Re: HEADS UP: Raspberry PI kernel in armv7 now built from GENERIC

[Rin Okuyama <rokuyama.rk%gmail.com@localhost>]

Thank you for quick fix!

The system does no longer hang during boot. However, input from
serial console does not work with console=fb (output works
normally). When console=fb is not specified, input from serial
console works fine.

Thanks,
rin

On 2019/07/23 21:15, Nick Hudson wrote:
> On 21/07/2019 16:23, Rin Okuyama wrote:
> > Hi,
> >
> > I examined this problem of GENERIC kernel on my RPI2B-1.2 a little
> > bit further.
> >
> > It seems that WSDISPLAY_MULTICONS (enabled in GENERIC, disabled in
> > RPI*) does not work on machines that use plcom0 as console.
> >
> > GENERIC kernel works on RPI2B-1.2 if 'console=fb' is not specified
> > in cmdline.txt, or 'console=fb' is specified but WSDISPLAY_MULTICONS
> > is disabled. RPI2 kernel also hangs if 'console=fb' is specified and
> > WSDISPLAY_MULTICONS is enabled.
> >
> > Also for RPI0W, RPI kernel hangs if 'console=fb' is specified and
> > WSDISPLAY_MULTICONS is enabled.
>
> Thanks for the analysis.
>
> Hopefully this is now fixed with sys/arch/evbarm/dev/plcom.c:1.58
>
> Nick