pcsx2/fps2bios/kernel/iopload/dmacman/dmacman.c

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//[module] DMACMAN
//[processor] IOP
//[type] ELF-IRX
//[name] dmacman
//[version] 0x101
//[memory map] 0xBF801080,0xBF801084,0xBF801088, 00 mdec in
// 0xBF801090,0xBF801094,0xBF801098, 01 mdec out
// 0xBF8010A0,0xBF8010A4,0xBF8010A8, 02 gpu
// 0xBF8010B0,0xBF8010B4,0xBF8010B8, 03 cdrom/dvd
// 0xBF8010C0,0xBF8010C4,0xBF8010C8, 0xBF8010CC, 04 spu
// 0xBF8010D0,0xBF8010D4,0xBF8010D8, 05 pio
// 0xBF8010E0,0xBF8010E4,0xBF8010E8, 06 gpu otc
//
// 0xBF8010F0,0xBF8010F4,
//
// 0xBF801500,0xBF801504,0xBF801508, 07 SPU2
// 0xBF801510,0xBF801514,0xBF801518, 08
// 0xBF801520,0xBF801524,0xBF801528, 0xBF80152C, 09 SIF0
// 0xBF801530,0xBF801534,0xBF801538, 10 SIF1
// 0xBF801540,0xBF801544,0xBF801548, 11 SIO2in
// 0xBF801550,0xBF801554,0xBF801558, 12 SIO2out
//
// 0xBF801560,0xBF801564,0xBF801568, //sifman
// sif0 sif1 spu
//
// 0xBF801570, 0xBF801574,0xBF801578,0xBF80157C, //sifman
// 0xBF8015F0
//[handlers] -
//[entry point] dmacman_start, dmacman_stub
//[made by] [RO]man (roman_ps2dev@hotmail.com)
#include <tamtypes.h>
#include "kloadcore.h"
#include "kintrman.h"
#include "kdmacman.h"
int _start(int argc, char* argv[]);
///////////////////////////////////////////////////////////////////////
void _setBF801080(unsigned int ch, int value){
*(int*)0xBF801080=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801090(unsigned int ch, int value){
*(int*)0xBF801090=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010A0(unsigned int ch, int value){
*(int*)0xBF8010A0=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010B0(unsigned int ch, int value){
*(int*)0xBF8010B0=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010C0(unsigned int ch, int value){
*(int*)0xBF8010C0=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010D0(unsigned int ch, int value){
*(int*)0xBF8010D0=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010E0(unsigned int ch, int value){
*(int*)0xBF8010E0=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801500(unsigned int ch, int value){
*(int*)0xBF801500=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801510(unsigned int ch, int value){
*(int*)0xBF801510=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801520(unsigned int ch, int value){
*(int*)0xBF801520=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801530(unsigned int ch, int value){
*(int*)0xBF801530=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801540(unsigned int ch, int value){
*(int*)0xBF801540=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801550(unsigned int ch, int value){
*(int*)0xBF801550=value;
}
///////////////////////////////////////////////////////////////////////
int _getBF801080(unsigned int ch){
return *(int*)0xBF801080;
}
///////////////////////////////////////////////////////////////////////
int _getBF801090(unsigned int ch){
return *(int*)0xBF801090;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010A0(unsigned int ch){
return *(int*)0xBF8010A0;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010B0(unsigned int ch){
return *(int*)0xBF8010B0;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010C0(unsigned int ch){
return *(int*)0xBF8010C0;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010D0(unsigned int ch){
return *(int*)0xBF8010D0;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010E0(unsigned int ch){
return *(int*)0xBF8010E0;
}
///////////////////////////////////////////////////////////////////////
int _getBF801500(unsigned int ch){
return *(int*)0xBF801500;
}
///////////////////////////////////////////////////////////////////////
int _getBF801510(unsigned int ch){
return *(int*)0xBF801510;
}
///////////////////////////////////////////////////////////////////////
int _getBF801520(unsigned int ch){
return *(int*)0xBF801520;
}
///////////////////////////////////////////////////////////////////////
int _getBF801530(unsigned int ch){
return *(int*)0xBF801530;
}
