mirror of
https://gitlab.com/qemu-project/qemu
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133 lines
5 KiB
C
133 lines
5 KiB
C
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/*
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* GUSEMU32 - persistent GUS register state
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*
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* Copyright (C) 2000-2007 Tibor "TS" Schütz
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef GUSTATE_H
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#define GUSTATE_H
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/*state block offset*/
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#define gusdata (0)
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/* data stored using this structure is in host byte order! */
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/*access type*/
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#define PortRead (0)
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#define PortWrite (1)
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#define Port8Bitacc (0)
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#define Port16Bitacc (1)
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/*voice register offsets (in bytes)*/
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#define VSRegs (0)
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#define VSRControl (0)
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#define VSRegsEnd (VSRControl+VSRegs + 32*(16*2))
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#define VSRFreq (2)
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#define VSRLoopStartHi (4)
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#define VSRLoopStartLo (6)
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#define VSRLoopEndHi (8)
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#define VSRLoopEndLo (10)
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#define VSRVolRampRate (12)
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#define VSRVolRampStartVol (14)
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#define VSRVolRampEndVol (16)
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#define VSRCurrVol (18)
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#define VSRCurrPosHi (20)
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#define VSRCurrPosLo (22)
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#define VSRPanning (24)
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#define VSRVolRampControl (26)
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/*voice register offsets (in words)*/
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#define wVSRegs (0)
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#define wVSRControl (0)
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#define wVSRegsEnd (wVSRControl+wVSRegs + 32*(16))
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#define wVSRFreq (1)
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#define wVSRLoopStartHi (2)
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#define wVSRLoopStartLo (3)
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#define wVSRLoopEndHi (4)
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#define wVSRLoopEndLo (5)
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#define wVSRVolRampRate (6)
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#define wVSRVolRampStartVol (7)
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#define wVSRVolRampEndVol (8)
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#define wVSRCurrVol (9)
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#define wVSRCurrPosHi (10)
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#define wVSRCurrPosLo (11)
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#define wVSRPanning (12)
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#define wVSRVolRampControl (13)
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/*GUS register state block: 32 voices, padding filled with remaining registers*/
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#define DataRegLoByte3x4 (VSRVolRampControl+2)
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#define DataRegWord3x4 (DataRegLoByte3x4)
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#define DataRegHiByte3x5 (VSRVolRampControl+2 +1)
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#define DMA_2xB (VSRVolRampControl+2+2)
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#define IRQ_2xB (VSRVolRampControl+2+3)
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#define RegCtrl_2xF (VSRVolRampControl+2+(16*2))
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#define Jumper_2xB (VSRVolRampControl+2+(16*2)+1)
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#define GUS42DMAStart (VSRVolRampControl+2+(16*2)+2)
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#define GUS43DRAMIOlo (VSRVolRampControl+2+(16*2)*2)
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#define GUSDRAMPOS24bit (GUS43DRAMIOlo)
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#define GUS44DRAMIOhi (VSRVolRampControl+2+(16*2)*2+2)
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#define voicewavetableirq (VSRVolRampControl+2+(16*2)*3) /* voice IRQ pseudoqueue: 1 bit per voice */
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#define voicevolrampirq (VSRVolRampControl+2+(16*2)*4) /* voice IRQ pseudoqueue: 1 bit per voice */
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#define startvoices (VSRVolRampControl+2+(16*2)*5) /* statistics / optimizations */
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#define IRQStatReg2x6 (VSRVolRampControl+2+(16*2)*6)
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#define TimerStatus2x8 (VSRVolRampControl+2+(16*2)*6+1)
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#define TimerDataReg2x9 (VSRVolRampControl+2+(16*2)*6+2)
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#define MixerCtrlReg2x0 (VSRVolRampControl+2+(16*2)*6+3)
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#define VoiceSelReg3x2 (VSRVolRampControl+2+(16*2)*7)
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#define FunkSelReg3x3 (VSRVolRampControl+2+(16*2)*7+1)
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#define AdLibStatus2x8 (VSRVolRampControl+2+(16*2)*7+2)
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#define StatRead_2xF (VSRVolRampControl+2+(16*2)*7+3)
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#define GUS48SampSpeed (VSRVolRampControl+2+(16*2)*8)
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#define GUS41DMACtrl (VSRVolRampControl+2+(16*2)*8+1)
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#define GUS45TimerCtrl (VSRVolRampControl+2+(16*2)*8+2)
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#define GUS46Counter1 (VSRVolRampControl+2+(16*2)*8+3)
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#define GUS47Counter2 (VSRVolRampControl+2+(16*2)*9)
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#define GUS49SampCtrl (VSRVolRampControl+2+(16*2)*9+1)
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#define GUS4cReset (VSRVolRampControl+2+(16*2)*9+2)
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#define NumVoices (VSRVolRampControl+2+(16*2)*9+3)
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#define TimerIRQs (VSRVolRampControl+2+(16*2)*10) /* delayed IRQ, statistics */
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#define BusyTimerIRQs (VSRVolRampControl+2+(16*2)*10+2) /* delayed IRQ, statistics */
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#define AdLibCommand2xA (VSRVolRampControl+2+(16*2)*11)
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#define AdLibData2x9 (VSRVolRampControl+2+(16*2)*11+1)
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#define SB2xCd (VSRVolRampControl+2+(16*2)*11+2)
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#define SB2xE (VSRVolRampControl+2+(16*2)*11+3)
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#define SynVoiceIRQ8f (VSRVolRampControl+2+(16*2)*12)
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#define GUS50DMAHigh (VSRVolRampControl+2+(16*2)*12+1)
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#define portaccesses (VSRegsEnd) /* statistics / suspend mode */
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#define gusdataend (VSRegsEnd+4)
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#endif /* gustate.h */
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