1/* mem.h --- interface to memory for RL78 simulator. 2 3 Copyright (C) 2011-2020 Free Software Foundation, Inc. 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. */ 28extern unsigned char memory[]; 29 30void init_mem (void); 31 32/* Pass the amount of bytes, like 2560 for 2.5k */ 33void mem_ram_size (int ram_bytes); 34void mem_rom_size (int rom_bytes); 35 36void mem_put_qi (int address, unsigned char value); 37void mem_put_hi (int address, unsigned short value); 38void mem_put_psi (int address, unsigned long value); 39void mem_put_si (int address, unsigned long value); 40 41void mem_put_blk (int address, const void *bufptr, int nbytes); 42 43unsigned char mem_get_pc (int address); 44 45unsigned char mem_get_qi (int address); 46unsigned short mem_get_hi (int address); 47unsigned long mem_get_psi (int address); 48unsigned long mem_get_si (int address); 49 50void mem_get_blk (int address, void *bufptr, int nbytes); 51 52int sign_ext (int v, int bits); 53 54#endif 55