION DeviceExtension,
+ IN ULONG Tag,
+ IN PBATTERY_STATUS BatteryStatus
+);
+
+NTSTATUS
+NTAPI
+CompBattSetStatusNotify(
+ IN PCOMPBATT_DEVICE_EXTENSION DeviceExtension,
+ IN ULONG BatteryTag,
+ IN PBATTERY_NOTIFY BatteryNotify
+);
+
+NTSTATUS
+NTAPI
+CompBattDisableStatusNotify(
+ IN PCOMPBATT_DEVICE_EXTENSION DeviceExtension
+);
+
+NTSTATUS
+NTAPI
+CompBattQueryTag(
+ IN PCOMPBATT_DEVICE_EXTENSION DeviceExtension,
+ OUT PULONG Tag
+);
+
+extern ULONG CompBattDebug;
/* EOF */
Modified: trunk/reactos/drivers/bus/acpi/compbatt/comppnp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/bus/acpi/compbatt/…
==============================================================================
--- trunk/reactos/drivers/bus/acpi/compbatt/comppnp.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/bus/acpi/compbatt/comppnp.c [iso-8859-1] Sat Mar 27 22:34:06
2010
@@ -17,8 +17,15 @@
CompBattPowerDispatch(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ PCOMPBATT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
+ if (CompBattDebug & 1) DbgPrint("CompBatt: PowerDispatch recieved power
IRP.\n");
+
+ /* Start the next IRP */
+ PoStartNextPowerIrp(Irp);
+
+ /* Call the next driver in the stack */
+ IoSkipCurrentIrpStackLocation(Irp);
+ return PoCallDriver(DeviceExtension->AttachedDevice, Irp);
}
PCOMPBATT_BATTERY_ENTRY
@@ -79,8 +86,82 @@
CompBattAddDevice(IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT PdoDeviceObject)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ NTSTATUS Status;
+ UNICODE_STRING DeviceName;
+ PCOMPBATT_DEVICE_EXTENSION DeviceExtension;
+ PDEVICE_OBJECT DeviceObject;
+ UNICODE_STRING SymbolicLinkName;
+ BATTERY_MINIPORT_INFO MiniportInfo;
+ if (CompBattDebug & 2) DbgPrint("CompBatt: Got an AddDevice - %x\n",
PdoDeviceObject);
+
+ /* Create the device */
+ RtlInitUnicodeString(&DeviceName, L"\\Device\\CompositeBattery");
+ Status = IoCreateDevice(DriverObject,
+ sizeof(COMPBATT_DEVICE_EXTENSION),
+ &DeviceName,
+ FILE_DEVICE_BATTERY,
+ FILE_DEVICE_SECURE_OPEN,
+ FALSE,
+ &DeviceObject);
+ if (!NT_SUCCESS(Status)) return Status;
+
+ /* Setup symbolic link for Win32 access */
+ RtlInitUnicodeString(&SymbolicLinkName,
L"\\DosDevices\\CompositeBattery");
+ IoCreateSymbolicLink(&SymbolicLinkName, &DeviceName);
+
+ /* Initialize the device extension */
+ DeviceExtension = DeviceObject->DeviceExtension;
+ RtlZeroMemory(DeviceExtension, 0x1B0u);
+
+ /* Attach to device stack and set DO pointers */
+ DeviceExtension->AttachedDevice = IoAttachDeviceToDeviceStack(DeviceObject,
+ PdoDeviceObject);
+ DeviceExtension->DeviceObject = DeviceObject;
+ if (!DeviceExtension->AttachedDevice)
+ {
+ /* Fail */
+ if (CompBattDebug & 8)
+ DbgPrint("CompBattAddDevice: Could not attach to LowerDevice.\n");
+ IoDeleteDevice(DeviceObject);
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ /* Set device object flags */
+ DeviceObject->Flags |= (DO_POWER_PAGABLE | DO_BUFFERED_IO);
+ DeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
+
+ /* Setup the device extension */
+ ExInitializeFastMutex(&DeviceExtension->Lock);
+ InitializeListHead(&DeviceExtension->BatteryList);
+ DeviceExtension->Flags = 0;
+ DeviceExtension->NextTag = 1;
+
+ /* Setup the miniport data */
+ RtlZeroMemory(&MiniportInfo, sizeof(MiniportInfo));
+ MiniportInfo.MajorVersion = BATTERY_CLASS_MAJOR_VERSION;
