Dear Che-liang Chiou, In message <canjuy2kuhg+4kueeupj0pbefkjdhajjnt_8-vulxyuxh9oc...@mail.gmail.com> you wrote: > > >> + ub_display_clear(); > > > > What happens here if no display is available? > > It is equivalent to a no-op. Or do you think we should print a warning > message if no display is available?
Please either add an if() and don;t run the function at all, or add a comment that explains that this callis harmless if no display is present. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de "He was so narrow minded he could see through a keyhole with both eyes ..." _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot