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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/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.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/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch')
-rw-r--r--config/coreboot/default/patches/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch6
1 files changed, 3 insertions, 3 deletions
diff --git a/config/coreboot/default/patches/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch b/config/coreboot/default/patches/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch
index f192bd94..447693aa 100644
--- a/config/coreboot/default/patches/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch
+++ b/config/coreboot/default/patches/0013-nb-haswell-Fully-disable-iGPU-when-dGPU-is-used.patch
@@ -1,7 +1,7 @@
-From 7e7d44da5e5ee31307e99632e7b4c49b931d2118 Mon Sep 17 00:00:00 2001
+From 215661dbe631c21a2533cc93bdd1e9f82aa9601e Mon Sep 17 00:00:00 2001
From: Leah Rowe <info@minifree.org>
Date: Sat, 6 Apr 2024 01:22:47 +0100
-Subject: [PATCH 13/35] nb/haswell: Fully disable iGPU when dGPU is used
+Subject: [PATCH 13/40] nb/haswell: Fully disable iGPU when dGPU is used
My earlier patch disabled decode *and* disabled the iGPU itself, but
a subsequent revision disabled only VGA decode. Upon revisiting, I
@@ -47,5 +47,5 @@ index f7fad3183d..1b188e92e1 100644
static struct device_operations gma_func0_ops = {
--
-2.39.5
+2.47.3