#!/bin/bash
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if [ -z "${ANDROID_HOST_OUT}" ]; then
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echo 'ANDROID_HOST_OUT not set. Please run lunch'
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exit 1
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fi
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# Global variables
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BASE_DT_NAME="apply_fragment-base"
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OVERLAY_DT_1="multiple_overlay_1"
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OVERLAY_DT_2="multiple_overlay_2"
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OVERLAY_DT_3="multiple_overlay_3"
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OVERLAY_DT_4="multiple_overlay_4"
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ANDROID_HOST_BIN_LOCATION=${ANDROID_HOST_OUT}/bin
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IN_DATA_DIR="testdata"
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tmpdir=$(mktemp -d)
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trap 'rm -rf ${tmpdir};' EXIT
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dtc -@ -qq -O dtb -o "${tmpdir}/${BASE_DT_NAME}.dtb" "${IN_DATA_DIR}/${BASE_DT_NAME}.dts"
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dtc -@ -qq -O dtb -o "${tmpdir}/${OVERLAY_DT_1}.dtb" "${IN_DATA_DIR}/${OVERLAY_DT_1}.dts"
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dtc -@ -qq -O dtb -o "${tmpdir}/${OVERLAY_DT_2}.dtb" "${IN_DATA_DIR}/${OVERLAY_DT_2}.dts"
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dtc -@ -qq -O dtb -o "${tmpdir}/${OVERLAY_DT_3}.dtb" "${IN_DATA_DIR}/${OVERLAY_DT_3}.dts"
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dtc -@ -qq -O dtb -o "${tmpdir}/${OVERLAY_DT_4}.dtb" "${IN_DATA_DIR}/${OVERLAY_DT_4}.dts"
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cd $tmpdir
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apply_bin_path="${ANDROID_HOST_BIN_LOCATION}/ufdt_apply_overlay"
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$apply_bin_path "${BASE_DT_NAME}.dtb" "${OVERLAY_DT_1}.dtb" final_dt.dtb > /dev/null
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$apply_bin_path final_dt.dtb "${OVERLAY_DT_2}.dtb" final_dt.dtb > /dev/null
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$apply_bin_path final_dt.dtb "${OVERLAY_DT_3}.dtb" final_dt.dtb > /dev/null
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#verify that the overlay was correctly applied
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verify_bin_path="${ANDROID_HOST_BIN_LOCATION}/ufdt_verify_overlay_host"
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overlay_sets=(
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"${OVERLAY_DT_1}.dtb ${OVERLAY_DT_2}.dtb ${OVERLAY_DT_3}.dtb"
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"${OVERLAY_DT_1}.dtb ${OVERLAY_DT_2}.dtb ${OVERLAY_DT_3}.dtb ${OVERLAY_DT_4}.dtb"
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"${OVERLAY_DT_2}.dtb ${OVERLAY_DT_3}.dtb ${OVERLAY_DT_1}.dtb"
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"${OVERLAY_DT_3}.dtb ${OVERLAY_DT_1}.dtb ${OVERLAY_DT_2}.dtb"
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"${OVERLAY_DT_1}.dtb ${OVERLAY_DT_3}.dtb ${OVERLAY_DT_2}.dtb"
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"${OVERLAY_DT_2}.dtb ${OVERLAY_DT_1}.dtb ${OVERLAY_DT_3}.dtb"
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"${OVERLAY_DT_3}.dtb ${OVERLAY_DT_2}.dtb ${OVERLAY_DT_1}.dtb"
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"${OVERLAY_DT_1}.dtb ${OVERLAY_DT_2}.dtb"
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"${OVERLAY_DT_1}.dtb ${OVERLAY_DT_3}.dtb"
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"${OVERLAY_DT_2}.dtb ${OVERLAY_DT_3}.dtb"
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"${OVERLAY_DT_3}.dtb ${OVERLAY_DT_1}.dtb"
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"${OVERLAY_DT_2}.dtb ${OVERLAY_DT_1}.dtb"
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"${OVERLAY_DT_1}.dtb"
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"${OVERLAY_DT_2}.dtb"
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"${OVERLAY_DT_3}.dtb"
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"${OVERLAY_DT_4}.dtb"
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""
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)
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expected_out=(0 1 1 1 1 1 1 1 1 0 1 1 1 1 0 1 1)
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for((i=0;i<${#overlay_sets[@]};i++))
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do
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$verify_bin_path final_dt.dtb ${overlay_sets[$i]} >& /dev/null
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result=$?
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if [[ "$result" -ne "${expected_out[$i]}" ]]
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then
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echo "Incorrect overlay application/verification for" ${overlay_sets[$i]}
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exit 1
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fi
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done
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echo "Overlays Verified Successfully"
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exit 0
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