mirror of
https://github.com/elliotnunn/mac-rom.git
synced 2025-01-05 23:30:34 +00:00
611 lines
12 KiB
C
611 lines
12 KiB
C
|
/*
|
|||
|
|
File: ATIDrvr.c
|
|||
|
|
|
|||
|
|
Contains: xxx put contents here xxx
|
|||
|
|
|
|||
|
|
Written by: xxx put writers here xxx
|
|||
|
|
|
|||
|
|
Copyright: <EFBFBD> 1993 by Apple Computer, Inc., all rights reserved.
|
|||
|
|
|
|||
|
|
Change History (most recent first):
|
|||
|
|
|
|||
|
|
<1> 11/5/93 fau first checked in
|
|||
|
|
<1> 10/27/93 fau first checked in
|
|||
|
|
<1> 10/19/93 fau first checked in
|
|||
|
|
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: ATIDriver.c
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 8/15/93
|
|||
|
|
*
|
|||
|
|
*Purpose: Main interface file for ATI video driver.
|
|||
|
|
*
|
|||
|
|
*Category: Macintosh driver
|
|||
|
|
*File: ATIDrvr.c
|
|||
|
|
*
|
|||
|
|
*Exports: OpenDRVR - Handles initialization of driver.
|
|||
|
|
* CloseDRVR - Handles shutdown of driver.
|
|||
|
|
* ControlDRVR - Handles driver control calls.
|
|||
|
|
* StatusDRVR - Handles driver status calls.
|
|||
|
|
* WaitForVBL - Returns when vertical blanking is active.
|
|||
|
|
*
|
|||
|
|
*Locals:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*
|
|||
|
|
* Includes
|
|||
|
|
*
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
#include <Types.h>
|
|||
|
|
#include <Video.h>
|
|||
|
|
#include <Devices.h>
|
|||
|
|
#include <Errors.h>
|
|||
|
|
#include <OSUtils.h>
|
|||
|
|
#include <Slots.h>
|
|||
|
|
#include <Memory.h>
|
|||
|
|
#include <Retrace.h>
|
|||
|
|
|
|||
|
|
#include "ATIStdTypes.h"
|
|||
|
|
#include "ATI.h"
|
|||
|
|
#include "ATIDrvr.h"
|
|||
|
|
#include "ATIVideo.h"
|
|||
|
|
|
|||
|
|
#include "NubEqu.h"
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*
|
|||
|
|
* Imported Procedures
|
|||
|
|
*
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
extern UInt16 GetRowBytes(UInt8 monitorID, UInt8 videoMode, UInt8 theSlot);
|
|||
|
|
|
|||
|
|
extern void IntHandlerNuBus();
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*
|
|||
|
|
* Exported Procedures
|
|||
|
|
*
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
UInt16 OpenDRVR (CntrlParam *pb, AuxDCEPtr dce);
|
|||
|
|
UInt16 CloseDRVR (CntrlParam *pb, DCtlPtr dce);
|
|||
|
|
UInt16 ControlDRVR (CntrlParam *pb, DCtlPtr dce);
|
|||
|
|
UInt16 StatusDRVR (CntrlParam *pb, DCtlPtr dce);
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*
|
|||
|
|
* Beginning of Procedure Definitions
|
|||
|
|
*
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: WaitForVBL
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
void WaitForVBL()
|
|||
|
|
{
|
|||
|
|
short i=0;
|
|||
|
|
|
|||
|
|
i = i+1;
|
|||
|
|
// DebugStr("\pWaitForVBL");
|
|||
|
|
|
|||
|
|
|
|||
|
|
} /* End of WaitForVBL */
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: InstallInterruptRoutine
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
