system: image: Add hurd64 image types.

* gnu/system/hurd.scm (%hurd64-default-operating-system-kernel,
%hurd64-default-operating-system): New variables.
* gnu/system/images/hurd.scm (hurd64-disk-image, hurd64-image-type,
hurd64-qcow2-image-type, hurd64-barebones-disk-image,
hurd64-barebones-qcow2-image): New variables.

* gnu/system/images/hurd.scm (hurd64-barebones-os): New variable.

gnu/system/hurd.scm

@@ -18,6 +18,7 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gnu system hurd)
+  #:use-module (ice-9 match)
   #:use-module (guix gexp)
   #:use-module (guix profiles)
   #:use-module (guix utils)
@@ -51,6 +52,8 @@ (define-module (gnu system hurd)
             %desktop-services/hurd
             %hurd-default-operating-system
             %hurd-default-operating-system-kernel
+            %hurd64-default-operating-system
+            %hurd64-default-operating-system-kernel
             %setuid-programs/hurd))
 
 ;;; Commentary:
@@ -68,6 +71,14 @@ (define %hurd-default-operating-system-kernel
                         (%current-target-system #f))
         gnumach)))
 
+(define %hurd64-default-operating-system-kernel
+  (if (system-hurd?)
+      gnumach
+      ;; A cross-built GNUmach does not work
+      (with-parameters ((%current-system "x86_64-linux")
+                        (%current-target-system #f))
+        gnumach)))
+
 (define %base-packages/hurd
   ;; Note: the Shepherd comes before the Hurd, not just because its duty is to
   ;; shepherd the herd, but also because we want its 'halt' and 'reboot'
@@ -142,3 +153,9 @@ (define %hurd-default-operating-system
     (essential-services (hurd-default-essential-services this-operating-system))
     (privileged-programs '())
     (setuid-programs %setuid-programs/hurd)))
+
+(define %hurd64-default-operating-system
+  (operating-system
+    (inherit %hurd-default-operating-system)
+    (kernel %hurd64-default-operating-system-kernel)))
+

gnu/system/images/hurd.scm

@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com>
-;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2020, 2024 Janneke Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -36,7 +36,14 @@ (define-module (gnu system images hurd)
             hurd-image-type
             hurd-qcow2-image-type
             hurd-barebones-disk-image
-            hurd-barebones-qcow2-image))
+            hurd-barebones-qcow2-image
+
+            hurd64-barebones-os
+            hurd64-disk-image
+            hurd6-image-type
+            hurd64-qcow2-image-type
+            hurd64-barebones-disk-image
+            hurd64-barebones-qcow2-image))
 
 (define hurd-barebones-os
   (operating-system
@@ -62,6 +69,30 @@ (define hurd-barebones-os
                               (password-authentication? #t)))
                     %base-services+qemu-networking/hurd))))
 
+(define hurd64-barebones-os
+  (operating-system
+    (inherit %hurd64-default-operating-system)
+    (bootloader (bootloader-configuration
+                 (bootloader grub-minimal-bootloader)
+                 (targets '("/dev/sdX"))))
+    (file-systems (cons (file-system
+                          (device (file-system-label "my-root"))
+                          (mount-point "/")
+                          (type "ext2"))
+                        %base-file-systems))
+    (host-name "guixygnu")
+    (timezone "Europe/Amsterdam")
+    (packages (cons openssh-sans-x %base-packages/hurd))
+    (services (cons (service openssh-service-type
+                             (openssh-configuration
+                              (openssh openssh-sans-x)
+                              (use-pam? #f)
+                              (port-number 2222)
+                              (permit-root-login #t)
+                              (allow-empty-passwords? #t)
+                              (password-authentication? #t)))
+                    %base-services+qemu-networking/hurd))))
+
 (define hurd-initialize-root-partition
   #~(lambda* (#:rest args)
       (apply initialize-root-partition
@@ -115,5 +146,42 @@ (define hurd-barebones-qcow2-image
                         #:type hurd-qcow2-image-type))
    (name 'hurd-barebones.qcow2)))
 
+
+;;;
+;;; 64bit Hurd
+;;;
+(define hurd64-disk-image
+  (image
+   (inherit hurd-disk-image)
+   (platform x86_64-gnu)))
+
+(define hurd64-image-type
+  (image-type
+   (name 'hurd64-raw)
+   (constructor (cut image-with-os hurd64-disk-image <>))))
+
+(define hurd64-qcow2-image-type
+  (image-type
+   (name 'hurd64-qcow2)
+   (constructor (lambda (os)
+                  (image
+                   (inherit hurd64-disk-image)
+                   (format 'compressed-qcow2)
+                   (operating-system os))))))
+
+(define hurd64-barebones-disk-image
+  (image
+   (inherit
+    (os+platform->image hurd64-barebones-os x86_64-gnu
+                        #:type hurd64-image-type))
+   (name 'hurd64-barebones-disk-image)))
+
+(define hurd64-barebones-qcow2-image
+  (image
+   (inherit
+    (os+platform->image hurd64-barebones-os x86_64-gnu
+                        #:type hurd64-qcow2-image-type))
+   (name 'hurd64-barebones.qcow2)))
+
 ;; Return the default image.
 hurd-barebones-qcow2-image