///////////////////////////////////////////////////////////////////////
int _getBF801540(unsigned int ch){
return *(int*)0xBF801540;
}
///////////////////////////////////////////////////////////////////////
int _getBF801550(unsigned int ch){
return *(int*)0xBF801550;
}
///////////////////////////////////////////////////////////////////////
void _setBF801084(unsigned int ch, int value){
*(int*)0xBF801084=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801094(unsigned int ch, int value){
*(int*)0xBF801094=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010A4(unsigned int ch, int value){
*(int*)0xBF8010A4=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010B4(unsigned int ch, int value){
*(int*)0xBF8010B4=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010C4(unsigned int ch, int value){
*(int*)0xBF8010C4=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010D4(unsigned int ch, int value){
*(int*)0xBF8010D4=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010E4(unsigned int ch, int value){
*(int*)0xBF8010E4=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801504(unsigned int ch, int value){
*(int*)0xBF801504=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801514(unsigned int ch, int value){
*(int*)0xBF801514=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801524(unsigned int ch, int value){
*(int*)0xBF801524=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801534(unsigned int ch, int value){
*(int*)0xBF801534=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801544(unsigned int ch, int value){
*(int*)0xBF801544=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801554(unsigned int ch, int value){
*(int*)0xBF801554=value;
}
///////////////////////////////////////////////////////////////////////
int _getBF801084(unsigned int ch){
return *(int*)0xBF801084;
}
///////////////////////////////////////////////////////////////////////
int _getBF801094(unsigned int ch){
return *(int*)0xBF801094;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010A4(unsigned int ch){
return *(int*)0xBF8010A4;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010B4(unsigned int ch){
return *(int*)0xBF8010B4;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010C4(unsigned int ch){
return *(int*)0xBF8010C4;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010D4(unsigned int ch){
return *(int*)0xBF8010D4;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010E4(unsigned int ch){
return *(int*)0xBF8010E4;
}
///////////////////////////////////////////////////////////////////////
int _getBF801504(unsigned int ch){
return *(int*)0xBF801504;
}
///////////////////////////////////////////////////////////////////////
int _getBF801514(unsigned int ch){
return *(int*)0xBF801514;
}
///////////////////////////////////////////////////////////////////////
int _getBF801524(unsigned int ch){
return *(int*)0xBF801524;
}
///////////////////////////////////////////////////////////////////////
int _getBF801534(unsigned int ch){
return *(int*)0xBF801534;
}
///////////////////////////////////////////////////////////////////////
int _getBF801544(unsigned int ch){
return *(int*)0xBF801544;
}
///////////////////////////////////////////////////////////////////////
int _getBF801554(unsigned int ch){
return *(int*)0xBF801554;
}
///////////////////////////////////////////////////////////////////////
void _setBF801088(unsigned int ch, int value){
*(int*)0xBF801088=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801098(unsigned int ch, int value){
*(int*)0xBF801098=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010A8(unsigned int ch, int value){
*(int*)0xBF8010A8=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010B8(unsigned int ch, int value){
*(int*)0xBF8010B8=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010C8(unsigned int ch, int value){
*(int*)0xBF8010C8=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010D8(unsigned int ch, int value){
