filename | src/mem.h |
changeset | 19:9da7a8e38f9d |
prev | 18:9a1b5d75703f |
next | 31:495e480360d7 |
author | nkeynes |
date | Sun Dec 25 01:28:39 2005 +0000 (18 years ago) |
permissions | -rw-r--r-- |
last change | Refactor all the GUI bits out of the main directory (except for a couple lingering temporarily in loader.c Fix a few timeslice issues |
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1 #ifndef dream_sh4_mem_H
2 #define dream_sh4_mem_H
4 #include <stdint.h>
6 #ifdef __cplusplus
7 extern "C" {
8 #endif
10 typedef struct mem_region {
11 uint32_t base;
12 uint32_t size;
13 char *name;
14 char *mem;
15 int flags;
16 } *mem_region_t;
18 #define MAX_IO_REGIONS 24
19 #define MAX_MEM_REGIONS 8
21 #define MEM_REGION_MAIN "System RAM"
22 #define MEM_REGION_VIDEO "Video RAM"
23 #define MEM_REGION_AUDIO "Audio RAM"
24 #define MEM_REGION_AUDIO_SCRATCH "Audio Scratch RAM"
26 #define MB * (1024 * 1024)
27 #define KB * 1024
29 void *mem_create_ram_region( uint32_t base, uint32_t size, char *name );
30 void *mem_load_rom( char *name, uint32_t base, uint32_t size, uint32_t crc );
31 void *mem_alloc_pages( int n );
32 char *mem_get_region( uint32_t addr );
33 char *mem_get_region_by_name( char *name );
34 int mem_has_page( uint32_t addr );
35 char *mem_get_page( uint32_t addr );
37 void mem_init( void );
38 void mem_reset( void );
40 #define ENABLE_WATCH 1
42 #define WATCH_WRITE 1
43 #define WATCH_READ 2
44 #define WATCH_EXEC 3 /* AKA Breakpoint :) */
46 #define MEM_FLAG_ROM 4 /* Mem region is ROM-based */
47 #define MEM_FLAG_RAM 6
49 typedef struct watch_point *watch_point_t;
51 watch_point_t mem_new_watch( uint32_t start, uint32_t end, int flags );
52 void mem_delete_watch( watch_point_t watch );
53 watch_point_t mem_is_watched( uint32_t addr, int size, int op );
55 extern char **page_map;
56 #ifdef __cplusplus
57 }
58 #endif
59 #endif
.