VIA Technologies VAB-800, User Manual

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VAB
VAB VAB
VAB----800 Android BSP 1.
800 Android BSP 1. 800 Android BSP 1.
800 Android BSP 1.3
3 3
3 User Manual
User Manual User Manual
User Manual
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2.3. Setting u-boot Parameter for eMMC
Connect the VAB-800 and host PC through J14 (COM 2) of VAB-800. Run
“putty” on host PC to receive the booting message. Power on the VAB-800
and press any key to stop the booting process as shown in Figure 4.
Figure Figure Figure Figure 4 4 4 4. . . . u u u u----boot parameter boot parameter boot parameter boot parameter
Make sure the parameters are correct in u-boot.
VAB-800 U-Boot > pri
bootcmd=run bootcmd_SD
bootcmd_SD=run bootcmd_SD1 bootcmd_SD2
bootcmd_SD1=run bootargs_base set_display bootargs_android
bootcmd_SD2=mmc read 1 ${loadaddr} 0x800 0x2000;mmc read 1
${rd_loadaddr} 0x3000 0x300;bootm ${loadaddr} ${rd_loadaddr}
User can refer to below setting for more evaluation.