*(int*)0xBF8010D8=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF8010E8(unsigned int ch, int value){
*(int*)0xBF8010E8=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801508(unsigned int ch, int value){
*(int*)0xBF801508=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801518(unsigned int ch, int value){
*(int*)0xBF801518=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801528(unsigned int ch, int value){
*(int*)0xBF801528=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801538(unsigned int ch, int value){
*(int*)0xBF801538=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801548(unsigned int ch, int value){
*(int*)0xBF801548=value;
}
///////////////////////////////////////////////////////////////////////
void _setBF801558(unsigned int ch, int value){
*(int*)0xBF801558=value;
}
///////////////////////////////////////////////////////////////////////
int _getBF801088(unsigned int ch){
return *(int*)0xBF801088;
}
///////////////////////////////////////////////////////////////////////
int _getBF801098(unsigned int ch){
return *(int*)0xBF801098;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010A8(unsigned int ch){
return *(int*)0xBF8010A8;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010B8(unsigned int ch){
return *(int*)0xBF8010B8;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010C8(unsigned int ch){
return *(int*)0xBF8010C8;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010D8(unsigned int ch){
return *(int*)0xBF8010D8;
}
///////////////////////////////////////////////////////////////////////
int _getBF8010E8(unsigned int ch){
return *(int*)0xBF8010E8;
}
///////////////////////////////////////////////////////////////////////
int _getBF801508(unsigned int ch){
return *(int*)0xBF801508;
}
///////////////////////////////////////////////////////////////////////
int _getBF801518(unsigned int ch){
return *(int*)0xBF801518;
}
///////////////////////////////////////////////////////////////////////
int _getBF801528(unsigned int ch){
return *(int*)0xBF801528;
}
///////////////////////////////////////////////////////////////////////
int _getBF801538(unsigned int ch){
return *(int*)0xBF801538;
}
///////////////////////////////////////////////////////////////////////
int _getBF801548(unsigned int ch){
return *(int*)0xBF801548;
}
///////////////////////////////////////////////////////////////////////
int _getBF801558(unsigned int ch){
return *(int*)0xBF801558;
}
///////////////////////////////////////////////////////////////////////
void dmacSetD_TADR(unsigned int ch, int value){
if (ch==DMAch_SPU)
*(int*)0xBF8010CC=value; else
if (ch==DMAch_SIF0)
*(int*)0xBF80152C=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetD_TADR(unsigned int ch){
if (ch==DMAch_SPU)
return *(int*)0xBF8010CC;
if (ch==DMAch_SIF0)
return *(int*)0xBF80152C;
return 0;
}
///////////////////////////////////////////////////////////////////////
void dmacSet_4_9_A(unsigned int ch, int value){
if (ch==DMAch_SPU)
*(int*)0xBF801568=value; else
if (ch==DMAch_SIF0)
*(int*)0xBF801560=value; else
if (ch==DMAch_SIF1)
*(int*)0xBF801564=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGet_4_9_A(unsigned int ch){
if (ch==DMAch_SPU)
return *(int*)0xBF801568;
if (ch==DMAch_SIF0)
return *(int*)0xBF801560;
if (ch==DMAch_SIF1)
return *(int*)0xBF801564;
return 0;
}
///////////////////////////////////////////////////////////////////////
void dmacSetDPCR(int value){
*(int*)0xBF8010F0=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetDPCR(){
return *(int*)0xBF8010F0;
}
///////////////////////////////////////////////////////////////////////
void dmacSetDPCR2(int value){
*(int*)0xBF801570=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetDPCR2(){
return *(int*)0xBF801570;
}
///////////////////////////////////////////////////////////////////////
void dmacSetDPCR3(int value){
*(int*)0xBF8015F0=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetDPCR3(){
return *(int*)0xBF8015F0;
}
///////////////////////////////////////////////////////////////////////