+ MiniportInfo.MinorVersion = BATTERY_CLASS_MINOR_VERSION;
+ MiniportInfo.Context = DeviceExtension;
+ MiniportInfo.DeviceName = &DeviceName;
+ MiniportInfo.QueryTag = (BCLASS_QUERY_TAG)CompBattQueryTag;
+ MiniportInfo.QueryInformation = (BCLASS_QUERY_INFORMATION)CompBattQueryInformation;
+ MiniportInfo.SetInformation = NULL;
+ MiniportInfo.QueryStatus = (BCLASS_QUERY_STATUS)CompBattQueryStatus;
+ MiniportInfo.SetStatusNotify = (BCLASS_SET_STATUS_NOTIFY)CompBattSetStatusNotify;
+ MiniportInfo.DisableStatusNotify =
(BCLASS_DISABLE_STATUS_NOTIFY)CompBattDisableStatusNotify;
+ MiniportInfo.Pdo = NULL;
+
+ /* Register with the class driver */
+ Status = BatteryClassInitializeDevice(&MiniportInfo,
+ &DeviceExtension->ClassData);
+ if (!NT_SUCCESS(Status))
+ {
+ /* Undo everything */
+ IoDetachDevice(DeviceExtension->AttachedDevice);
+ IoDeleteDevice(DeviceObject);
+ }
+
+ /* Return status */
+ return Status;
}
NTSTATUS
@@ -88,8 +169,94 @@
CompBattPnpDispatch(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ PIO_STACK_LOCATION IoStackLocation = IoGetCurrentIrpStackLocation(Irp);
+ NTSTATUS Status;
+ PCOMPBATT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
+ if (CompBattDebug & 1) DbgPrint("CompBatt: ENTERING PnpDispatch\n");
+
+ /* Set default error */
+ Status = STATUS_NOT_SUPPORTED;
+
+ /* Check what kind of PnP function this is */
+ switch (IoStackLocation->MinorFunction)
+ {
+ case IRP_MN_START_DEVICE:
+
+ /* Device is starting, register for new batteries and pick up current ones
*/
+ Status = IoRegisterPlugPlayNotification(EventCategoryDeviceInterfaceChange,
+ 0,
+ (PVOID)&GUID_DEVICE_BATTERY,
+ DeviceObject->DriverObject,
+
(PDRIVER_NOTIFICATION_CALLBACK_ROUTINE)CompBattPnpEventHandler,
+ DeviceExtension,
+
&DeviceExtension->NotificationEntry);
+ if (NT_SUCCESS(Status))
+ {
+ /* Now go get the batteries */
+ if (CompBattDebug & 2)
+ DbgPrint("CompBatt: Successfully registered for PnP
notification\n");
+ Status = CompBattGetBatteries(DeviceExtension);
+ }
+ else
+ {
+ /* We failed */
+ if (CompBattDebug & 8)
+ DbgPrint("CompBatt: Couldn't register for PnP notification -
%x\n",
+ Status);
+ }
+
+ case IRP_MN_CANCEL_STOP_DEVICE:
+
+ /* Explicitly say ok */
+ Status = STATUS_SUCCESS;
+ break;
+
+ case IRP_MN_CANCEL_REMOVE_DEVICE:
+
+ /* Explicitly say ok */
+ Status = STATUS_SUCCESS;
+ break;
+
+ case IRP_MN_SURPRISE_REMOVAL:
+
+ /* Explicitly say ok */
+ Status = STATUS_SUCCESS;
+ break;
+
+ case IRP_MN_QUERY_PNP_DEVICE_STATE:
+
+ /* Add this in */
+ Irp->IoStatus.Information |= PNP_DEVICE_NOT_DISABLEABLE;
+ Status = STATUS_SUCCESS;
+ break;
+
+ default:
+
+ /* Not supported */
+ Status = STATUS_INVALID_DEVICE_REQUEST;
+ break;
+ }
+
+ /* Set IRP status if we have one */
+ if (Status != STATUS_NOT_SUPPORTED) Irp->IoStatus.Status = Status;
+
+ /* Did someone pick it up? */
+ if ((NT_SUCCESS(Status)) || (Status == STATUS_NOT_SUPPORTED))
+ {
+ /* Still unsupported, try ACPI */
+ IoSkipCurrentIrpStackLocation(Irp);
+ Status = IoCallDriver(DeviceExtension->AttachedDevice, Irp);
+ }
+ else
+ {
+ /* Complete the request */
+ Status = Irp->IoStatus.Status;
+ IofCompleteRequest(Irp, IO_NO_INCREMENT);
+ }
+
+ /* Release the remove lock and return status */
+ if (CompBattDebug & 1) DbgPrint("CompBatt: EXITING PnpDispatch\n");
+ return Status;
}
/* EOF */
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