1.1 --- a/src/sh4/xltcache.c	Tue Sep 04 08:32:44 2007 +0000
     1.2 +++ b/src/sh4/xltcache.c	Wed Sep 12 09:16:47 2007 +0000
     1.3 @@ -1,5 +1,5 @@
     1.4  /**
     1.5 - * $Id: xltcache.c,v 1.2 2007-09-04 08:32:44 nkeynes Exp $
     1.6 + * $Id: xltcache.c,v 1.3 2007-09-12 09:16:47 nkeynes Exp $
     1.7   * 
     1.8   * Translation cache management. This part is architecture independent.
     1.9   *
    1.10 @@ -54,24 +54,27 @@
    1.11  xlat_cache_block_t xlat_old_cache_ptr;
    1.12  static void ***xlat_lut;
    1.13  static void **xlat_lut2; /* second-tier page info */
    1.14 +static gboolean xlat_initialized = FALSE;
    1.15  
    1.16  void xlat_cache_init() 
    1.17  {
    1.18 -    xlat_new_cache = mmap( NULL, XLAT_NEW_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.19 -			   MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.20 -    xlat_temp_cache = mmap( NULL, XLAT_TEMP_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.21 -			   MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.22 -    xlat_old_cache = mmap( NULL, XLAT_OLD_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.23 -			   MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.24 -    xlat_new_cache_ptr = xlat_new_cache;
    1.25 -    xlat_temp_cache_ptr = xlat_temp_cache;
    1.26 -    xlat_old_cache_ptr = xlat_old_cache;
    1.27 -    xlat_new_create_ptr = xlat_new_cache;
    1.28 -    
    1.29 -    xlat_lut = mmap( NULL, XLAT_LUT_PAGES*sizeof(void *), PROT_READ|PROT_WRITE,
    1.30 -		     MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
    1.31 -    memset( xlat_lut, 0, XLAT_LUT_PAGES*sizeof(void *) );
    1.32 -
    1.33 +    if( !xlat_initialized ) {
    1.34 +	xlat_initialized = TRUE;
    1.35 +	xlat_new_cache = mmap( NULL, XLAT_NEW_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.36 +			       MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.37 +	xlat_temp_cache = mmap( NULL, XLAT_TEMP_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.38 +				MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.39 +	xlat_old_cache = mmap( NULL, XLAT_OLD_CACHE_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE,
    1.40 +			       MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 );
    1.41 +	xlat_new_cache_ptr = xlat_new_cache;
    1.42 +	xlat_temp_cache_ptr = xlat_temp_cache;
    1.43 +	xlat_old_cache_ptr = xlat_old_cache;
    1.44 +	xlat_new_create_ptr = xlat_new_cache;
    1.45 +	
    1.46 +	xlat_lut = mmap( NULL, XLAT_LUT_PAGES*sizeof(void *), PROT_READ|PROT_WRITE,
    1.47 +			 MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
    1.48 +	memset( xlat_lut, 0, XLAT_LUT_PAGES*sizeof(void *) );
    1.49 +    }
    1.50      xlat_flush_cache();
    1.51  }
    1.52  
    1.53 @@ -351,3 +354,11 @@
    1.54      xlat_check_cache_integrity( xlat_temp_cache, xlat_temp_cache_ptr, XLAT_TEMP_CACHE_SIZE );
    1.55      xlat_check_cache_integrity( xlat_old_cache, xlat_old_cache_ptr, XLAT_OLD_CACHE_SIZE );
    1.56  }
    1.57 +
    1.58 +
    1.59 +void xlat_disasm_block( FILE *out, void *block )
    1.60 +{
    1.61 +    uint32_t buflen = xlat_get_block_size(block);
    1.62 +    x86_set_symtab( NULL, 0 );
    1.63 +    x86_disasm_block( out, block, buflen );
    1.64 +}