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authorLudovic Courtès <ludo@gnu.org>2014-11-13 13:42:44 +0100
committerLudovic Courtès <ludo@gnu.org>2014-11-13 13:42:44 +0100
commitbff39668b9f31f4aead5a2bbe449136f6700474b (patch)
tree1262893cc325a8a02334612099816d18dc3a4650 /gnu
parentced0106a44ebb5f96bfda8d4d4bc05bbb18c263d (diff)
downloadguix-bff39668b9f31f4aead5a2bbe449136f6700474b.tar
guix-bff39668b9f31f4aead5a2bbe449136f6700474b.tar.gz
vm: Set the boot flag on the root partition.
Reported by nebuli on #guix. * gnu/build/vm.scm (initialize-partition-table): Add #:bootable? parameter and honor it. (initialize-hard-disk): Likewise.
Diffstat (limited to 'gnu')
-rw-r--r--gnu/build/vm.scm30
1 files changed, 19 insertions, 11 deletions
diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm
index 27ccd047b7..03db1cd5f9 100644
--- a/gnu/build/vm.scm
+++ b/gnu/build/vm.scm
@@ -112,17 +112,21 @@ the #:references-graphs parameter of 'derivation'."
(define* (initialize-partition-table device partition-size
#:key
+ bootable?
(label-type "msdos")
(offset (expt 2 20)))
"Create on DEVICE a partition table of type LABEL-TYPE, with a single
-partition of PARTITION-SIZE bytes starting at OFFSET bytes. Return #t on
-success."
+partition of PARTITION-SIZE bytes starting at OFFSET bytes. When BOOTABLE? is
+true, set the bootable flag on the partition. Return #t on success."
(format #t "creating partition table with a ~a B partition...\n"
partition-size)
- (unless (zero? (system* "parted" device "mklabel" label-type
- "mkpart" "primary" "ext2"
- (format #f "~aB" offset)
- (format #f "~aB" partition-size)))
+ (unless (zero? (apply system* "parted" device "mklabel" label-type
+ "mkpart" "primary" "ext2"
+ (format #f "~aB" offset)
+ (format #f "~aB" partition-size)
+ (if bootable?
+ '("set" "1" "boot" "on")
+ '())))
(error "failed to create partition table")))
(define MS_BIND 4096) ; <sys/mounts.h> again!
@@ -183,13 +187,16 @@ volume name."
file-system-label
(closures '())
copy-closures?
+ (bootable? #t)
(register-closures? #t))
"Initialize DEVICE, a disk of DISK-IMAGE-SIZE bytes, with a FILE-SYSTEM-TYPE
partition with (optionally) FILE-SYSTEM-LABEL as its volume name, and with
-GRUB installed. If REGISTER-CLOSURES? is true, register all of CLOSURES is
-the partition's store. If COPY-CLOSURES? is true, copy all of CLOSURES to the
-partition. SYSTEM-DIRECTORY is the name of the directory of the 'system'
-derivation."
+GRUB installed. When BOOTABLE? is true, set the bootable flag on that
+partition.
+
+If REGISTER-CLOSURES? is true, register all of CLOSURES is the partition's
+store. If COPY-CLOSURES? is true, copy all of CLOSURES to the partition.
+SYSTEM-DIRECTORY is the name of the directory of the 'system' derivation."
(define target-directory
"/fs")
@@ -197,7 +204,8 @@ derivation."
(string-append device "1"))
(initialize-partition-table device
- (- disk-image-size (* 5 (expt 2 20))))
+ (- disk-image-size (* 5 (expt 2 20)))
+ #:bootable? bootable?)
(format-partition partition file-system-type
#:label file-system-label)