void InstallInterruptRoutine(DCtlPtr dce)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
// OSErr err;
|
|||
|
|
globalsPtr g;
|
|||
|
|
// UInt32 intHi;
|
|||
|
|
|
|||
|
|
// DebugStr("\pInstallInterruptRoutine");
|
|||
|
|
|
|||
|
|
g = (globalsPtr) *(dce->dCtlStorage);
|
|||
|
|
|
|||
|
|
// RegisterNubInt(kVideoLineInt,(InterruptHdlr) IntHandlerNuBus,(long) dce);
|
|||
|
|
|
|||
|
|
g->gInterruptsEnabled = kVBLInterruptEnabled;
|
|||
|
|
|
|||
|
|
} /* End of InstallInterruptRoutine */
|
|||
|
|
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: RemoveInterruptRoutine
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
void RemoveInterruptRoutine(DCtlPtr dce)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
// OSErr err;
|
|||
|
|
globalsPtr g;
|
|||
|
|
|
|||
|
|
// DebugStr("\pRemoveInterruptRoutine");
|
|||
|
|
|
|||
|
|
g = (globalsPtr) *(dce->dCtlStorage);
|
|||
|
|
if ( g->gInterruptsEnabled ) {
|
|||
|
|
WaitForVBL();
|
|||
|
|
if ( *(long*)(kMySlot | kNMRQDisable) );
|
|||
|
|
// RemoveNubInt(kVideoLineInt);
|
|||
|
|
g->gInterruptsEnabled = kVBLInterruptDisabled;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: OpenDRVR
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
UInt16 OpenDRVR (CntrlParam *pb, AuxDCEPtr dce)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
#pragma unused(pb)
|
|||
|
|
|
|||
|
|
globalsPtr g;
|
|||
|
|
Handle globs;
|
|||
|
|
UInt16 i;
|
|||
|
|
SpBlock spPb;
|
|||
|
|
// OSErr err;
|
|||
|
|
SPRAMRecord sPRAM;
|
|||
|
|
UInt8 videoMode;
|
|||
|
|
|
|||
|
|
// DebugStr("\pOpenDRVR");
|
|||
|
|
|
|||
|
|
globs = nil;
|
|||
|
|
ResrvMem(GLOBALSSIZE);
|
|||
|
|
globs = NewHandleSysClear(GLOBALSSIZE);
|
|||
|
|
if ( globs == nil ) return(openErr);
|
|||
|
|
|
|||
|
|
dce->dCtlStorage = globs;
|
|||
|
|
HLock(globs);
|
|||
|
|
g = (globalsPtr) *(globs);
|
|||
|
|
|
|||
|
|
//==========================================================================
|
|||
|
|
// Zero all global data stuff
|
|||
|
|
//==========================================================================
|
|||
|
|
g->gGammaPtr = nil;
|
|||
|
|
g->gCurrentPage = kOurVidPage;
|
|||
|
|
g->gCurrentMode = kFirstVideoMode; // 8 bpp Fix this later <20><><EFBFBD>
|
|||
|
|
g->gBaseAddr = (Ptr) (kATIVRAMAddr);
|
|||
|
|
g->gFBBaseAddr = (Ptr) (kATIVRAMAddr);
|
|||
|
|
g->gInterruptsEnabled = kVBLInterruptEnabled;
|
|||
|
|
g->gMonoOnly = false; // Device supports color <20><><EFBFBD>
|
|||
|
|
g->gLuminanceMode = false; // Current mode is color <20><><EFBFBD>
|
|||
|
|
g->gDirectMode = false;
|
|||
|
|
g->gNumLines = kNumLines480; // 13" is 480 <20><><EFBFBD>
|
|||
|
|
g->gBigSlotNum = dce->dCtlSlot;
|
|||
|
|
g->gSlotNum = dce->dCtlSlot;
|
|||
|
|
|
|||
|
|
videoMode = kFirstVideoMode;
|
|||
|
|
|
|||
|
|
spPb.spSlot = g->gSlotNum;
|
|||
|
|
spPb.spResult = &sPRAM;
|
|||
|
|
#if 0
|
|||
|
|
err = SReadPRAMRec(&spPb);
|
|||
|
|
if ( err == noErr ) { // Did we get our PRAM?
