[sginsberg] 35009: - Fix broken VideoPortSignalDmaComplete definition - Cleanup and reformat dma.c and add missing functions (not yet exported)
1 Aug
2008
1 Aug
'08
2:54 p.m.
Author: sginsberg
Date: Fri Aug 1 09:54:19 2008
New Revision: 35009
URL: http://svn.reactos.org/svn/reactos?rev=35009&view=rev
Log:
- Fix broken VideoPortSignalDmaComplete definition
- Cleanup and reformat dma.c and add missing functions (not yet exported)
Modified:
trunk/reactos/drivers/video/videoprt/dma.c
trunk/reactos/include/ddk/video.h
Modified: trunk/reactos/drivers/video/videoprt/dma.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/video/videoprt/dma…
==============================================================================
--- trunk/reactos/drivers/video/videoprt/dma.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/video/videoprt/dma.c [iso-8859-1] Fri Aug 1 09:54:19 2008
@@ -1,143 +1,274 @@
/*
- * VideoPort driver
- *
- * Copyright (C) 2002, 2003, 2004 ReactOS Team
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; see the file COPYING.LIB.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- */
-
-#include "videoprt.h"
+ * PROJECT: ReactOS Videoport
+ * LICENSE: GPL - See COPYING in the top level directory
+ * FILE: drivers/video/videoprt/dma.c
+ * PURPOSE: Videoport Direct Memory Access Support
+ * PROGRAMMERS: ...
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <videoprt.h>
+#define NDEBUG
+#include <debug.h>
/* PUBLIC FUNCTIONS ***********************************************************/
/*
* @implemented
*/
-
-PVOID NTAPI
-VideoPortAllocateCommonBuffer(
- IN PVOID HwDeviceExtension,
- IN PVP_DMA_ADAPTER VpDmaAdapter,
- IN ULONG DesiredLength,
- OUT PPHYSICAL_ADDRESS LogicalAddress,
- IN BOOLEAN CacheEnabled,
- PVOID Reserved)
-{
- return HalAllocateCommonBuffer(
- (PADAPTER_OBJECT)VpDmaAdapter,
- DesiredLength,
- LogicalAddress,
- CacheEnabled);
-}
-
-/*
- * @implemented
- */
-
-VOID NTAPI
-VideoPortReleaseCommonBuffer(
- IN PVOID HwDeviceExtension,
- IN PVP_DMA_ADAPTER VpDmaAdapter,
- IN ULONG Length,
- IN PHYSICAL_ADDRESS LogicalAddress,
- IN PVOID VirtualAddress,
- IN BOOLEAN CacheEnabled)
-{
- HalFreeCommonBuffer(
- (PADAPTER_OBJECT)VpDmaAdapter,
- Length,
- LogicalAddress,
- VirtualAddress,
- CacheEnabled);
-}
-
-/*
- * @unimplemented
- */
-
-VOID NTAPI
-VideoPortPutDmaAdapter(
- IN PVOID HwDeviceExtension,
- IN PVP_DMA_ADAPTER VpDmaAdapter)
-{
- UNIMPLEMENTED;
-}
-
-/*
- * @unimplemented
- */
-
-PVP_DMA_ADAPTER NTAPI
-VideoPortGetDmaAdapter(
- IN PVOID HwDeviceExtension,
- IN PVP_DEVICE_DESCRIPTION VpDeviceExtension)
-{
- DEVICE_DESCRIPTION DeviceDescription;
- PVIDEO_PORT_DEVICE_EXTENSION DeviceExtension;
- ULONG NumberOfMapRegisters;
- PVP_DMA_ADAPTER Adapter;
-
- DeviceExtension = VIDEO_PORT_GET_DEVICE_EXTENSION(HwDeviceExtension);
-
- TRACE_(VIDEOPRT, "VideoPortGetDmaAdapter\n");
-
- DeviceDescription.Version = DEVICE_DESCRIPTION_VERSION;
- DeviceDescription.Master = TRUE /* ?? */;
- DeviceDescription.ScatterGather = VpDeviceExtension->ScatterGather;
- DeviceDescription.DemandMode = FALSE /* ?? */;
- DeviceDescription.AutoInitialize = FALSE /* ?? */;
- DeviceDescription.Dma32BitAddresses = VpDeviceExtension->Dma32BitAddresses;
- DeviceDescription.IgnoreCount = FALSE /* ?? */;
- DeviceDescription.Reserved1 = FALSE;
- DeviceDescription.BusNumber = DeviceExtension->SystemIoBusNumber;
