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wic: remove rootfs_pcbios_ext plugin 

Removed broken unused plugin.

(From OE-Core rev: 6d162118a2567ccbcdbc2a9ca14a8c358fa1a055)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Ed Bartosh 2017-03-22 15:42:25 +02:00 committed by Richard Purdie
parent 49c2df5652
commit d38d526991
1 changed files with 0 additions and 213 deletions
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213
scripts/lib/wic/plugins/source/rootfs_pcbios_ext.py
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# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# This program is free software; you can distribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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 mo 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.
#
# AUTHOR
# Adrian Freihofer <adrian.freihofer (at] neratec.com>
#
import logging
import os
import re
from wic import WicError
from wic.utils import runner
from wic.utils.misc import get_bitbake_var, exec_cmd, exec_native_cmd
from wic.pluginbase import SourcePlugin
logger = logging.getLogger('wic')
def serial_console_form_kargs(kernel_args):
"""
Create SERIAL... line from kernel parameters
syslinux needs a line SERIAL port [baudrate [flowcontrol]]
in the syslinux.cfg file. The config line is generated based
on kernel boot parameters. The the parameters of the first
ttyS console are considered for syslinux config.
@param kernel_args kernel command line
@return line for syslinux config file e.g. "SERIAL 0 115200"
"""
syslinux_conf = ""
for param in kernel_args.split():
param_match = re.match("console=ttyS([0-9]+),?([0-9]*)([noe]?)([0-9]?)(r?)", param)
if param_match:
syslinux_conf += "SERIAL " + param_match.group(1)
# baudrate
if param_match.group(2):
syslinux_conf += " " + param_match.group(2)
# parity
if param_match.group(3) and param_match.group(3) != 'n':
logger.warning("syslinux does not support parity for console. "
"%s is ignored.", param_match.group(3))
# number of bits
if param_match.group(4) and param_match.group(4) != '8':
logger.warning("syslinux supports 8 bit console configuration "
"only. %s is ignored.", param_match.group(4))
# flow control
if param_match.group(5) and param_match.group(5) != '':
logger.warning("syslinux console flowcontrol configuration. "
"%s is ignored.", param_match.group(5))
break
return syslinux_conf
# pylint: disable=no-init
class RootfsPlugin(SourcePlugin):
"""
Create root partition and install syslinux bootloader
This plugin creates a disk image containing a bootable root partition with
syslinux installed. The filesystem is ext2/3/4, no extra boot partition is
required.
Example kickstart file:
part / --source rootfs-pcbios-ext --ondisk sda --fstype=ext4 --label rootfs --align 1024
bootloader --source rootfs-pcbios-ext --timeout=0 --append="rootwait rootfstype=ext4"
The first line generates a root file system including a syslinux.cfg file
The "--source rootfs-pcbios-ext" in the second line triggers the installation
of ldlinux.sys into the image.
"""
name = 'rootfs-pcbios-ext'
@staticmethod
def _get_rootfs_dir(rootfs_dir):
"""
Find rootfs pseudo dir
If rootfs_dir is a directory consider it as rootfs directory.
Otherwise ask bitbake about the IMAGE_ROOTFS directory.
