[isar-cip-core,v3,2/4] x86-uefi: disable watchdog for testing on mcom

Commit Message

Quirin Gylstorff Jan. 31, 2025, 3:25 p.m. UTC

From: Quirin Gylstorff <[e-mail]>

Due to the multiple watchdogs available on the mcom
device efibootguard select the iTCO watchdog and the
Linux kernel selects the WDAT watchdog which leads to
an system reboot during booting as the Linux kernel no
longer drives the iTCO watchdog.

Signed-off-by: Quirin Gylstorff <[e-mail]>
---
 .gitlab-ci.yml               |  2 ++
 kas/opt/disable-watchdog.yml | 15 +++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 kas/opt/disable-watchdog.yml

Patch

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c44cf8e..dd4baf4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -64,6 +64,7 @@  default:
     - if [ "${release}" = "bookworm" ]; then base_yaml="${base_yaml}:kas/opt/bookworm.yml"; fi
     - if [ "${release}" = "trixie" ]; then base_yaml="${base_yaml}:kas/opt/trixie.yml"; fi
     - if [ "${encrypt}" = "enable" ]; then base_yaml="${base_yaml}:kas/opt/encrypt-data.yml"; fi
+    - if [ "${watchdog}" = "disable" ]; then base_yaml="${base_yaml}:kas/opt/disable-watchdog.yml"; fi
     - if [ "${swupdate_version}" = "2022.12" ]; then base_yaml="${base_yaml}:kas/opt/swupdate-2022.12.yaml"; fi
     - echo "Building ${base_yaml}"
     - kas build ${base_yaml}
@@ -249,6 +250,7 @@  build:x86-uefi-secure-boot:
     extension: security
     use_rt: disable
     targz: disable
+    watchdog: disable
 
 build:qemu-amd64-swupdate:
   extends:
diff --git a/kas/opt/disable-watchdog.yml b/kas/opt/disable-watchdog.yml
new file mode 100644
index 0000000..88ece6b
--- /dev/null
+++ b/kas/opt/disable-watchdog.yml
@@ -0,0 +1,15 @@ 
+#
+# Copyright (c) Siemens AG, 2025
+#
+# Authors:
+#  Quirin Gylstorff <[e-mail]>
+#
+# SPDX-License-Identifier: MIT
+#
+
+header:
+  version: 14
+
+local_conf_header:
+  no-watchdog: |
+    WDOG_TIMEOUT = "0"