# Load program segments into the memory
for ph in elf.program_header.entries:
data = ph.data_to_load_to_memory
print("writing a segment: %d bytes at pos 0x%x" % (len(data), ph.p_vaddr))
mem.write(ph.p_vaddr, data)
cpu = Cpu(mem, elf.elf_header.e_entry, 0x123456789ABCDEF)
linux = Linux(cpu, mem)
cpu.linux = linux
# set gs and fs to non-zero values
# TODO: initialize to meaningful values
cpu.gs = 0xeeeeeeeeeeee
cpu.fs = 0xf0f0f0f0f0f0
try:
while not cpu.stopped:
print("=====")
print("pos = 0x%x" % cpu.mem_stream.pos)
cpu.exectute_next_instruction()
except Exception:
for i in range(16):
print("register #%d -> " % i, end='')
cpu.register[i].debug()
print(f"flags: {cpu.flags}")
print("stack: 0x%x" % cpu.stack.pos)
traceback.print_exc()
