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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2019 Rockchip Electronic Co.,Ltd
#
# Script to generate FIT image source for 32-bit Rockchip SoCs with
# U-Boot proper, OPTEE, and devicetree.
#
# usage: $0 <dt_name>
[ -z "$TEE" ] && TEE="tee.bin"
if [ ! -f $TEE ]; then
echo "WARNING: TEE file $TEE NOT found, U-Boot.itb is non-functional" >&2
echo "Please export path for TEE or copy tee.bin to U-Boot folder" >&2
TEE=/dev/null
fi
dtname=$1
text_base=`sed -n "/SYS_TEXT_BASE=/s/CONFIG_SYS_TEXT_BASE=//p" .config \
|tr -d '\r'`
dram_base=`sed -n "/SYS_SDRAM_BASE=/s/CONFIG_SYS_SDRAM_BASE=//p" \
include/autoconf.mk|tr -d '\r'`
tee_base=`echo "obase=16;$(($dram_base+0x8400000))"|bc`
tee_base='0x'$tee_base
cat << __HEADER_EOF
/*
* Copyright (C) 2017-2019 Rockchip Electronic Co.,Ltd
*
* Simple U-boot FIT source file containing U-Boot, dtb and optee
*/
/dts-v1/;
/ {
description = "FIT image with OP-TEE support";
#address-cells = <1>;
images {
uboot {
description = "U-Boot";
data = /incbin/("u-boot-nodtb.bin");
type = "standalone";
os = "U-Boot";
arch = "arm";
compression = "none";
load = <$text_base>;
};
optee {
description = "OP-TEE";
data = /incbin/("$TEE");
type = "firmware";
arch = "arm";
os = "tee";
compression = "none";
load = <$tee_base>;
entry = <$tee_base>;
};
fdt {
description = "$(basename $dtname .dtb)";
data = /incbin/("$dtname");
type = "flat_dt";
compression = "none";
};
__HEADER_EOF
cat << __CONF_HEADER_EOF
};
configurations {
default = "conf";
conf {
description = "$(basename $dtname .dtb)";
firmware = "optee";
loadables = "uboot";
fdt = "fdt";
};
__CONF_HEADER_EOF
cat << __ITS_EOF
};
};
__ITS_EOF
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