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-rw-r--r--gnu/system/hurd.scm112
1 files changed, 112 insertions, 0 deletions
diff --git a/gnu/system/hurd.scm b/gnu/system/hurd.scm
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; 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 system hurd)
+ #:use-module (guix gexp)
+ #:use-module (guix utils)
+ #:use-module (gnu bootloader grub)
+ #:use-module (gnu packages base)
+ #:use-module (gnu packages cross-base)
+ #:use-module (gnu packages hurd)
+ #:use-module (gnu system vm)
+ #:export (cross-hurd-image))
+
+;;; Commentary:
+;;;
+;;; This module provides tools to (cross-)build GNU/Hurd virtual machine
+;;; images.
+;;;
+;;; Code:
+
+(define* (cross-hurd-image #:key (hurd hurd) (gnumach gnumach))
+ "Return a cross-built GNU/Hurd image."
+ (define hurd-os
+ (let-syntax ((for-hurd (syntax-rules ()
+ ((_ things ...)
+ (list (with-parameters ((%current-target-system
+ "i586-pc-gnu"))
+ things) ...)))))
+ (directory-union "gnu+hurd"
+ (cons (with-parameters ((%current-system "i686-linux"))
+ gnumach)
+ (for-hurd hurd coreutils grep sed)))))
+
+ (define grub.cfg
+ (let ((hurd (with-parameters ((%current-target-system "i586-pc-gnu"))
+ hurd))
+ (mach (with-parameters ((%current-system "i686-linux"))
+ gnumach))
+ (libc (cross-libc "i586-pc-gnu")))
+ (computed-file "grub.cfg"
+ #~(call-with-output-file #$output
+ (lambda (port)
+ (format port "
+set timeout=2
+search.file ~a/boot/gnumach
+
+menuentry \"GNU\" {
+ multiboot ~a/boot/gnumach root=device:hd0s1
+ module ~a/hurd/ext2fs.static ext2fs \\
+ --multiboot-command-line='${kernel-command-line}' \\
+ --host-priv-port='${host-port}' \\
+ --device-master-port='${device-port}' \\
+ --exec-server-task='${exec-task}' -T typed '${root}' \\
+ '$(task-create)' '$(task-resume)'
+ module ~a/lib/ld.so.1 exec ~a/hurd/exec '$(exec-task=task-create)'
+}\n"
+ #+mach #+mach #+hurd
+ #+libc #+hurd))))))
+
+ (define hurd-directives
+ `((directory "/servers")
+ ,@(map (lambda (server)
+ `(file ,(string-append "/servers/" server)))
+ '("startup" "exec" "proc" "password"
+ "default-pager" "crash-dump-core"
+ "kill" "suspend"))
+ ("/servers/crash" -> "crash-dump-core")
+ (directory "/servers/socket")
+ (file "/servers/socket/1")
+ (file "/servers/socket/2")
+ (file "/servers/socket/16")
+ ("/servers/socket/local" -> "1")
+ ("/servers/socket/inet" -> "2")
+ ("/servers/socket/inet6" -> "16")
+ (file "/etc/resolv.conf"
+ "nameserver 10.0.2.3\n")
+ (directory "/boot")
+ ("/boot/grub.cfg" -> ,grub.cfg) ;XXX: not strictly needed
+ ("/hurd" -> ,(file-append (with-parameters ((%current-target-system
+ "i586-pc-gnu"))
+ hurd)
+ "/hurd"))))
+
+ (qemu-image #:file-system-type "ext2"
+ #:file-system-options '("-o" "hurd")
+ #:device-nodes 'hurd
+ #:inputs `(("system" ,hurd-os)
+ ("grub.cfg" ,grub.cfg))
+ #:copy-inputs? #t
+ #:os hurd-os
+ #:bootcfg-drv grub.cfg
+ #:bootloader grub-bootloader
+ #:register-closures? #f
+ #:extra-directives hurd-directives))
+
+;; Return this thunk so one can type "guix build -f gnu/system/hurd.scm".
+cross-hurd-image