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impulsetracker/SoundDrivers/GUSMAXMX.ASM

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41 KiB
NASM
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initial work on port updated readme, new "build system," fixed some errors
2023-03-09 21:35:56 -08:00
;
; Windows Sound System Driver, with GUS PnP detection, MMX mixing.
;
.386P
Segment DriverHeader PARA Public 'Code' Use16
Assume CS:Driver, DS:Nothing
;***** Driver Header *******
include drhead.inc
include mmx.inc
EndS
Segment Driver PARA Public 'Code' Use16
Assume CS:Driver, DS:Nothing
ORG 0
StartDriver:
include vtable.inc
;******** Required ProcedureTable *************
include reqproc.inc
;**********************************
STEREOENABLED EQU 1
DMABUFFERLENGTH EQU 8192
MIXRESOLUTION EQU 32 ; 32 bit mixing for
OUTPUTFILTERENABLED EQU 0
FPSave DB 128 Dup (0)
DMASize DW 2048
WSSMsg DB "GUS CS4231 Codec MMX", 13
DB "Port ", 0FDh, "Xh, IRQ ", 0FDh, "D, DMA ", 0FDh, "D", 0
WSSNoMemoryMsg DB "GUS CS4231 Codec MMX", 13
DB "Error: Insufficient memory", 0
ReinitMsg DB "GUS CS4231 Codec reinitialised", 0
DriverName DB "ITGUSMAX.MMX", 0
Forced DB 0
Stereo DB 0
MixVolume DW 0
BytesToMix DW 1000
WSSMixConst DB 0
MixSegment DW 0
MixTransferOffset DW 0
MixTransferRemaining DW 0
CONFIGURATIONOFFSET EQU $+128
CONFIGSIZE EQU 4
MixMode DW 0
MixModeOffset DW 0
IMR DW 0
OldWSSIRQHandler DD 0
MixSpeedTable DW 5513, 41h
DW 6615, 4Fh
DW 8000, 40h
DW 9600, 4Eh
DW 11025, 43h
DW 16000, 42h
DW 18900, 45h
DW 22050, 47h
DW 27429, 44h
DW 32000, 46h
DW 33075, 4Dh
DW 37800, 49h
DW 44100, 4Bh
DW 48000, 4Ch
DW 54860, 48h
DW 64000, 4Ah
IRQData Label Word
DW 20h, 1111111111111110b ; IRQ 0
DW 24h, 1111111111111101b ; IRQ 1
DW 28h, 1111110111111011b ; IRQ 2
DW 2Ch, 1111111111110111b ; IRQ 3
DW 30h, 1111111111101111b ; IRQ 4
DW 34h, 1111111111011111b ; IRQ 5
DW 38h, 1111111110111111b ; IRQ 6
DW 3Ch, 1111111101111111b ; IRQ 7
DW 1C0h, 1111111011111011b ; IRQ 8
DW 1C4h, 1111110111111011b ; IRQ 9
DW 1C8h, 1111101111111011b ; IRQ 10
DW 1CCh, 1111011111111011b ; IRQ 11
DW 1D0h, 1110111111111011b ; IRQ 12
DW 1D4h, 1101111111111011b ; IRQ 13
DW 1D8h, 1011111111111011b ; IRQ 14
DW 1DCh, 0111111111111011b ; IRQ 15
;**********************************
; WSS Registers
;**********************************
CODEC_INDEX_LIC = 00
CODEC_INDEX_RIC = 01h
CODEC_INDEX_LX1C = 02h
CODEC_INDEX_RX1C = 03h
CODEC_INDEX_LX2C = 04h
CODEC_INDEX_RX2C = 05h
CODEC_INDEX_LDC = 06h
CODEC_INDEX_RDC = 07h
CODEC_INDEX_CDF = 08h
CODEC_INDEX_INTF = 09h
CODEC_INDEX_PIN = 0Ah
CODEC_INDEX_TEST = 0Bh
CODEC_INDEX_MISC = 0Ch
CODEC_INDEX_DIGMIX = 0Dh
CODEC_INDEX_UPR_COUNT = 0Eh
CODEC_INDEX_LWR_COUNT = 0Fh
CODEC_MCE = 40h
LDC_LDM = 80h
