diff options
Diffstat (limited to 'nongnu/system/linux-initrd.scm')
| -rw-r--r-- | nongnu/system/linux-initrd.scm | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/nongnu/system/linux-initrd.scm b/nongnu/system/linux-initrd.scm index 5b29235..5f34e79 100644 --- a/nongnu/system/linux-initrd.scm +++ b/nongnu/system/linux-initrd.scm @@ -1,17 +1,5 @@ +;;; SPDX-License-Identifier: GPL-3.0-or-later ;;; Copyright © 2020 Alex Griffin <a@ajgrf.com> -;;; -;;; This program is free software: you can redistribute it and/or modify -;;; it under the terms of the GNU General Public License as published by -;;; the Free Software Foundation, either version 3 of the License, or -;;; (at your option) any later version. -;;; -;;; This program is distributed in the hope that it will be useful, -;;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;;; GNU General Public License for more details. -;;; -;;; You should have received a copy of the GNU General Public License -;;; along with this program. If not, see <https://www.gnu.org/licenses/>. (define-module (nongnu system linux-initrd) #:use-module (gnu system linux-initrd) @@ -79,7 +67,9 @@ MICROCODE-PACKAGES, in the format expected by the kernel." "/initrd.cpio")) (define (combined-initrd . initrds) - "Return a combined initrd, the result of concatenating INITRDS." + "Return a combined initrd, the result of concatenating INITRDS. This relies +on the kernel ability to detect and load multiple initrds archives from a +single file." (define builder (with-imported-modules (source-module-closure '((guix build utils) @@ -87,13 +77,28 @@ MICROCODE-PACKAGES, in the format expected by the kernel." #:select? import-nonguix-module?) #~(begin (use-modules (guix build utils) - (nonguix build utils)) + (nonguix build utils) + (srfi srfi-1)) ;; Use .img suffix since the result is no longer easily inspected by ;; standard tools like cpio and gzip. - (let ((initrd (string-append #$output "/initrd.img"))) + ;; + ;; The initrds may contain "references" files to keep some items + ;; such as the static guile alive. Concatenate them in a single, + ;; top-level references file. + (let ((initrd (string-append #$output "/initrd.img")) + (references + (filter-map + (lambda (initrd) + (let ((ref (string-append (dirname initrd) + "/references"))) + (and (file-exists? ref) ref))) + '#$initrds)) + (new-references + (string-append #$output "/references"))) (mkdir-p #$output) - (concatenate-files '#$initrds initrd))))) + (concatenate-files '#$initrds initrd) + (concatenate-files references new-references))))) (file-append (computed-file "combined-initrd" builder) "/initrd.img")) |