- DeviceDescription.DmaChannel = 0 /* ?? */;
- DeviceDescription.InterfaceType = DeviceExtension->AdapterInterfaceType;
- DeviceDescription.DmaWidth = Width8Bits;
- DeviceDescription.DmaSpeed = Compatible;
- DeviceDescription.MaximumLength = VpDeviceExtension->MaximumLength;
- DeviceDescription.DmaPort = 0;
-
- Adapter =
- (PVP_DMA_ADAPTER)HalGetAdapter(&DeviceDescription, &NumberOfMapRegisters);
- INFO_(VIDEOPRT, "Adapter %p\n", Adapter);
- return(Adapter);
-}
-
-/*
- * @implemented
- */
-VOID NTAPI
-VideoPortFreeCommonBuffer( IN PVOID HwDeviceExtension,
- IN ULONG Length,
- IN PVOID VirtualAddress,
- IN PHYSICAL_ADDRESS LogicalAddress,
- IN BOOLEAN CacheEnabled)
-{
- DEVICE_DESCRIPTION DeviceDescription;
- PVP_DMA_ADAPTER VpDmaAdapter;
-
- VpDmaAdapter = VideoPortGetDmaAdapter(
- HwDeviceExtension,
- (PVP_DEVICE_DESCRIPTION)&DeviceDescription);
-
- HalFreeCommonBuffer(
- (PADAPTER_OBJECT)VpDmaAdapter,
- Length,
- LogicalAddress,
- VirtualAddress,
- CacheEnabled);
-}
+PVOID
+NTAPI
+VideoPortAllocateCommonBuffer(IN PVOID HwDeviceExtension,
+ IN PVP_DMA_ADAPTER VpDmaAdapter,
+ IN ULONG DesiredLength,
+ OUT PPHYSICAL_ADDRESS LogicalAddress,
+ IN BOOLEAN CacheEnabled,
+ PVOID Reserved)
+{
+ /* Forward to HAL */
+ return HalAllocateCommonBuffer((PADAPTER_OBJECT)VpDmaAdapter,
+ DesiredLength,
+ LogicalAddress,
+ CacheEnabled);
+}
+
+/*
+ * @implemented
+ */
+VOID
+NTAPI
+VideoPortReleaseCommonBuffer(IN PVOID HwDeviceExtension,
+ IN PVP_DMA_ADAPTER VpDmaAdapter,
+ IN ULONG Length,
+ IN PHYSICAL_ADDRESS LogicalAddress,
+ IN PVOID VirtualAddress,
+ IN BOOLEAN CacheEnabled)
+{
+ /* Forward to HAL */
+ HalFreeCommonBuffer((PADAPTER_OBJECT)VpDmaAdapter,
+ Length,
+ LogicalAddress,
+ VirtualAddress,
+ CacheEnabled);
+}
+
+/*
+ * @unimplemented
+ */
+VOID
+NTAPI
+VideoPortPutDmaAdapter(IN PVOID HwDeviceExtension,
+ IN PVP_DMA_ADAPTER VpDmaAdapter)
+{
+ UNIMPLEMENTED;
+}
+
+/*
+ * @implemented
+ */
+PVP_DMA_ADAPTER
+NTAPI
+VideoPortGetDmaAdapter(IN PVOID HwDeviceExtension,
+ IN PVP_DEVICE_DESCRIPTION VpDeviceExtension)
+{
+ DEVICE_DESCRIPTION DeviceDescription;
+ PVIDEO_PORT_DEVICE_EXTENSION DeviceExtension =
VIDEO_PORT_GET_DEVICE_EXTENSION(HwDeviceExtension);
+ ULONG NumberOfMapRegisters;
+
+ /* Zero the structure */
+ RtlZeroMemory(&DeviceDescription,
+ sizeof(DEVICE_DESCRIPTION));
+
+ /* Initialize the structure */
+ DeviceDescription.Version = DEVICE_DESCRIPTION_VERSION;
+ DeviceDescription.Master = TRUE /* ?? */;
+ DeviceDescription.DmaWidth = Width8Bits;
+ DeviceDescription.DmaSpeed = Compatible;
+
+ /* Copy data from caller's device extension */
+ DeviceDescription.ScatterGather = VpDeviceExtension->ScatterGather;
+ DeviceDescription.Dma32BitAddresses = VpDeviceExtension->Dma32BitAddresses;
+ DeviceDescription.Dma64BitAddresses = VpDeviceExtension->Dma64BitAddresses;
+ DeviceDescription.MaximumLength = VpDeviceExtension->MaximumLength;
+
+ /* Copy data from the internal device extension */
+ DeviceDescription.BusNumber = DeviceExtension->SystemIoBusNumber;
+ DeviceDescription.InterfaceType = DeviceExtension->AdapterInterfaceType;
+
+ return (PVP_DMA_ADAPTER)HalGetAdapter(&DeviceDescription,
+ &NumberOfMapRegisters);
+}
+
+/*
+ * @implemented
+ */
+VOID
+NTAPI
+VideoPortFreeCommonBuffer(IN PVOID HwDeviceExtension,
+ IN ULONG Length,
+ IN PVOID VirtualAddress,
