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Added code to implement videoport driver

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svn path=/trunk/; revision=514
This commit is contained in:
Rex Jolliff 1999-05-25 03:19:47 +00:00
parent 47ee1b5a90
commit 5f710be5ef
2 changed files with 113 additions and 30 deletions
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129
reactos/drivers/dd/vidport/vidport.c
View file

@ -6,7 +6,9 @@
#include <ddk/ntddk.h>
#include <ddk/ntddvid.h>
#define UNIMPLEMENTED DbgPrint("%s:%d: Function not implemented", __FILE__, __LINE__)
#include "vidport.h"
#define UNIMPLEMENTED do {DbgPrint("%s:%d: Function not implemented", __FILE__, __LINE__); for(;;);} while (0)
#define VERSION "0.0.0"
@ -56,7 +58,7 @@ VideoPortCompareMemory(IN PVOID Source1,
IN PVOID Source2,
IN ULONG Length)
{
UNIMPLEMENTED;
return RtlCompareMemory(Source1, Source2, Length);
}
VOID
@ -93,13 +95,18 @@ VideoPortGetBusData(IN PVOID HwDeviceExtension,
IN ULONG Offset,
IN ULONG Length)
{
UNIMPLEMENTED;
return HalGetBusDataByOffset(BusDataType,
0,
SlotNumber,
Buffer,
Offset,
Length);
}
UCHAR
VideoPortGetCurrentIrql(VOID)
{
UNIMPLEMENTED;
return KeGetCurrentIrql;
}
PVOID
@ -157,6 +164,7 @@ VideoPortInitialize(IN PVOID Context1,
PDRIVER_OBJECT MPDriverObject = (PDRIVER_OBJECT) Context1;
PDEVICE_OBJECT MPDeviceObject;
VIDEO_PORT_CONFIG_INFO ConfigInfo;
VIDEOPORT_DEVICE_EXTENSION_DATA ExtensionData;
/* Build Dispatch table from passed data */
MPDriverObject->DriverStartIo = HwInitializationData->HwStartIO;
@ -172,7 +180,8 @@ VideoPortInitialize(IN PVOID Context1,
/* Create the device */
RC = IoCreateDevice(MPDriverObject,
HwInitializationData->HwDeviceExtensionSize,
HwInitializationData->HwDeviceExtensionSize +
sizeof VIDEOPORT_EXTENSION_DATA,
&UnicodeName,
FILE_DEVICE_VIDEO,
0,
@ -183,31 +192,85 @@ VideoPortInitialize(IN PVOID Context1,
DbgPrint("IoCreateDevice call failed\n",0);
return RC;
}
ExtensionData =
(PVIDEOPORT_EXTENSION_DATA) MPDeviceObject->DeviceExtension;
ExtensionData->DeviceObject = MPDeviceObject;
/* Set the buffering strategy here... */
MPDeviceObject->Flags |= DO_BUFFERED_IO;
/* Call HwFindAdapter entry point */
/* FIXME: Need to figure out what string to pass as param 3 */
if (!HwInitializationData->HwFindAdapter(MPDeviceObject->DeviceExtension,
Context2,
"",
&ConfigInfo,
&Again))
Status = HwInitializationData->HwFindAdapter(VPExtensionToMPExtension(ExtensionData),
Context2,
"",
&ConfigInfo,
&Again);
if (!NT_SUCCESS(Status))
{
DbgPrint("HwFindAdapter call failed");
/* FIXME: should deallocate device here */
IoDeleteDevice(MPDeviceObject);
return STATUS_UNSUCCESSFUL;
return Status;
}
/* FIXME: Allocate hardware resources for device */
/* FIXME: Allocate interrupt for device */
/* Allocate interrupt for device */
if (HwInitializationData->HwInterrupt != NULL)
{
ExtensionData->IRQL = ConfigInfo.BusInterruptLevel;
ExtensionData->Interrupt =
HalGetinterruptVector(ConfigInfo.AdapterInterfaceType,
ConfigInfo.SystemIoBusNumber,
ConfigInfo.BusInterruptLevel,
ConfigInfo.BufInterruptVector,
&ExtensionData->IRQL,
&ExtensionData->Affinity);
KeInitializeSpinLock(&ExtensionData->InterruptSpinLock);
Status = IoConnectInterrupt(&ExtensionData->InterruptObject,
HwInitializationData->HwInterrupt,
VPExtensionToMPExtension(ExtensionData),
&ExtensionData->InterruptSpinLock,
ExtensionData->InterruptLevel,
ExtensionData->IRQL,
ExtensionData->IRQL,
ConfigData.InterruptMode,
FALSE,
