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59 lines
2.5 KiB
C
59 lines
2.5 KiB
C
/*
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* Copyright (C) 2016 Veertu Inc,
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* Copyright (C) 2017 Google Inc,
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef X86_EMU_H
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#define X86_EMU_H
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#include "x86.h"
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#include "x86_decode.h"
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#include "cpu.h"
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struct x86_emul_ops {
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void (*read_mem)(CPUState *cpu, void *data, target_ulong addr, int bytes);
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void (*write_mem)(CPUState *cpu, void *data, target_ulong addr, int bytes);
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void (*read_segment_descriptor)(CPUState *cpu, struct x86_segment_descriptor *desc,
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enum X86Seg seg);
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void (*handle_io)(CPUState *cpu, uint16_t port, void *data, int direction,
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int size, int count);
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void (*simulate_rdmsr)(CPUState *cs);
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void (*simulate_wrmsr)(CPUState *cs);
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};
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extern const struct x86_emul_ops *emul_ops;
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void init_emu(const struct x86_emul_ops *ops);
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bool exec_instruction(CPUX86State *env, struct x86_decode *ins);
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void x86_emul_raise_exception(CPUX86State *env, int exception_index, int error_code);
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target_ulong read_reg(CPUX86State *env, int reg, int size);
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void write_reg(CPUX86State *env, int reg, target_ulong val, int size);
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target_ulong read_val_from_reg(target_ulong reg_ptr, int size);
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void write_val_to_reg(target_ulong reg_ptr, target_ulong val, int size);
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void write_val_ext(CPUX86State *env, target_ulong ptr, target_ulong val, int size);
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uint8_t *read_mmio(CPUX86State *env, target_ulong ptr, int bytes);
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target_ulong read_val_ext(CPUX86State *env, target_ulong ptr, int size);
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void exec_movzx(CPUX86State *env, struct x86_decode *decode);
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void exec_shl(CPUX86State *env, struct x86_decode *decode);
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void exec_movsx(CPUX86State *env, struct x86_decode *decode);
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void exec_ror(CPUX86State *env, struct x86_decode *decode);
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void exec_rol(CPUX86State *env, struct x86_decode *decode);
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void exec_rcl(CPUX86State *env, struct x86_decode *decode);
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void exec_rcr(CPUX86State *env, struct x86_decode *decode);
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#endif
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