+ IN PHYSICAL_ADDRESS LogicalAddress,
+ IN BOOLEAN CacheEnabled)
+{
+ DEVICE_DESCRIPTION DeviceDescription;
+ PVP_DMA_ADAPTER VpDmaAdapter;
+
+ /* FIXME: Broken code*/
+ VpDmaAdapter = VideoPortGetDmaAdapter(HwDeviceExtension,
+
(PVP_DEVICE_DESCRIPTION)&DeviceDescription);
+ HalFreeCommonBuffer((PADAPTER_OBJECT)VpDmaAdapter,
+ Length,
+ LogicalAddress,
+ VirtualAddress,
+ CacheEnabled);
+}
+
+/*
+ * @unimplemented
+ */
+PVOID
+NTAPI
+VideoPortGetCommonBuffer(IN PVOID HwDeviceExtension,
+ IN ULONG DesiredLength,
+ IN ULONG Alignment,
+ OUT PPHYSICAL_ADDRESS LogicalAddress,
+ OUT PULONG pActualLength,
+ IN BOOLEAN CacheEnabled)
+{
+ UNIMPLEMENTED;
+ return NULL;
+}
+
+/*
+ * @implemented
+ */
+BOOLEAN
+NTAPI
+VideoPortUnmapDmaMemory(
+ PVOID HwDeviceExtension,
+ PVOID VirtualAddress,
+ HANDLE ProcessHandle,
+ PDMA BoardMemoryHandle)
+{
+ /* Deprecated */
+ return FALSE;
+}
+
+/*
+ * @implemented
+ */
+PDMA
+NTAPI
+VideoPortMapDmaMemory(IN PVOID HwDeviceExtension,
+ IN PVIDEO_REQUEST_PACKET pVrp,
+ IN PHYSICAL_ADDRESS BoardAddress,
+ IN PULONG Length,
+ IN PULONG InIoSpace,
+ IN PVOID MappedUserEvent,
+ IN PVOID DisplayDriverEvent,
+ IN OUT PVOID *VirtualAddress)
+{
+ /* Deprecated */
+ return NULL;
+}
+
+/*
+ * @implemented
+ */
+VOID
+NTAPI
+VideoPortSetDmaContext(IN PVOID HwDeviceExtension,
+ OUT PDMA pDma,
+ IN PVOID InstanceContext)
+{
+ /* Deprecated */
+ return;
+}
+
+/*
+ * @implemented
+ */
+BOOLEAN
+NTAPI
+VideoPortSignalDmaComplete(IN PVOID HwDeviceExtension,
+ IN PDMA pDmaHandle)
+{
+ /* Deprecated */
+ return FALSE;
+}
+
+/*
+ * @unimplemented
+ */
+VP_STATUS
+NTAPI
+VideoPortStartDma(IN PVOID HwDeviceExtension,
+ IN PVP_DMA_ADAPTER VpDmaAdapter,
+ IN PVOID Mdl,
+ IN ULONG Offset,
+ IN OUT PULONG pLength,
+ IN PEXECUTE_DMA ExecuteDmaRoutine,
+ IN PVOID Context,
+ IN BOOLEAN WriteToDevice)
+{
+ UNIMPLEMENTED;
+
+ /* Lie and return success */
+ return NO_ERROR;
+}
+
+/*
+ * @implemented
+ */
+PVOID
+NTAPI
+VideoPortGetDmaContext(IN PVOID HwDeviceExtension,
+ IN PDMA pDma)
+{
+ /* Deprecated */
+ return NULL;
+}
+
+/*
+ * @implemented
+ */
+PDMA
+NTAPI
+VideoPortDoDma(IN PVOID HwDeviceExtension,
+ IN PDMA pDma,
+ IN DMA_FLAGS DmaFlags)
+{
+ /* Deprecated */
+ return NULL;
+}
+
+/*
+ * @unimplemented
+ */
+PDMA
+NTAPI
+VideoPortAssociateEventsWithDmaHandle(IN PVOID HwDeviceExtension,
+ IN OUT PVIDEO_REQUEST_PACKET pVrp,
+ IN PVOID MappedUserEvent,
+ IN PVOID DisplayDriverEvent)
+{
+ UNIMPLEMENTED;
+ return NULL;
+}
+
+/*
+ * @unimplemented
+ */
+VP_STATUS
+NTAPI
+VideoPortCompleteDma(IN PVOID HwDeviceExtension,
+ IN PVP_DMA_ADAPTER VpDmaAdapter,
+ IN PVP_SCATTER_GATHER_LIST VpScatterGather,
+ IN BOOLEAN WriteToDevice)
+{
+ UNIMPLEMENTED;
+
+ /* Lie and return success */
+ return NO_ERROR;
+}
Modified: trunk/reactos/include/ddk/video.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/include/ddk/video.h?rev=35…
==============================================================================
--- trunk/reactos/include/ddk/video.h [iso-8859-1] (original)
+++ trunk/reactos/include/ddk/video.h [iso-8859-1] Fri Aug 1 09:54:19 2008
@@ -1348,7 +1348,7 @@
DDKAPI
VideoPortSignalDmaComplete(
IN PVOID HwDeviceExtension,
- IN PVOID pDmaHandle);
+ IN PDMA pDmaHandle);
VPAPI
VOID
5990
days inactive
5990
days old
0 comments
1 participants
participants (1)
-
sginsberg＠svn.reactos.org