void dmacSetDICR(int value){
*(int*)0xBF8010F4=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetDICR(){
return *(int*)0xBF8010F4;
}
///////////////////////////////////////////////////////////////////////
void dmacSetDICR2(int value){
*(int*)0xBF801574=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetDICR2(){
return *(int*)0xBF801574;
}
///////////////////////////////////////////////////////////////////////
void dmacSetBF80157C(int value){
*(int*)0xBF80157C=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetBF80157C(){
return *(int*)0xBF80157C;
}
///////////////////////////////////////////////////////////////////////
void dmacSetBF801578(int value){
*(int*)0xBF801578=value;
}
///////////////////////////////////////////////////////////////////////
int dmacGetBF801578(){
return *(int*)0xBF801578;
}
func setD_MADR[]={
(func)_setBF801080, (func)_setBF801090, (func)_setBF8010A0, (func)_setBF8010B0,
(func)_setBF8010C0, (func)_setBF8010D0, (func)_setBF8010E0,
(func)_setBF801500, (func)_setBF801510, (func)_setBF801520,
(func)_setBF801530, (func)_setBF801540, (func)_setBF801550, 0
};
func getD_MADR[]={
(func)_getBF801080, (func)_getBF801090, (func)_getBF8010A0, (func)_getBF8010B0,
(func)_getBF8010C0, (func)_getBF8010D0, (func)_getBF8010E0,
(func)_getBF801500, (func)_getBF801510, (func)_getBF801520,
(func)_getBF801530, (func)_getBF801540, (func)_getBF801550, 0
};
func setD_BCR[]={
(func)_setBF801084, (func)_setBF801094, (func)_setBF8010A4, (func)_setBF8010B4,
(func)_setBF8010C4, (func)_setBF8010D4, (func)_setBF8010E4,
(func)_setBF801504, (func)_setBF801514, (func)_setBF801524,
(func)_setBF801534, (func)_setBF801544, (func)_setBF801554, 0
};
func getD_BCR[]={
(func)_getBF801084, (func)_getBF801094, (func)_getBF8010A4, (func)_getBF8010B4,
(func)_getBF8010C4, (func)_getBF8010D4, (func)_getBF8010E4,
(func)_getBF801504, (func)_getBF801514, (func)_getBF801524,
(func)_getBF801534, (func)_getBF801544, (func)_getBF801554, 0
};
func setD_CHCR[]={
(func)_setBF801088, (func)_setBF801098, (func)_setBF8010A8, (func)_setBF8010B8,
(func)_setBF8010C8, (func)_setBF8010D8, (func)_setBF8010E8,
(func)_setBF801508, (func)_setBF801518, (func)_setBF801528,
(func)_setBF801538, (func)_setBF801548, (func)_setBF801558, 0
};
func getD_CHCR[]={
(func)_getBF801088, (func)_getBF801098, (func)_getBF8010A8, (func)_getBF8010B8,
(func)_getBF8010C8, (func)_getBF8010D8, (func)_getBF8010E8,
(func)_getBF801508, (func)_getBF801518, (func)_getBF801528,
(func)_getBF801538, (func)_getBF801548, (func)_getBF801558, 0
};
///////////////////////////////////////////////////////////////////////
void dmacSetD_MADR(unsigned int ch, int value){
if (ch<13)
setD_MADR[ch](ch, value); //function call
}
///////////////////////////////////////////////////////////////////////
int dmacGetD_MADR(unsigned int ch){
if (ch<13)
return getD_MADR[ch](ch); //function call
return 0;
}
///////////////////////////////////////////////////////////////////////
void dmacSetD_BCR(unsigned int ch, int value){
if (ch<13)
setD_BCR[ch](ch, value); //function call
}
///////////////////////////////////////////////////////////////////////
int dmacGetD_BCR(unsigned int ch){
if (ch<13)
return getD_BCR[ch](ch); //function call
return 0;
}
///////////////////////////////////////////////////////////////////////
void dmacSetD_CHCR(unsigned int ch, int value){
if (ch<13)
setD_CHCR[ch](ch, value); //function call
}
///////////////////////////////////////////////////////////////////////
int dmacGetD_CHCR(unsigned int ch){
if (ch<13)
return getD_CHCR[ch](ch); //function call
return 0;
}
///////////////////////////////////////////////////////////////////////
int dmacDeinit(){
int x;
register int ch, value;
CpuSuspendIntr(&x); //intrman
dmacSetBF801578(0);
for (ch=0; ch<13; ch++){
value=dmacGetD_CHCR(ch);
if (value & DMAf_TR) //sysmem
Kprintf("WARNING:DMA %dch has been continued until shutdown\n", ch);
dmacSetD_CHCR(ch, value & 0xFEFFFFFF);
}
CpuResumeIntr(x); //intrman
return 1;
}
