qemu

FORK: QEMU emulator
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gustate.h (5083B)

      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 */