|
|||
|
|
g->gMonitorID = sPRAM.vendorUse4; // No save the monitor ID
|
|||
|
|
g->gCurrentMode = sPRAM.vendorUse1; // Use the first video mode
|
|||
|
|
if ( g->gCurrentMode > kFirstVideoMode ) {
|
|||
|
|
g->gDirectMode = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#else
|
|||
|
|
g->gDirectMode = false;
|
|||
|
|
g->gMonitorID = kRGB1312; // No save the monitor ID
|
|||
|
|
g->gCurrentMode = kFirstVideoMode;
|
|||
|
|
#endif
|
|||
|
|
g->gRowBytes = GetRowBytes(g->gMonitorID,g->gCurrentMode,g->gSlotNum);
|
|||
|
|
|
|||
|
|
//==========================================================================
|
|||
|
|
// Get or build gamma table
|
|||
|
|
//==========================================================================
|
|||
|
|
g->gGammaPtr = (GammaTablePtr) NewPtrSysClear(sizeof(GammaTable));
|
|||
|
|
if ( g->gGammaPtr ) {
|
|||
|
|
g->gGammaPtr->gFormulaSize = 0;
|
|||
|
|
g->gGammaPtr->gChanCnt = 1;
|
|||
|
|
g->gGammaPtr->gDataCnt = 3;
|
|||
|
|
g->gGammaPtr->gDataCnt = 256;
|
|||
|
|
g->gGammaPtr->gDataWidth = 0x0008;
|
|||
|
|
for ( i = 0; i < kNumCLUTEntries; i++ ) {
|
|||
|
|
g->gGammaPtr->gFormulaData[i] = i;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#ifndef ROM
|
|||
|
|
// InitNubInts();
|
|||
|
|
// InitNubIntMgr();
|
|||
|
|
#endif
|
|||
|
|
// InstallInterruptRoutine(dce);
|
|||
|
|
|
|||
|
|
#ifdef ROM
|
|||
|
|
// err = AttachVBL(0x0E);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
return(noErr); // Say open was successful
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: CloseDRVR
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
UInt16 CloseDRVR (CntrlParam *pb, DCtlPtr dce)
|
|||
|
|
{
|
|||
|
|
#pragma unused(pb)
|
|||
|
|
globalsPtr g;
|
|||
|
|
UInt8 mmuMode;
|
|||
|
|
|
|||
|
|
// DebugStr("\pCloseDRVR");
|
|||
|
|
|
|||
|
|
g = (globalsPtr) *(dce->dCtlStorage);
|
|||
|
|
mmuMode = true32b;
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
DoDisableVideo(g->gBigSlotNum); // Turn the video system off
|
|||
|
|
if ( g->gGammaPtr ) { // If we have a gamma table
|
|||
|
|
DisposPtr((Ptr) (g->gGammaPtr)); // Release the memory
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if ( g->gInterruptsEnabled ) { // If cursor interrupts are enabled
|
|||
|
|
// RemoveInterruptRoutine(dce); // Disable them
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
DisposHandle(dce->dCtlStorage); // Release driver globals storage
|
|||
|
|
return(noErr); // Say open was successful
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: ControlDRVR
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
UInt16 ControlDRVR (CntrlParam *pb, DCtlPtr dce)
|
|||
|
|
{
|
|||
|
|
Int16 message; // The control call being made
|
|||
|
|
OSErr err;
|
|||
|
|
globalsPtr g;
|
|||
|
|
UInt8 mmuMode;
|
|||
|
|
|
|||
|
|
// DebugStr("\pControlDRVR");
|
|||
|
|
|
|||
|
|
g = (globalsPtr) *(dce->dCtlStorage);
|
|||
|
|
mmuMode = true32b;
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
message = pb->csCode;
|
|||
|
|
|
|||
|
|
switch ( message ) {
|
|||
|
|
case cscReset:
|
|||
|
|
err = DoVideoReset((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
// case cscKillIO:
|
|||
|
|
// err = DoKillIO((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
// break;
|
|||
|
|
case cscSetMode:
|
|||
|
|
err = DoSetVideoMode((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscSetEntries:
|
|||
|
|
err = DoSetEntries((VDSetEntryPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscSetGamma:
|
|||
|
|
err = DoSetGamma((VDGamRecPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGrayScreen:
|
|||
|
|
err = DoGrayPage((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscSetGray:
|
|||
|
|
err = DoSetGray((VDGrayPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscSetInterrupt:
|
|||
|
|
err = DoSetInterrupt((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscDirectSetEntries:
|
|||
|
|
err = DoDirectSetEntries((VDSetEntryPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscSetDefaultMode:
|
|||
|
|
err = DoSetDefaultMode((VDDefModePtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case 200:
|
|||
|
|
err = noErr;
|
|||
|
|
break;
|
|||
|
|
default: err = controlErr;
|
|||
|
|
|
|||
|
|
} // End switch
|
|||
|
|
pb->ioResult = err;
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
return(err);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*start
|
|||
|
|
*
|
|||
|
|
*Name: StatusDRVR
|
|||
|
|
*Creator: George D. Wilson Jr.
