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authorLeah Rowe <leah@libreboot.org>2025-10-06 02:28:24 +0100
committerLeah Rowe <leah@libreboot.org>2025-10-06 04:03:36 +0100
commitc716341c130b3746c0994af780f407f4fbd75004 (patch)
treea02abf7c5b7d69c16ddba67db591d289028ec2ab /config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch
parentb5ad829ffe9dfb9f5a32f4ac95159a35d2662877 (diff)
cb/kabylake: don't hardcode power_on_after_fail
I realised that the Dell OptiPlex 3050 Micro has NVRAM available. Use that backend, and hardcode power_on_after_fail to Disable, which is already done in cmos.default. The Lenovo ThinkPad T480 currently has no option table in coreboot, besides the CBFS one. For this, the CBFS option table has been enabled, and the build system has been modified to insert a relevant config for power_on_after_fail. Nicholas Chin informs me that Kabylake generally has legacy NVRAM, so enabling it for the T480/T480s should work, but we'll need to use it in the future anyway; better to just use CBFS now. I *could* use the CBFS backend on 3050micro as well. Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch')
-rw-r--r--config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch b/config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch
new file mode 100644
index 00000000..1aeae433
--- /dev/null
+++ b/config/coreboot/default/patches/0034-Conditional-TBFW-setting-for-T480-T480S.patch
@@ -0,0 +1,37 @@
+From 57630265c7ba2429a8215757330348733c087db3 Mon Sep 17 00:00:00 2001
+From: Leah Rowe <leah@libreboot.org>
+Date: Mon, 21 Apr 2025 05:14:45 +0100
+Subject: [PATCH 34/40] Conditional TBFW setting for T480/T480S
+
+Otherwise, other boards will define it, which
+might trigger the vendor download script, and
+lead to a non-zero exit.
+
+Signed-off-by: Leah Rowe <leah@libreboot.org>
+---
+ src/mainboard/lenovo/Kconfig | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/src/mainboard/lenovo/Kconfig b/src/mainboard/lenovo/Kconfig
+index 512b326381..3d3490b35d 100644
+--- a/src/mainboard/lenovo/Kconfig
++++ b/src/mainboard/lenovo/Kconfig
+@@ -18,6 +18,8 @@ config MAINBOARD_FAMILY
+ string
+ default MAINBOARD_PART_NUMBER
+
++if BOARD_LENOVO_T480 || BOARD_LENOVO_T480S
++
+ config LENOVO_TBFW_BIN
+ string "Lenovo ThunderBolt firmware bin file"
+ default ""
+@@ -44,4 +46,6 @@ config LENOVO_TBFW_BIN
+ Just leave this blank if you don't care about this option. It's not
+ useful for every ThinkPad, only certain models.
+
++endif # BOARD LENOVO_T480 || BOARD_LENOVO_T480S
++
+ endif # VENDOR_LENOVO
+--
+2.47.3
+