LDC_LDA = 3Fh
RDC_RDM = 80h
RDC_RDA = 3Fh
CDF_STEREO = 10h
INTF_PEN = 01h
INTF_CEN = 02h
INTF_SDC = 04h
INTF_ACAL = 08h
INTF_PPIO = 40h
INTF_CPIO = 80h
PIN_IEN = 2
TEST_ORL = 03h
TEST_ORR = 0Ch
TEST_DRS = 10h
TEST_ACI = 20h
TEST_PUR = 40h
TEST_COR = 80h
;**********************************
WSS16ScreenList Label
DW 12
DW Near Ptr IdleFunctionList
DW Near Ptr GlobalKeyLink
DW Near Ptr FullScreenBox ; 0
DW Near Ptr ScreenHeader
DW Near Ptr FillHeader
DW Near Ptr WSSHeaderLine
DW Near Ptr DriverText
DW Near Ptr MixModeText
DW Near Ptr MixModeButton1 ; 6
DW Near Ptr MixModeButton2 ;
DW Near Ptr MixModeButton3 ; 8
DW Near Ptr MixModeButton4 ; 9
DW Near Ptr VolumeText
DW Near Ptr VolumeBox1
DW Near Ptr MasterVolumeLeft ; 12
DW Near Ptr MasterVolumeRight ; 13
DW 0
WSSHeaderLine DW 10
DB "GUS CS4231 Codec MMX Driver", 0
DriverText DW 1
DB 28, 48
DB 21h
DB "GUS CS4231 Codec MMX Driver 1.0 for Impulse Tracker", 0
GlobalKeyLink DB 7
GlobalKeyLink2 DD 0
IdleFunctionList DD 0
DD 0
FillHeader DW 8
FillHeader2 DD 0
FullScreenBox DW 0
DB 0, 0, 79, 49
DB 4
ScreenHeader DW 8
ScreenHeader2 DD 0
VolumeText DW 1
DB 2, 14
DB 20h
DB "Master Volume Left", 13
DB "Master Volume Right"
DB 0
VolumeBox1 DW 0
DB 21, 13, 31, 16
DB 25
MasterVolumeLeft DW 9
DB 22, 14
DW 0, 63
DW 9, 0
DW 0FFFFh, 13, 0FFFFh, 0FFFFh
DW 0FFFFh, 0FFFFh
MasterVolumeRight DW 9
DB 22, 15
DW 0, 63
DW 9, 1
DW 12, 6, 0FFFFh, 0FFFFh
DW 0FFFFh, 0FFFFh
MixModeText DW 1
DB 2, 18
DB 20h
DB "Mixing Mode, Playback Frequency: ", 0FDh, "DHz", 0
MixSpeed DW 48000
DW 0
MixModeButton1 DW 2
DW 13, 7, 0FFFFh, 0FFFFh
DW 0
DW 0, 0
DW 6
DW Offset GetMixMode
DriverSegment1 DW 0
DW 0
DW Offset SetMixMode
DriverSegment2 DW 0
DB 3, 20, 32, 22, 8
DB 0
DB " MMX, Non-Interpolated", 0
MixModeButton2 DW 2
DW 6, 8, 0FFFFh, 0FFFFh
DW 0
DW 0, 0
DW 6
DW Offset GetMixMode
DriverSegment3 DW 0
DW 1
DW Offset SetMixMode
DriverSegment4 DW 0
DB 3, 23, 32, 25, 8
DB 0
DB " MMX, Interpolated", 0
MixModeButton3 DW 2
DW 7, 9, 0FFFFh, 0FFFFh
DW 0
DW 0, 0
DW 6
DW Offset GetMixMode
DriverSegment5 DW 0
DW 2
DW Offset SetMixMode
DriverSegment6 DW 0
DB 3, 26, 32, 28, 8
DB 0
DB " MMX, Volume Ramped", 0
MixModeButton4 DW 2
DW 8, 0FFFFh, 0FFFFh, 0FFFFh
DW 0
DW 0, 0
DW 6
DW Offset GetMixMode
DriverSegment7 DW 0
DW 3
DW Offset SetMixMode
DriverSegment8 DW 0
DB 3, 29, 32, 31, 8
DB 0
DB " MMX, Filtered", 0
VolumeTable DB 2 Dup (56)
; <20><> MixingRoutines <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
MixBufferPos DW 0
include dma.inc
include mix.inc
include m32bitm.mix
include m32bitmi.mix
include m32bitmv.mix
include m32bitmf.mix
ALIGN 2
MixFunctionTables Label
include m32bitm.inc
include m32bitmi.inc
include m32bitmv.inc
include m32bitmf.inc
include mnomix.inc
