nkeynes@561: /**
nkeynes@561:  * $Id$
nkeynes@561:  *
nkeynes@561:  * Translation cache test functions
nkeynes@561:  *
nkeynes@561:  * Copyright (c) 2005 Nathan Keynes.
nkeynes@561:  *
nkeynes@561:  * This program is free software; you can redistribute it and/or modify
nkeynes@561:  * it under the terms of the GNU General Public License as published by
nkeynes@561:  * the Free Software Foundation; either version 2 of the License, or
nkeynes@561:  * (at your option) any later version.
nkeynes@561:  *
nkeynes@561:  * This program is distributed in the hope that it will be useful,
nkeynes@561:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
nkeynes@561:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nkeynes@561:  * GNU General Public License for more details.
nkeynes@561:  */
nkeynes@561: 
nkeynes@363: #include <assert.h>
nkeynes@363: #include "sh4/xltcache.h"
nkeynes@363: #include "dreamcast.h"
nkeynes@363: 
nkeynes@363: extern xlat_cache_block_t xlat_new_cache;
nkeynes@363: extern xlat_cache_block_t xlat_new_cache_ptr;
nkeynes@363: extern xlat_cache_block_t xlat_temp_cache;
nkeynes@363: extern xlat_cache_block_t xlat_temp_cache_ptr;
nkeynes@363: 
nkeynes@363: /**
nkeynes@363:  * Test initial allocations from the new cache
nkeynes@363:  */
nkeynes@363: void test_initial()
nkeynes@363: {
nkeynes@363:     int i;
nkeynes@363:     xlat_cache_block_t block = xlat_start_block( 0x0C008000 );
nkeynes@363:     assert( block->active == 1 );
nkeynes@363:     assert( block->size == XLAT_NEW_CACHE_SIZE - (2*sizeof(struct xlat_cache_block)) );
nkeynes@363:     memset( block->code, 0xB5, 8192 );
nkeynes@515:     xlat_commit_block( 8192, 100 );
nkeynes@363:     assert( block->active == 1 );
nkeynes@363:     assert( block->size == 8192 );
nkeynes@363:     
nkeynes@363:     int size = XLAT_NEW_CACHE_SIZE - (4*sizeof(struct xlat_cache_block)) - 8192 - 4096;
nkeynes@363:     xlat_cache_block_t block2 = xlat_start_block( 0x0C009000 );
nkeynes@363:     assert( block2->active == 1 );
nkeynes@363:     assert( block2->size == XLAT_NEW_CACHE_SIZE - (3*sizeof(struct xlat_cache_block)) - 8192 );
nkeynes@363:     memset( block2->code, 0x6D, size );
nkeynes@515:     xlat_commit_block( size, 200 );
nkeynes@363:     assert( block2->active == 1 );
nkeynes@363:     assert( block2->size == size );
nkeynes@363:     
nkeynes@363:     void *addr = xlat_get_code( 0x0C008000 );
nkeynes@363:     assert( addr == &block->code );
nkeynes@363:     addr = xlat_get_code( 0x0C009000 );
nkeynes@363:     assert( addr == &block2->code );
nkeynes@363:     addr = xlat_get_code( 0x0C008002 );
nkeynes@363:     assert( addr == NULL );
nkeynes@363:     
nkeynes@363:     xlat_cache_block_t block3 = xlat_start_block( 0x0D009800 );
nkeynes@363:     assert( block3->active == 1 );
nkeynes@363:     assert( block3->size == 4096 );
nkeynes@363:     memset( block3->code, 0x9C, 4096 );
nkeynes@515:     xlat_cache_block_t block3a = xlat_extend_block(8192);
nkeynes@363:     assert( block3a != block3 );
nkeynes@363:     assert( block3a == block );
nkeynes@363:     assert( block3a->active == 1 );
nkeynes@363:     assert( block3a->size = 8192 );
nkeynes@363:     assert( block3->active == 0 );
nkeynes@363:     assert( block3->size == 4096 );
nkeynes@363:     for( i=0; i<4096; i++ ) {
nkeynes@363: 	assert( block3a->code[i] == 0x9C );
nkeynes@363:     }
nkeynes@363:     for( i=4096; i<8192; i++ ) {
nkeynes@363: 	assert( block3a->code[i] == 0xB5 );
nkeynes@363:     }
nkeynes@515:     xlat_commit_block(6142, 432);
nkeynes@363:     addr = xlat_get_code( 0x0D009800 );
nkeynes@363:     assert( addr == &block3a->code );
nkeynes@363:     /* check promoted block in temp cache */
nkeynes@363:     addr = xlat_get_code( 0x0C008000 );
nkeynes@363:     assert( addr == &xlat_temp_cache->code );
nkeynes@363:     assert( xlat_temp_cache->active == 1 );
nkeynes@363:     assert( xlat_temp_cache->size == 8192 );
nkeynes@363:     for( i=0; i<8192; i++ ) {
nkeynes@363: 	assert( xlat_temp_cache->code[i] == 0xB5 );
nkeynes@363:     }
nkeynes@363: }
nkeynes@363: 
nkeynes@363: int main()
nkeynes@363: {
nkeynes@363:     xlat_cache_init();
nkeynes@363:     xlat_check_integrity();
nkeynes@363:     
nkeynes@363:     test_initial();
nkeynes@363:     return 0;
nkeynes@363: }