target/linux/arc770/base-files/lib/arc.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (C) 2015 OpenWrt.org
   4 #
   5
   6 # defaults
   7 ARC_BOARD_NAME="generic"
   8 ARC_BOARD_MODEL="Generic ARC board"
   9
  10 arc_board_detect() {
  11         local board
  12         local model
  13         local compatible
  14
  15         [ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
  16
  17         model="$( cat /proc/device-tree/model )"
  18         compatible="$( cat /proc/device-tree/compatible )"
  19
  20         case "$compatible" in
  21         "snps,axs101""snps,arc-sdp")
  22                 board="arc-sdp";
  23                 ;;
  24         "snps,nsim")
  25                 board="arc-nsim";
  26                 ;;
  27         esac
  28
  29         if [ "$board" != "" ]; then
  30                 ARC_BOARD_NAME="$board"
  31         fi
  32
  33         if [ "$model" != "" ]; then
  34                 ARC_BOARD_MODEL="$model"
  35         fi
  36
  37         echo "$ARC_BOARD_NAME" > /tmp/sysinfo/board_name
  38         echo "$ARC_BOARD_MODEL" > /tmp/sysinfo/model
  39         echo "Detected $ARC_BOARD_NAME // $ARC_BOARD_MODEL"
  40 }
  41
  42 arc_board_name() {
  43         local name
  44
  45         [ -f /tmp/sysinfo/board_name ] && name="$(cat /tmp/sysinfo/board_name)"
  46         [ -z "$name" ] && name="unknown"
  47
  48         echo "$name"
  49 }
  50