include nodebug.inc
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RelocationTable Label Word
DW Offset DriverSegment1, Offset DriverSegment2
DW Offset DriverSegment3, Offset DriverSegment4
DW Offset DriverSegment5, Offset DriverSegment6
DW Offset DriverSegment7, Offset DriverSegment8
DW 0
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Proc GetMixMode Far
Push CS
Pop ES
Mov DI, Offset MixMode
Ret
EndP GetMixMode
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc WaitCoDec
Push CX
Mov CX, 0F000h
WaitCoDec1:
In AL, DX
Test AL, AL
JNS WaitCoDec2
Loop WaitCoDec1
StC
WaitCoDec2:
Pop CX
Ret
EndP WaitCoDec
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc WaitAutoCalibration
Push CX
Mov CX, 0F000h
WaitAutoCalibration1:
Mov AL, CODEC_INDEX_TEST
Out DX, AL
Inc DX
In AL, DX
Dec DX
Test AL, TEST_ACI
JNZ WaitAutoCalibration2
Loop WaitAutoCalibration1
StC
WaitAutoCalibration2:
Pop CX
Ret
EndP WaitAutoCalibration
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetMixMode Far
Trace "GUSPnP MMX: SetMixMode"
Mov AX, [SI+22]
ClI
Mov CS:MixMode, AX
Mov BX, 60
Mul BX
Mov CS:MixModeOffset, AX
StI
Mov AX, 1
Ret
EndP SetMixMode
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc GetWSSMixConst ; Work out value.. and nearest
; mixspeed value.
PushA
Push DS
Push CS
Pop DS
Assume DS:Driver
Mov AX, CmdLineMixSpeed
Mov CX, MixSpeed
Test AX, AX
JZ GetWSSMixConst1
Mov CX, 64000
Cmp AX, CX
JA GetWSSMixConst1
Mov CX, 8000
Cmp AX, CX
JB GetWSSMixConst1
Mov CX, AX
GetWSSMixConst1: ; CX = desired mixspeed
Mov SI, Offset MixSpeedTable
Mov DX, 16 ; 14 different available speeds
Xor BX, BX
GetWSSMixConst2:
LodsW
Cmp AX, BX
JB GetWSSMixConst3
Cmp AX, CX
JA GetWSSMixConst3
Mov BX, AX
Mov DH, [SI]
GetWSSMixConst3:
LodsW ; Add SI, 2
Dec DL
JNZ GetWSSMixConst2
Mov MixSpeed, BX
Mov WSSMixConst, DH
FNInit
FILd DWord Ptr [MixSpeed]
FMul FreqMultiplier
FStP FreqMultiplier
Pop DS
PopA
Ret
EndP GetWSSMixConst
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc PingWSS ; Check BasePort, DX = BasePort
; Preserves DX, destroys AX
Push DX
Inc DX
Inc DX
In AL, DX
Xor AL, AL
Out DX, AL
Dec DX
Dec DX
Call WaitCodec
JC PingWSSFailure
In AL, DX
Test AL, AL
JS PingWSSFailure
Mov AL, CODEC_INDEX_MISC
Out DX, AL
Inc DX ; DX = Data port
In AL, DX
Mov AH, AL ; AH = Revision
Xor AL, AL ; Write 0 revision
Out DX, AL
In AL, DX
And AX, 8F8Fh
Cmp AL, AH
JNE PingWSSFailure
Dec DX ; DX = AD1848 baseport
Mov AL, CODEC_MCE or CODEC_INDEX_INTF
Out DX, AL
Inc DX
Mov AL, INTF_ACAL or INTF_SDC
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_INTF
Out DX, AL
Inc DX
Mov AL, INTF_ACAL or INTF_SDC
Out DX, AL
Dec DX
Call WaitAutoCalibration ; Returns carry if error
; Carry clear if none.
