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-rw-r--r--gnu/build/vm.scm175
1 files changed, 4 insertions, 171 deletions
diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm
index d2bf7418fd..433b5a7e8d 100644
--- a/gnu/build/vm.scm
+++ b/gnu/build/vm.scm
@@ -27,6 +27,7 @@
#:use-module (guix build store-copy)
#:use-module (guix build syscalls)
#:use-module (guix store database)
+ #:use-module (gnu build bootloader)
#:use-module (gnu build linux-boot)
#:use-module (gnu build install)
#:use-module (gnu system uuid)
@@ -57,8 +58,7 @@
estimated-partition-size
root-partition-initializer
initialize-partition-table
- initialize-hard-disk
- make-iso9660-image))
+ initialize-hard-disk))
;;; Commentary:
;;;
@@ -439,159 +439,6 @@ system that is passed to 'populate-root-file-system'."
(mkdir-p directory)
(symlink bootcfg (string-append directory "/bootcfg"))))
-(define (install-efi grub esp config-file)
- "Write a self-contained GRUB EFI loader to the mounted ESP using CONFIG-FILE."
- (let* ((system %host-type)
- ;; Hard code the output location to a well-known path recognized by
- ;; compliant firmware. See "3.5.1.1 Removable Media Boot Behaviour":
- ;; http://www.uefi.org/sites/default/files/resources/UEFI%20Spec%202_6.pdf
- (grub-mkstandalone (string-append grub "/bin/grub-mkstandalone"))
- (efi-directory (string-append esp "/EFI/BOOT"))
- ;; Map grub target names to boot file names.
- (efi-targets (cond ((string-prefix? "x86_64" system)
- '("x86_64-efi" . "BOOTX64.EFI"))
- ((string-prefix? "i686" system)
- '("i386-efi" . "BOOTIA32.EFI"))
- ((string-prefix? "armhf" system)
- '("arm-efi" . "BOOTARM.EFI"))
- ((string-prefix? "aarch64" system)
- '("arm64-efi" . "BOOTAA64.EFI")))))
- ;; grub-mkstandalone requires a TMPDIR to prepare the firmware image.
- (setenv "TMPDIR" esp)
-
- (mkdir-p efi-directory)
- (invoke grub-mkstandalone "-O" (car efi-targets)
- "-o" (string-append efi-directory "/"
- (cdr efi-targets))
- ;; Graft the configuration file onto the image.
- (string-append "boot/grub/grub.cfg=" config-file))))
-
-(define* (make-iso9660-image xorriso grub-mkrescue-environment
- grub config-file os-drv target
- #:key (volume-id "Guix_image") (volume-uuid #f)
- register-closures? (closures '()))
- "Given a GRUB package, creates an iso image as TARGET, using CONFIG-FILE as
-GRUB configuration and OS-DRV as the stuff in it."
- (define grub-mkrescue
- (string-append grub "/bin/grub-mkrescue"))
-
- (define grub-mkrescue-sed.sh
- (string-append xorriso "/bin/grub-mkrescue-sed.sh"))
-
- (define target-store
- (string-append "/tmp/root" (%store-directory)))
-
- (define items
- ;; The store items to add to the image.
- (delete-duplicates
- (append-map (lambda (closure)
- (map store-info-item
- (call-with-input-file (string-append "/xchg/" closure)
- read-reference-graph)))
- closures)))
-
- (populate-root-file-system os-drv "/tmp/root")
- (mount (%store-directory) target-store "" MS_BIND)
-
- (when register-closures?
- (display "registering closures...\n")
- (for-each (lambda (closure)
- (register-closure
- "/tmp/root"
- (string-append "/xchg/" closure)
-
- ;; TARGET-STORE is a read-only bind-mount so we shouldn't try
- ;; to modify it.
- #:deduplicate? #f
- #:reset-timestamps? #f))
- closures)
- (register-bootcfg-root "/tmp/root" config-file))
-
- ;; 'grub-mkrescue' calls out to mtools programs to create 'efi.img', a FAT
- ;; file system image, and mtools honors SOURCE_DATE_EPOCH for the mtime of
- ;; those files. The epoch for FAT is Jan. 1st 1980, not 1970, so choose
- ;; that.
- (setenv "SOURCE_DATE_EPOCH"
- (number->string
- (time-second
- (date->time-utc (make-date 0 0 0 0 1 1 1980 0)))))
-
- ;; Our patched 'grub-mkrescue' honors this environment variable and passes
- ;; it to 'mformat', which makes it the serial number of 'efi.img'. This
- ;; allows for deterministic builds.
