FM / linux

/usr/src/linux-headers-5.15.0-181/scripts/gdb/linux/

/usr/src/linux-headers-5.15.0-181/scripts/gdb/linux

Name	Size	Mode	Actions
.gitignore	65	0644	edit dl rm
clk.py	2630	0644	edit dl rm
config.py	1329	0644	edit dl rm
constants.py.in	1852	0644	edit dl rm
cpus.py	5315	0644	edit dl rm
device.py	5788	0644	edit dl rm
dmesg.py	5822	0644	edit dl rm
genpd.py	2715	0644	edit dl rm
lists.py	4261	0644	edit dl rm
Makefile	667	0644	edit dl rm
modules.py	2597	0644	edit dl rm
proc.py	8747	0644	edit dl rm
rbtree.py	4347	0644	edit dl rm
symbols.py	7050	0644	edit dl rm
tasks.py	3633	0644	edit dl rm
timerlist.py	7784	0644	edit dl rm
utils.py	5712	0644	edit dl rm
__init__.py	55	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/scripts/gdb/linux/config.py (1329B)

# SPDX-License-Identifier: GPL-2.0
#
# Copyright 2019 Google LLC.

import gdb
import zlib

from linux import utils

class LxConfigDump(gdb.Command):
    """Output kernel config to the filename specified as the command
       argument. Equivalent to 'zcat /proc/config.gz > config.txt' on
       a running target"""

def __init__(self):
        super(LxConfigDump, self).__init__("lx-configdump", gdb.COMMAND_DATA,
                                           gdb.COMPLETE_FILENAME)

def invoke(self, arg, from_tty):
        if len(arg) == 0:
            filename = "config.txt"
        else:
            filename = arg

try:
            py_config_ptr = gdb.parse_and_eval("&kernel_config_data")
            py_config_ptr_end = gdb.parse_and_eval("&kernel_config_data_end")
            py_config_size = py_config_ptr_end - py_config_ptr
        except gdb.error as e:
            raise gdb.GdbError("Can't find config, enable CONFIG_IKCONFIG?")

inf = gdb.inferiors()[0]
        zconfig_buf = utils.read_memoryview(inf, py_config_ptr,
                                            py_config_size).tobytes()

config_buf = zlib.decompress(zconfig_buf, 16)
        with open(filename, 'wb') as f:
            f.write(config_buf)

gdb.write("Dumped config to " + filename + "\n")

LxConfigDump()

# SPDX-License-Identifier: GPL-2.0 # # Copyright 2019 Google LLC. import gdb import zlib from linux import utils class LxConfigDump(gdb.Command): """Output kernel config to the filename specified as the command argument. Equivalent to 'zcat /proc/config.gz > config.txt' on a running target""" def __init__(self): super(LxConfigDump, self).__init__("lx-configdump", gdb.COMMAND_DATA, gdb.COMPLETE_FILENAME) def invoke(self, arg, from_tty): if len(arg) == 0: filename = "config.txt" else: filename = arg try: py_config_ptr = gdb.parse_and_eval("&kernel_config_data") py_config_ptr_end = gdb.parse_and_eval("&kernel_config_data_end") py_config_size = py_config_ptr_end - py_config_ptr except gdb.error as e: raise gdb.GdbError("Can't find config, enable CONFIG_IKCONFIG?") inf = gdb.inferiors()[0] zconfig_buf = utils.read_memoryview(inf, py_config_ptr, py_config_size).tobytes() config_buf = zlib.decompress(zconfig_buf, 16) with open(filename, 'wb') as f: f.write(config_buf) gdb.write("Dumped config to " + filename + "\n") LxConfigDump()