; JC PingWSSFailure
Pop DX
Ret
PingWSSFailure:
Pop DX
StC
Ret
EndP PingWSS
; <20><> DetectCard <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Returns carry set if error, else carry clear. Has to setup internal vars
; (eg. appropriate IRQ/DMA whatever).
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc DetectMMX
PushFD
Pop EAX
Mov EBX, EAX
Xor EAX, 00200000h
Push EAX
PopFD
PushFD
Pop EAX
Cmp EAX, EBX
JZ DetectMMXFail
Mov EAX, 1
DB 0Fh, 0A2h ; CPUID
Test EDX, 800000h
JZ DetectMMXFail
ClC
Ret
DetectMMXFail:
StC
Ret
EndP DetectMMX
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc DetectCard Far ; returns carry clear if succesful
Push CS
Pop DS
Call DetectMMX
JC DetectWSSFailure
Cmp IRQ, 0FFFFh
JE DetectWSSFailure
Cmp DMA, 0FFFFh
JE DetectWSSFailure
Mov DX, BasePort
Cmp DX, 0FFFFh
JE DetectCardFindBasePort
Call PingWSS
JNC CheckWSSOK
DetectWSSFailure:
StC
Ret
DetectCardFindBasePort:
Mov DX, 31Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 32Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 33Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 34Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 35Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 36Ch
Call PingWSS
JNC DetectWSSOK
Mov DX, 530h
Call PingWSS
JNC DetectWSSOK
Mov DX, 604h
Call PingWSS
JNC DetectWSSOK
Mov DX, 0F40h
Call PingWSS
JNC DetectWSSOK
Mov DX, 0E80h
Call PingWSS
JC DetectWSSFailure
DetectWSSOK:
Mov BasePort, DX
CheckWSSOK: ; Check for IRQ
Mov AL, CODEC_INDEX_RDC
Out DX, AL
Inc DX
In AL, DX
Mov AH, AL
Dec DX
Mov AL, CODEC_INDEX_LDC
Out DX, AL
Inc DX
In AL, DX
And AX, 3F3Fh
Neg AL
Neg AH
Add AL, 3Fh
Add AH, 3Fh
Mov [Word Ptr VolumeTable], AX
Mov EAX, 'Jeff'
ClC
Ret
EndP DetectCard
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
include mmxmsam.inc
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc WSSIRQHandler
PushAD
Push DS
Push ES
ClD
Mov AX, CS
Mov DS, AX
Assume DS:Driver
Mov DX, [BasePort]
Add DX, 2
In AL, DX
Test AL, 1
JZ WSSAckIRQ2
Xor AL, AL
Out DX, AL
WSSAckIRQ2:
Mov AL, 20h
Cmp IRQ, 8
JB WSSAckIRQ1
Out 0A0h, AL
WSSAckIRQ1:
Out 20h, AL
FNSave [FPSave]
Mov AX, MixBufferPos
Mov BX, AX
Mul DMASize
Cmp AX, DMABUFFERLENGTH
JB WSSIRQHandler2
Xor AX, AX
Xor BX, BX
WSSIRQHandler2:
Inc BX
Mov MixBufferPos, BX
CLD
; OK... time to get next block
; Check whether stereo thing is on..
