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    # ϵu-bootserveriptftpipipaddripethaddrMACַ
    setenv serverip  192.168.1.50
    setenv ipaddr    192.168.1.100
    setenv ethaddr   00:10:85:18:40:91
    setenv netmask   255.255.255.0
    setenv gatewayip 192.168.1.1
    ping serveripȷ糩ͨ
setenv serverip 172.18.6.70;setenv ipaddr 172.18.12.111;setenv netmask 255.255.0.0;setenv gatewayip 172.18.0.1
2дӳļSPI Flash
    32M SPI FlashΪ
    1ַռ˵
        |  320K |  64K |     64K     |      64K     |    3008K     |     11136K    |    12M      |  5376K   |   384K   |  64K   |
        |-------|------|-------------|--------------|--------------|---------------|-------------|----------|----------|--------|
        |  boot | para |  start_logo | upgrade_logo |    kernel    |     rootfs    |    app      |   www    |   para   |   P2P  |

        µĲͼʾĵַռ䣬ҲԸʵе
   2дu-bootͿlogologo
	 2-1)¼u-boot UB_BOOT_BIT
        sf probe 0; mw.b 0x42000000 ff 50000;tftp 0x42000000 u-boot-hi3531a.bin;sf probe 0; sf erase 0 50000;sf write 0x42000000 0 50000
       (/ͼƬȫΪ0xff,ubootͼƬǷ)
        mw.b 0x42000000 ff 10000;sf probe 0;sf erase 60000 10000;sf write 0x42000000 60000 10000 
        mw.b 0x42000000 ff 10000;sf probe 0;sf erase 70000 10000;sf write 0x42000000 70000 10000 
			 
	  2-2)¼logo UB_LOGO_BIT
		mw.b 0x42000000 ff 10000;tftp 0x42000000 720P.jpg;sf probe 0;sf erase 60000 10000;sf write 0x42000000 60000 10000
	  2-3)¼logo
		mw.b 0x42000000 ff 10000;tftp 0x42000000 upgrade_logo.jpg;sf probe 0;sf erase 70000 10000;sf write 0x42000000 70000 10000
    3дں UB_KERNEL_BIT
        mw.b 0x42000000 ff 2f0000;tftp 0x42000000 uImage_hi3531d;sf probe 0;sf erase 80000 2f0000;sf write 0x42000000 80000 2f0000
    4)дļϵͳ UB_ROOTFS_BIT
        mw.b 0x42000000 ff ae0000;tftp 0x42000000 rootfs.squashfs;sf probe 0;sf erase 370000 ae0000;sf write 0x42000000 370000 ae0000
	5)дapp UB_APP_BIT
		mw.b 0x42000000 ff c00000;tftp 0x42000000 mkpack-d2132.bin;sf probe 0;sf erase e50000 c00000;sf write 0x42000000 e50000 c00000
	6)дWWW UB_WWW_BIT
		mw.b 0x42000000 ff 540000;tftp 0x42000000 www_V131106;sf probe 0;sf erase 1a50000 540000;sf write 0x42000000 1a50000 540000	
    7 UB_ENVAR_BIT
        setenv bootargs 'mem=393M vmalloc=700M console=ttyAMA0,115200 root=/dev/mtdblock2 rootfstype=squashfs mtdparts=hi_sfc:512K(boot),3008K(kernel),11136K(rootfs),12M(app),5376K(www),384K(para),64K(p2p)';
        setenv bootcmd 'sf probe 0;sf read 0x42000000 0x80000 0x2f0000;bootm 0x42000000';sa;
    8) UB_PARACLR_BIT
    	sf probe 0;sf erase 1f90000 60000
    9)ݲ
    	sf probe 0;sf erase 1ff0000 10000(ע˱ݲҪkeyidboardid)	