package/boot/aboot/stone_mod_aboot.sh

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # T2 SDE: package/*/aboot/stone_mod_aboot.sh
   3 # Copyright (C) 2004 - 2025 The T2 SDE Project
   4 #
   5 # This Copyright note is generated by scripts/Create-CopyPatch,
   6 # more information can be found in the files COPYING and README.
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License version 2.
  10 # --- T2-COPYRIGHT-NOTE-END ---
  11 #
  12 # [MAIN] 70 aboot Aboot Boot Loader Setup
  13 # [SETUP] 90 aboot
  14
  15 create_kernel_list() {
  16         local alpha_idx=0
  17         for x in `(cd /boot/; ls vmlinux-*gz) | sort -Vr`; do
  18                 ver=${x/vmlinux-}; ver=${ver%.gz}
  19                 cat << EOT
  20 $((alpha_idyx++)):${bootdev##*[^0-9]}$bootpath/$x initrd=$bootpath/initrd-${ver} root=$rootdev ro
  21 EOT
  22         done
  23 }
  24
  25 create_aboot_conf() {
  26         cat << EOT > /boot/aboot.conf
  27
  28 # /boot/aboot.conf created with the T2 SDE Aboot STONE module
  29
  30 EOT
  31
  32         create_kernel_list >> /boot/aboot.conf
  33
  34         gui_message "This is the new /boot/aboot.conf file:
  35
  36 $(< /boot/aboot.conf)"
  37 }
  38
  39 aboot_install() {
  40         gui_cmd 'Installing Aboot' "echo 'calling swriteboot'; swriteboot ${bootdev%%[0-9]} /boot/bootlx"
  41 }
  42
  43 device4()
  44 {
  45         local dev="`grep \" $1 \" /proc/mounts | tail -n 1 |
  46                     cut -d ' ' -f 1`"
  47         if [ ! "$dev" ]; then # try the higher dentry
  48                 local try="`dirname $1`"
  49                 dev="`grep \" $try \" /proc/mounts | tail -n 1 | \
  50                       cut -d ' ' -f 1`"
  51         fi
  52         if [ -h "$dev" ]; then
  53           echo "/dev/`readlink $dev`"
  54         else
  55           echo $dev
  56         fi
  57 }
  58
  59 realpath() {
  60         dir="`dirname $1`"
  61         file="`basename $1`"
  62         dir="`dirname $dir`/`readlink $dir`"
  63         dir="`echo $dir | sed 's,[^/]*/\.\./,,g'`"
  64         echo $dir/$file
  65 }
  66
  67 main() {
  68         rootdev="`device4 /`"
  69         bootdev="`device4 /boot`"
  70
  71         if [ "$rootdev" = "$bootdev" ]
  72         then bootpath=/boot; else bootpath=""; fi
  73
  74         if [ ! -f /boot/aboot.conf ]; then
  75           if gui_yesno "Aboot does not appear to be configured.
  76 Automatically install Aboot now?"; then
  77             create_aboot_conf
  78             if ! aboot_install; then
  79               gui_message "There was an error while installing Aboot."
  80             fi
  81           fi
  82         fi
  83
  84         while
  85
  86         gui_menu yaboot 'Aboot Boot Loader Setup' \
  87                 "Root Device ........... $rootdev" "" \
  88                 "Boot Device ........... $bootdev" "" \
  89                 "Boot Path ............. $bootpath" "" \
  90                 '' '' \
  91                 '(Re-)Create aboot.conf with installed kernels' 'create_aboot_conf' \
  92                 '(Re-)Install Aboot' 'aboot_install' \
  93                 '' '' \
  94                 "Edit /boot/aboot.conf (Config file)" \
  95                         "gui_edit 'STONE Configuration' /boot/aboot.conf"
  96     do : ; done
  97 }