;
LES DI, [ActualDMAPtr]
Mov BX, DMASize ; BX = bytes required
Add DI, AX
ShR BX, 1
; BX = samples required
Call SaveEMSPageFrame
Cmp MixTransferRemaining, 0
JNE WSSIRQHandler4
Assume DS:Nothing
WSSIRQHandler3:
Push BX
Push CX
Push BP
Push ES
Push DI
Call Update
Call MixSamples
Pop DI
Pop ES
Pop BP
Pop CX
Pop BX
WSSIRQHandler4:
Mov DS, MixSegment
Mov SI, MixTransferOffset
Mov DX, BX ; DX = samples to transfer
Cmp DX, MixTransferRemaining
JBE WSSIRQHandler5
Mov DX, MixTransferRemaining
WSSIRQHandler5:
include mmxtrans.inc
Sub MixTransferRemaining, DX ; } Memory write
Sub BX, DX
JNZ WSSIRQHandler3
Mov MixTransferOffset, SI ; } Memory write
Call RestoreEMSPageFrame
FNRstor [CS:FPSave]
Pop ES
Pop DS
PopAD
IRet
EndP WSSIRQHandler
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetIRQ
PushAD
Push ES
Xor AX, AX
Mov ES, AX
Mov DI, IRQ
ShL DI, 2
Add DI, Offset IRQData
Mov BX, [CS:DI]
Mov AX, CS
ShL EAX, 16
Mov AX, Offset WSSIRQHandler
XChg [ES:BX], EAX
Mov OldWSSIRQHandler, EAX
Mov AX, IMR
And AX, [DI+2]
Out 21h, AL
Mov AL, AH
Out 0A1h, AL
Pop ES
PopAD
Ret
EndP SetIRQ
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc ResetIRQ
PushAD
Push ES
Xor AX, AX
Mov ES, AX
Mov DI, IRQ
ShL DI, 2
Mov BX, [IRQData+DI]
Mov EAX, OldWSSIRQHandler
Mov [ES:BX], EAX
Pop ES
PopAD
Ret
EndP ResetIRQ
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc StopWSS
Trace "GUSPnP MMX: StopSound"
Mov DX, BasePort
Mov AL, CODEC_INDEX_INTF
Out DX, AL
Inc DX
In AL, DX
And AL, Not INTF_PEN
Out DX, AL
Inc DX
In AL, DX
Xor AL, AL
Out DX, AL
Dec DX
Dec DX
Mov AL, CODEC_INDEX_PIN
Out DX, AL
Inc DX
Xor AL, AL
Out DX, AL
Ret
EndP StopWSS
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc StartWSS
PushA
Push ES
Push DS
Push CS
Pop DS
Assume DS:Driver
Trace "GUSPnP MMX: StartSound"
; Setup DMA
Mov BX, MixSegment
Mov AX, 80
Mov DX, DMA
Mov DI, DMABUFFERLENGTH
Call SetDMA
LES DI, ActualDMAPtr
Xor AX, AX
Mov CX, DMABUFFERLENGTH/2
Rep StosW
Mov MixBufferPos, 0
Mov MixTransferRemaining, 0
Mov DX, BasePort
Call PingWSS
Mov AL, CODEC_INDEX_PIN
Out DX, AL
Inc DX
Mov AL, PIN_IEN
Out DX, AL
Dec DX
Mov AH, WSSMixConst ; Set format/frequency
Cmp Stereo, 0
JE StartWSS1
Or AH, CDF_STEREO
StartWSS1:
Mov AL, CODEC_MCE or CODEC_INDEX_CDF
Out DX, AL
Inc DX
Mov AL, AH
Out DX, AL
Dec DX
Call WaitCodec
Mov AL, CODEC_INDEX_CDF
Out DX, AL
Inc DX
Mov AL, AH
Out DX, AL
Dec DX
Call WaitAutoCalibration
; Start playback
Mov AL, CODEC_INDEX_LWR_COUNT
Out DX, AL
Inc DX
Mov AX, DMASize
ShR AX, 1
Cmp Stereo, 0
JE StartWSS2
ShR AX, 1
StartWSS2:
Dec AX
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_UPR_COUNT
Out DX, AL
Inc DX
Mov AL, AH
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_INTF
