[Skiboot] [PATCH 3/5] ipmi: Implement Read Event and SEL parsing

[Stewart Smith]

Joel Stanley <joel at jms.id.au> writes:
> The read event mechanism is used when the BMC has an asynchronous message
> for the host. It sets a flag that we read with Get Message Flags, and then
> we read the message using Read Event. This event message contains a SEL
> message. There are two OEM SEL messages we expect from the AMI BMC:
>
>  - graceful power operations. This is when the BMC wants the host to
>    power down or reboot.
>
>  - PNOR Locking. When the BMC wants to access the PNOR, it requests
>    that the host not touch it.
>

My concern is that here we start to leak some OEM/AMI specific IPMI
things into "standard" IPMI code parts rather than tucked somewhere safe
for AMI specific things.