63 lines
1.6 KiB
Python
Executable File
63 lines
1.6 KiB
Python
Executable File
#!/usr/bin/python3
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import os, sys, stat
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def dump_acpi_table(filename, tablename, out):
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'''Dump a single ACPI table'''
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if not os.access(filename, os.R_OK):
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return
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out.write('%s @ 0x0000000000000000\n' % tablename[0:4])
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n = 0
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f = open(filename, 'rb')
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hex_str = ''
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try:
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byte = f.read(1)
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while byte != b'':
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val = ord(byte)
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if (n & 15) == 0:
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if (n > 65535):
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hex_str = ' %4.4X: ' % n
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else:
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hex_str = ' %4.4X: ' % n
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ascii_str = ''
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hex_str = hex_str + '%2.2X ' % val
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if (val < 32) or (val > 126):
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ascii_str = ascii_str + '.'
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else:
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ascii_str = ascii_str + chr(val)
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n = n + 1
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if (n & 15) == 0:
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out.write('%s %s\n' % (hex_str, ascii_str))
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byte = f.read(1)
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finally:
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if (n % 16) != 0:
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for i in range(n & 15, 16):
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hex_str = hex_str + ' '
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out.write('%s %s\n' % (hex_str, ascii_str))
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f.close()
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out.write('\n')
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def dump_acpi_tables(path, out):
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'''Dump ACPI tables'''
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tables = os.listdir(path)
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for tablename in tables:
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pathname = os.path.join(path, tablename)
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mode = os.stat(pathname).st_mode
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if stat.S_ISDIR(mode):
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dump_acpi_tables(pathname, out)
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else:
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dump_acpi_table(pathname, tablename, out)
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if os.path.isdir('/sys/firmware/acpi/tables'):
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dump_acpi_tables('/sys/firmware/acpi/tables', sys.stdout)
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