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[1] 1 screen for android/ubuntu/linux.
[2] 2 screen for android.
....
4.4 The Default Boot System Settings
The exact operation as follows, enter uboot menu, then:
0: Enter the parameter Settings menu
4: Enter the operated Settings menu
X: It is set according to the actual system needed, 0 indicates the default boot mode is ubuntu; 1 indicates the
default boot mode is android; 2 indicates the default boot mode is using the tftp and nfs to boot android;
S: Save the setting for the future boot.
System will use the default mode here next time when booting.
#####
Boot for E9 Main Menu
[1]boot from emmc
[2]boot from sdcard
[3]boot from tftp
[5]download from sdcard
[0]setting boot args
[q]exit to command mode
Enter your selection: 0
##### param setting #####
[1]setting nfs args
[2]setting tftp args
[3]setting display args
[4]setting default boot
[s]save setting
[q]quit
Enter your selection: 4
##### param setting #####
[1]ubuntu used emmc
[2]android used emmc
[3]linux used emmc
[4]android used tftp & nfs
[s]save setting
[q]quit
Enter your selection: 1
##### param setting #####
[1]ubuntu used emmc
[2]android used emmc
[3]android used tftp & nfs
[s]save setting
parameters, please choose "save settings"
[q]quit
Enter your selection: s
Saving Environment to MMC...
Writing to MMC(3)... done
Waveshare Electronics
TEL: +86-755-83040832
FAX: 86-755-83042572
#####
// Enter uboot launch parameters Settings menu
// Set the default boot mode
// Set booting the Android from EMMC by default
// Set booting the Ubuntu from EMMC by default
// Set booting the Linux from EMMC by default
//Set booting the Android from TFTP and NFS by default
//The parameters are not saved by default, these users who want to save the
Web: http://www.wvshare.com/
E-mail: sales@wvshare.com
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