Files
s390-tools/zdev/initramfs/hooks/s390-tools-zdev
Vineeth Vijayan b6bb87f377 zdev: Remove support for lcs device type
Kernel support for LCS devices was removed with commit 6cccb3bb0561
("s390/net: Remove LCS driver") in kernel v6.15. Remove the associated
zdev support for the lcs device type.

Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
2026-03-11 11:24:07 +01:00

62 lines
1.7 KiB
Bash

#!/bin/sh
#
# Copyright IBM Corp. 2016, 2017
#
# s390-tools is free software; you can redistribute it and/or modify
# it under the terms of the MIT license. See LICENSE for details.
#
# hooks/s390-tools-zdev
# This hook script adds files required to apply firmware-provided I/O
# configuration data during boot.
#
# Needs to run after udev or resulting udev rules could be overwritten
PREREQ="udev"
prereqs()
{
echo "$PREREQ"
}
case $1 in
prereqs)
prereqs
exit 0
;;
esac
. /usr/share/initramfs-tools/hook-functions
# Add modules for all device types supported by chzdev (required for
# auto-configuration)
zdev_modules="qeth qeth_l2 qeth_l3 dasd_mod dasd_eckd_mod dasd_fba_mod dasd_diag_mod zfcp"
for x in $zdev_modules ; do
manual_add_modules ${x}
done
copy_exec /sbin/chzdev
copy_exec /sbin/lszdev
copy_exec /sbin/vmcp
copy_exec /lib/s390-tools/zdev_id
cp -p /usr/lib/udev/rules.d/81-dpm.rules "$DESTDIR/usr/lib/udev/rules.d/"
_tempfile=$(mktemp --tmpdir initramfs-zdev.XXXXXX)
# Obtain early + root device configuration
chzdev --export - --active --by-path / --quiet 2>/dev/null |
sed -e 's/active/persistent/g' > "$_tempfile"
chzdev --export - --persistent --by-path / --by-attrib "zdev:early=1" \
--quiet --type 2>/dev/null >>"$_tempfile"
# Apply via --import to prevent other devices from being configured.
# Rename the resulting cio-ignore rule to ensure that it does not override
# the one copied by the initramfs udev hook to /lib/udev.
chzdev --import "$_tempfile" --persistent \
--base "/etc/udev/rules.d/41-cio-ignore.rules=$DESTDIR/etc/udev/rules.d/41-cio-ignore-root.rules" \
--base "/etc=$DESTDIR/etc" --yes --quiet --no-root-update --force \
>/dev/null
rm -f "$_tempfile"