ExtensionData->Affinity,
FALSE);
if (!NT_SUCCESS(Status))
{
DbgPrint("IoConnectInterrupt failed\n");
IoDeleteDevice(MPDeviceObject);
return Status;
}
}
}
while (&Again);
/* FIXME: initialize timer routine for MP Driver */
if (HwInitialization->HwTimer != NULL)
{
Status = IoInitializeTimer(MPDeviceObject,
HwInitialization->HwTimer,
VPExtensionTPMPExtension(ExtensionData));
if (!NT_SUCCESS(Status))
{
DbgPrint("IoInitializeTimer failed\n");
if (HwInitializationData->HwInterrupt != NULL)
{
IoDisconnectInterrupt(&ExtensionData->InterruptObject);
}
IoDeleteDevice(MPDeviceObject);
return Status;
}
}
return STATUS_SUCCESS;
}
@ -262,19 +325,19 @@ VideoPortMoveMemory(OUT PVOID Destination,
UCHAR
VideoPortReadPortUchar(IN PUCHAR Port)
{
UNIMPLEMENTED;
return READ_PORT_UCHAR(Port);
}
USHORT
VideoPortReadPortUshort(IN PUSHORT Port)
{
UNIMPLEMENTED;
return READ_PORT_USHORT(Port);
}
ULONG
VideoPortReadPortUlong(IN PULONG Port)
{
UNIMPLEMENTED;
return READ_PORT_ULONG(Port);
}
VOID
@ -282,7 +345,7 @@ VideoPortReadPortBufferUchar(IN PUCHAR Port,
OUT PUCHAR Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_PORT_BUFFER_UCHAR(Port, Buffer, Count);
}
VOID
@ -290,7 +353,7 @@ VideoPortReadPortBufferUshort(IN PUSHORT Port,
OUT PUSHORT Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_PORT_BUFFER_USHORT(Port, Buffer, Count);
}
VOID
@ -298,25 +361,25 @@ VideoPortReadPortBufferUlong(IN PULONG Port,
OUT PULONG Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_PORT_BUFFER_ULONG(Port, Buffer, Count);
}
UCHAR
VideoPortReadRegisterUchar(IN PUCHAR Register)
{
UNIMPLEMENTED;
return READ_REGISTER_UCHAR(Register);
}
USHORT
VideoPortReadRegisterUshort(IN PUSHORT Register)
{
UNIMPLEMENTED;
return READ_REGISTER_USHORT(Register);
}
ULONG
VideoPortReadRegisterUlong(IN PULONG Register)
{
UNIMPLEMENTED;
return READ_REGISTER_ULONG(Register);
}
VOID
@ -324,7 +387,7 @@ VideoPortReadRegisterBufferUchar(IN PUCHAR Register,
OUT PUCHAR Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_REGISTER_BUFFER_UCHAR(Register, Buffer, Count);
}
VOID
@ -332,7 +395,7 @@ VideoPortReadRegisterBufferUshort(IN PUSHORT Register,
OUT PUSHORT Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_REGISTER_BUFFER_USHORT(Register, Buffer, Count);
}
VOID
@ -340,7 +403,7 @@ VideoPortReadRegisterBufferUlong(IN PULONG Register,
OUT PULONG Buffer,
IN ULONG Count)
{
UNIMPLEMENTED;
READ_REGISTER_BUFFER_ULONG(Register, Buffer, Count);
}
BOOLEAN
@ -383,19 +446,25 @@ VideoPortSetTrappedEmulatorPorts(IN PVOID HwDeviceExtension,
VOID
VideoPortStallExecution(IN ULONG Microseconds)
{
UNIMPLEMENTED;
KeStallExecutionProcessor(Microseconds);
}
VOID
VideoPortStartTimer(IN PVOID HwDeviceExtension)
{
UNIMPLEMENTED;
PVIDEOPORT_EXTENSION_DATA ExtensionData =
MPExtensionToVPExtension(HwDeviceExtension);
IoStartTimer(ExtensionData->DeviceObject);
}
VOID
VideoPortStopTimer(IN PVOID HwDeviceExtension)
{
UNIMPLEMENTED;
PVIDEOPORT_EXTENSION_DATA ExtensionData =
MPExtensionToVPExtension(HwDeviceExtension);
IoStopTimer(ExtensionData->DeviceObject);
}
BOOLEAN

14
reactos/drivers/dd/vidport/vidport.h Normal file
View file

@ -0,0 +1,14 @@
typedef struct _VIDEOPORT_EXTENSTION_DATA
{
PDEVICE_OBJECT DeviceObject;
KINTERRUPT InterruptObject;
KSPIN_LOCK InterruptSpinLock;
ULONG InterruptLevel;
KIRQL IRQL;
KAFFINITY Affinity;
} VIDEOPORT_EXTENSION_DATA, *PVIDEOPORT_EXTENSION_DATA;
#define MPExtensionToVPExtension(MPX) \
(PVIDEOPORT_EXTENSION_DATA) ((DWORD) (MPX) - sizeof VIDEOPORT_EXTENSION_DATA)