mirror of https://github.com/PCSX2/pcsx2.git
179 lines
4.7 KiB
C
179 lines
4.7 KiB
C
//[module] SSBUSC
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//[processor] IOP
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//[type] ELF-IRX
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//[name] ssbus_service
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//[version] 0x101
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//[memory map] 0xBF801000,0xBF801004,0xBF801008,0xBF80100C, (r/w)
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// MDECin(T2),8(T2) ,MDECin(T1),MDECout(T1),
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//
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// 0xBF801010,0xBF801014,0xBF801018,0xBF80101C,0xBF801020 (r/w)
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// GPU(SIF2)(T1),SPU(T1)spu_delay,PIO(T1),8(T1),SSBUSCconfig
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//
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// 0xBF801400,0xBF801404,0xBF801408,0xBF80140C, (r/w)
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// MDECout(T2),SPU(T2) ,PIO(T2) ,SIF0(T2),
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//
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// 0xBF801410,0xBF801414,0xBF801418,0xBF80141C,0xBF801420 (r/w)
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// SIO2in(T2),SIF0(T1) ,SIF1(T1) ,SIO2in(T1),SIO2out(T1)
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//
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//[handlers] -
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//[entry point] start, export_stub
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//[made by] [RO]man (roman_ps2dev@hotmail.com)
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#include "kloadcore.h"
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#include "kintrman.h"
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int memmap_table[]={
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0xBF801008, 0xBF80100C, 0xBF801010, 0, 0xBF801014,//spu_delay
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0xBF801018, 0, 0, 0xBF80101C, 0xBF801414,
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0xBF801418, 0xBF80141C, 0xBF801420
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};
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int memmap_table_2[]={
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0xBF801000, 0xBF801400, 0, 0, 0xBF801404,
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0xBF801408, 0, 0, 0xBF801004, 0xBF80140C,
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0, 0xBF801410, 0
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};
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int _start();
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///////////////////////////////////////////////////////////////////////
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int return_0(){
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return 0;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetTable1(int code, int value){ //set
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int *v;
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if ((code < 13) && (v=(int*)memmap_table[code]))
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return *v=value;
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return -1;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetTable1(int code){ //get
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int *v;
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if ((code < 13) && (v=(int*)memmap_table[code]))
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return *v;
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return -1;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetTable2(int code, int value){ //set
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int *v;
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if ((code < 13) && (v=(int*)memmap_table_2[code]))
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return *v=value;
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return -1;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetTable2(int code){ //get
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int *v;
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if ((code < 13) && (v=(int*)memmap_table_2[code]))
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return *v;
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return -1;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetCOM_DELAY_1st(int a){ //set lowest nibble
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return *(int*)(0xBF801020) =
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(*(int*)(0xBF801020) & 0xFFFFFFF0) |
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( a & 0xF);
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetCOM_DELAY_1st(){ //get lowest nibble
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return *(int*)(0xBF801020) & 0xF;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetCOM_DELAY_2nd(int a){ //set
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return *(int*)(0xBF801020) =
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(*(int*)(0xBF801020) & 0xFFFFFF0F) |
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( (a << 4) & 0xF0);
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetCOM_DELAY_2nd(){ //get
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return *(unsigned char*)(0xBF801020) >> 4;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetCOM_DELAY_3rd(int a){ //set
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return *(int*)(0xBF801020) =
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(*(int*)(0xBF801020) & 0xFFFFF0FF) |
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( (a << 8) & 0xF00);
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetCOM_DELAY_3rd(){ //get
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return (*(int*)(0xBF801020) >> 8) & 0xF;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetCOM_DELAY_4th(int a){ //set
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return *(int*)(0xBF801020) =
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(*(int*)(0xBF801020) & 0xFFFF0FFF) |
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( (a << 12) & 0xF000);
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetCOM_DELAY_4th(){ //get
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return (*(int*)(0xBF801020) >> 12) & 0xF;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSsetCOM_DELAY(int a){ //set
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return *(int*)(0xBF801020) = a;
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}
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///////////////////////////////////////////////////////////////////////
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int SSBUSgetCOM_DELAY(){ //get
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return *(int*)(0xBF801020);
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}
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///////////////////////////////////////////////////////////////////////
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void retonly(){}
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//////////////////////////////entrypoint///////////////////////////////
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struct export export_stub={
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0x41C00000,
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0,
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VER(1, 1), // 1.1 => 0x101
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0,
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"ssbusc",
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(func)_start, // entrypoint
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(func)retonly,
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(func)return_0,
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(func)retonly,
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(func)SSBUSsetTable1,
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(func)SSBUSgetTable1,
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(func)SSBUSsetTable2,
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(func)SSBUSgetTable2,
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(func)SSBUSsetCOM_DELAY_1st,
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(func)SSBUSgetCOM_DELAY_1st,
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(func)SSBUSsetCOM_DELAY_2nd,
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(func)SSBUSgetCOM_DELAY_2nd,
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(func)SSBUSsetCOM_DELAY_3rd,
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(func)SSBUSgetCOM_DELAY_3rd,
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(func)SSBUSsetCOM_DELAY_4th,
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(func)SSBUSgetCOM_DELAY_4th,
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(func)SSBUSsetCOM_DELAY,
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(func)SSBUSgetCOM_DELAY,
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0 // end of list
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};
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//////////////////////////////entrypoint///////////////////////////////
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int _start(int argc, char* argv[]){
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int x;
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CpuSuspendIntr(&x);
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if (RegisterLibraryEntries(&export_stub)==0) {
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CpuResumeIntr(x);
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return 0;
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}
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CpuResumeIntr(x);
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return 1;
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}
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