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https://github.com/yuzu-emu/unicorn.git
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63 lines
1.7 KiB
Python
Executable File
63 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Sample code for ARM of Unicorn. Nguyen Anh Quynh <aquynh@gmail.com>
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# Python sample ported by Loi Anh Tuan <loianhtuan@gmail.com>
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from __future__ import print_function
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from unicorn import *
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from unicorn.m68k_const import *
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# code to be emulated
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M68K_CODE = "\x76\xed" # movq #-19, %d3
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# memory address where emulation starts
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ADDRESS = 0x10000
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# callback for tracing basic blocks
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def hook_block(uc, address, size, user_data):
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print(">>> Tracing basic block at 0x%x, block size = 0x%x" %(address, size))
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# callback for tracing instructions
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def hook_code(uc, address, size, user_data):
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print(">>> Tracing instruction at 0x%x, instruction size = %u" %(address, size))
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# Test ARM
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def test_m68k():
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print("Emulate M68K code")
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try:
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# Initialize emulator in ARM mode
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mu = Uc(UC_ARCH_M68K, UC_MODE_BIG_ENDIAN)
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# map 2MB memory for this emulation
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mu.mem_map(ADDRESS, 2 * 1024 * 1024)
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# write machine code to be emulated to memory
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mu.mem_write(ADDRESS, M68K_CODE)
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# initialize machine registers
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mu.reg_write(UC_M68K_REG_D3, 0x1234)
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# tracing all basic blocks with customized callback
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mu.hook_add(UC_HOOK_BLOCK, hook_block)
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# tracing all instructions with customized callback
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mu.hook_add(UC_HOOK_CODE, hook_code)
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# emulate machine code in infinite time
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mu.emu_start(ADDRESS, ADDRESS + len(M68K_CODE))
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# now print out some registers
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print(">>> Emulation done. Below is the CPU context")
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d3 = mu.reg_read(UC_M68K_REG_D3)
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print(">>> D3 = 0x%x" %d3)
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except UcError as e:
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print("ERROR: %s" % e)
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if __name__ == '__main__':
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test_m68k()
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