1 /* mem.h --- interface to memory for RL78 simulator.
3 Copyright (C) 2011-2020 Free Software Foundation, Inc.
4 Contributed by Red Hat, Inc.
6 This file is part of the GNU simulators.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #ifndef SIM_RL78_MEM_H_
23 #define SIM_RL78_MEM_H_
25 #define MEM_SIZE 0x100000
27 /* Only for cpu.c to use. */
28 extern unsigned char memory
[];
32 /* Pass the amount of bytes, like 2560 for 2.5k */
33 void mem_ram_size (int ram_bytes
);
34 void mem_rom_size (int rom_bytes
);
36 void mem_put_qi (int address
, unsigned char value
);
37 void mem_put_hi (int address
, unsigned short value
);
38 void mem_put_psi (int address
, unsigned long value
);
39 void mem_put_si (int address
, unsigned long value
);
41 void mem_put_blk (int address
, const void *bufptr
, int nbytes
);
43 unsigned char mem_get_pc (int address
);
45 unsigned char mem_get_qi (int address
);
46 unsigned short mem_get_hi (int address
);
47 unsigned long mem_get_psi (int address
);
48 unsigned long mem_get_si (int address
);
50 void mem_get_blk (int address
, void *bufptr
, int nbytes
);
52 int sign_ext (int v
, int bits
);