1.1 --- a/src/sh4/sh4mmio.c	Mon Aug 25 09:16:44 2008 +0000
     1.2 +++ b/src/sh4/sh4mmio.c	Mon Aug 25 11:29:24 2008 +0000
     1.3 @@ -90,7 +90,31 @@
     1.4  
     1.5  /********************************* UBC *************************************/
     1.6  
     1.7 -MMIO_REGION_STUBFNS( UBC )
     1.8 +int32_t mmio_region_UBC_read( uint32_t reg )
     1.9 +{
    1.10 +    return MMIO_READ( UBC, reg );
    1.11 +}
    1.12 +
    1.13 +void mmio_region_UBC_write( uint32_t reg, uint32_t val )
    1.14 +{
    1.15 +    switch( reg ) {
    1.16 +    case BAMRA:
    1.17 +    case BAMRB:
    1.18 +        val &= 0x0F;
    1.19 +        break;
    1.20 +    case BBRA:
    1.21 +    case BBRB:
    1.22 +        val &= 0x07F;
    1.23 +        if( val != 0 ) { 
    1.24 +            WARN( "UBC not implemented" );
    1.25 +        }
    1.26 +        break;
    1.27 +    case BRCR:
    1.28 +        val &= 0xC4C9;
    1.29 +        break;
    1.30 +    }
    1.31 +    MMIO_WRITE( UBC, reg, val );
    1.32 +}
    1.33  
    1.34  
    1.35  /********************************** SCI *************************************/