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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* mem.h --- interface to memory for RL78 simulator.
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Copyright (C) 2011-2012 Free Software Foundation, Inc.
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Contributed by Red Hat, Inc.
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This file is part of the GNU simulators.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SIM_RL78_MEM_H_
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#define SIM_RL78_MEM_H_
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#define MEM_SIZE 0x100000
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/* Only for cpu.c to use. */
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extern unsigned char memory[];
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void init_mem (void);
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/* Pass the amount of bytes, like 2560 for 2.5k */
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void mem_ram_size (int ram_bytes);
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void mem_rom_size (int rom_bytes);
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void mem_put_qi (int address, unsigned char value);
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void mem_put_hi (int address, unsigned short value);
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void mem_put_psi (int address, unsigned long value);
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void mem_put_si (int address, unsigned long value);
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void mem_put_blk (int address, const void *bufptr, int nbytes);
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unsigned char mem_get_pc (int address);
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unsigned char mem_get_qi (int address);
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unsigned short mem_get_hi (int address);
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unsigned long mem_get_psi (int address);
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unsigned long mem_get_si (int address);
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void mem_get_blk (int address, void *bufptr, int nbytes);
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int sign_ext (int v, int bits);
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#endif
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