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bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails
From: |
pelzflorian (Florian Pelz) |
Subject: |
bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails |
Date: |
Thu, 15 Dec 2022 18:42:59 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) |
Hello Ludo, sorry to say I attempted your modprobe patch that uses
(parameterize ((default-environment-variables …
No good. Screen is black. Same [ modprobe ] failure in dmesg on QEMU
and on real AMD hardware.
There are workarounds by surrounding modprobe within strace or
alternatively using kernel-module-loader-service (attached; but again,
without the file-exists? check, this would cause new issues on some
machines that dont need uvesafb).
A stupid
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index f6f1923121..a99cf09e31 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -289,6 +289,7 @@ (define (uvesafb-shepherd-service _)
(provision '(maybe-uvesafb))
(requirement '(file-systems))
(start #~(lambda ()
+ (sleep 1)
(or (file-exists? "/dev/fb0")
(invoke #+(file-append kmod "/bin/modprobe")
"uvesafb"
fails though.
All bad…
Regards,
Florian
use-kernel-module-loader.patch
Description: Text Data
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, pelzflorian (Florian Pelz), 2022/12/12
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Josselin Poiret, 2022/12/12
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/12
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/13
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, pelzflorian (Florian Pelz), 2022/12/13
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/13
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, pelzflorian (Florian Pelz), 2022/12/14
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/14
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails,
pelzflorian (Florian Pelz) <=
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/15
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, pelzflorian (Florian Pelz), 2022/12/16
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, pelzflorian (Florian Pelz), 2022/12/13
- bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails, Ludovic Courtès, 2022/12/13