guix/gnu/bootloader/depthcharge.scm
Lilah Tascheter f171385ab4
gnu: bootloader: depthcharge: Rewrite completely.
* gnu/bootloader/depthcharge (install-depthcharge): Add procedure.
(signed-kernel, depthcharge-configuration-file): Remove procedures.
(depthcharge-veyron-speedy-bootloader): Update depthcharge-bootloader.
(depthcharge-bootloader): Deprecate variable.
* doc/guix.texi (Bootloader Configuration): Document bootloader.

Change-Id: I3654d160f7306bb45a78b82ea6b249ff4281f739
2024-10-08 10:36:39 -04:00

104 lines
4.5 KiB
Scheme

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Timothy Sample <samplet@ngyro.com>
;;; Copyright © 2024 Lilah Tascheter <lilah@lunabee.space>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu bootloader depthcharge)
#:use-module (gnu bootloader)
#:use-module (gnu packages bootloaders)
#:use-module (gnu system boot)
#:use-module (guix gexp)
#:use-module (guix deprecation)
#:use-module (guix diagnostics)
#:use-module (guix i18n)
#:use-module (guix records)
#:use-module (guix utils)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-35)
#:export (depthcharge-veyron-speedy-bootloader
depthcharge-bootloader))
(define* (install-depthcharge arch dtb
#:key bootloader-config current-boot-alternative
#:allow-other-keys)
(when (not (null? (bootloader-configuration-menu-entries bootloader-config)))
(raise (formatted-message
(G_ "extra menu-entries are not supported for depthcharge!"))))
(with-targets (bootloader-configuration-targets bootloader-config)
;; use 'part instead of 'disk, cause we write an image directly into a
;; partition instead of the extra-partition disk space
(('part => (disk :device))
(match-menu-entry
(boot-alternative->menu-entry current-boot-alternative)
(linux linux-arguments initrd)
#~(begin
(use-modules (ice-9 binary-ports) (rnrs bytevectors))
(set-path-environment-variable "PATH" '("bin") (list #$dtc))
;; TODO: These files have to be writable, so we copy them.
;; This can probably be fixed by using a ".its" file, just
;; be careful not to break initrd loading.
(copy-file #$linux "zImage")
(chmod "zImage" #o755)
(copy-file (string-append (dirname #$linux) "/lib/dtbs/" #$dtb)
"dtb")
(chmod "dtb" #o644)
(copy-file #$initrd "initrd")
(chmod "initrd" #o644)
(invoke #+(file-append u-boot-tools "/bin/mkimage")
"-D" "-I dts -O dtb -p 2048"
"-f" "auto" ; format
"-A" #$arch ; architecture
"-O" "linux" ; os
"-T" "kernel" ; image type
"-C" "None" ; compression
"-d" "zImage" ; image data
"-a" "0" ; load address (hex)
"-b" "dtb" ; dtb for device
"-i" "initrd" ; initrd
"image.itb")
(call-with-output-file "bootloader.bin"
(lambda (port)
(put-bytevector port (make-bytevector 512 0))))
(call-with-output-file "kernel-arguments"
(lambda (port)
(display (string-join (list #$@linux-arguments)) port)))
(invoke #+(file-append vboot-utils "/bin/vbutil_kernel")
"--version" "1"
"--vmlinuz" "image.itb"
"--arch" #$arch
"--keyblock"
#$(file-append vboot-utils
"/share/vboot-utils/devkeys/kernel.keyblock")
"--signprivate"
#$(file-append vboot-utils
"/share/vboot-utils/devkeys/kernel_data_key.vbprivk")
"--config" "kernel-arguments"
"--pack" "vmlinux.kpart")
(write-file-on-device "vmlinux.kpart"
(stat:size (stat "vmlinux.kpart"))
#$disk 0))))))
(define depthcharge-veyron-speedy-bootloader
(bootloader
(name 'depthcharge)
(installer (cute install-depthcharge "arm" "rk3288-veyron-speedy.dtb"
<...>))))
(define-deprecated/alias depthcharge-bootloader
depthcharge-veyron-speedy-bootloader)