mirror of
https://github.com/chipsec/chipsec
synced 2026-06-08 13:31:00 +00:00
Daniel Schaefer
95 lines
3.2 KiB
Python
95 lines
3.2 KiB
Python
#!/usr/bin/python
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#CHIPSEC: Platform Security Assessment Framework
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#Copyright (c) 2010-2019, Intel Corporation
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#
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#This program is free software; you can redistribute it and/or
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#modify it under the terms of the GNU General Public License
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#as published by the Free Software Foundation; Version 2.
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#
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#This program is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#
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#You should have received a copy of the GNU General Public License
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#along with this program; if not, write to the Free Software
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#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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#Contact information:
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#chipsec@intel.com
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#
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"""
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Command-line utility providing access to ACPI tables
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"""
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from os.path import exists as path_exists
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from time import time
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from argparse import ArgumentParser
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from chipsec.hal.acpi import ACPI, AcpiRuntimeError, ACPI_TABLES
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from chipsec.command import BaseCommand
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# ###################################################################
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#
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# Advanced Configuration and Power Interface (ACPI)
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#
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# ###################################################################
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class ACPICommand(BaseCommand):
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"""
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>>> chipsec_util acpi list
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>>> chipsec_util acpi table <name>|<file_path>
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Examples:
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>>> chipsec_util acpi list
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>>> chipsec_util acpi table XSDT
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>>> chipsec_util acpi table acpi_table.bin
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"""
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def requires_driver(self):
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parser = ArgumentParser(usage=ACPICommand.__doc__)
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subparsers = parser.add_subparsers()
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parser_list = subparsers.add_parser('list')
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parser_list.set_defaults(func=self.acpi_list)
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parser_table = subparsers.add_parser('table')
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parser_table.add_argument('-f','--file',dest='_file', help='Read from file', action='store_true')
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parser_table.add_argument('_name',metavar='table|filename',nargs=1,help="table to list")
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parser_table.set_defaults(func=self.acpi_table)
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parser.parse_args(self.argv[2:], namespace=self)
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if self.func == self.acpi_table and self._file:
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return False
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return True
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def acpi_list(self):
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self.logger.log( "[CHIPSEC] Enumerating ACPI tables.." )
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self._acpi.print_ACPI_table_list()
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def acpi_table(self):
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name = self._name[0]
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if not self._file and not self._acpi.is_ACPI_table_present( name ):
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self.logger.error( "Please specify table name from {}".format(ACPI_TABLES.keys()) )
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return
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elif self._file and not path_exists( name ):
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self.logger.error( "[CHIPSEC] Unable to find file '{}'".format(name) )
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return
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self.logger.log( "[CHIPSEC] reading ACPI table {} '{}'".format('from file' if self._file else '',name) )
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self._acpi.dump_ACPI_table( name, self._file )
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return
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def run(self):
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t = time()
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try:
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self._acpi = ACPI(self.cs)
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except AcpiRuntimeError as msg:
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print(msg)
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return
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self.func()
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self.logger.log( "[CHIPSEC] (acpi) time elapsed {:.3f}".format(time()-t) )
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commands = { 'acpi': ACPICommand }
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