initramfs-framework: make rootfs module optional

It still gets installed by default via RRECOMMENDS without having to update
users of the framework (because without it, the framework is incomplete),
but that recommendation can be overridden on a per-image basis.

(From OE-Core rev: 73bfaa0e57a3b6c8779ba716c1e38fcbee734947)

Signed-off-by: Patrick Ohly <patrick.ohly@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 14 insertions, 1 deletions

diff --git a/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
index 89e153d348..67a1b04d28 100644
--- a/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
+++ b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
@@ -47,9 +47,18 @@ PACKAGES = "${PN}-base \
             initramfs-module-mdev \
             initramfs-module-udev \
             initramfs-module-e2fs \
+            initramfs-module-rootfs \
             initramfs-module-debug"
 
-FILES_${PN}-base = "/init /init.d/90-rootfs /init.d/99-finish /dev"
+FILES_${PN}-base = "/init /init.d/99-finish /dev"
+
+# 99-finish in base depends on some other module which mounts
+# the rootfs, like 90-rootfs. To replace that default, use
+# BAD_RECOMMENDATIONS += "initramfs-module-rootfs" in your
+# initramfs recipe and install something else, or install
+# something that runs earlier (for example, a 89-my-rootfs)
+# and mounts the rootfs. Then 90-rootfs will proceed immediately.
+RRECOMMENDS_${PN}-base += "initramfs-module-rootfs"
 
 SUMMARY_initramfs-module-mdev = "initramfs support for mdev"
 RDEPENDS_initramfs-module-mdev = "${PN}-base busybox-mdev"
@@ -63,6 +72,10 @@ SUMMARY_initramfs-module-e2fs = "initramfs support for ext4/ext3/ext2 filesystem
 RDEPENDS_initramfs-module-e2fs = "${PN}-base"
 FILES_initramfs-module-e2fs = "/init.d/10-e2fs"
 
+SUMMARY_initramfs-module-rootfs = "initramfs support for locating and mounting the root partition"
+RDEPENDS_initramfs-module-rootfs = "${PN}-base"
+FILES_initramfs-module-rootfs = "/init.d/90-rootfs"
+
 SUMMARY_initramfs-module-debug = "initramfs dynamic debug support"
 RDEPENDS_initramfs-module-debug = "${PN}-base"
 FILES_initramfs-module-debug = "/init.d/00-debug"