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.set noreorder
.include "hwregs_a.h"
.set PARAM_L, 0
.set PARAM_R, 2
.set PARAM_FREQ, 4
.set PARAM_ADDR, 6
.set PARAM_LOOP, 8
.set PARAM_RES, 10
.set PARAM_ADSR, 12
.section .text
.global SpuSetVoiceRaw
.type SpuSetVoiceRaw, @function
SpuSetVoiceRaw:
# a0 - Voice number
# a1 - Address to parameters
sll $a0, 4
addiu $a0, SPU_VOICE_BASE
lui $v1, IOBASE
or $a0, $v1
lhu $v0, PARAM_L($a1)
nop
sh $v0, SPU_VOICE_VOL_L($a0)
lhu $v0, PARAM_R($a1)
nop
sh $v0, SPU_VOICE_VOL_R($a0)
lhu $v0, PARAM_FREQ($a1)
nop
sh $v0, SPU_VOICE_FREQ($a0)
lhu $v0, PARAM_ADDR($a1)
nop
sh $v0, SPU_VOICE_ADDR($a0)
lhu $v0, PARAM_LOOP($a1)
nop
sh $v0, SPU_VOICE_LOOP($a0)
lw $v0, PARAM_ADSR($a1)
nop
sh $v0, SPU_VOICE_ADSR_L($a0)
srl $v0, 16
sh $v0, SPU_VOICE_ADSR_H($a0)
jr $ra
nop
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