jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
tests/guest-debug: use the unix socket for linux-user tests
Now we have support for debugging over a unix socket for linux-user
lets use it in our test harness.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20200430190122.4592-8-alex.bennee@linaro.org>
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tests/guest-debug/run-test.py
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tests/guest-debug/run-test.py
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import subprocess
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import shutil
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import shlex
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import os
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from tempfile import TemporaryDirectory
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def get_args():
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parser = argparse.ArgumentParser(description="A gdbstub test runner")
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print("We need gdb to run the test")
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exit(-1)
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socket_dir = TemporaryDirectory("qemu-gdbstub")
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socket_name = os.path.join(socket_dir.name, "gdbstub.socket")
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# Launch QEMU with binary
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if "system" in args.qemu:
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cmd = "%s %s %s -s -S" % (args.qemu, args.qargs, args.binary)
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else:
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cmd = "%s %s -g 1234 %s" % (args.qemu, args.qargs, args.binary)
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cmd = "%s %s -g %s %s" % (args.qemu, args.qargs, socket_name,
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args.binary)
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inferior = subprocess.Popen(shlex.split(cmd))
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···
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# disable prompts in case of crash
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gdb_cmd += " -ex 'set confirm off'"
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# connect to remote
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gdb_cmd += " -ex 'target remote localhost:1234'"
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if "system" in args.qemu:
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gdb_cmd += " -ex 'target remote localhost:1234'"
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else:
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gdb_cmd += " -ex 'target remote %s'" % (socket_name)
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# finally the test script itself
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gdb_cmd += " -x %s" % (args.test)
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