2 files changed, 54 insertions, 0 deletions
diff --git a/modules.d/95znet/module-setup.sh b/modules.d/95znet/module-setup.sh
new file mode 100755
index 0000000..df37c66
--- /dev/null
+++ b/modules.d/95znet/module-setup.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+# called by dracut
+check() {
+    arch=${DRACUT_ARCH:-$(uname -m)}
+    [ "$arch" = "s390" -o "$arch" = "s390x" ] || return 1
+
+    require_binaries znet_cio_free grep sed seq readlink || return 1
+
+    return 0
+}
+
+# called by dracut
+depends() {
+    echo bash
+    return 0
+}
+
+# called by dracut
+installkernel() {
+    instmods ctcm lcs qeth qeth_l2 qeth_l3
+}
+
+# called by dracut
+install() {
+    inst_hook cmdline 30 "$moddir/parse-ccw.sh"
+    inst_rules 81-ccw.rules
+    inst_multiple znet_cio_free grep sed seq readlink /lib/udev/ccw_init
+}
diff --git a/modules.d/95znet/parse-ccw.sh b/modules.d/95znet/parse-ccw.sh
new file mode 100755
index 0000000..d895360
--- /dev/null
+++ b/modules.d/95znet/parse-ccw.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+for ccw_arg in $(getargs rd.ccw -d 'rd_CCW=') $(getargs rd.znet -d 'rd_ZNET='); do
+    echo "$ccw_arg" >> /etc/ccw.conf
+done
+
+for ifname in $(getargs rd.znet_ifname); do
+    IFS=: read -r ifname_if ifname_subchannels _rest <<< "$ifname"
+    if [ -z "$ifname_if" ] || [ -z "$ifname_subchannels" ] || [ -n "$_rest" ]; then
+        warn "Invalid arguments for rd.znet_ifname="
+    else
+        {
+            ifname_subchannels=${ifname_subchannels//,/|}
+
+            echo 'ACTION!="add|change", GOTO="ccw_ifname_end"'
+            echo 'ATTR{type}!="1", GOTO="ccw_ifname_end"'
+            echo 'SUBSYSTEM!="net", GOTO="ccw_ifname_end"'
+            echo "SUBSYSTEMS==\"ccwgroup\", KERNELS==\"$ifname_subchannels\", DRIVERS==\"?*\" NAME=\"$ifname_if\""
+            echo 'LABEL="ccw_ifname_end"'
+
+        } > /etc/udev/rules.d/81-ccw-ifname.rules
+    fi
+done
+
+znet_cio_free