diff mbox series

[v7,02/13] rootfs: Allow to overwrite the initramfs generation cmds

Message ID 20251105121350.114449-3-Quirin.Gylstorff@siemens.com
State Under Review
Headers show
Series Add support for dracut | expand

Commit Message

Quirin Gylstorff Nov. 5, 2025, 12:12 p.m. UTC 
From: Quirin Gylstorff <quirin.gylstorff@siemens.com>

This is in preparation to support additional initramfs generators
like dracut.

Signed-off-by: Quirin Gylstorff <quirin.gylstorff@siemens.com>
---
 meta/classes/rootfs.bbclass | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/meta/classes/rootfs.bbclass b/meta/classes/rootfs.bbclass
index e9e8cde0..b295a99e 100644
--- a/meta/classes/rootfs.bbclass
+++ b/meta/classes/rootfs.bbclass
@@ -5,7 +5,13 @@  inherit deb-dl-dir
 
 ROOTFS_ARCH ?= "${DISTRO_ARCH}"
 ROOTFS_DISTRO ?= "${DISTRO}"
+
+def initramfs_generator_cmdline(d):
+    return "update-initramfs -u -v -k \"$kernel_version\""
+
 ROOTFS_PACKAGES ?= ""
+ROOTFS_INITRAMFS_GENERATOR_CMD = "${@ d.getVar('ROOTFS_INITRAMFS_GENERATOR_CMDLINE').split()[0]}"
+ROOTFS_INITRAMFS_GENERATOR_CMDLINE = "${@ initramfs_generator_cmdline(d)}"
 ROOTFS_BASE_DISTRO ?= "${BASE_DISTRO}"
 
 # Features of the rootfs creation:
@@ -255,7 +261,7 @@  rootfs_disable_initrd_generation() {
     set -e
 
     mkdir -p "${ROOTFSDIR}${ROOTFS_STUBS_DIR}"
-    ln -s /usr/bin/true ${ROOTFSDIR}${ROOTFS_STUBS_DIR}/update-initramfs
+    ln -s /usr/bin/true ${ROOTFSDIR}${ROOTFS_STUBS_DIR}/${ROOTFS_INITRAMFS_GENERATOR_CMD}
 
     mkdir -p '${ROOTFSDIR}/etc/apt/apt.conf.d'
     echo 'DPkg::Path ${ROOTFS_STUBS_DIR}:/usr/sbin:/usr/bin:/sbin:/bin;' \
@@ -589,7 +595,7 @@  rootfs_generate_initramfs() {
             echo "Total number of modules: $mods_total"
             echo "Generating initrd for kernel version: $kernel_version"
             sudo -E chroot "${ROOTFSDIR}" sh -c ' \
-                update-initramfs -u -v -k "$kernel_version"'
+                ${ROOTFS_INITRAMFS_GENERATOR_CMDLINE};'
         done
         if [ -n "${INITRD_DEPLOY_FILE}" ]; then
             if [ -f "${ROOTFSDIR}/initrd.img" ]; then