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archive/target/linux/archs38/base-files/lib/arc.sh
John Crispin 4db76eadf2 linux: add support of Synopsys ARCHS38-based boards
This patch introduces support of new boards with ARC HS38 cores.

ARC HS38 is a new generation of ARC cores which utilize ARCv2 ISA.
As with ARC770 we're addind support for 2 boards for now:

 [1] Synopsys SDP board (AXS103)
     This is the same base-board as in AXS101 but with
     FPGA-based CPU-tile where ARCHs38 core is implemented.

 [2] nSIM
     Again this is the same simulation engine but configured for
     new instruction set and features of new CPU.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Felix Fietkau <nbd@openwrt.org>
Cc: Jo-Philipp Wich <jow@openwrt.org>
Cc: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 48740
2016-02-18 08:22:32 +00:00

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#!/bin/sh
#
# Copyright (C) 2016 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 "$compatible" in
"snps,axs103""snps,arc-sdp")
board="arc-sdp";
;;
"snps,nsim_hs")
board="arc-nsim";
;;
esac
if [ "$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"
}