mirror of
https://github.com/yuzu-emu/unicorn.git
synced 2024-12-22 20:25:38 +00:00
89 lines
2.9 KiB
Python
Executable file
89 lines
2.9 KiB
Python
Executable file
#!/usr/bin/env python
|
|
# Sample code for ARM of Unicorn. Nguyen Anh Quynh <aquynh@gmail.com>
|
|
# Python sample ported by Loi Anh Tuan <loianhtuan@gmail.com>
|
|
|
|
from __future__ import print_function
|
|
from unicorn import *
|
|
from unicorn.m68k_const import *
|
|
|
|
|
|
# code to be emulated
|
|
M68K_CODE = b"\x76\xed" # movq #-19, %d3
|
|
# memory address where emulation starts
|
|
ADDRESS = 0x10000
|
|
|
|
|
|
# callback for tracing basic blocks
|
|
def hook_block(uc, address, size, user_data):
|
|
print(">>> Tracing basic block at 0x%x, block size = 0x%x" %(address, size))
|
|
|
|
|
|
# callback for tracing instructions
|
|
def hook_code(uc, address, size, user_data):
|
|
print(">>> Tracing instruction at 0x%x, instruction size = 0x%x" %(address, size))
|
|
|
|
|
|
# Test ARM
|
|
def test_m68k():
|
|
print("Emulate M68K code")
|
|
try:
|
|
# Initialize emulator in ARM mode
|
|
mu = Uc(UC_ARCH_M68K, UC_MODE_BIG_ENDIAN)
|
|
|
|
# map 2MB memory for this emulation
|
|
mu.mem_map(ADDRESS, 2 * 1024 * 1024)
|
|
|
|
# write machine code to be emulated to memory
|
|
mu.mem_write(ADDRESS, M68K_CODE)
|
|
|
|
# initialize machine registers
|
|
mu.reg_write(UC_M68K_REG_D3, 0x1234)
|
|
|
|
# tracing all basic blocks with customized callback
|
|
mu.hook_add(UC_HOOK_BLOCK, hook_block)
|
|
|
|
# tracing all instructions with customized callback
|
|
mu.hook_add(UC_HOOK_CODE, hook_code)
|
|
|
|
# emulate machine code in infinite time
|
|
mu.emu_start(ADDRESS, ADDRESS + len(M68K_CODE))
|
|
|
|
# now print out some registers
|
|
print(">>> Emulation done. Below is the CPU context")
|
|
|
|
a0 = mu.reg_read(UC_M68K_REG_A0)
|
|
a1 = mu.reg_read(UC_M68K_REG_A1)
|
|
a2 = mu.reg_read(UC_M68K_REG_A2)
|
|
a3 = mu.reg_read(UC_M68K_REG_A3)
|
|
a4 = mu.reg_read(UC_M68K_REG_A4)
|
|
a5 = mu.reg_read(UC_M68K_REG_A5)
|
|
a6 = mu.reg_read(UC_M68K_REG_A6)
|
|
a7 = mu.reg_read(UC_M68K_REG_A7)
|
|
d0 = mu.reg_read(UC_M68K_REG_D0)
|
|
d1 = mu.reg_read(UC_M68K_REG_D1)
|
|
d2 = mu.reg_read(UC_M68K_REG_D2)
|
|
d3 = mu.reg_read(UC_M68K_REG_D3)
|
|
d4 = mu.reg_read(UC_M68K_REG_D4)
|
|
d5 = mu.reg_read(UC_M68K_REG_D5)
|
|
d6 = mu.reg_read(UC_M68K_REG_D6)
|
|
d7 = mu.reg_read(UC_M68K_REG_D7)
|
|
pc = mu.reg_read(UC_M68K_REG_PC)
|
|
sr = mu.reg_read(UC_M68K_REG_SR)
|
|
print(">>> A0 = 0x%x\t\t>>> D0 = 0x%x" % (a0, d0))
|
|
print(">>> A1 = 0x%x\t\t>>> D1 = 0x%x" % (a1, d1))
|
|
print(">>> A2 = 0x%x\t\t>>> D2 = 0x%x" % (a2, d2))
|
|
print(">>> A3 = 0x%x\t\t>>> D3 = 0x%x" % (a3, d3))
|
|
print(">>> A4 = 0x%x\t\t>>> D4 = 0x%x" % (a4, d4))
|
|
print(">>> A5 = 0x%x\t\t>>> D5 = 0x%x" % (a5, d5))
|
|
print(">>> A6 = 0x%x\t\t>>> D6 = 0x%x" % (a6, d6))
|
|
print(">>> A7 = 0x%x\t\t>>> D7 = 0x%x" % (a7, d7))
|
|
print(">>> PC = 0x%x" % pc)
|
|
print(">>> SR = 0x%x" % sr)
|
|
|
|
except UcError as e:
|
|
print("ERROR: %s" % e)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test_m68k()
|