2023-02-28 18:19:17 +00:00
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#!/bin/sh
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if [ -z "$1" ]; then
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echo "Usage: $0 KEY"
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exit 1
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fi
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2023-09-27 15:41:09 +00:00
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TOOLS_DIR=$(dirname $0)
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2023-02-28 18:19:17 +00:00
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TEMP_X509=$(mktemp XXXXXXXX.temp)
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REVISION=${2:-0}
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SHA_VAL=$(openssl dgst -sha512 -hex tispl.bin | sed -e "s/^.*= //g")
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BIN_SIZE=$(stat -c %s tispl.bin)
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cat <<EOF >$TEMP_X509
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[ req ]
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distinguished_name = req_distinguished_name
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x509_extensions = v3_ca
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prompt = no
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dirstring_type = nobmp
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[ req_distinguished_name ]
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CN = IOT2050 Firmware Signature
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[ v3_ca ]
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basicConstraints = CA:true
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1.3.6.1.4.1.294.1.3 = ASN1:SEQUENCE:swrv
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1.3.6.1.4.1.294.1.34 = ASN1:SEQUENCE:sysfw_image_integrity
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[ swrv ]
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swrv = INTEGER:$REVISION
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[ sysfw_image_integrity ]
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shaType = OID:2.16.840.1.101.3.4.2.3
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shaValue = FORMAT:HEX,OCT:$SHA_VAL
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imageSize = INTEGER:$BIN_SIZE
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EOF
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CERT_X509=$(mktemp XXXXXXXX.crt)
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openssl req -new -x509 -key $1 -nodes -outform DER -out $CERT_X509 -config $TEMP_X509 -sha512
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cat $CERT_X509 tispl.bin > tispl.bin_signed
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2023-09-27 15:41:09 +00:00
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$TOOLS_DIR/binman/binman replace -i flash-pg1.bin -f tispl.bin_signed fit@180000
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$TOOLS_DIR/binman/binman replace -i flash-pg2.bin -f tispl.bin_signed fit@180000
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2023-02-28 18:19:17 +00:00
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rm $TEMP_X509 $CERT_X509
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2023-09-27 15:41:09 +00:00
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$TOOLS_DIR/binman/binman sign -i flash-pg1.bin -k $1 -a sha256,rsa4096 fit@380000
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$TOOLS_DIR/binman/binman sign -i flash-pg2.bin -k $1 -a sha256,rsa4096 fit@380000
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