166 lines
6.5 KiB
Scheme
166 lines
6.5 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 David Craven <david@craven.ch>
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;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
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;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu bootloader)
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#:use-module (guix discovery)
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#:use-module (guix records)
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#:use-module (guix ui)
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#:use-module (srfi srfi-1)
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#:export (menu-entry
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menu-entry?
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menu-entry-label
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menu-entry-device
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menu-entry-linux
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menu-entry-linux-arguments
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menu-entry-initrd
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menu-entry-device-mount-point
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bootloader
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bootloader?
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bootloader-name
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bootloader-package
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bootloader-installer
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bootloader-configuration-file
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bootloader-configuration-file-generator
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bootloader-configuration
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bootloader-configuration?
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bootloader-configuration-bootloader
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bootloader-configuration-target
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bootloader-configuration-menu-entries
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bootloader-configuration-default-entry
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bootloader-configuration-timeout
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bootloader-configuration-theme
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bootloader-configuration-terminal-outputs
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bootloader-configuration-terminal-inputs
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bootloader-configuration-serial-unit
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bootloader-configuration-serial-speed
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bootloader-configuration-additional-configuration
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%bootloaders
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lookup-bootloader-by-name))
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;;;
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;;; Menu-entry record.
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;;;
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(define-record-type* <menu-entry>
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menu-entry make-menu-entry
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menu-entry?
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(label menu-entry-label)
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(device menu-entry-device ; file system uuid, label, or #f
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(default #f))
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(device-mount-point menu-entry-device-mount-point
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(default #f))
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(linux menu-entry-linux)
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(linux-arguments menu-entry-linux-arguments
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(default '())) ; list of string-valued gexps
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(initrd menu-entry-initrd)) ; file name of the initrd as a gexp
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;;;
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;;; Bootloader record.
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;;;
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;; The <bootloader> record contains fields expressing how the bootloader
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;; should be installed. Every bootloader in gnu/bootloader/ directory
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;; has to be described by this record.
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(define-record-type* <bootloader>
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bootloader make-bootloader
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bootloader?
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(name bootloader-name)
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(package bootloader-package)
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(installer bootloader-installer)
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(configuration-file bootloader-configuration-file)
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(configuration-file-generator bootloader-configuration-file-generator))
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;;;
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;;; Bootloader configuration record.
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;;;
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;; The <bootloader-configuration> record contains bootloader independant
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;; configuration used to fill bootloader configuration file.
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(define-record-type* <bootloader-configuration>
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bootloader-configuration make-bootloader-configuration
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bootloader-configuration?
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(bootloader bootloader-configuration-bootloader) ; <bootloader>
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(device bootloader-configuration-device ; string
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(default #f))
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(target %bootloader-configuration-target ; string
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(default #f))
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(menu-entries bootloader-configuration-menu-entries ; list of <boot-parameters>
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(default '()))
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(default-entry bootloader-configuration-default-entry ; integer
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(default 0))
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(timeout bootloader-configuration-timeout ; seconds as integer
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(default 5))
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(theme bootloader-configuration-theme ; bootloader-specific theme
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(default #f))
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(terminal-outputs bootloader-configuration-terminal-outputs ; list of symbols
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(default '(gfxterm)))
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(terminal-inputs bootloader-configuration-terminal-inputs ; list of symbols
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(default '()))
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(serial-unit bootloader-configuration-serial-unit ; integer | #f
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(default #f))
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(serial-speed bootloader-configuration-serial-speed ; integer | #f
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(default #f))
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(additional-configuration bootloader-configuration-additional-configuration ; record
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(default #f)))
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(define (bootloader-configuration-target config)
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(or (%bootloader-configuration-target config)
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(let ((device (bootloader-configuration-device config)))
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(when device
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(issue-deprecation-warning
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"The 'device' field of bootloader configurations is deprecated."
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"Use 'target' instead."))
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device)))
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;;;
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;;; Bootloaders.
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;;;
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(define (bootloader-modules)
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"Return the list of bootloader modules."
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(all-modules (map (lambda (entry)
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`(,entry . "gnu/bootloader"))
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%load-path)))
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(define %bootloaders
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;; The list of publically-known bootloaders.
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(delay (fold-module-public-variables (lambda (obj result)
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(if (bootloader? obj)
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(cons obj result)
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result))
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'()
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(bootloader-modules))))
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(define (lookup-bootloader-by-name name)
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"Return the bootloader called NAME."
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(or (find (lambda (bootloader)
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(eq? name (bootloader-name bootloader)))
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(force %bootloaders))
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(leave (G_ "~a: no such bootloader~%") name)))
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