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- Adjusted SoundBias code to smoothly adjust bias based on delay 

- Put SoundBias into ARM7 instead of ARM9 (Thank your father kids!)
This commit is contained in:
amponzi 2006-11-17 22:11:55 +00:00
parent ba7f1b6037
commit f6f576f4fe
1 changed files with 9 additions and 6 deletions
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15
desmume/src/bios.c
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@ -948,11 +948,14 @@ u32 getCRC16(armcpu_t* cpu)
return 1; return 1;
} }
void SoundBias(armcpu_t* cpu) u32 SoundBias(armcpu_t* cpu)
{ {
SPU_WriteLong(0x4000504, cpu->R[0] & 0x3FF); u32 current = SPU_ReadLong(0x4000504);
//Insert Delay Statement Here if (cpu->R[0] > current)
return; SPU_WriteLong(0x4000504, current + 0x1);
else
SPU_WriteLong(0x4000504, current - 0x1);
return cpu->R[1];
} }
u32 (* ARM9_swi_tab[32])(armcpu_t* cpu)={ u32 (* ARM9_swi_tab[32])(armcpu_t* cpu)={
@ -964,7 +967,7 @@ u32 (* ARM9_swi_tab[32])(armcpu_t* cpu)={
waitVBlankARM, // 0x05 waitVBlankARM, // 0x05
wait4IRQ, // 0x06 wait4IRQ, // 0x06
bios_nop, // 0x07 bios_nop, // 0x07
bios_nop, // 0x08 SoundBias, // 0x08
devide, // 0x09 devide, // 0x09
bios_nop, // 0x0A bios_nop, // 0x0A
copy, // 0x0B copy, // 0x0B
@ -999,7 +1002,7 @@ u32 (* ARM7_swi_tab[32])(armcpu_t* cpu)={
waitVBlankARM, // 0x05 waitVBlankARM, // 0x05
wait4IRQ, // 0x06 wait4IRQ, // 0x06
wait4IRQ, // 0x07 wait4IRQ, // 0x07
SoundBias, // 0x08 bios_nop, // 0x08
devide, // 0x09 devide, // 0x09
bios_nop, // 0x0A bios_nop, // 0x0A
copy, // 0x0B copy, // 0x0B