Initial commit

meta-phosphor/recipes-phosphor/clear-once/clear-once.bb

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+SUMMARY = "Clear boot-once variables"
+DESCRIPTION = "Clear u-boot variables used for one-time boot flow"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/Apache-2.0;md5=89aea4e17d99a7cacdbeed46a0096b10"
+
+inherit obmc-phosphor-systemd
+
+RDEPENDS:${PN} = "${@d.getVar('PREFERRED_PROVIDER_u-boot-fw-utils', True) or 'u-boot-fw-utils'}"

meta-phosphor/recipes-phosphor/clear-once/clear-once/clear-once.service

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+[Unit]
+Description=Clear one time boot overrides
+
+ConditionFileNotEmpty=/etc/fw_env.config
+RequiresMountsFor=/run /sbin /etc
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+
+# It took 7 seconds to erase and write flash, be conservative
+TimeoutStartSec=60
+Restart=no
+
+ExecStart=/sbin/fw_setenv openbmconce
+ExecStart=/sbin/fw_setenv openbmconce