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#!/bin/bash
#
# Copyright (c) 2020-2022, Arm Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Generate a JSON file which will be fed to TF-A as SPM_LAYOUT_FILE to package
# Secure Partitions as part of FIP.
# Note the script will append the partition to the existing layout file.
# If you wish to only generate a layout file with this partition first run
# "make realclean" to remove the existing file.
# $1 = Platform built path
# $2.. = List of Secure Partitions
# Output = $1/sp_layout.json
GENERATED_JSON=$1/sp_layout.json
shift # Shift arguments 1
PARTITION_ALREADY_PRESENT=false
CACTUS_PRESENT=false
IVY_PRESENT=false
IVY_SHIM_PRESENT=false
for target in "$@"; do
case $target in
cactus) CACTUS_PRESENT=true ;;
ivy) IVY_PRESENT=true ;;
ivy_shim) IVY_SHIM_PRESENT=true ;;
*) echo "Invalid target $target"; exit 1 ;;
esac
done
echo -e "{" > "$GENERATED_JSON"
# To demonstrate communication between SP's, two cactus S-EL1 instances used.
# To also test mapping of the RXTX region a third cactus S-EL1 instance is used.
# cactus-primary, cactus-secondary and cactus-tertiary have same binary but
# different partition manifests.
if [ $CACTUS_PRESENT == "true" ]; then
cat >> "$GENERATED_JSON" << EOF
"cactus-primary" : {
"image": {
"file": "cactus.bin",
"offset":"0x2000"
},
"pm": {
"file": "cactus.dts",
"offset": "0x1000"
},
"physical-load-address": "0x7000000",
"owner": "SiP"
},
"cactus-secondary" : {
"image": "cactus.bin",
"pm": "cactus-secondary.dts",
"physical-load-address": "0x7100000",
"owner": "Plat"
},
"cactus-tertiary" : {
"image": "cactus.bin",
"pm": "cactus-tertiary.dts",
"physical-load-address": "0x7200000",
"owner": "Plat"
EOF
PARTITION_ALREADY_PRESENT=true
fi
if [ $IVY_PRESENT == "true" ]; then
if [ $PARTITION_ALREADY_PRESENT == "true" ]; then
echo -ne "\t},\n\n" >> "$GENERATED_JSON"
fi
cat >> "$GENERATED_JSON" << EOF
"ivy" : {
"image": "ivy.bin",
"pm": "ivy-sel0.dts",
"physical-load-address": "0x7600000",
"owner": "Plat"
}
EOF
PARTITION_ALREADY_PRESENT=true
elif [ $IVY_SHIM_PRESENT == "true" ]; then
if [ $PARTITION_ALREADY_PRESENT == "true" ]; then
echo -ne "\t},\n\n" >> "$GENERATED_JSON"
fi
cat >> "$GENERATED_JSON" << EOF
"ivy" : {
"image": "ivy.bin",
"pm": "ivy-sel1.dts",
"physical-load-address": "0x7600000",
"owner": "Plat"
}
EOF
PARTITION_ALREADY_PRESENT=true
else
echo -ne "\t},\n" >> "$GENERATED_JSON"
fi
echo -e "\n}" >> "$GENERATED_JSON"
|