///////////////////////////////////////////////////////////////////////
int dmacSetDMA(int ch, int address, int size, int count, int dir){
if (ch<13 && ch != DMAch_GPUotc){
dmacSetD_MADR(ch, 0x00FFFFFF & address);
dmacSetD_BCR (ch, (count << 16) | (size & 0xFFFF));
dmacSetD_CHCR(ch, (dir & DMAf_DR) | DMAf_CO |
(dir == 0 ? DMAf_30 : 0));
return 1;
}
return 0;
}
///////////////////////////////////////////////////////////////////////
int dmacSetDMA_chainedSPU_SIF0(int ch, int size, int tadr){
if (ch != DMAch_SPU && ch != DMAch_SIF0)
return 0;
dmacSetD_BCR (ch, size & 0x0000FFFF);
dmacSetD_CHCR(ch, DMAf_LI | DMAf_CO | DMAf_DR); //0x601
dmacSetD_TADR (ch, tadr & 0x00FFFFFF);
return 1;
}
///////////////////////////////////////////////////////////////////////
int dmacSetDMA_SIF0(int ch, int size, int tadr){
if (ch != DMAch_SIF0)
return 0;
dmacSetD_BCR ( DMAch_SIF0, size & 0x0000FFFF);
dmacSetD_CHCR( DMAch_SIF0, DMAf_LI | DMAf_CO | DMAf_08 | DMAf_DR); //0x701
dmacSetD_TADR ( DMAch_SIF0, tadr & 0x00FFFFFF);
return 1;
}
///////////////////////////////////////////////////////////////////////
int dmacSetDMA_SIF1(int ch, int size){
if (ch != DMAch_SIF1)
return 0;
dmacSetD_BCR (DMAch_SIF1, size & 0x0000FFFF);
dmacSetD_CHCR(DMAch_SIF1, DMAf_30 | DMAf_CO | DMAf_08); //0x40000300
return 1;
}
///////////////////////////////////////////////////////////////////////
void dmacStartTransfer(int ch){
if (ch < 15)
dmacSetD_CHCR(ch, DMAf_TR | dmacGetD_CHCR(ch));
}
///////////////////////////////////////////////////////////////////////
// set 3-bit value of channel
void dmacSetVal(int ch, int value){
int x;
CpuSuspendIntr(&x); //intrman
switch (ch){
case DMAch_MDECin: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFFFF8) |
( value & 7)); break;
case DMAch_MDECout:dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFFF8F) |
(( value & 7) << 4)); break;
case DMAch_GPU: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFF8FF) |
(( value & 7) << 8)); break;
case DMAch_CD: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFF8FFF) |
(( value & 7) << 12)); break;
case DMAch_SPU: dmacSetDPCR(
(dmacGetDPCR() & 0xFFF8FFFF) |
(( value & 7) << 16)); break;
case DMAch_PIO: dmacSetDPCR(
(dmacGetDPCR() & 0xFF8FFFFF) |
(( value & 7) << 20)); break;
case DMAch_GPUotc:dmacSetDPCR(
(dmacGetDPCR() & 0xF8FFFFFF) |
(( value & 7) << 24)); break;
case DMAch_SPU2:dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFFFF8) |
( value & 7)); break;
case DMAch_8: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFFF8F) |
(( value & 7) << 4)); break;
case DMAch_SIF0: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFF8FF) |
(( value & 7) << 8)); break;
case DMAch_SIF1: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFF8FFF) |
(( value & 7) << 12)); break;
case DMAch_SIO2in: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFF8FFFF) |
(( value & 7) << 16)); break;
case DMAch_SIO2out:dmacSetDPCR2(
(dmacGetDPCR2() & 0xFF8FFFFF) |
(( value & 7) << 20)); break;
case DMAch_13: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFFFF8) |
( value & 7)); break;
case DMAch_14: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFFF8F) |
(( value & 7) << 4)); break;
case DMAch_15: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFF8FF) |
(( value & 7) << 8)); break;
case DMAch_67: dmacSetDPCR(
(dmacGetDPCR() & 0x8FFFFFFF) |
(( value & 7) << 28)); break;
case DMAch_85: dmacSetDPCR2(
(dmacGetDPCR2() & 0xF8FFFFFF) |
(( value & 7) << 24)); break;
}
CpuResumeIntr(x); //intrman
}
///////////////////////////////////////////////////////////////////////
// set 4th bit of channel
void dmacEnableDMAch(int ch){
int x;
CpuSuspendIntr(&x); //intrman
switch (ch){
case DMAch_MDECin: dmacSetDPCR(
(dmacGetDPCR() | 0x00000008)); break;
case DMAch_MDECout:dmacSetDPCR(
(dmacGetDPCR() | 0x00000080)); break;
case DMAch_GPU: dmacSetDPCR(
(dmacGetDPCR() | 0x00000800)); break;
case DMAch_CD: dmacSetDPCR(
(dmacGetDPCR() | 0x00008000)); break;
case DMAch_SPU: dmacSetDPCR(
