125 lines
2.3 KiB
C
125 lines
2.3 KiB
C
#include "Drive.h"
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void DVDLowReset( void )
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{
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clear32( HW_RESETS, (1<<10) | (1<<17) );
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set32( HW_RESETS, (1<<10) | (1<<17) );
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}
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u32 DVDLowGetError( void )
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{
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write32( 0x0D806000, 0x2E );
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write32( 0x0D806008, 0xE0000000 );
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write32( 0x0D806020, 0 );
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write32( 0x0D80601c, 1 );
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while( read32(0x0D80601c) & 1 );
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set32( 0x0D806000, (1<<4) );
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return read32( 0x0D806020 );
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}
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u32 DVDLowSeek( void )
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{
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write32( 0x0D806000, 0x2E );
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write32( 0x0D806008, 0xAB000000 );
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write32( 0x0D806020, 0 );
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write32( 0x0D80601c, 1 );
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while( read32(0x0D80601c) & 1 );
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set32( 0x0D806000, (1<<4) );
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return read32( 0x0D806020 );
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}
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u32 DVDLowStopMotor( void )
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{
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write32( 0x0D806000, 0x2E );
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write32( 0x0D806008, 0xE3000000 );
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write32( 0x0D806020, 0 );
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write32( 0x0D80601c, 1 );
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while( read32(0x0D80601c) & 1 );
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set32( 0x0D806000, (1<<4) );
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return read32( 0x0D806020 );
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}
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u32 LowReadDiscID( void *data )
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{
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write32( 0x0D806008, 0xA8000040 );
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write32( 0x0D80600C, 0 );
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write32( 0x0D806010, 0x20 );
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write32( 0x0D806018, 0x20 );
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write32( 0x0D806014, (u32)data );
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write32( 0x0D806000, 0x3A );
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write32( 0x0D80601C, 3 );
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while (1)
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{
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if( read32( 0x0D806000 ) & (1<<2) )
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{
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set32( 0x0D806000, (1<<2) );
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return 1;
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}
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if( read32( 0x0D806000 ) & (1<<4) )
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{
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set32( 0x0D806000, (1<<4) );
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return 0;
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}
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}
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return 0;
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}
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u32 LowRead( void *data, u32 Offset, u32 Length )
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{
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write32( 0x0D806008, 0xA8000000 );
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write32( 0x0D80600C, Offset>>2 );
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write32( 0x0D806010, Length );
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write32( 0x0D806018, Length );
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write32( 0x0D806014, (u32)data );
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write32( 0x0D806000, 0x3A );
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write32( 0x0D80601C, 3 );
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while (1)
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{
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if( read32( 0x0D806000 ) & (1<<2) )
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{
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set32( 0x0D806000, (1<<2) );
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return 1;
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}
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if( read32( 0x0D806000 ) & (1<<4) )
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{
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set32( 0x0D806000, (1<<4) );
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return 0;
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}
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}
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return 0;
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}
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u32 DVDEnableAudioStreaming( u32 Enable )
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{
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write32( 0x0D806004, read32( 0x0D806004 ) );
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write32( 0x0D806008, 0xE4000000 | (Enable<<16) | 0x0A );
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write32( 0x0D80601C, 1 );
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while( read32(0x0D80601C) & 1 );
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while(1)
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{
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if( read32( 0x0D806000 ) & 4 )
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return DI_ERROR;
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if(!read32(0x0D806018))
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return DI_SUCCESS;
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}
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return DI_FATAL;
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}
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