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- #!/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 $5}' >&2
- done
- cat << __HEADER_EOF
- /dts-v1/;
- / {
- description = "Configuration to load ATF before U-Boot";
- images {
- uboot@1 {
- description = "U-Boot (64-bit)";
- os = "u-boot";
- data = /incbin/("$BL33");
- type = "standalone";
- arch = "arm64";
- compression = "none";
- load = <$BL33_LOAD_ADDR>;
- };
- __HEADER_EOF
- 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=$((cnt+1))
- done
- cat << __HEADER_EOF
- atf@1 {
- description = "ARM Trusted Firmware";
- os = "arm-trusted-firmware";
- data = /incbin/("$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
- 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
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