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100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/*
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File: ATIVideo.h
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Contains: xxx put contents here xxx
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Written by: xxx put writers here xxx
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Copyright: © 1993-1994 by Apple Computer, Inc., all rights reserved.
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Change History (most recent first):
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<SM2> 1/5/94 kc Add Function ProtoTypes to prevent compiler warnings.
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<1> 11/5/93 fau first checked in
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<1> 10/27/93 fau first checked in
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<1> 10/19/93 fau first checked in
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*/
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/*-------------------------------------------------------------------------
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*start
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*
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*Name: ATIVideo.h
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*Creator: George D. Wilson Jr.
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*Date: 9/30/92
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*
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*Purpose: Contains special definitions for the ATI video system.
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*
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*Category: Header File
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*File: ATIVideo.h
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*
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*Detailed:
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*
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*Note:
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*
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*History:
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*
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* Date Programmer Modification
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* -------- ---------- -----------------------------------------
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*
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*stop
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*-----------------------------------------------------------------------*/
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//#include "Nub601.h"
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#define kBaseAddress 0x00000000 // Base address of frame buffer for ATI
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#define k1bppEntries 0x01 // Number of CLUT entries for 1 bpp
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#define k2bppEntries 0x03 // Number of CLUT entries for 2 bpp
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#define k4bppEntries 0x0F // Number of CLUT entries for 4 bpp
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#define k8bppEntries 0xFF // Number of CLUT entries for 8 bpp
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#define k16bppEntries 0xFF // Number of CLUT entries for 8 bpp
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#define k24bppEntries 0xFF // Number of CLUT entries for 8 bpp
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#define kSenseLineShift 0x04 // ATI sense line shift amount
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//==========================================================================
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// MMIC monitor values
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//==========================================================================
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#define kMMIC15Code 0x01 // MMIC Video reg value for 15"
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#define kMMIC12Code 0x02 // MMIC Video reg value for 12"
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#define kMMIC13Code 0x06 // MMIC Video reg value for 13"
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#define kMMIC16Code 0x09 // MMIC Video reg value for 16"
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//==========================================================================
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// Ariel bit depth values
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//==========================================================================
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#define kArial1BPPCode 0x01 // MMIC Video reg value for 15"
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#define kArial2BPPCode 0x02 // MMIC Video reg value for 12"
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#define kArial4BPPCode 0x06 // MMIC Video reg value for 13"
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#define kArial8BPPCode 0x09 // MMIC Video reg value for 16"
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#define kArial16BPPCode 0x09 // MMIC Video reg value for 16"
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//==========================================================================
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// ATI hardware video defines
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//==========================================================================
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#define kDACBaseAddr 0xF9800000 // ACDC address
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// #define kADDCBaseAddr (kMySuperSlot | kMazdaLowSpeedBase | 0x00400000)
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#define kArielBaseAddr (kMySuperSlot | 0x00000000)
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#define kMMICBaseAddr (kMySuperSlot | 0x00000000)
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#define kDACAddrReg (kArielBaseAddr | 0x18)
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#define kDACDataReg (kArielBaseAddr | 0x38)
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#define kDACConfigReg (kArielBaseAddr | 0x58)
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#define kDACTestReg (kArielBaseAddr | 0x78)
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#define kMMICBaseAddr 0x00000000
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#define kATISenseLineBase (kMMICBaseAddr )
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//==========================================================================
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// ATI Function ProtoTypes
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//==========================================================================
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void WaitForVBL(void);
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OSErr SlamRegisters(UInt8);
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