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path: root/defaultenv/bin/_update_help
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#!/bin/sh

echo "usage: $0 -t <kernel|rootfs> -d <nor|nand> [-m tftp|xmodem] [-f imagename] -c"
echo "update tools."
echo ""
echo "options"
echo " -c     to check the crc32 for the image and flashed one"
echo ""
echo "default mode is tftp"
echo "type update -t kernel -d <nor|nand> [-m tftp|xmodem] [-f imagename] to update kernel into flash"
echo "type update -t rootfs -d <nor|nand> [-m tftp|xmodem] [-f imagename] to update rootfs into flash"