target/linux/imx6/image/bootscript-ventana

   1 echo "Gateworks Ventana OpenWrt Boot script v1.02"
   2
   3 # set some defaults
   4 # set some defaults
   5 test -n "$fs"    || fs=ext2
   6 test -n "$disk"  || disk=0
   7 setenv nextcon 0
   8 setenv bootargs console=${console},${baudrate}
   9 setenv loadaddr 10800000
  10 setenv fdt_addr 18000000
  11
  12 # detect dtype by looking for kernel on media the bootloader
  13 # has mounted (in order of preference: usb/mmc/sata)
  14 #
  15 # This assumes the bootloader has already started the respective subsystem
  16 # or mounted the filesystem if appropriate to get to this bootscript
  17 #
  18 # To Speed up boot set dtype manually
  19 if test -n "$dtype" ; then
  20         echo "Using dtype from env: $dtype"
  21 else
  22         echo "Detecting boot device (dtype)..."
  23         if ${fs}load usb ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
  24                 dtype=usb
  25         elif ${fs}load mmc ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
  26                 dtype=mmc
  27         elif ${fs}load sata ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
  28                 dtype=sata
  29         elif ubifsload ${loadaddr} ${bootdir}/uImage ; then
  30                 dtype=nand
  31         fi
  32         echo "detected dtype:$dtype"
  33 fi
  34
  35 echo "Booting from ${dtype}..."
  36 if itest.s "x${dtype}" == "xnand" ; then
  37         # fix partition name
  38         #  OpenWrt kernel bug prevents partition name of 'rootfs' from booting
  39         #  instead name the partition ubi which is what is looked for by
  40         #  procd sysupgrade
  41         mtdparts del rootfs && mtdparts add nand0 - ubi
  42         echo "mtdparts:${mtdparts}"
  43         setenv fsload ubifsload
  44         setenv root "ubi0:ubi ubi.mtd=2 rootfstype=squashfs,ubifs"
  45 else
  46         setenv fsload "${fs}load ${dtype} ${disk}:1"
  47         part uuid ${dtype} ${disk}:1 uuid
  48         if test -z "${uuid}"; then
  49                 # fallback to bootdev
  50                 if test -n "$bootdev" ; then
  51                         echo "Using bootdev from env: $bootdev"
  52                 else
  53                         if itest.s "x${dtype}" == "xmmc" ; then
  54                                 bootdev=mmcblk0p1
  55                         else
  56                                 bootdev=sda1
  57                         fi
  58                 fi
  59                 setenv root "root=/dev/${bootdev}"
  60         else
  61                 setenv root "root=PARTUUID=${uuid}"
  62         fi
  63         setenv root "$root rootfstype=${fs} rootwait rw"
  64 fi
  65
  66 setenv bootargs "${bootargs}" "${root}" "${video}" "${extra}"
  67 if ${fsload} ${loadaddr} ${bootdir}/uImage; then
  68         if ${fsload} ${fdt_addr} ${bootdir}/${fdt_file}; then
  69                 echo Loaded DTB from ${bootdir}/${fdt_file}
  70                 test -n "$fixfdt" && run fixfdt
  71                 bootm ${loadaddr} - ${fdt_addr}
  72         elif ${fsload} ${fdt_addr} ${bootdir}/${fdt_file1}; then
  73                 echo Loaded DTB from ${bootdir}/${fdt_file1}
  74                 test -n "$fixfdt" && run fixfdt
  75                 bootm ${loadaddr} - ${fdt_addr}
  76         elif ${fsload} ${fdt_addr} ${bootdir}/${fdt_file2}; then
  77                 echo Loaded DTB from ${bootdir}/${fdt_file2}
  78                 test -n "$fixfdt" && run fixfdt
  79                 bootm ${loadaddr} - ${fdt_addr}
  80         else
  81                 echo "Error loading device-tree"
  82         fi
  83 else
  84         echo "Error loading kernel image"
  85 fi