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authorJan Nieuwenhuizen <janneke@gnu.org>2019-12-30 11:25:40 +0100
committerJan Nieuwenhuizen <janneke@gnu.org>2020-01-25 16:09:12 +0100
commitf52fe7c3f29dfd0804c9d1f297b91287eabcdfb2 (patch)
treeed9226101779b0a35d06fbba2e5efe07b0adc0e8 /gnu/bootloader/grub.scm
parent170d5844dd9e565c6b28c774403cda21981643f8 (diff)
bootloader: grub: Add gfxmode (resolution) override.
* gnu/bootloader/grub.scm (<grub-theme>): Add `gfxmode' entry. (eye-candy): Use it. * doc/guix.texi (Bootloader Configuration): Document it.
Diffstat (limited to 'gnu/bootloader/grub.scm')
-rw-r--r--gnu/bootloader/grub.scm19
1 files changed, 15 insertions, 4 deletions
diff --git a/gnu/bootloader/grub.scm b/gnu/bootloader/grub.scm
index f13685ac9d..b99f5fa4f4 100644
--- a/gnu/bootloader/grub.scm
+++ b/gnu/bootloader/grub.scm
@@ -3,6 +3,7 @@
;;; Copyright © 2016 Chris Marusich <cmmarusich@gmail.com>
;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
+;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -88,7 +89,9 @@ denoting a file name."
(color-normal grub-theme-color-normal
(default '((fg . cyan) (bg . blue))))
(color-highlight grub-theme-color-highlight
- (default '((fg . white) (bg . blue)))))
+ (default '((fg . white) (bg . blue))))
+ (gfxmode grub-gfxmode
+ (default '("auto")))) ;list of string
(define %background-image
(grub-image
@@ -149,8 +152,16 @@ system string---e.g., \"x86_64-linux\"."
;; most other modern architectures have no other mode and therefore don't
;; need to be switched.
(if (string-match "^(x86_64|i[3-6]86)-" system)
- "
- # Leave 'gfxmode' to 'auto'.
+ (string-append
+ "
+"
+ (let ((gfxmode (and=>
+ (and=> config bootloader-configuration-theme)
+ grub-gfxmode)))
+ (if gfxmode
+ (string-append "set gfxmode=" (string-join gfxmode ";"))
+ "# Leave 'gfxmode' to 'auto'."))
+ "
insmod video_bochs
insmod video_cirrus
insmod gfxterm
@@ -166,7 +177,7 @@ system string---e.g., \"x86_64-linux\"."
insmod vbe
insmod vga
fi
-"
+")
""))
(define (setup-gfxterm config font-file)