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filename src/sh4/sh4mmio.c
changeset 830:73637b9624e4
prev736:a02d1475ccfd
next929:fd8cb0c82f5f
author nkeynes
date Thu Oct 30 00:06:49 2008 +0000 (15 years ago)
permissions -rw-r--r--
last change Change xlat_get_native_pc to pass in the expected code region - this lets the Mac
unwind implementation range test the IP address (which works) rather than EBP
(which doesn't for some reason).

Remove the test in configure that prevents fomit-frame-pointer being used in Mac
builds.
file annotate diff log raw 
     1.1 --- a/src/sh4/sh4mmio.c	Mon Jul 14 07:44:42 2008 +0000

     1.2 +++ b/src/sh4/sh4mmio.c	Thu Oct 30 00:06:49 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 *************************************/
.