- (setenv "GRUB_FAT_SERIAL_NUMBER"
- (number->string (if volume-uuid
-
- ;; On 32-bit systems the 2nd argument must be
- ;; lower than 2^32.
- (string-hash (iso9660-uuid->string volume-uuid)
- (- (expt 2 32) 1))
-
- #x77777777)
- 16))
-
- (setenv "MKRESCUE_SED_MODE" "original")
- (setenv "MKRESCUE_SED_XORRISO" (string-append xorriso
- "/bin/xorriso"))
- (setenv "MKRESCUE_SED_IN_EFI_NO_PT" "yes")
- (for-each (match-lambda
- ((name . value) (setenv name value)))
- grub-mkrescue-environment)
-
- (let ((pipe
- (apply open-pipe* OPEN_WRITE
- grub-mkrescue
- (string-append "--xorriso=" grub-mkrescue-sed.sh)
- "-o" target
- (string-append "boot/grub/grub.cfg=" config-file)
- "etc=/tmp/root/etc"
- "var=/tmp/root/var"
- "run=/tmp/root/run"
- ;; /mnt is used as part of the installation
- ;; process, as the mount point for the target
- ;; file system, so create it.
- "mnt=/tmp/root/mnt"
- "-path-list" "-"
- "--"
-
- ;; Set all timestamps to 1.
- "-volume_date" "all_file_dates" "=1"
-
- ;; ‘zisofs’ compression reduces the total image size by ~60%.
- "-zisofs" "level=9:block_size=128k" ; highest compression
- ;; It's transparent to our Linux-Libre kernel but not to GRUB.
- ;; Don't compress the kernel, initrd, and other files read by
- ;; grub.cfg, as well as common already-compressed file names.
- "-find" "/" "-type" "f"
- ;; XXX Even after "--" above, and despite documentation claiming
- ;; otherwise, "-or" is stolen by grub-mkrescue which then chokes
- ;; on it (as ‘-o …’) and dies. Don't use "-or".
- "-not" "-wholename" "/boot/*"
- "-not" "-wholename" "/System/*"
- "-not" "-name" "unicode.pf2"
- "-not" "-name" "bzImage"
- "-not" "-name" "*.gz" ; initrd & all man pages
- "-not" "-name" "*.png" ; includes grub-image.png
- "-exec" "set_filter" "--zisofs"
- "--"
-
- "-volid" (string-upcase volume-id)
- (if volume-uuid
- `("-volume_date" "uuid"
- ,(string-filter (lambda (value)
- (not (char=? #\- value)))
- (iso9660-uuid->string
- volume-uuid)))
- `()))))
- ;; Pass lines like 'gnu/store/…-x=/gnu/store/…-x' corresponding to the
- ;; '-path-list -' option.
- (for-each (lambda (item)
- (format pipe "~a=~a~%"
- (string-drop item 1) item))
- items)
- (unless (zero? (close-pipe pipe))
- (error "oh, my! grub-mkrescue failed" grub-mkrescue))))
-
(define* (initialize-hard-disk device
#:key
bootloader-package
@@ -633,30 +480,16 @@ passing it a directory name where it is mounted."
(when esp
;; Mount the ESP somewhere and install GRUB UEFI image.
- (let ((mount-point (string-append target "/boot/efi"))
- (grub-config (string-append target "/tmp/grub-standalone.cfg")))
+ (let ((mount-point (string-append target "/boot/efi")))
(display "mounting EFI system partition...\n")
(mkdir-p mount-point)
(mount (partition-device esp) mount-point
(partition-file-system esp))
- ;; Create a tiny configuration file telling the embedded grub
- ;; where to load the real thing.
- ;; XXX This is quite fragile, and can prevent the image from booting
- ;; when there's more than one volume with this label present.
- ;; Reproducible almost-UUIDs could reduce the risk (not eliminate it).
- (call-with-output-file grub-config
- (lambda (port)
- (format port
- "insmod part_msdos~@
- search --set=root --label Guix_image~@
- configfile /boot/grub/grub.cfg~%")))
-
(display "creating EFI firmware image...")
- (install-efi grub-efi mount-point grub-config)
+ (install-efi-loader grub-efi mount-point)
(display "done.\n")
- (delete-file grub-config)
(umount mount-point)))
;; Register BOOTCFG as a GC root.
generated by cgit v1.2.3 (git 2.25.4) at 2024-05-14 16:24:47 +0000