Patchwork [RC2,PULL,09/13] initramfs-live-install: add support for grub2

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Submitter Saul Wold
Date Sept. 15, 2011, 3:14 a.m.
Message ID <71c34ab2ab8ae8681431167422b0f277e0e4f73f.1316056194.git.sgw@linux.intel.com>
Download mbox | patch
Permalink /patch/11431/
State New, archived
Headers show

Comments

Saul Wold - Sept. 15, 2011, 3:14 a.m.
From: Tom Zanussi <tom.zanussi@intel.com>

grub2 needs a different set of install steps from grub 0.97.  This
adds them to init-install.sh and adds an install-time check that
determines which version is being used and which steps to use
depending on the version of grub selected.

Signed-off-by: Tom Zanussi <tom.zanussi@intel.com>
---
 .../initrdscripts/files/init-install.sh            |   31 ++++++++++++++++----
 .../initrdscripts/initramfs-live-install_1.0.bb    |    8 ++---
 2 files changed, 28 insertions(+), 11 deletions(-)

Patch

diff --git a/meta/recipes-core/initrdscripts/files/init-install.sh b/meta/recipes-core/initrdscripts/files/init-install.sh
index 5e6b81c..fb6cea8 100644
--- a/meta/recipes-core/initrdscripts/files/init-install.sh
+++ b/meta/recipes-core/initrdscripts/files/init-install.sh
@@ -1,6 +1,6 @@ 
 #!/bin/sh -e
 #
-# Copyright (C) 2008 Intel
+# Copyright (C) 2008-2011 Intel
 #
 # install.sh [device_name] [rootfs_name] [video_mode] [vga_mode]
 #
@@ -126,6 +126,7 @@  mkswap $swap
 
 mkdir /ssd
 mkdir /rootmnt
+mkdir /bootmnt
 
 mount $rootfs /ssd
 mount -o rw,loop,noatime,nodiratime /media/$1/$2 /rootmnt
@@ -142,6 +143,16 @@  if [ -d /ssd/etc/ ] ; then
     fi
 fi
 
+if [ -f /ssd/etc/grub.d/40_custom ] ; then
+    echo "Preparing custom grub2 menu..."
+    sed -i "s@__ROOTFS__@$rootfs@g" /ssd/etc/grub.d/40_custom
+    sed -i "s/__VIDEO_MODE__/$3/g" /ssd/etc/grub.d/40_custom
+    sed -i "s/__VGA_MODE__/$4/g" /ssd/etc/grub.d/40_custom
+    mount $bootfs /bootmnt
+    cp /ssd/etc/grub.d/40_custom /bootmnt/40_custom
+    umount /bootmnt
+fi
+
 umount /ssd
 umount /rootmnt
 
@@ -151,11 +162,19 @@  grub-install --root-directory=/ssd /dev/${device}
 
 echo "(hd0) /dev/${device}" > /ssd/boot/grub/device.map
 
-echo "default 0" > /ssd/boot/grub/menu.lst
-echo "timeout 30" >> /ssd/boot/grub/menu.lst
-echo "title Live Boot/Install-Image" >> /ssd/boot/grub/menu.lst
-echo "root  (hd0,0)" >> /ssd/boot/grub/menu.lst
-echo "kernel /boot/vmlinuz root=$rootfs rw $3 $4 quiet" >> /ssd/boot/grub/menu.lst
+if [ -f /ssd/40_custom ] ; then
+    mv /ssd/40_custom /ssd/boot/grub/grub.cfg
+    sed -i "/#/d" /ssd/boot/grub/grub.cfg
+    sed -i "/exec tail/d" /ssd/boot/grub/grub.cfg
+    chmod 0444 /ssd/boot/grub/grub.cfg
+else
+    echo "Preparing custom grub menu..."
+    echo "default 0" > /ssd/boot/grub/menu.lst
+    echo "timeout 30" >> /ssd/boot/grub/menu.lst
+    echo "title Live Boot/Install-Image" >> /ssd/boot/grub/menu.lst
+    echo "root  (hd0,0)" >> /ssd/boot/grub/menu.lst
+    echo "kernel /boot/vmlinuz root=$rootfs rw $3 $4 quiet" >> /ssd/boot/grub/menu.lst
+fi
 
 cp /media/$1/vmlinuz /ssd/boot/
 
diff --git a/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb
index 0eeabf1..619b16c 100644
--- a/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb
+++ b/meta/recipes-core/initrdscripts/initramfs-live-install_1.0.bb
@@ -1,9 +1,9 @@ 
-DESCRIPTION = "A live image init script"
+DESCRIPTION = "A live image init script for grub"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
 SRC_URI = "file://init-install.sh"
 
-PR = "r4"
+PR = "r5"
 
 RDEPENDS="grub parted e2fsprogs-mke2fs"
 
@@ -19,6 +19,4 @@  INHIBIT_DEFAULT_DEPS = "1"
 
 FILES_${PN} = " /install.sh "
 
-# Alternatives to grub need adding for other arch support
-# consistent with grub 0.97
-COMPATIBLE_HOST = "i.86.*-linux"
+COMPATIBLE_HOST = "(i.86|x86_64).*-linux"