2010/1/21 SHAN Gavin <gavin.s...@alcatel-lucent.com> > > > Hi, > > I `m working on a freescale-MPC8379eRDB like board.And I want to trun off > kernel message during bootup. > > I tried to modify "console = XXX" argument in uboot but it did not > work(It > works on ARM). Kernel always print: > > "console [udbg0] enabled" or "console handover: boot [*udbg0*] -> real > [ttyS1]" > > Does anybody know how can I turn off this udbg0? > > You may check arch/powerpc/kernel/udbg.c and disable registering the early > debug console driver. Then you can not see the output before the message > line like "-> real [ttyS1]" > > Good luck, > Gavin > > I assigned 1 to "static int early_console_initialized". The driver did not register early debug console. It`s worked.
Thank you! Regards jing wenlin
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