"""
if os.path.isdir(rootfs_dir):
return rootfs_dir
image_rootfs_dir = get_bitbake_var("IMAGE_ROOTFS", rootfs_dir)
if not os.path.isdir(image_rootfs_dir):
raise WicError("No valid artifact IMAGE_ROOTFS from image named %s "
"has been found at %s, exiting." %
(rootfs_dir, image_rootfs_dir))
return image_rootfs_dir
# pylint: disable=unused-argument
@classmethod
def do_configure_partition(cls, part, source_params, image_creator,
image_creator_workdir, oe_builddir, bootimg_dir,
kernel_dir, native_sysroot):
"""
Creates syslinux config in rootfs directory
Called before do_prepare_partition()
"""
bootloader = image_creator.ks.bootloader
syslinux_conf = ""
syslinux_conf += "PROMPT 0\n"
syslinux_conf += "TIMEOUT " + str(bootloader.timeout) + "\n"
syslinux_conf += "ALLOWOPTIONS 1\n"
# Derive SERIAL... line from from kernel boot parameters
syslinux_conf += serial_console_form_kargs(options) + "\n"
syslinux_conf += "DEFAULT linux\n"
syslinux_conf += "LABEL linux\n"
syslinux_conf += " KERNEL /boot/bzImage\n"
syslinux_conf += " APPEND label=boot root=%s %s\n" % \
(image_creator.rootdev, bootloader.append)
syslinux_cfg = os.path.join(image_creator.rootfs_dir['ROOTFS_DIR'], "boot", "syslinux.cfg")
logger.debug("Writing syslinux config %s", syslinux_cfg)
with open(syslinux_cfg, "w") as cfg:
cfg.write(syslinux_conf)
@classmethod
def do_prepare_partition(cls, part, source_params, image_creator,
image_creator_workdir, oe_builddir, bootimg_dir,
kernel_dir, krootfs_dir, native_sysroot):
"""
Creates partition out of rootfs directory
Prepare content for a rootfs partition i.e. create a partition
and fill it from a /rootfs dir.
Install syslinux bootloader into root partition image file
"""
def is_exe(exepath):
"""Verify exepath is an executable file"""
return os.path.isfile(exepath) and os.access(exepath, os.X_OK)
# Make sure syslinux-nomtools is available in native sysroot or fail
native_syslinux_nomtools = os.path.join(native_sysroot, "usr/bin/syslinux-nomtools")
if not is_exe(native_syslinux_nomtools):
logger.info("building syslinux-native...")
exec_cmd("bitbake syslinux-native")
if not is_exe(native_syslinux_nomtools):
raise WicError("Couldn't find syslinux-nomtools (%s), exiting" %
native_syslinux_nomtools)
if part.rootfs is None:
if 'ROOTFS_DIR' not in krootfs_dir:
raise WicError("Couldn't find --rootfs-dir, exiting")
rootfs_dir = krootfs_dir['ROOTFS_DIR']
else:
if part.rootfs in krootfs_dir:
rootfs_dir = krootfs_dir[part.rootfs]
elif part.rootfs:
rootfs_dir = part.rootfs
else:
raise WicError("Couldn't find --rootfs-dir=%s connection or "
"it is not a valid path, exiting" % part.rootfs)
real_rootfs_dir = cls._get_rootfs_dir(rootfs_dir)
part.rootfs_dir = real_rootfs_dir
part.prepare_rootfs(image_creator_workdir, oe_builddir, real_rootfs_dir, native_sysroot)
# install syslinux into rootfs partition
syslinux_cmd = "syslinux-nomtools -d /boot -i %s" % part.source_file
exec_native_cmd(syslinux_cmd, native_sysroot)
@classmethod
def do_install_disk(cls, disk, disk_name, image_creator, workdir, oe_builddir,
bootimg_dir, kernel_dir, native_sysroot):
"""
Assemble partitions to disk image
Called after all partitions have been prepared and assembled into a
disk image. In this case, we install the MBR.
"""
mbrfile = os.path.join(native_sysroot, "usr/share/syslinux/")
if image_creator.ptable_format == 'msdos':
mbrfile += "mbr.bin"
elif image_creator.ptable_format == 'gpt':
mbrfile += "gptmbr.bin"
else:
raise WicError("Unsupported partition table: %s" %
image_creator.ptable_format)
if not os.path.exists(mbrfile):
raise WicError("Couldn't find %s. Has syslinux-native been baked?",
mbrfile)
full_path = disk.path
logger.debug("Installing MBR on disk %s as %s with size %s bytes",
disk_name, full_path, disk.min_size)
ret_code = runner.show(['dd', 'if=%s' % mbrfile, 'of=%s' % full_path, 'conv=notrunc'])
if ret_code != 0:
raise WicError("Unable to set MBR to %s" % full_path)