mirror of
https://github.com/AppleWin/AppleWin.git
synced 2024-11-18 12:06:47 +00:00
3318abc622
- Replaced all non-GPL modules with GPL ones (6821, AY8910, Z80) . 6821 now from VICE (was MAME) . AY8910 now from FUSE (was MAME) . Z80 now from VICE (was Z80Em) - Fix for Willy Byte & MB support (strange 6522 behaviour!)
96 lines
3.2 KiB
C
96 lines
3.2 KiB
C
/*
|
|
* mem.h - Memory interface.
|
|
*
|
|
* Written by
|
|
* André Fachat <fachat@physik.tu-chemnitz.de>
|
|
* Ettore Perazzoli <ettore@comm2000.it>
|
|
* Andreas Boose <viceteam@t-online.de>
|
|
*
|
|
* This file is part of VICE, the Versatile Commodore Emulator.
|
|
* See README for copyright notice.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
* 02111-1307 USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef _MEM_H_
|
|
#define _MEM_H_
|
|
|
|
#include "..\CommonVICE\types.h"
|
|
|
|
typedef BYTE REGPARM1 read_func_t(WORD addr);
|
|
typedef read_func_t *read_func_ptr_t;
|
|
typedef void REGPARM2 store_func_t(WORD addr, BYTE value);
|
|
typedef store_func_t *store_func_ptr_t;
|
|
|
|
extern read_func_ptr_t *_mem_read_tab_ptr;
|
|
extern store_func_ptr_t *_mem_write_tab_ptr;
|
|
extern BYTE **_mem_read_base_tab_ptr;
|
|
extern int *mem_read_limit_tab_ptr;
|
|
|
|
extern BYTE mem_ram[];
|
|
extern BYTE *mem_page_zero;
|
|
extern BYTE *mem_page_one;
|
|
extern BYTE *mem_color_ram_cpu;
|
|
extern BYTE *mem_color_ram_vicii;
|
|
|
|
extern unsigned int mem_old_reg_pc;
|
|
extern BYTE *mem_chargen_rom_ptr;
|
|
|
|
extern void mem_initialize_memory(void);
|
|
extern void mem_powerup(void);
|
|
extern int mem_load(void);
|
|
extern void mem_get_basic_text(WORD *start, WORD *end);
|
|
extern void mem_set_basic_text(WORD start, WORD end);
|
|
extern void mem_toggle_watchpoints(int flag, void *context);
|
|
extern int mem_rom_trap_allowed(WORD addr);
|
|
extern void mem_set_bank_pointer(BYTE **base, int *limit);
|
|
extern void mem_color_ram_to_snapshot(BYTE *color_ram);
|
|
extern void mem_color_ram_from_snapshot(BYTE *color_ram);
|
|
|
|
extern read_func_t rom_read, rom_trap_read, zero_read;
|
|
extern store_func_t rom_store, rom_trap_store, zero_store;
|
|
|
|
extern read_func_t mem_read;
|
|
extern store_func_t mem_store;
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Memory access functions for the monitor. */
|
|
extern const char **mem_bank_list(void);
|
|
extern int mem_bank_from_name(const char *name);
|
|
extern BYTE mem_bank_read(int bank, WORD addr, void *context);
|
|
extern BYTE mem_bank_peek(int bank, WORD addr, void *context);
|
|
extern void mem_bank_write(int bank, WORD addr, BYTE byte, void *context);
|
|
extern void mem_get_screen_parameter(WORD *base, BYTE *rows, BYTE *columns, int *bank);
|
|
|
|
typedef struct mem_ioreg_list_s {
|
|
const char *name;
|
|
WORD start;
|
|
WORD end;
|
|
unsigned int next;
|
|
} mem_ioreg_list_t;
|
|
|
|
extern mem_ioreg_list_t *mem_ioreg_list_get(void *context);
|
|
|
|
/* Snapshots. */
|
|
struct snapshot_s;
|
|
extern int mem_write_snapshot_module(struct snapshot_s *s, int save_roms);
|
|
extern int mem_read_snapshot_module(struct snapshot_s *s);
|
|
|
|
#endif
|
|
|