1 /* mem.h --- interface to memory for RL78 simulator.
4 Free Software Foundation, Inc.
5 Contributed by Red Hat, Inc.
7 This file is part of the GNU simulators.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #ifndef SIM_RL78_MEM_H_
24 #define SIM_RL78_MEM_H_
26 #define MEM_SIZE 0x100000
28 /* Only for cpu.c to use. */
29 extern unsigned char memory[];
33 /* Pass the amount of bytes, like 2560 for 2.5k */
34 void mem_ram_size (int ram_bytes);
35 void mem_rom_size (int rom_bytes);
37 void mem_put_qi (int address, unsigned char value);
38 void mem_put_hi (int address, unsigned short value);
39 void mem_put_psi (int address, unsigned long value);
40 void mem_put_si (int address, unsigned long value);
42 void mem_put_blk (int address, const void *bufptr, int nbytes);
44 unsigned char mem_get_pc (int address);
46 unsigned char mem_get_qi (int address);
47 unsigned short mem_get_hi (int address);
48 unsigned long mem_get_psi (int address);
49 unsigned long mem_get_si (int address);
51 void mem_get_blk (int address, void *bufptr, int nbytes);
53 int sign_ext (int v, int bits);