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-rw-r--r--target/linux/arc770/base-files/lib/arc.sh50
-rw-r--r--target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh9
2 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/arc770/base-files/lib/arc.sh b/target/linux/arc770/base-files/lib/arc.sh
new file mode 100644
index 0000000000..2b4fb93ce9
--- /dev/null
+++ b/target/linux/arc770/base-files/lib/arc.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+#
+# Copyright (C) 2015 OpenWrt.org
+#
+
+# defaults
+ARC_BOARD_NAME="generic"
+ARC_BOARD_MODEL="Generic ARC board"
+
+arc_board_detect() {
+ local board
+ local model
+ local compatible
+
+ [ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
+
+ model="$( cat /proc/device-tree/model )"
+ compatible="$( cat /proc/device-tree/compatible )"
+
+ case "$compatible" in
+ "snps,axs101""snps,arc-sdp")
+ board="arc-sdp";
+ ;;
+ "snps,nsim")
+ board="arc-nsim";
+ ;;
+ esac
+
+ if [ "$board" != "" ]; then
+ ARC_BOARD_NAME="$board"
+ fi
+
+ if [ "$model" != "" ]; then
+ ARC_BOARD_MODEL="$model"
+ fi
+
+ echo "$ARC_BOARD_NAME" > /tmp/sysinfo/board_name
+ echo "$ARC_BOARD_MODEL" > /tmp/sysinfo/model
+ echo "Detected $ARC_BOARD_NAME // $ARC_BOARD_MODEL"
+}
+
+arc_board_name() {
+ local name
+
+ [ -f /tmp/sysinfo/board_name ] && name="$(cat /tmp/sysinfo/board_name)"
+ [ -z "$name" ] && name="unknown"
+
+ echo "$name"
+}
+
diff --git a/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh b/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh
new file mode 100644
index 0000000000..192c91bf2d
--- /dev/null
+++ b/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+do_arc() {
+ . /lib/arc.sh
+
+ arc_board_detect
+}
+
+boot_hook_add preinit_main do_arc