1.1 --- a/src/asic.c	Mon Jul 14 07:44:42 2008 +0000
     1.2 +++ b/src/asic.c	Wed Jul 30 03:00:40 2008 +0000
     1.3 @@ -355,9 +355,42 @@
     1.4      sh4addr_t table_addr = MMIO_READ( ASIC, SORTDMATBL );
     1.5      sh4addr_t data_addr = MMIO_READ( ASIC, SORTDMADATA );
     1.6      int table_size = MMIO_READ( ASIC, SORTDMATSIZ );
     1.7 -    int data_size = MMIO_READ( ASIC, SORTDMADSIZ );
     1.8 +    int addr_shift = MMIO_READ( ASIC, SORTDMAASIZ ) ? 5 : 0;
     1.9 +    int count = 1;
    1.10  
    1.11 -    WARN( "Sort DMA not implemented" );
    1.12 +    uint32_t *table32 = (uint32_t *)mem_get_region( table_addr );
    1.13 +    uint16_t *table16 = (uint16_t *)table32;
    1.14 +    uint32_t next = table_size ? (*table32++) : (uint32_t)(*table16++);
    1.15 +    while(1) {
    1.16 +        next &= 0x07FFFFFF;
    1.17 +        if( next == 1 ) {
    1.18 +            next = table_size ? (*table32++) : (uint32_t)(*table16++);
    1.19 +            count++;
    1.20 +            continue;
    1.21 +        } else if( next == 2 ) {
    1.22 +            asic_event( EVENT_SORT_DMA );
    1.23 +            break;
    1.24 +        } 
    1.25 +        uint32_t *data = (uint32_t *)mem_get_region(data_addr + (next<<addr_shift));
    1.26 +        if( data == NULL ) {
    1.27 +            break;
    1.28 +        }
    1.29 +
    1.30 +        uint32_t *poly = pvr2_ta_find_polygon_context(data, 128);
    1.31 +        if( poly == NULL ) {
    1.32 +            asic_event( EVENT_SORT_DMA_ERR );
    1.33 +            break;
    1.34 +        }
    1.35 +        uint32_t size = poly[6] & 0xFF;
    1.36 +        if( size == 0 ) {
    1.37 +            size = 0x100;
    1.38 +        }
    1.39 +        next = poly[7];
    1.40 +        pvr2_ta_write( (unsigned char *)data, size<<5 );
    1.41 +    }
    1.42 +
    1.43 +    MMIO_WRITE( ASIC, SORTDMACNT, count );
    1.44 +    MMIO_WRITE( ASIC, SORTDMACTL, 0 );
    1.45  }
    1.46  
    1.47  void mmio_region_ASIC_write( uint32_t reg, uint32_t val )
    1.48 @@ -422,7 +455,7 @@
    1.49      case SORTDMATBL: case SORTDMADATA:
    1.50          MMIO_WRITE( ASIC, reg, (val & 0x0FFFFFE0) | 0x08000000 );
    1.51          break;
    1.52 -    case SORTDMATSIZ: case SORTDMADSIZ:
    1.53 +    case SORTDMATSIZ: case SORTDMAASIZ:
    1.54          MMIO_WRITE( ASIC, reg, (val & 1) );
    1.55          break;
    1.56      case SORTDMACTL: