nkeynes@10: #ifndef dream_sh4_mem_H
nkeynes@10: #define dream_sh4_mem_H
nkeynes@10: 
nkeynes@10: #include <stdint.h>
nkeynes@10: 
nkeynes@10: #ifdef __cplusplus
nkeynes@10: extern "C" {
nkeynes@10: #endif
nkeynes@10: 
nkeynes@10: typedef struct mem_region {
nkeynes@10:     uint32_t base;
nkeynes@10:     uint32_t size;
nkeynes@10:     char *name;
nkeynes@10:     char *mem;
nkeynes@10:     int flags;
nkeynes@10: } *mem_region_t;
nkeynes@10: 
nkeynes@10: #define MAX_IO_REGIONS 24
nkeynes@10: #define MAX_MEM_REGIONS 8
nkeynes@10: 
nkeynes@10: #define MEM_REGION_MAIN "System RAM"
nkeynes@10: #define MEM_REGION_VIDEO "Video RAM"
nkeynes@10: #define MEM_REGION_AUDIO "Audio RAM"
nkeynes@10: #define MEM_REGION_AUDIO_SCRATCH "Audio Scratch RAM"
nkeynes@10: 
nkeynes@10: #define MB * (1024 * 1024)
nkeynes@10: #define KB * 1024
nkeynes@10: 
nkeynes@10: int32_t sh4_read_long( uint32_t addr );
nkeynes@10: int32_t sh4_read_word( uint32_t addr );
nkeynes@10: int32_t sh4_read_byte( uint32_t addr );
nkeynes@10: void sh4_write_long( uint32_t addr, uint32_t val );
nkeynes@10: void sh4_write_word( uint32_t addr, uint32_t val );
nkeynes@10: void sh4_write_byte( uint32_t addr, uint32_t val );
nkeynes@10: int32_t sh4_read_phys_word( uint32_t addr );
nkeynes@10: 
nkeynes@10: void *mem_create_ram_region( uint32_t base, uint32_t size, char *name );
nkeynes@10: void *mem_load_rom( char *name, uint32_t base, uint32_t size, uint32_t crc );
nkeynes@10: char *mem_get_region( uint32_t addr );
nkeynes@10: char *mem_get_region_by_name( char *name );
nkeynes@10: int mem_has_page( uint32_t addr );
nkeynes@10: char *mem_get_page( uint32_t addr );
nkeynes@10: 
nkeynes@10: void mem_init( void );
nkeynes@10: void mem_reset( void );
nkeynes@10: 
nkeynes@10: #define ENABLE_WATCH 1
nkeynes@10: 
nkeynes@10: #define WATCH_WRITE 1
nkeynes@10: #define WATCH_READ  2
nkeynes@10: #define WATCH_EXEC  3  /* AKA Breakpoint :) */
nkeynes@10: 
nkeynes@10: typedef struct watch_point *watch_point_t;
nkeynes@10: 
nkeynes@10: watch_point_t mem_new_watch( uint32_t start, uint32_t end, int flags );
nkeynes@10: void mem_delete_watch( watch_point_t watch );
nkeynes@10: watch_point_t mem_is_watched( uint32_t addr, int size, int op );
nkeynes@10: 
nkeynes@10: extern char **page_map;
nkeynes@10: #ifdef __cplusplus
nkeynes@10: }
nkeynes@10: #endif
nkeynes@10: #endif