[Skiboot] [PATCH] capi: Add a comment for the Transport Control Register
stewart at linux.ibm.com
Wed May 23 15:33:32 AEST 2018
Christophe Lombard <clombard at linux.vnet.ibm.com> writes:
> The transport control register needs to be loaded in two steps: Once
> the register values have been set, we have to write bit 63 to a '1',
> which loads the register values into the ci store buffer logic.
> Bit 63 always reads back as a zero but to load the ci store buffer
> values in capp the transition of 0 to 1 of bit 63 must be seen.
> A new comment is added in the code to avoid confusion and to precise
> the feature of this register.
> Signed-off-by: Christophe Lombard <clombard at linux.vnet.ibm.com>
> hw/phb4.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
Cheers, merged to master as of 1e5668520cfb584890b92c70e9fcfc791c986e61
OPAL Architect, IBM.
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