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