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authorMilton Miller <miltonm@us.ibm.com>2016-05-26 02:52:04 +0300
committerMilton Miller <miltonm@us.ibm.com>2016-06-26 01:58:13 +0300
commit49ce6a12f6757840092671cc6a72b8d0cd60d874 (patch)
tree354a9b22763a40fbbb7871006e54ed64e39a4dcb /meta-phosphor/common
parent30137fa2a0122bf504369d1b90ac019df5685357 (diff)
downloadopenbmc-49ce6a12f6757840092671cc6a72b8d0cd60d874.tar.xz
initfs: init: add file for base options
Allow an initrd image to include options for init while still allowing additional options to come from the kernel command line and/or u-boot environment variables. This will allow building a netboot image that can specify to run from RAM while allowing the command line to initiate debug or skip copying files from the read-write overlay file system. Signed-off-by: Milton Miller <miltonm@us.ibm.com>
Diffstat (limited to 'meta-phosphor/common')
-rw-r--r--meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh10
1 files changed, 9 insertions, 1 deletions
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
index c37b3d53d..70af93d99 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
@@ -184,6 +184,7 @@ fsckbase=/sbin/fsck.
fsck=$fsckbase$rwfst
fsckopts=-a
optfile=/run/initramfs/init-options
+optbase=/run/initramfs/init-options-base
urlfile=/run/initramfs/init-download-url
update=/run/initramfs/update
@@ -192,9 +193,16 @@ then
cp /${optfile##*/} $optfile
fi
+if test -e /${optbase##*/}
+then
+ cp /${optbase##*/} $optbase
+else
+ touch $optbase
+fi
+
if test ! -f $optfile
then
- cat /proc/cmdline > $optfile
+ cat /proc/cmdline $optbase > $optfile
get_fw_env_var openbmcinit >> $optfile
get_fw_env_var openbmconce >> $optfile
fi