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add service to acquire hw information for swupdate #434

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add service to acquire hw information for swupdate #434

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40a28e3
remove erroneous comment in swu update helper
fmoessbauer Apr 17, 2023
ae38b90
add service to acquire hw information for swupdate
fmoessbauer Apr 17, 2023
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1 change: 1 addition & 0 deletions recipes-core/images/iot2050-image-swu-example.bb
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Original file line number Diff line number Diff line change
Expand Up @@ -38,4 +38,5 @@ IMAGE_INSTALL += "efibootguard"
IMAGE_INSTALL += "swupdate"
IMAGE_INSTALL += "swupdate-handler-roundrobin"
IMAGE_INSTALL += "swupdate-complete-update-helper"
IMAGE_INSTALL += "swupdate-hw-info-provider"
IMAGE_INSTALL += "iot2050-watchdog"
1 change: 0 additions & 1 deletion recipes-core/swupdate-complete-update-helper/swupdate-complete-update-helper_0.1.bb
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Expand Up @@ -14,7 +14,6 @@ SRC_URI = "file://complete_update.sh"
DEBIAN_DEPENDS = "efibootguard"

do_install() {
# add board status led service
install -v -d ${D}/usr/bin
install -v -m 644 ${WORKDIR}/complete_update.sh ${D}/usr/bin/complete_update.sh
}
13 changes: 13 additions & 0 deletions recipes-core/swupdate-hw-info-provider/files/swupdate-hw-info-provider.service
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@@ -0,0 +1,13 @@
[Unit]
Description=Acquire hardware information for swupdate
Before=swupdate.service
ConditionPathExists=!/etc/hwrevision

[Service]
Type=oneshot
ExecStart=/bin/sh -c "echo SIMATIC-IOT2050 $(tr -d '\0' < /proc/device-tree/compatible | cut -d',' -f2) > /etc/hwrevision"
RemainAfterExit=true
StandardOutput=journal

[Install]
WantedBy=multi-user.target
23 changes: 23 additions & 0 deletions recipes-core/swupdate-hw-info-provider/swupdate-hw-info-provider_0.1.bb
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@@ -0,0 +1,23 @@
#
# Copyright (c) Siemens AG, 2023
#
# Authors:
# Felix Moessbauer <[email protected]>
#
# SPDX-License-Identifier: MIT
#
# Note: This service writes the second element from /proc/device-tree/compatible
# into /etc/hwrevision. For an IOT2050 Advanced PG2, this mapps to:
# "iot2050-advanced-pg2ti"

inherit dpkg
DESCRIPTION = "one-shot service to initialize hardware info for swupdate"

SRC_URI = "file://swupdate-hw-info-provider.service"
DPKG_ARCH = "all"

do_prepare_build[cleandirs] += "${S}/debian"
do_prepare_build() {
deb_debianize
cp ${WORKDIR}/swupdate-hw-info-provider.service ${S}/debian
}