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changes to support VGA miniport driver

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svn path=/trunk/; revision=517
This commit is contained in:
Rex Jolliff 1999-05-26 00:39:11 +00:00
parent 36a7c3cf0d
commit d89e0df163
2 changed files with 39 additions and 6 deletions
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38
reactos/drivers/dd/vidport/vidport.c
View file

@ -106,7 +106,7 @@ VideoPortGetBusData(IN PVOID HwDeviceExtension,
UCHAR
VideoPortGetCurrentIrql(VOID)
{
return KeGetCurrentIrql;
return KeGetCurrentIrql();
}
PVOID
@ -115,7 +115,15 @@ VideoPortGetDeviceBase(IN PVOID HwDeviceExtension,
IN ULONG NumberOfUchars,
IN UCHAR InIoSpace)
{
UNIMPLEMENTED;
if (InIoSpace)
{
return MmMapIoSpace(IoAddress, NumberOfUChars, FALSE);
}
else
{
UNIMPLEMENTED;
return NULL;
}
}
VP_STATUS
@ -217,7 +225,9 @@ VideoPortInitialize(IN PVOID Context1,
/* FIXME: Allocate hardware resources for device */
/* Allocate interrupt for device */
if (HwInitializationData->HwInterrupt != NULL)
if (HwInitializationData->HwInterrupt != NULL &&
!(ConfigInfo.BusInterruptLevel == 0 &&
ConfigInfo.BusInterruptVector == 0))
{
ExtensionData->IRQL = ConfigInfo.BusInterruptLevel;
ExtensionData->Interrupt =
@ -311,7 +321,18 @@ VideoPortMapMemory(IN PVOID HwDeviceExtension,
IN PULONG InIoSpace,
OUT PVOID *VirtualAddress)
{
UNIMPLEMENTED;
if (*InIoSpace)
{
*VirtualAddress = MmMapIoSpace(PhyiscalAddress, Length, FALSE);
return *VirtualAddress != NULL ? STATUS_SUCCESS : STATUS_INSUFFICFIENT_RESOURCES;
}
else
{
UNIMPLEMENTED;
}
return STATUS_SUCCESS;
}
VOID
@ -319,7 +340,7 @@ VideoPortMoveMemory(OUT PVOID Destination,
IN PVOID Source,
IN ULONG Length)
{
UNIMPLEMENTED;
RtlMoveMemory(Destination, Source, Length);
}
UCHAR
@ -423,7 +444,12 @@ VideoPortSetBusData(IN PVOID HwDeviceExtension,
IN ULONG Offset,
IN ULONG Length)
{
UNIMPLEMENTED;
return HalSetBusDataByOffset(BusDataType,
0,
SlotNumber,
Buffer,
Offset,
Length);
}
VP_STATUS

7
reactos/include/ddk/ntddvid.h
View file

@ -27,6 +27,13 @@
* interrupts are handled the same as KM drivers.
*/
typedef enum _VP_STATUS
{
NO_ERROR,
ERROR_DEV_NOT_EXIST,
ERROR_INVALID_PARAMETER
} VP_STATUS, *PVP_STATUS;
#define VIDEO_MEMORY_SPACE_MEMORY 0x00
#define VIDEO_MEMORY_SPACE_IO 0x01
#define VIDEO_MEMORY_SPACE_USER_MODE 0x02