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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 13:54:25 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 13:54:25 +0000
commit9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a (patch)
tree2efb72864cc69e174c9c5ee33efb88a5f1553b48 /modules.d/81cio_ignore
parentInitial commit. (diff)
downloaddracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.tar.xz
dracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.zip
Adding upstream version 060+5.upstream/060+5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules.d/81cio_ignore')
-rwxr-xr-xmodules.d/81cio_ignore/module-setup.sh41
-rwxr-xr-xmodules.d/81cio_ignore/parse-cio_accept.sh23
2 files changed, 64 insertions, 0 deletions
diff --git a/modules.d/81cio_ignore/module-setup.sh b/modules.d/81cio_ignore/module-setup.sh
new file mode 100755
index 0000000..a54fcb9
--- /dev/null
+++ b/modules.d/81cio_ignore/module-setup.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+# called by dracut
+check() {
+ # do not add this module by default
+ local arch=${DRACUT_ARCH:-$(uname -m)}
+ [ "$arch" = "s390" -o "$arch" = "s390x" ] || return 1
+ return 0
+}
+
+cmdline() {
+ local cio_accept
+
+ if [ -e /boot/zipl/active_devices.txt ]; then
+ while read -r dev _; do
+ [ "$dev" = "#" -o "$dev" = "" ] && continue
+ if [ -z "$cio_accept" ]; then
+ cio_accept="$dev"
+ else
+ cio_accept="${cio_accept},${dev}"
+ fi
+ done < /boot/zipl/active_devices.txt
+ fi
+ if [ -n "$cio_accept" ]; then
+ echo "rd.cio_accept=${cio_accept}"
+ fi
+}
+
+# called by dracut
+install() {
+ if [[ $hostonly_cmdline == "yes" ]]; then
+ local _cio_accept
+ _cio_accept=$(cmdline)
+ [[ $_cio_accept ]] && printf "%s\n" "$_cio_accept" >> "${initdir}/etc/cmdline.d/01cio_accept.conf"
+ fi
+
+ inst_hook cmdline 20 "$moddir/parse-cio_accept.sh"
+ inst_multiple cio_ignore
+}
diff --git a/modules.d/81cio_ignore/parse-cio_accept.sh b/modules.d/81cio_ignore/parse-cio_accept.sh
new file mode 100755
index 0000000..6cb682a
--- /dev/null
+++ b/modules.d/81cio_ignore/parse-cio_accept.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+CIO_IGNORE=$(getarg cio_ignore)
+CIO_ACCEPT=$(getarg rd.cio_accept)
+
+if [ -z "$CIO_IGNORE" ]; then
+ info "cio_ignored disabled on commandline"
+ return
+fi
+if [ -n "$CIO_ACCEPT" ]; then
+ OLDIFS="$IFS"
+ IFS=,
+ # shellcheck disable=SC2086
+ set -- $CIO_ACCEPT
+ while [ "$#" -gt 0 ]; do
+ info "Enabling device $1"
+ cio_ignore --remove "$1"
+ shift
+ done
+ IFS="$OLDIFS"
+fi