def start_tracer():
try:
parse_cmd_line_args()
if not DEV_NAME:
raise TracerException(
"Missing device name, please provide device name. Check help [--help]"
)
global MST_DEVICE
global CMDIFDEV
MST_DEVICE = mtcr.MstDevice(DEV_NAME)
devInfo = get_device_info(MST_DEVICE)
CMDIFDEV = cmdif.CmdIf(MST_DEVICE)
if FwTraceUtilities.is_driver_mem_mode_supported():
try:
check_secure_fw_args(devInfo)
secure_fw_tracer = SecureFwTrace(MST_DEVICE, DEV_NAME,
IGNORE_OLD_EVENTS, REAL_TS)
open_mst_dev()
apply_mask(devInfo, MST_DEVICE, CMDIFDEV)
secure_fw_tracer.parse_driver_mem()
except Exception as exp:
print("-E- %s" % exp)
else:
raise TracerException("Driver mem mode is not supported")
except Exception as exp:
print("-E- %s" % exp)
return 1
return 0
def open_mst_dev():
global MST_DEVICE
global CMDIFDEV
if MST_DEVICE is None:
MST_DEVICE = mtcr.MstDevice(DEV_NAME)
if CMDIFDEV is not None:
CMDIFDEV = cmdif.CmdIf(MST_DEVICE)