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|
/******************************************************************************\
clientlx.c
Copyright © 1997, Matrox Graphics Inc.
All Rights Reserved.
\******************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "xf86_OSproc.h"
#include "xf86Pci.h"
#include "client.h"
#include "mga.h"
CLIENTTABLE ClientFunctions = {
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadConfigSpaceByte,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadConfigSpaceDword,
(ULONG (DECL *)(LPVOID,ULONG,UCHAR)) ClientWriteConfigSpaceByte,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientWriteConfigSpaceDword,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientOpenRegisterBase,
(ULONG (DECL *)(LPVOID)) ClientCloseRegisterBase,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadRegisterByte,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadRegisterDword,
(ULONG (DECL *)(LPVOID,ULONG,UCHAR)) ClientWriteRegisterByte,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientWriteRegisterDword,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientOpenMemoryBase,
(ULONG (DECL *)(LPVOID)) ClientCloseMemoryBase,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadMemoryByte,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadMemoryDword,
(ULONG (DECL *)(LPVOID,ULONG,UCHAR)) ClientWriteMemoryByte,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientWriteMemoryDword,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientOpenSystemDevice,
(ULONG (DECL *)(LPVOID)) ClientCloseSystemDevice,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadSystemDeviceByte,
(ULONG (DECL *)(LPVOID,ULONG,LPVOID)) ClientReadSystemDeviceDword,
(ULONG (DECL *)(LPVOID,ULONG,UCHAR)) ClientWriteSystemDeviceByte,
(ULONG (DECL *)(LPVOID,ULONG,ULONG)) ClientWriteSystemDeviceDword,
(ULONG (DECL *)(LPVOID,ULONG)) ClientWait,
(ULONG (DECL *)(LPVOID,LPVOID,LPVOID)) ClientGetBiosInfo,
(ULONG (DECL *)(LPVOID,LPVOID,ULONG)) ClientReadDDCEdid
};
/******************************************************************************\
Function : ClientReadConfigSpaceByte
Description : Read a Byte from the configuration space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specifib board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR *pucByte | pointer to a byte that will receive
the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadConfigSpaceByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR *pucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr)pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
*pucByte = pciReadByte(pMga->PciTag,ulOffset);
return 0;
}
/******************************************************************************\
Function : ClientReadConfigSpaceDword
Description : Read a Dword from the configuration space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG *pulDword | Dword to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadConfigSpaceDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG *pulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr)pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
*pulDword = pciReadLong(pMga->PciTag,ulOffset);
return 0;
}
/******************************************************************************\
Function : ClientWriteConfigSpaceByte
Description : Write a Byte from the configuration space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR ucByte | Byte to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteConfigSpaceByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR ucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr)pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
pciWriteByte(pMga->PciTag,ulOffset, ucByte);
return 0;
}
/******************************************************************************\
Function : ClientWriteConfigSpaceDword
Description : Write a Dword from the configuration space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG ulDword | Dword containing the data to be written
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteConfigSpaceDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG ulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr)pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
pciWriteLong(pMga->PciTag,ulOffset, ulDword);
return 0;
}
/******************************************************************************\
Function : ClientOpenRegisterBase
Description : Map the register base for future call to ClientReadRegisterX
and ClientWriteRegisterX.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulAddress | Physical address of the Register aperture
ULONG ulSize | Size in Byte of the Register Aperture
Return Val : ULONG
\******************************************************************************/
ULONG ClientOpenRegisterBase(LPBOARDHANDLE pBoard, ULONG ulAddress, ULONG ulSize)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr)pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
pClientStruct->ulRegisterBase = (ULONG) pMga->IOBase;
return 0;
}
/******************************************************************************\
Function : ClientCloseRegisterBase
Description : Unmap the register base address and free resources needed
to address it.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
Return Val : ULONG
\******************************************************************************/
ULONG ClientCloseRegisterBase(LPBOARDHANDLE pBoard)
{
ASSERT_HANDLER(pBoard);
return 0;
}
/******************************************************************************\
Function : ClientReadRegisterByte
Description : Read a byte from the Register space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure.
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR *pucByte | pointer to the byte that will receive
the data.
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadRegisterByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR *pucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*pucByte = *((UCHAR *)(pClientStruct->ulRegisterBase + ulOffset));
return 0;
}
/******************************************************************************\
Function : ClientReadRegisterDword
Description : Read a Dword from the Register space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG *pulDword | pointer to the dword that will receive
the data.
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadRegisterDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG *pulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*pulDword = *((ULONG *)(pClientStruct->ulRegisterBase + ulOffset));
return 0;
}
/******************************************************************************\
Function : ClientWriteRegisterByte
Description : Write a Byte from the Register space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR ucByte | CHAR to receive the data.
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteRegisterByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR ucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*((UCHAR *)(pClientStruct->ulRegisterBase + ulOffset)) = ucByte;
return 0;
}
/******************************************************************************\
Function : ClientWriteRegisterSpaceDword
Description : Write a Dword from the Register space.
