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1 | /* mem.h --- interface to memory for RL78 simulator. |
2 | ||
618f726f | 3 | Copyright (C) 2011-2016 Free Software Foundation, Inc. |
87326c78 DD |
4 | Contributed by Red Hat, Inc. |
5 | ||
6 | This file is part of the GNU simulators. | |
7 | ||
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. | |
12 | ||
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. | |
17 | ||
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/>. | |
20 | */ | |
21 | ||
22 | #ifndef SIM_RL78_MEM_H_ | |
23 | #define SIM_RL78_MEM_H_ | |
24 | ||
25 | #define MEM_SIZE 0x100000 | |
26 | ||
27 | /* Only for cpu.c to use. */ | |
28 | extern unsigned char memory[]; | |
29 | ||
30 | void init_mem (void); | |
31 | ||
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); | |
35 | ||
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); | |
40 | ||
41 | void mem_put_blk (int address, const void *bufptr, int nbytes); | |
42 | ||
43 | unsigned char mem_get_pc (int address); | |
44 | ||
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); | |
49 | ||
50 | void mem_get_blk (int address, void *bufptr, int nbytes); | |
51 | ||
52 | int sign_ext (int v, int bits); | |
53 | ||
54 | #endif |