Out DX, AL
Inc DX
In AL, DX
Or AL, INTF_PEN
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_LDC
Out DX, AL
Inc DX
In AL, DX
And AL, Not LDC_LDM
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_RDC
Out DX, AL
Inc DX
In AL, DX
And AL, Not RDC_RDM
Out DX, AL
Dec DX
Pop DS
Pop ES
PopA
Ret
EndP StartWSS
Assume DS:Nothing
;<3B><> InitSound <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Sets up any memory required for output
; Initiates output
;
; Parameters: AX = Number of Channels
;
; If sucessful, returns:
; Carry flag clear
; DS:SI = pointer to text to display
; AX = parameter 1 in text
; BX = parameter 2 in text
; CX = parameter 3 in text
; DX = parameter 4 in text
; DI = parameter 5 in text
;
; If unsucessful, returns:
; Carry flag set
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc InitSound Far
Push CS
Pop DS
Assume DS:Driver
Trace "GUSPnP MMX: InitSound"
Mov SI, Offset RelocationTable
RelocationFix:
LodsW
Test AX, AX
JZ RelocationEnd
Mov BX, AX
Mov [BX], DS
Jmp RelocationFix
RelocationEnd:
Call GetEMSPageFrame
Mov EMSPageFrame, AX
In AL, 0A1h
Mov AH, AL
In AL, 21h
Mov IMR, AX
Mov ECX, IdleUpdateInfoLine
Mov EDX, GlobalKeyList
Mov IdleFunctionList, ECX
Mov GlobalKeyLink2, EDX
Mov ECX, FillHeaderFunction
Mov EDX, DrawHeaderFunction
Mov FillHeader2, ECX
Mov ScreenHeader2, EDX
Call GetWSSMixConst
Mov AX, 2643
Mul MixSpeed
Add AX, 0FFFFh
AdC DX, (DMABUFFERLENGTH*2)/16 + 5
Mov BX, DX
; Allocate MixSegment first
Mov AH, 48h
Int 21h
JNC InitSound1
InitSoundNoMemory:
Mov SI, Offset WSSNoMemoryMsg
Ret
InitSound1:
Mov MixSegment, AX
Call SetIRQ
Call GetTempo
Call SetTempo
Call UpdateSoundcardVariables
Mov SI, Offset WSSMsg
Mov AX, BasePort
Mov BX, IRQ
Mov CX, DMA
Ret
EndP InitSound
Assume DS:Nothing
;<3B><> ReInitSound <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Reinitialises sound output
; Initiates sound output
;
; Parameters: AX = number of channels.
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc ReInitSound Far
PushA
Push DS
Push ES
Push CS
Pop DS
Assume DS:Driver
Call ResetIRQ
Call SetIRQ
Mov SI, Offset ReInitMsg
Mov BX, 40
Call SetInfoLine
Mov AL, Stereo
Call SetStereo
Pop ES
Pop DS
PopA
Ret
EndP ReInitSound
Assume DS:Nothing
;<3B><> UnInitSound <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Stops sound output, releases any memory used by driver
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc UnInitSound Far
Push CS
Pop DS
Assume DS:Driver
Mov AX, IMR
Out 21h, AL
Mov AL, AH
Out 0A1h, AL
Mov AX, MixSegment
Test AX, AX
JZ UnInitSound1
Mov ES, AX
Mov AH, 49h ; Release MixSegment
Int 21h
Call StopWSS
Call ResetIRQ
UnInitSound1:
Call GotoHomeDirectory
; Now to save config into driver file.
