I found the problem. The CONFIG_CMDLINE was overwritten. Right now, it is working.
Thanks for all the help, Mike On 1/9/08, Haiying Wang <[EMAIL PROTECTED]> wrote: > On Wed, 2008-01-09 at 00:06 -0500, mike zheng wrote: > > Hi All, > > > > I have one mpc8568 board using UART1 as the serial port. The OS is > > Linux Kernel2.4. If I use the polling mode driver of > > gen550_progress(), it works fine. However the printk() does not work > > after the console_init(). Anyone know what shall I change in the > > kernel to use UART1 as serial console? I assume the default is UART0, > > but I don't know where the value is set. I changed the CONFIG_CMDLINE > > to ttyS1, it does NOT work. > > Make sure you've configured PC0/1/2/3 for UART1 SOUT/RTS/CTS/SIN in > u-boot. > > Haiying > > _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev