55 lines
2.3 KiB
Python
55 lines
2.3 KiB
Python
# Copyright (c) 2024 Advanced Micro Devices, Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from this
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# software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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def upgrader(cpt):
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"""
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Update the checkpoint to include the XCR0 register if X86 checkpoint.
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The value is set to the default of 1.
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"""
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import re
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for sec in cpt.sections():
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if re.search(r".*sys.*\.cpu.*\.isa$", sec):
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if cpt.get(sec, "isaName") == "x86":
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regVals = cpt.get(sec, "regVal")
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# Add the default value of XCR0 (1) if missing
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regVals = f"{regVals} 1"
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cpt.set(sec, "regVal", regVals)
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elif re.search(rf"board\.processor\.cores.*isa$", sec):
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# ISA name doesn't appear to be anywhere in the checkpoint.
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# Assume it is X86.
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regVals = cpt.get(sec, "regVal")
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# Add the default value of XCR0 (1) if missing
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regVals = f"{regVals} 1"
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cpt.set(sec, "regVal", regVals)
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