|
|||
|
|
*Date: 3/20/92
|
|||
|
|
*
|
|||
|
|
*Purpose:
|
|||
|
|
*
|
|||
|
|
*Category:
|
|||
|
|
*File:
|
|||
|
|
*
|
|||
|
|
*Calls:
|
|||
|
|
*
|
|||
|
|
*Called By:
|
|||
|
|
*
|
|||
|
|
*Entry:
|
|||
|
|
*
|
|||
|
|
*Alters:
|
|||
|
|
*
|
|||
|
|
*Exit:
|
|||
|
|
*
|
|||
|
|
*Detailed:
|
|||
|
|
*
|
|||
|
|
*Algorithm:
|
|||
|
|
*
|
|||
|
|
*Note:
|
|||
|
|
*
|
|||
|
|
*History:
|
|||
|
|
*
|
|||
|
|
* Date Programmer Modification
|
|||
|
|
* -------- ---------- -----------------------------------------
|
|||
|
|
*
|
|||
|
|
*stop
|
|||
|
|
*-----------------------------------------------------------------------*/
|
|||
|
|
UInt16 StatusDRVR (CntrlParam *pb, DCtlPtr dce)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
Int16 message; // The control call being made
|
|||
|
|
OSErr err; // Error code returned from routine
|
|||
|
|
globalsPtr g;
|
|||
|
|
UInt8 mmuMode;
|
|||
|
|
|
|||
|
|
// DebugStr("\pStatusDRVR");
|
|||
|
|
|
|||
|
|
g = (globalsPtr) *(dce->dCtlStorage);
|
|||
|
|
mmuMode = true32b;
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
message = pb->csCode;
|
|||
|
|
err = statusErr; // Standard error code
|
|||
|
|
|
|||
|
|
switch ( message ) {
|
|||
|
|
case cscGetMode:
|
|||
|
|
err = DoGetMode((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetEntries:
|
|||
|
|
err = DoGetEntries((VDSetEntryPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetPageCnt:
|
|||
|
|
err = DoGetPages((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetBaseAddr:
|
|||
|
|
err = DoGetBaseAddr((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetGray:
|
|||
|
|
err = DoGetGray((VDGrayPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetInterrupt:
|
|||
|
|
err = DoGetInterrupt((VDPgInfoPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetGamma:
|
|||
|
|
err = DoGetGamma((VDGamRecPtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
case cscGetDefaultMode:
|
|||
|
|
err = DoGetDefaultMode((VDDefModePtr) *((UInt32 *) &(pb->csParam[0])), dce);
|
|||
|
|
break;
|
|||
|
|
} // End switch
|
|||
|
|
pb->ioResult = err; // Pass result code on
|
|||
|
|
SwapMMUMode(&mmuMode);
|
|||
|
|
return(err);
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*-------------------------------------------------------------------------
|
|||
|
|
*
|
|||
|
|
* End of Module
|
|||
|
|
*
|
|||
|
|
*-----------------------------------------------------------------------*/
|