Gravis Ultrasound GF1 sound card emulation (malc).

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3921 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 132 insertions, 0 deletions

diff --git a/hw/gustate.h b/hw/gustate.h
new file mode 100644
index 0000000000..ece903abb9
--- /dev/null
+++ b/hw/gustate.h
@@ -0,0 +1,132 @@
+/*
+ * 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 */