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-rw-r--r--gnu/bootloader/grub.scm19
1 files changed, 13 insertions, 6 deletions
diff --git a/gnu/bootloader/grub.scm b/gnu/bootloader/grub.scm
index 2723eda5f4..ef516b1e13 100644
--- a/gnu/bootloader/grub.scm
+++ b/gnu/bootloader/grub.scm
@@ -3,7 +3,7 @@
;;; Copyright © 2016 Chris Marusich <cmmarusich@gmail.com>
;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
;;; Copyright © 2017, 2020 Mathieu Othacehe <m.othacehe@gmail.com>
-;;; Copyright © 2019, 2020, 2023 Janneke Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2019, 2020, 2023, 2024 Janneke Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2019, 2020 Miguel Ángel Arruga Vivas <rosen644835@gmail.com>
;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;; Copyright © 2020 Stefan <stefan-guix@vodafonemail.de>
@@ -34,6 +34,7 @@
#:use-module (guix gexp)
#:use-module (gnu artwork)
#:use-module (gnu bootloader)
+ #:use-module (gnu build file-systems)
#:use-module (gnu system uuid)
#:use-module (gnu system file-systems)
#:use-module (gnu system keyboard)
@@ -45,6 +46,7 @@
#:use-module (ice-9 regex)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-2)
+ #:use-module (srfi srfi-26)
#:export (grub-theme
grub-theme?
grub-theme-image
@@ -355,6 +357,11 @@ code."
((or #f (? string?))
#~(format #f "search --file --set ~a" #$file)))))
+(define* (device->hurd-device-name device-spec #:key (disk "w"))
+ "Return DEVICE as a Hurd name spec: part:PART-NUMBER:device:DISKdDISK-INDEX."
+ (let ((device-name (canonicalize-device-spec device-spec)))
+ (device-name->hurd-device-name device-name #:disk disk)))
+
(define* (make-grub-configuration grub config entries
#:key
(locale #f)
@@ -413,16 +420,16 @@ when booting a root file system on a Btrfs subvolume."
;; IDE driver ("hdX") and those understood by rumpdisk ("wdX"
;; in the "noide" case).
(disk (if (member "noide" arguments) "w" "h"))
- (modules (menu-entry-multiboot-modules entry))
- (root-index 1)) ; XXX EFI will need root-index 2
+ (device-spec (and=> device file-system-device->string))
+ (device-name (and=> device-spec device-spec->device-name))
+ (modules (menu-entry-multiboot-modules entry)))
#~(format port "
menuentry ~s {
- multiboot ~a root=part:~a:device:~ad0~a~a
+ multiboot ~a root=~a~a~a
}~%"
#$label
#$kernel
- #$root-index
- #$disk
+ #$(device-name->hurd-device-name device-name #:disk disk)
(string-join (list #$@arguments) " " 'prefix)
(string-join (map string-join '#$modules)
"\n module " 'prefix))))