ahci hangs on Supermicro MicroCloud second channel

[Dmitry Morozovsky]

On Mon, 19 Mar 2012, Steven Hartland wrote:

> > > Not sure its been released yet but we where running a pre-release BIOS
> > > which
> > > added the ability to disabled C1E, which caused us CPU performance issue
> > > in
> > > are particular environment.
> > 
> > This sounds interesting.  Could you please share some links?  Our MicroCloud
> > blades have BIOS 1.0a, which is the latest mentioned at SuperMicro site.
> 
> Its 1.0b, I'm sure if you ask Supermicro for it they will provide otherwise
> I'll fire it to you on private email.

Quick update:

I have received 1.0b from Mar 19, flashed it, but nothing changes regarding 
disk subsystem; moreover, now kernel is constantly whining about acpi_tz0.

Will investigate further.


-- 
Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
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