rc/bin/inst/bootsetup

   1 #!/bin/rc
   2
   3 # desc: configure hard disk to boot plan 9
   4 # prereq: copydist
   5
   6 fats=()
   7 for(i in /dev/sd*/9fat){
   8         if(test -f $i)
   9                 fats=($fats $i)
  10 }
  11
  12 switch($1) {
  13 case checkdone checkready
  14         if(~ $#fats 0 || ~ $#9fat 1 && ~ `{fstype $9fat} dos && ~ $didbootsetup 1)
  15                 bootsetup=done
  16         if not
  17                 bootsetup=ready
  18         export bootsetup
  19
  20 case go
  21         echo
  22         echo 'Setup Plan 9 FAT boot partition (9fat)'
  23         echo
  24
  25         if(~ $#fats 1)
  26                 default=(-d $fats)
  27         if not
  28                 default=()
  29         prompt $default 'Plan 9 FAT partition' $fats
  30         9fat=$rd
  31         export 9fat
  32
  33         bootfile=`{basename $bootfile}
  34
  35         if(! test -f /tmp/plan9.ini) {
  36                 @{
  37                         echo 'bootfile='^$bootfile
  38                         echo 'bootargs=local!'^$fs' '$"fsflags
  39                         if(~ $#nvram 1)
  40                                 echo 'nvram='^$nvram
  41                         echo 'mouseport='^$mouseport
  42                         echo 'monitor='^$monitor
  43                         echo 'vgasize='^$vgasize
  44                         cd '#ec'
  45                         for(i in *){
  46                                 echo -n $"i'='
  47                                 cat $i
  48                                 echo
  49                         } | grep -v '(apm0|e820|bootfile|bootargs|bootscreen|nvram|mouseport|monitor|vgasize|cdboot)'
  50                 } >/tmp/plan9.ini
  51         }
  52
  53         # clean state
  54         rm -f /tmp/oldplan9.ini /tmp/pbs.bak
  55         unmount /n/9fat >[2]/dev/null
  56
  57         if(! test -f /srv/dos)
  58                 dossrv
  59
  60         need9fatformat=yes
  61         if(~ `{fstype $9fat} dos){
  62                 if(mount /srv/dos /n/9fat $9fat >[2]/dev/null){
  63                         if(cp /n/9fat/plan9.ini /tmp/oldplan9.ini >[2]/dev/null)
  64                                 need9fatformat=no
  65                         unmount /n/9fat >[2]/dev/null
  66
  67                         # make sure dossrv is gone
  68                         sleep 1
  69                 }
  70         }
  71
  72         # always make backup of old bootsector
  73         logprog dd -bs 512 -count 1 -if $9fat -of /tmp/pbs.bak
  74
  75         if(~ $need9fatformat yes){
  76                 log Initializing Plan 9 FAT partition.
  77                 logprog disk/format -r 2 -d -b /n/newfs/386/pbs -l PLAN9 $9fat
  78         }
  79         if not {
  80                 log Updating bootsector.
  81                 logprog disk/format -b /n/newfs/386/pbs $9fat
  82         }
  83
  84         logprog mount -c /srv/dos /n/9fat $9fat
  85
  86         logprog rm -f /n/9fat/^(9bootfat plan9.ini $bootfile)
  87
  88         logprog cp /n/newfs/386/9bootfat /n/9fat/9bootfat
  89         # make file continous on disk
  90         logprog chmod +al /n/9fat/9bootfat
  91
  92         # copy config
  93         logprog cp /tmp/plan9.ini /n/9fat/plan9.ini
  94
  95         # copy kernel
  96         logprog cp /n/newfs/$cputype/$bootfile /n/9fat/
  97
  98         # copy efi bootloader
  99         logprog mkdir -p /n/9fat/efi/boot
 100         logprog cp /386/^(bootia32.efi bootx64.efi) /n/9fat/efi/boot
 101
 102         # copy in backups
 103         if(test -f /tmp/oldplan9.ini)
 104                 logprog cp /tmp/oldplan9.ini /n/9fat
 105         if(test -f /tmp/pbs.bak)
 106                 logprog cp /tmp/pbs.bak /n/9fat
 107
 108         logprog unmount /n/9fat
 109
 110         disk=`{basename `{basename -d $9fat}}
 111         if(./bootplan9){
 112                 didbootsetup=1
 113                 export didbootsetup
 114         }
 115 }