I/O Desc. : LPBOARDHANDLE *| pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG ulDword | Dword to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteRegisterDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG ulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*((ULONG *)(pClientStruct->ulRegisterBase + ulOffset)) = ulDword;
return 0;
}
/******************************************************************************\
Function : ClientOpenMemoryBase
Description : Map the Memory base for future call to ClientReadMemoryX
and ClientWriteMemoryX.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulAddress | Physical address of the Register aperture
ULONG ulSize | Size in Byte of the Register Aperture
Return Val : ULONG
\******************************************************************************/
ULONG ClientOpenMemoryBase(LPBOARDHANDLE pBoard, ULONG ulAddress, ULONG ulSize)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
MGAPtr pMga = (MGAPtr) pClientStruct->pMga;
ASSERT_HANDLER(pBoard);
pClientStruct->ulFrameBufferBase = (ULONG) pMga->FbBase;
return 0;
}
/******************************************************************************\
Function : ClientCloseMemoryBase
Description : Unmap the Frame Buffer aperture and free resources
needed to address it.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
Return Val : ULONG
\******************************************************************************/
ULONG ClientCloseMemoryBase(LPBOARDHANDLE pBoard)
{
ASSERT_HANDLER(pBoard);
return 0;
}
/******************************************************************************\
Function : ClientReadMemoryByte
Description : Read a Byte from the Frame Buffer space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR *ucByte | CHAR to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadMemoryByte(LPBOARDHANDLE pBoard, ULONG ulOffset, UCHAR *pucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*pucByte = *((UCHAR *)(pClientStruct->ulFrameBufferBase + ulOffset));
return 0;
}
/******************************************************************************\
Function : ClientReadMemoryDword
Description : Read a Dword from the Frame Buffer Space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG *uDword | Dword to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadMemoryDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG *pulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*pulDword = *((ULONG *)(pClientStruct->ulFrameBufferBase + ulOffset));
return 0;
}
/******************************************************************************\
Function : ClientWriteMemoryByte
Description : Write a Byte from the Frame Buffer space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR ucByte | CHAR to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteMemoryByte(LPBOARDHANDLE pBoard, ULONG ulOffset, UCHAR ucByte)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*((UCHAR *)(pClientStruct->ulFrameBufferBase + ulOffset)) = ucByte;
return 0;
}
/******************************************************************************\
Function : ClientWriteMemoryDword
Description : Write a Dword from the Frame Buffer space.
I/O desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG ulDword | Dword to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteMemoryDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG ulDword)
{
LPCLIENTDATA pClientStruct = MGAGetClientPointer(pBoard);
ASSERT_HANDLER(pBoard);
*((ULONG *)(pClientStruct->ulFrameBufferBase + ulOffset)) = ulDword;
return 0;
}
/******************************************************************************\
Function : ClientOpenSystemDevice
Description : Map a System device aperture for future call to
ClientReadSystemDeviceX and ClientWriteSystemDeviceX.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulAddress | Physical address of the Register aperture
ULONG ulSize | Size in Byte of the Register Aperture
Return Val : ULONG
\******************************************************************************/
ULONG ClientOpenSystemDevice(LPBOARDHANDLE pBoard, ULONG ulAddress,
ULONG ulSize)
{
return 1;
}
/******************************************************************************\
Function : ClientCloseSystemDevice
Description : Unmap the System Device aperture address and free
resources needed to address it.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
Return Val : ULONG
\******************************************************************************/
ULONG ClientCloseSystemDevice (LPBOARDHANDLE pBoard)
{
return 1;
}
/******************************************************************************\
Function : ClientReadSystemDeviceByte
Description : Read a Byte from the device Space.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG pucByte | Byte to read the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadSystemDeviceByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR *pucByte)
{
return 1;
}
/******************************************************************************\
Function : ClientReadSystemDeviceDword
Description : Read a Dword from the Frame Buffer Space
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG ulDword | Dword to Read the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadSystemDeviceDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG *pulDword)
{
return 1;
}
/******************************************************************************\
Function : ClientWriteSystemByte
Description : Write a Byte from the System Device Aperture
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
UCHAR ucByte | Byte to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteSystemDeviceByte(LPBOARDHANDLE pBoard, ULONG ulOffset,
UCHAR ucByte)
{
return 1;
}
/******************************************************************************\
Function : ClientWriteSystemDword
Description : Write a Dword from the System Device Aperture.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulOffset | Offset of the Byte to be read.
ULONG uDword | Dword to receive the data
Return Val : ULONG
\******************************************************************************/
ULONG ClientWriteSystemDeviceDword(LPBOARDHANDLE pBoard, ULONG ulOffset,
ULONG ulDword)
{
return 1;
}
/******************************************************************************\
Function : ClientWait
Description : Wait for ulDelayus micro-seconds.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
ULONG ulDelayus | Delay in uSec
Return Val : ULONG
\******************************************************************************/
ULONG ClientWait (LPBOARDHANDLE pBoard, ULONG ulDelayus)
{
int i;
ULONG ulTmp;
ASSERT_HANDLER(pBoard);
for(i = 0; i < ulDelayus * 3; i++)
{
ClientReadRegisterDword(pBoard,0x1e14,&ulTmp);
}
return 0;
}
/******************************************************************************\
Function : ClientGetBiosInfo
Description : This function will be call if no PINS can be found
in physical EEPROM.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPUCHAR | Buffer where we copy bios pins.
