| balrog | 423d65f | 2008-01-14 22:09:11 +0000 | [diff] [blame] | 1 | /* |
| 2 | * GUSEMU32 - persistent GUS register state |
| 3 | * |
| 4 | * Copyright (C) 2000-2007 Tibor "TS" Schütz |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #ifndef GUSTATE_H |
| 26 | #define GUSTATE_H |
| 27 | |
| 28 | /*state block offset*/ |
| 29 | #define gusdata (0) |
| 30 | |
| 31 | /* data stored using this structure is in host byte order! */ |
| 32 | |
| 33 | /*access type*/ |
| 34 | #define PortRead (0) |
| 35 | #define PortWrite (1) |
| 36 | |
| 37 | #define Port8Bitacc (0) |
| 38 | #define Port16Bitacc (1) |
| 39 | |
| 40 | /*voice register offsets (in bytes)*/ |
| 41 | #define VSRegs (0) |
| 42 | #define VSRControl (0) |
| 43 | #define VSRegsEnd (VSRControl+VSRegs + 32*(16*2)) |
| 44 | #define VSRFreq (2) |
| 45 | #define VSRLoopStartHi (4) |
| 46 | #define VSRLoopStartLo (6) |
| 47 | #define VSRLoopEndHi (8) |
| 48 | #define VSRLoopEndLo (10) |
| 49 | #define VSRVolRampRate (12) |
| 50 | #define VSRVolRampStartVol (14) |
| 51 | #define VSRVolRampEndVol (16) |
| 52 | #define VSRCurrVol (18) |
| 53 | #define VSRCurrPosHi (20) |
| 54 | #define VSRCurrPosLo (22) |
| 55 | #define VSRPanning (24) |
| 56 | #define VSRVolRampControl (26) |
| 57 | |
| 58 | /*voice register offsets (in words)*/ |
| 59 | #define wVSRegs (0) |
| 60 | #define wVSRControl (0) |
| 61 | #define wVSRegsEnd (wVSRControl+wVSRegs + 32*(16)) |
| 62 | #define wVSRFreq (1) |
| 63 | #define wVSRLoopStartHi (2) |
| 64 | #define wVSRLoopStartLo (3) |
| 65 | #define wVSRLoopEndHi (4) |
| 66 | #define wVSRLoopEndLo (5) |
| 67 | #define wVSRVolRampRate (6) |
| 68 | #define wVSRVolRampStartVol (7) |
| 69 | #define wVSRVolRampEndVol (8) |
| 70 | #define wVSRCurrVol (9) |
| 71 | #define wVSRCurrPosHi (10) |
| 72 | #define wVSRCurrPosLo (11) |
| 73 | #define wVSRPanning (12) |
| 74 | #define wVSRVolRampControl (13) |
| 75 | |
| 76 | /*GUS register state block: 32 voices, padding filled with remaining registers*/ |
| 77 | #define DataRegLoByte3x4 (VSRVolRampControl+2) |
| 78 | #define DataRegWord3x4 (DataRegLoByte3x4) |
| 79 | #define DataRegHiByte3x5 (VSRVolRampControl+2 +1) |
| 80 | #define DMA_2xB (VSRVolRampControl+2+2) |
| 81 | #define IRQ_2xB (VSRVolRampControl+2+3) |
| 82 | |
| 83 | #define RegCtrl_2xF (VSRVolRampControl+2+(16*2)) |
| 84 | #define Jumper_2xB (VSRVolRampControl+2+(16*2)+1) |
| 85 | #define GUS42DMAStart (VSRVolRampControl+2+(16*2)+2) |
| 86 | |
| 87 | #define GUS43DRAMIOlo (VSRVolRampControl+2+(16*2)*2) |
| 88 | #define GUSDRAMPOS24bit (GUS43DRAMIOlo) |
| 89 | #define GUS44DRAMIOhi (VSRVolRampControl+2+(16*2)*2+2) |
| 90 | |
| 91 | #define voicewavetableirq (VSRVolRampControl+2+(16*2)*3) /* voice IRQ pseudoqueue: 1 bit per voice */ |
| 92 | |
| 93 | #define voicevolrampirq (VSRVolRampControl+2+(16*2)*4) /* voice IRQ pseudoqueue: 1 bit per voice */ |
| 94 | |
| 95 | #define startvoices (VSRVolRampControl+2+(16*2)*5) /* statistics / optimizations */ |
| 96 | |
| 97 | #define IRQStatReg2x6 (VSRVolRampControl+2+(16*2)*6) |
| 98 | #define TimerStatus2x8 (VSRVolRampControl+2+(16*2)*6+1) |
| 99 | #define TimerDataReg2x9 (VSRVolRampControl+2+(16*2)*6+2) |
| 100 | #define MixerCtrlReg2x0 (VSRVolRampControl+2+(16*2)*6+3) |
| 101 | |
| 102 | #define VoiceSelReg3x2 (VSRVolRampControl+2+(16*2)*7) |
| 103 | #define FunkSelReg3x3 (VSRVolRampControl+2+(16*2)*7+1) |
| 104 | #define AdLibStatus2x8 (VSRVolRampControl+2+(16*2)*7+2) |
| 105 | #define StatRead_2xF (VSRVolRampControl+2+(16*2)*7+3) |
| 106 | |
| 107 | #define GUS48SampSpeed (VSRVolRampControl+2+(16*2)*8) |
| 108 | #define GUS41DMACtrl (VSRVolRampControl+2+(16*2)*8+1) |
| 109 | #define GUS45TimerCtrl (VSRVolRampControl+2+(16*2)*8+2) |
| 110 | #define GUS46Counter1 (VSRVolRampControl+2+(16*2)*8+3) |
| 111 | |
| 112 | #define GUS47Counter2 (VSRVolRampControl+2+(16*2)*9) |
| 113 | #define GUS49SampCtrl (VSRVolRampControl+2+(16*2)*9+1) |
| 114 | #define GUS4cReset (VSRVolRampControl+2+(16*2)*9+2) |
| 115 | #define NumVoices (VSRVolRampControl+2+(16*2)*9+3) |
| 116 | |
| 117 | #define TimerIRQs (VSRVolRampControl+2+(16*2)*10) /* delayed IRQ, statistics */ |
| 118 | #define BusyTimerIRQs (VSRVolRampControl+2+(16*2)*10+2) /* delayed IRQ, statistics */ |
| 119 | |
| 120 | #define AdLibCommand2xA (VSRVolRampControl+2+(16*2)*11) |
| 121 | #define AdLibData2x9 (VSRVolRampControl+2+(16*2)*11+1) |
| 122 | #define SB2xCd (VSRVolRampControl+2+(16*2)*11+2) |
| 123 | #define SB2xE (VSRVolRampControl+2+(16*2)*11+3) |
| 124 | |
| 125 | #define SynVoiceIRQ8f (VSRVolRampControl+2+(16*2)*12) |
| 126 | #define GUS50DMAHigh (VSRVolRampControl+2+(16*2)*12+1) |
| 127 | |
| 128 | #define portaccesses (VSRegsEnd) /* statistics / suspend mode */ |
| 129 | |
| 130 | #define gusdataend (VSRegsEnd+4) |
| 131 | |
| 132 | #endif /* gustate.h */ |
