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brcm47xx: image: share function checking TRX in provided firmware
This will allow us to calculate crc32 in a shared code. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 45202
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@ -77,6 +77,20 @@ brcm47xx_identify() {
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echo "unknown"
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echo "unknown"
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}
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}
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# $(1): image that should contain trx
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# $(2): trx offset in image
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platform_check_image_trx() {
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local magic=$(get_magic_long_at "$1" $2)
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[ "$magic" != "48445230" ] && {
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return 1
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}
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# TODO: Check crc32
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return 0
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}
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platform_check_image() {
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platform_check_image() {
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[ "$#" -gt 1 ] && return 1
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[ "$#" -gt 1 ] && return 1
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@ -97,11 +111,10 @@ platform_check_image() {
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error=1
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error=1
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}
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}
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magic=$(get_magic_long_at "$1" "$header_len")
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if ! platform_check_image_trx "$1" "$header_len"; then
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[ "$magic" != "48445230" ] && {
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echo "No valid TRX firmware in the CHK image"
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echo "No valid TRX firmware in the CHK image"
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error=1
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error=1
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}
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fi
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;;
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;;
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"cybertan")
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"cybertan")
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local pattern=$(dd if="$1" bs=1 count=4 2>/dev/null | hexdump -v -e '1/1 "%c"')
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local pattern=$(dd if="$1" bs=1 count=4 2>/dev/null | hexdump -v -e '1/1 "%c"')
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@ -113,11 +126,10 @@ platform_check_image() {
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error=1
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error=1
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}
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}
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magic=$(get_magic_long_at "$1" 32)
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if ! platform_check_image_trx "$1" 32; then
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[ "$magic" != "48445230" ] && {
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echo "No valid TRX firmware in the CyberTAN image"
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echo "No valid TRX firmware in the CyberTAN image"
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error=1
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error=1
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}
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fi
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;;
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;;
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"trx")
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"trx")
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;;
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;;
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