ULONG | Bios version
Return Val : ULONG
\******************************************************************************/
ULONG ClientGetBiosInfo(LPBOARDHANDLE pBoard, LPUCHAR pucPins,LPULONG pulBIOSVersion)
{
Bool bNotFound = TRUE;
UCHAR ucBIOS[32768];
UCHAR ucTmpByte;
UCHAR ucCheckSum;
UCHAR ucPinsIndex;
UCHAR ucPinsSize;
ULONG ulTmpDword;
ULONG ulPinsOffset = 0;
ULONG ulPCIINFOffset;
ASSERT_HANDLER(pBoard);
xf86ReadBIOS(0xc0000,0,ucBIOS,32768);
if(ucBIOS[0] == 0x55)
{
if(ucBIOS[1] == 0xaa)
{
while((ulPinsOffset < 0x10000) && bNotFound)
{
ulTmpDword = *(ULONG *)(ucBIOS + ulPinsOffset);
ucPinsSize = (UCHAR) (ulTmpDword >> 16);
if(((ulTmpDword & 0x0000ffff) == 0x0000412e)
&& ucPinsSize <= 128)
{
ucCheckSum = 0;
for(ucPinsIndex = 0;ucPinsIndex < ucPinsSize; ucPinsIndex++)
{
pucPins[ucPinsIndex] = ucBIOS[ulPinsOffset +
ucPinsIndex];
ucCheckSum += pucPins[ucPinsIndex];
}
if(ucCheckSum == 0)
{
bNotFound = FALSE;
}
}
ulPinsOffset++;
}
if(bNotFound)
{
return 1;
}
ulPCIINFOffset = *(ULONG *)(ucBIOS + 0x18);
ulPCIINFOffset &= 0x0000ffff;
ulTmpDword = *(ULONG *)(ucBIOS + ulPCIINFOffset);
if(ulTmpDword == 0x52494350) /* "PCIR" */
{
ulPCIINFOffset += 0x12;
ulTmpDword = *(ULONG *)(ucBIOS + ulPCIINFOffset);
*pulBIOSVersion = ((ULONG) ((ulTmpDword & 0xf0) >> 4) << 16) |
((ulTmpDword &0xf) << 12) | ((ulTmpDword >> 8)
& 0xff);
}
else
{
return 1;
}
}
else
{
return 1;
}
}
else
{
return 1;
}
if(!*pulBIOSVersion)
{
ucTmpByte = ucBIOS[5];
*pulBIOSVersion = ((ULONG) (ucTmpByte >> 4) << 16) | ((ULONG)
(ucTmpByte & 0x0f) << 12);
}
return 0;
}
/******************************************************************************\
Function : ClientCallBiosInt10
Description : Call the BIOS Int10h with specified parameters.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPBIOSREGS pBiosRegs | Pointor to the Bios register
structure.
Return Val : ULONG
\******************************************************************************/
ULONG ClientCallBiosInt10(LPBOARDHANDLE pBoard, LPBIOSREGS pBiosRegs)
{
ASSERT_HANDLER(pBoard);
return 1;
}
/******************************************************************************\
Function : ClientReadDDCEdid
Description : Not implemented.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPBIOSREGS pBiosRegs | Pointor to the Bios register
structure.
Return Val : ULONG
\******************************************************************************/
ULONG ClientReadDDCEdid(LPBOARDHANDLE pBoard, LPUCHAR pEdid,
ULONG ulMonitorIndex)
{
ASSERT_HANDLER(pBoard);
return 1;
}
/******************************************************************************\
Function : ClientCustomCall
Description : Not implemented.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPBIOSREGS pBiosRegs | Pointor to the Bios register
structure.
Return Val : ULONG
\******************************************************************************/
ULONG ClientCustomCall(LPBOARDHANDLE pBoard, ULONG ulServiceNumber,
LPVOID pInData, LPVOID pOutData)
{
ASSERT_HANDLER(pBoard);
return 1;
}
/******************************************************************************\
Function : ClientApplyEpromPatch
Description : Not implemented.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPBIOSREGS pBiosRegs | Pointor to the Bios register
structure.
Return Val : ULONG
\******************************************************************************/
ULONG ClientApplyEpromPatch(LPBOARDHANDLE pBoard)
{
ASSERT_HANDLER(pBoard);
return 1;
}
/******************************************************************************\
Function : ClientDetectHostInterface
Description : Not implemented.
I/O Desc. : LPBOARDHANDLE pBoard | Handle to the board structure
containing all the information about a specific board.
LPBIOSREGS pBiosRegs | Pointor to the Bios register
structure.
Return Val : ULONG
\******************************************************************************/
ULONG ClientDetectHostInterface(LPBOARDHANDLE pBoard, LPULONG pulData)
{
ASSERT_HANDLER(pBoard);
return 1;
}
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