bug#60010: [version 1.4.0] AMD screen stays black; modprobe fails

[Ludovic Courtès]

"pelzflorian (Florian Pelz)" <pelzflorian@pelzflorian.de> skribis:

>           (provision '(maybe-uvesafb))
>           (requirement '(file-systems))
>           (start #~(lambda ()
> -                    (or (file-exists? "/dev/fb0")
> -                        (invoke #+(file-append kmod "/bin/modprobe")
> -                                "uvesafb"
> -                                (string-append "v86d=" #$v86d "/sbin/v86d")
> -                                "mode_option=1024x768"))))
> +                    (unless (file-exists? "/dev/fb0")
> +                      (load-linux-modules-from-directory '("uvesafb") "\
> +/run/booted-system/kernel/lib/modules"))))

To make it work, you’d need to add a ‘modules’ field so that (gnu build
linux-modules) is in scope, plus throw in ‘with-imported-modules’.

I’d say let’s stick to the minimal change where we still invoke
‘modprobe’.

Ludo’.