Mov AX, 3D02h ; Read write access
Mov DX, Offset DriverName
Int 21h
JC SetMixMode1
Mov BX, AX
Mov AX, 4200h
Xor CX, CX
Mov DX, Offset CONFIGURATIONOFFSET
Int 21h
JC SetMixMode2
Mov AH, 40h
Mov CX, CONFIGSIZE
Mov DX, Offset MixMode
Int 21h
SetMixMode2:
Mov AH, 3Eh
Int 21h
SetMixMode1:
Ret
EndP UnInitSound
Assume DS:Nothing
;<3B><> Poll <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; This procedure is called as often as possible by IT.EXE
; AX = Playmode (0 for nothing in particular, 1 = pattern, 2 = song)
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc Poll Far
Ret
EndP Poll
;<3B><> SetTempo <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Parameters: BX = tempo
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetTempo Far
Push AX
Push BX
Push DX
Push BX
Mov AX, MixSpeed
Mov BX, AX
Xor DX, DX
ShL AX, 1
RCL DX, 1 ; DX:AX = Mixspeed*2
ShR BX, 1 ; BX = Mixspeed/2
Add AX, BX
AdC DX, 0 ; DX:AX = Mixspeed*2.5
Pop BX ; BX = tempo
Div BX
Mov BytesToMix, AX
Pop DX
Pop BX
Pop AX
Ret
EndP SetTempo
;<3B><> SetMixVolume <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Parameters: AX = MixVolume
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetMixVolume Far
Mov CS:MixVolume, AX
Mov DS, Word Ptr [CS:RecalculateAllVolumes+2]
Jmp CS:RecalculateAllVolumes
EndP SetMixVolume
;<3B><> SetStereo <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Parameters: AL = Stereo on/off, 0 = off.
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc RecalculateAllFrequencies
Call GetChannelTables
RecalculateAllFrequencies1:
Or Byte Ptr [SI], 32
Add SI, 128
Dec CX
JNZ RecalculateAllFrequencies1
Ret
EndP RecalculateAllFrequencies
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetStereo Far
Trace "GUSPnP MMX: SetStereoCall"
Mov CS:Stereo, AL
Cmp CS:MixSegment, 0
JE SetStereo1
Call StopWSS
Call StartWSS
Call RecalculateAllFrequencies
SetStereo1:
Ret
EndP SetStereo
;<3B><> LoadSample <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Parameters: AX = sample to load
; DS:SI points to sample header
; ES:0 points to first sample
;
; Returns: **Carry set if NO error**
; **Carry clear if error**
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
include loadsam.inc
;<3B><> ReleaseSample <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Parameters: AX = sample to release
; DS:SI points to sample header
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc ReleaseSample Far
Ret
EndP ReleaseSample
;<3B><> ResetMemory <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Frees all on-board memory
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc ResetMemory Far
Ret
EndP ResetMemory
;<3B><> GetStatus <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Frees all on-board memory
;
; Returns text to show on status line, AX = display parameter
; Carry set if not to show anything.
