blob: 38c9858e849f3f87b3f33598e5c4c98cc8252fef [file] [log] [blame]
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0+
#
# script to generate FIT image source for i.MX8MQ boards with
# ARM Trusted Firmware and multiple device trees (given on the command line)
#
# usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
[ -z "$BL31" ] && BL31="bl31.bin"
[ -z "$TEE_LOAD_ADDR" ] && TEE_LOAD_ADDR="0xfe000000"
[ -z "$ATF_LOAD_ADDR" ] && ATF_LOAD_ADDR="0x00910000"
[ -z "$BL33_LOAD_ADDR" ] && BL33_LOAD_ADDR="0x40200000"
if [ ! -f $BL31 ]; then
echo "ERROR: BL31 file $BL31 NOT found" >&2
exit 0
else
echo "$BL31 size: " >&2
ls -lct $BL31 | awk '{print $5}' >&2
fi
BL32="tee.bin"
if [ ! -f $BL32 ]; then
BL32=/dev/null
else
echo "Building with TEE support, make sure your $BL31 is compiled with spd. If you do not want tee, please delete $BL31" >&2
echo "$BL32 size: " >&2
ls -lct $BL32 | awk '{print $5}' >&2
fi
BL33="u-boot-nodtb.bin"
if [ ! -f $BL33 ]; then
echo "ERROR: $BL33 file NOT found" >&2
exit 0
else
echo "u-boot-nodtb.bin size: " >&2
ls -lct u-boot-nodtb.bin | awk '{print $5}' >&2
fi
for dtname in $*
do
echo "$dtname size: " >&2
ls -lct $dtname | awk '{print $5}' >&2
done
cat << __HEADER_EOF
/dts-v1/;
/ {
description = "Configuration to load ATF before U-Boot";
images {
uboot@1 {
description = "U-Boot (64-bit)";
data = /incbin/("$BL33");
type = "standalone";
arch = "arm64";
compression = "none";
load = <$BL33_LOAD_ADDR>;
};
atf@1 {
description = "ARM Trusted Firmware";
data = /incbin/("$BL31");
type = "firmware";
arch = "arm64";
compression = "none";
load = <$ATF_LOAD_ADDR>;
entry = <$ATF_LOAD_ADDR>;
};
__HEADER_EOF
if [ -f $BL32 ]; then
cat << __HEADER_EOF
tee@1 {
description = "TEE firmware";
data = /incbin/("$BL32");
type = "firmware";
arch = "arm64";
compression = "none";
load = <$TEE_LOAD_ADDR>;
entry = <$TEE_LOAD_ADDR>;
};
__HEADER_EOF
fi
cnt=1
for dtname in $*
do
cat << __FDT_IMAGE_EOF
fdt@$cnt {
description = "$(basename $dtname .dtb)";
data = /incbin/("$dtname");
type = "flat_dt";
compression = "none";
};
__FDT_IMAGE_EOF
cnt=$((cnt+1))
done
cat << __CONF_HEADER_EOF
};
configurations {
default = "config@1";
__CONF_HEADER_EOF
cnt=1
for dtname in $*
do
if [ -f $BL32 ]; then
cat << __CONF_SECTION_EOF
config@$cnt {
description = "$(basename $dtname .dtb)";
firmware = "uboot@1";
loadables = "atf@1", "tee@1";
fdt = "fdt@$cnt";
};
__CONF_SECTION_EOF
else
cat << __CONF_SECTION1_EOF
config@$cnt {
description = "$(basename $dtname .dtb)";
firmware = "uboot@1";
loadables = "atf@1";
fdt = "fdt@$cnt";
};
__CONF_SECTION1_EOF
fi
cnt=$((cnt+1))
done
cat << __ITS_EOF
};
};
__ITS_EOF