xemu/scripts/qemugdb/timers.py
Philippe Mathieu-Daudé 6acc5c0469 scripts/qemugdb: Remove shebang header
These scripts are loaded as plugin by GDB (and they don't
have any __main__ entry point). Remove the shebang header.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20200512103238.7078-2-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2020-05-31 13:56:46 +02:00

57 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
# GDB debugging support
#
# Copyright 2017 Linaro Ltd
#
# Author: Alex Bennée <alex.bennee@linaro.org>
#
# This work is licensed under the terms of the GNU GPL, version 2 or later.
# See the COPYING file in the top-level directory.
#
# SPDX-License-Identifier: GPL-2.0-or-later
# 'qemu timers' -- display the current timerlists
import gdb
class TimersCommand(gdb.Command):
'''Display the current QEMU timers'''
def __init__(self):
'Register the class as a gdb command'
gdb.Command.__init__(self, 'qemu timers', gdb.COMMAND_DATA,
gdb.COMPLETE_NONE)
def dump_timers(self, timer):
"Follow a timer and recursively dump each one in the list."
# timer should be of type QemuTimer
gdb.write(" timer %s/%s (cb:%s,opq:%s)\n" % (
timer['expire_time'],
timer['scale'],
timer['cb'],
timer['opaque']))
if int(timer['next']) > 0:
self.dump_timers(timer['next'])
def process_timerlist(self, tlist, ttype):
gdb.write("Processing %s timers\n" % (ttype))
gdb.write(" clock %s is enabled:%s, last:%s\n" % (
tlist['clock']['type'],
tlist['clock']['enabled'],
tlist['clock']['last']))
if int(tlist['active_timers']) > 0:
self.dump_timers(tlist['active_timers'])
def invoke(self, arg, from_tty):
'Run the command'
main_timers = gdb.parse_and_eval("main_loop_tlg")
# This will break if QEMUClockType in timer.h is redfined
self.process_timerlist(main_timers['tl'][0], "Realtime")
self.process_timerlist(main_timers['tl'][1], "Virtual")
self.process_timerlist(main_timers['tl'][2], "Host")
self.process_timerlist(main_timers['tl'][3], "Virtual RT")