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc GetStatus Far
StC
Ret
EndP GetStatus
;<3B><> SoundCardScreen <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;
; Function to have driver interactive part of program
;
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SoundCardScreen Far
Mov AX, 5
Mov SI, 1
Mov CX, CS
Mov DX, Offset WSS16ScreenList
Trace "GUSPnP MMX: Driver Screen"
ClC
Ret
EndP SoundCardScreen
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc GetVariable Far
Xor AH, AH
Mov AL, [CS:VolumeTable+DI]
Ret
EndP GetVariable
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc UpdateSoundcardVariables
Push AX DX
Push CS
Pop DS
Assume DS:Driver
Mov DX, BasePort
Mov AL, CODEC_INDEX_LDC
Out DX, AL
Inc DX
Mov AX, 3F3Fh
Sub AX, [Word Ptr VolumeTable]
Out DX, AL
Dec DX
Mov AL, CODEC_INDEX_RDC
Out DX, AL
Inc DX
Mov AL, AH
Out DX, AL
Dec DX
Pop DX AX
Ret
EndP UpdatesoundcardVariables
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Proc SetVariable Far
Push DS
Push DX
Push CS
Pop DS
Assume DS:Driver
Mov [VolumeTable+DI], AL
Call UpdateSoundcardVariables
Pop DX
Pop DS
Ret
EndP SetVariable
Assume DS:Nothing
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
InterpretState DB 0
InterpretType DB 0
Proc SendUARTOut Far ; Local interpreter activated with 0F0h 0F0h.
Mov AH, CS:InterpretState
Cmp AH, 2
JB SendUARTOut1
; In interpreter.
JE SendUARTOut3
; Have InterpretType, now get parameter, then return to normal.
Cmp AL, 7Fh
JA SendUARTOut4
Push BX
Mov BL, CS:InterpretType ; Want BX = InterpretType*64+Channel
;
ShL BX, 6
Add BL, [DI+20h]
And BX, 127
Mov [CS:FilterParameters+BX], AL
Pop BX
Test SI, SI
JZ SendUARTOut4
Or Byte Ptr [SI], 64
SendUARTOut4:
Mov CS:InterpretState, 0
Ret
SendUARTOut3:
Cmp AL, 2
JAE SendUARTOut4
Mov CS:InterpretType, AL
Jmp SendUARTOutStateInc
SendUARTOut1:
Cmp AL, 0F0h
JNE SendUARTOut2
SendUARTOutStateInc:
Inc CS:InterpretState
Ret
SendUARTOut2:
Test AH, AH
JZ SendUARTOutEnd
Push AX
Mov AL, 0F0h
; Call UARTOut
Pop AX
Mov CS:InterpretState, 0
SendUARTOutEnd:
Cmp AL, 0FCh
JE ResetFilters
Cmp AL, 0FAh
JE ResetFilters
Cmp AL, 0FFh
JNE SendUARTOutNoClear
ResetFilters:
PushA
Push ES
Push CS
Pop ES
Mov DI, Offset FilterParameters
Mov CX, 64
Mov AL, 7Fh
Rep StosB
Mov CX, 64
Xor AX, AX
Rep StosB
Pop ES
PopA
SendUARTOutNoClear:
; Call UARTOut
Ret
EndP SendUARTOut
;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
EndDriver:
;******** Provided Variable Table *************
MaxNumberOfChannels DW 0FFFFh ; Maximum number of channels the
; driver can handle.
StopAfterPlay DW 0
DefaultChannels DW 128
DW 3
DW 4 Dup (0)
;******** Provided Procedure Table *************
ProvidedTableStart:
DW Offset DetectCard
DW Offset InitSound ; Playing related
DW Offset ReinitSound
DW Offset UninitSound
DW Offset Poll
DW Offset SetTempo ; Sound variable related
DW Offset SetMixVolume
DW Offset SetStereo
DW Offset LoadSample ; Sample related
DW Offset ReleaseSample
DW Offset ResetMemory
DW Offset GetStatus ; Returns string to show on status line
DW Offset SoundCardScreen ; Sound card 'screen'
DW Offset GetVariable ; For interface
DW Offset SetVariable
DW Offset SendUARTOut
ProvidedTableEnd:
DW 32-(ProvidedTableEnd-ProvidedTableStart)/2 Dup (0)
EndS
End