(dmacGetDPCR() | 0x00080000)); break;
case DMAch_PIO: dmacSetDPCR(
(dmacGetDPCR() | 0x00800000)); break;
case DMAch_GPUotc:dmacSetDPCR(
(dmacGetDPCR() | 0x08000000)); break;
case DMAch_SPU2: dmacSetDPCR2(
(dmacGetDPCR2() | 0x00000008)); break;
case DMAch_8: dmacSetDPCR2(
(dmacGetDPCR2() | 0x00000080)); break;
case DMAch_SIF0: dmacSetDPCR2(
(dmacGetDPCR2() | 0x00000800)); break;
case DMAch_SIF1: dmacSetDPCR2(
(dmacGetDPCR2() | 0x00008000)); break;
case DMAch_SIO2in:dmacSetDPCR2(
(dmacGetDPCR2() | 0x00080000)); break;
case DMAch_SIO2out:dmacSetDPCR2(
(dmacGetDPCR2() | 0x00800000)); break;
case DMAch_13: dmacSetDPCR3(
(dmacGetDPCR3() | 0x00000008)); break;
case DMAch_14: dmacSetDPCR3(
(dmacGetDPCR3() | 0x00000080)); break;
case DMAch_15: dmacSetDPCR3(
(dmacGetDPCR3() | 0x00000800)); break;
case DMAch_85: dmacSetDPCR2(
(dmacGetDPCR2() | 0x08000000)); break;
}
CpuResumeIntr(x); //intrman
}
///////////////////////////////////////////////////////////////////////
// reset 4th bit of channel
void dmacDisableDMAch(int ch){
int x;
CpuSuspendIntr(&x); //intrman
switch (ch){
case DMAch_MDECin: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFFFF7)); break;
case DMAch_MDECout:dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFFF7F)); break;
case DMAch_GPU: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFFF7FF)); break;
case DMAch_CD: dmacSetDPCR(
(dmacGetDPCR() & 0xFFFF7FFF)); break;
case DMAch_SPU: dmacSetDPCR(
(dmacGetDPCR() & 0xFFF7FFFF)); break;
case DMAch_PIO: dmacSetDPCR(
(dmacGetDPCR() & 0xFF7FFFFF)); break;
case DMAch_GPUotc:dmacSetDPCR(
(dmacGetDPCR() & 0xF7FFFFFF)); break;
case DMAch_SPU2: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFFFF7)); break;
case DMAch_8: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFFF7F)); break;
case DMAch_SIF0: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFFF7FF)); break;
case DMAch_SIF1: dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFFF7FFF)); break;
case DMAch_SIO2in:dmacSetDPCR2(
(dmacGetDPCR2() & 0xFFF7FFFF)); break;
case DMAch_SIO2out:dmacSetDPCR2(
(dmacGetDPCR2() & 0xFF7FFFFF)); break;
case DMAch_13: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFFFF7)); break;
case DMAch_14: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFFF7F)); break;
case DMAch_15: dmacSetDPCR3(
(dmacGetDPCR3() & 0xFFFFF7FF)); break;
case DMAch_85: dmacSetDPCR2(
(dmacGetDPCR2() & 0xF7FFFFFF)); break;
}
CpuResumeIntr(x); //intrman
}
void _retonly(){}
//////////////////////////////entrypoint///////////////////////////////
struct export dmacman_stub={
0x41C00000,
0,
VER(1, 2), // 1.2 => 0x102
0,
"dmacman",
(func)_start, // entrypoint
(func)_retonly,
(func)dmacDeinit,
(func)_retonly,
(func)dmacSetD_MADR,
(func)dmacGetD_MADR,
(func)dmacSetD_BCR,
(func)dmacGetD_BCR,
(func)dmacSetD_CHCR,
(func)dmacGetD_CHCR,
(func)dmacSetD_TADR,
(func)dmacGetD_TADR,
(func)dmacSet_4_9_A,
(func)dmacGet_4_9_A,
(func)dmacSetDPCR,
(func)dmacGetDPCR,
(func)dmacSetDPCR2,
(func)dmacGetDPCR2,
(func)dmacSetDPCR3,
(func)dmacGetDPCR3,
(func)dmacSetDICR,
(func)dmacGetDICR,
(func)dmacSetDICR2,
(func)dmacGetDICR2,
(func)dmacSetBF80157C,
(func)dmacGetBF80157C,
(func)dmacSetBF801578,
(func)dmacGetBF801578,
(func)dmacSetDMA,
(func)dmacSetDMA_chainedSPU_SIF0,
(func)dmacSetDMA_SIF0,
(func)dmacSetDMA_SIF1,
(func)dmacStartTransfer,
(func)dmacSetVal,
(func)dmacEnableDMAch,
(func)dmacDisableDMAch,
0
};
//////////////////////////////entrypoint///////////////////////////////
int _start(int argc, char* argv[]){
int x;
register int ch;
if (RegisterLibraryEntries(&dmacman_stub)) //loadcore
return 1;
CpuSuspendIntr(&x); //intrman
dmacSetDPCR(0x07777777);
dmacSetDPCR2(0x07777777);
dmacSetDPCR3(0x00000777);
for (ch=0; ch<13; ch++){
dmacSetD_MADR(ch, 0);
dmacSetD_BCR (ch, 0);
dmacSetD_CHCR(ch, 0);
}
dmacSetD_TADR( DMAch_SPU, 0);
dmacSetD_TADR( DMAch_SIF0,0);
dmacSet_4_9_A( DMAch_SPU, 0);
dmacSet_4_9_A( DMAch_SIF0,0);
dmacSet_4_9_A( DMAch_SIF1,0);
dmacSetBF801578(1);
CpuResumeIntr(x); //intrman
return 0;
}