[Skiboot] [PATCH] lpc: Clear sync no-response field prior to device probe
stewart at linux.ibm.com
Fri Oct 26 10:10:00 AEDT 2018
Andrew Jeffery <andrew at aj.id.au> writes:
> Artem Senichev reported his P8 platform was failing to boot from
> a43e9a66aae9 ("astbmc: Fail SFC init if SIO is unavailable") with the
> following error:
> [ 110.097168975,3] PLAT: Failed to open PNOR flash controller
> I reproduced this behaviour on a Palmetto; we need to ensure the state
> of the no-response error bit is clear before proceding with the presence
> The fix appears to resolve the failure to open the PNOR flash controller
> on Palmetto and doesn't change the expected behaviour on Witherspoon.
>  https://github.com/open-power/skiboot/issues/197
> Signed-off-by: Andrew Jeffery <andrew at aj.id.au>
> hw/lpc.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
Thanks, and thanks to Artem and Joel for testing (and apologies for
breaking P8 things in the first place, I really need a regular OpenBMC
based P8 machine for testing).
Merged to master as of 7194e92cc700bfcc6f12f5fc12da06ef936bd2b8
OPAL Architect, IBM.
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