Sorry I should not post this in English. But I dont have Chinese input method on my working desktop.
I'm new to his development board.
I followed some install guide
https://www.freescale.co
m/files/training_pdf/WBNR_LA13_IMX6QPR_PDF.pdf?lang_cd=en
to install ubuntu onto the board.
I download ubuntu image as oneiric.gz then I changed this to oneiric.tgz