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c9b60cfa4f
For slightly better separation of debug and driver code. Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41044>
45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
#!/usr/bin/python3
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import re
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import sys
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def main():
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if len(sys.argv) != 3:
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print("Missing arguments: ./radv_check_va.py <bo_history> <64-bit VA>")
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sys.exit(1)
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bo_history = str(sys.argv[1])
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va = int(sys.argv[2], 16)
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va_found = False
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with open(bo_history) as f:
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for line in f:
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p = re.compile('timestamp=(.*), VA=(.*)-(.*), destroyed=(.*), is_virtual=(.*)')
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mapped_p = re.compile('timestamp=(.*), VA=(.*)-(.*), mapped_to=(.*)')
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m = p.match(line)
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mapped_m = mapped_p.match(line)
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if m:
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va_start = int(m.group(2), 16)
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va_end = int(m.group(3), 16)
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mapped_va = 0
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elif mapped_m:
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va_start = int(mapped_m.group(2), 16)
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va_end = int(mapped_m.group(3), 16)
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mapped_va = int(mapped_m.group(4), 16)
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else:
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continue
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# Check if the given VA was ever valid and print info.
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if va >= va_start and va < va_end:
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print("VA found: %s" % line, end='')
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if mapped_m:
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effective_va = (va - va_start) + mapped_va
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if mapped_va == 0:
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effective_va = 0
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print(" Virtual mapping: %016x -> %016x" % (va, effective_va))
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va_found = True
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if not va_found:
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print("VA not found!")
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if __name__ == '__main__':
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main()
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