Mark H Weaver <[email protected]> skribis: > [email protected] (Ludovic Courtès) writes: > >> Sree Harsha Totakura <[email protected]> skribis: >> >>> On 06/25/2014 09:26 PM, Ludovic Courtès wrote: >>>> 1. Serial console is unavailable when booting. I thought that’d be >>>> addressed by explicitly setting CONFIG_SERIAL_8250=y etc. (see >>>> below for the list), but that’s not enough. What am I missing? >>> >>> My kernel config has the following for serial console: >>> CONFIG_SERIAL_NONSTANDARD=y >>> CONFIG_SERIAL_8250=y >>> CONFIG_SERIAL_8250_PNP=y >>> CONFIG_SERIAL_8250_CONSOLE=y >>> CONFIG_SERIAL_8250_DMA=y >>> CONFIG_SERIAL_8250_PCI=y >>> CONFIG_SERIAL_8250_EXTENDED=y >>> CONFIG_SERIAL_8250_MANY_PORTS=y >>> CONFIG_SERIAL_8250_SHARE_IRQ=y >>> CONFIG_SERIAL_8250_RSA=y >>> CONFIG_SERIAL_CORE=y >>> CONFIG_SERIAL_CORE_CONSOLE=y >> >> The one I built has all these as well. :-/ > > I think you need to pass something like "console=ttyS0" as a kernel > command line option.
Yes, of course. :-) When I wrote serial console is unavailable, I meant it’s unavailable when I pass ‘console=ttyS0’. Ludo’.
