vector-uefi/fd/tool/chipsec/utilcmd/desc_cmd.py
#!/usr/local/bin/python
#CHIPSEC: Platform Security Assessment Framework
#Copyright (c) 2010-2014, Intel Corporation
#
#This program is free software; you can redistribute it and/or
#modify it under the terms of the GNU General Public License
#as published by the Free Software Foundation; Version 2.
#
#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with this program; if not, write to the Free Software
#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
#Contact information:
#chipsec@intel.com
#
#
# usage as a standalone utility:
#
#
## \addtogroup standalone
#chipsec_util idt / chipsec_util gdt / chipsec_util ldt
#---------
#~~~
#chipsec_util idt|gdt [cpu_id]
#''
# Examples:
#''
# chipsec_util idt 0
# chipsec_util gdt
#~~~
__version__ = '1.0'
import os
import sys
import time
import chipsec_util
#from chipsec_util import global_usage, chipsec_util_commands, _cs
from chipsec_util import chipsec_util_commands, _cs
from chipsec.logger import *
from chipsec.file import *
#from chipsec.hal.msr import Msr
#_cs = cs()
usage = "chipsec_util idt|gdt|ldt [cpu_id]\n" + \
"Examples:\n" + \
" chipsec_util idt 0\n" + \
" chipsec_util gdt\n\n"
chipsec_util.global_usage += usage
# ###################################################################
#
# CPU descriptor tables
#
# ###################################################################
def idt(argv):
if (2 == len(argv)):
logger().log( "[CHIPSEC] Dumping IDT of %d CPU threads" % _cs.msr.get_cpu_thread_count() )
_cs.msr.IDT_all( 4 )
elif (3 == len(argv)):
tid = int(argv[2],16)
_cs.msr.IDT( tid, 4 )
def gdt(argv):
if (2 == len(argv)):
logger().log( "[CHIPSEC] Dumping GDT of %d CPU threads" % _cs.msr.get_cpu_thread_count() )
_cs.msr.GDT_all( 4 )
elif (3 == len(argv)):
tid = int(argv[2],16)
_cs.msr.GDT( tid, 4 )
def ldt(argv):
logger().error( "[CHIPSEC] ldt not implemented" )
chipsec_util_commands['idt'] = {'func' : idt, 'start_driver' : True }
chipsec_util_commands['gdt'] = {'func' : gdt, 'start_driver' : True }