103 lines
4.0 KiB
Scheme
103 lines
4.0 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2023 Efraim Flashner <efraim@flashner.co.il>
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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 system images unmatched)
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#:use-module (gnu bootloader)
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#:use-module (gnu bootloader u-boot)
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#:use-module (gnu image)
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#:use-module (gnu packages linux)
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#:use-module (gnu services)
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#:use-module (gnu services base)
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#:use-module (gnu services networking)
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#:use-module (gnu system)
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#:use-module (gnu system file-systems)
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#:use-module (gnu system image)
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#:use-module (guix platforms riscv)
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#:use-module (srfi srfi-26)
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#:export (unmatched-barebones-os
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unmatched-image-type
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unmatched-barebones-raw-image))
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(define unmatched-barebones-os
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(operating-system
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(host-name "unmatched")
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(timezone "Asia/Jerusalem")
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(locale "en_US.utf8")
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(bootloader (bootloader-configuration
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(bootloader u-boot-sifive-unmatched-bootloader)
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(targets '("/dev/vda"))))
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(initrd-modules '())
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(kernel linux-libre-riscv64-generic)
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(file-systems (cons (file-system
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(device (file-system-label "my-root"))
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(mount-point "/")
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(type "ext4"))
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%base-file-systems))
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(services
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(append (list (service agetty-service-type
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(agetty-configuration
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(extra-options '("-L")) ; no carrier detect
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(baud-rate "115200")
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(term "vt100")
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(tty "ttySIF0")))
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(service dhcp-client-service-type))
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%base-services))))
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(define unmatched-disk-image
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(image-without-os
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(format 'disk-image)
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(partition-table-type 'gpt)
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;; https://source.denx.de/u-boot/u-boot/-/blob/master/doc/board/sifive/unmatched.rst
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;; The boot process goes:
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;; * zero-stage bootloader (ZSBL) in ROM and first-stage bootloader (FSBL)
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;; together perform the SoC initialization and hand off to the next stage.
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;; * BBL (Berkeley bootloader) takes the device-tree and brings up the rest
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;; of the board, then boots the desired operating system.
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(partitions (list
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(partition
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;; Special UUID for HiFive first-stage bootloader (FSBL).
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(size (* 1 (expt 2 20)))
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(label "spl")
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(offset (* 34 512))
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(file-system "unformatted")
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(uuid (uuid "5b193300-fc78-40cd-8002-e86c45580b47")))
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(partition
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;; Specific offset for compatibility with the defaults for
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;; u-boot SPL. Special UUID for HiFive BBL (Berkeley bootloader).
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(size (* 4 (expt 2 20)))
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(label "uboot")
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(offset (* 2082 512))
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(file-system "unformatted")
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(uuid (uuid "2e54b353-1271-4842-806f-e436d6af6985")))
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root-partition))))
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(define unmatched-image-type
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(image-type
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(name 'unmatched-raw)
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(constructor (cut image-with-os unmatched-disk-image <>))))
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(define unmatched-barebones-raw-image
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(image
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(inherit
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(os+platform->image unmatched-barebones-os riscv64-linux
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#:type unmatched-image-type))
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(name 'unmatched-barebones-raw-image)))
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;; Return the default image.
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unmatched-barebones-raw-image
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