Re: svn commit: r188743 - head/sys/dev/aac

2009/2/20 Ed Maste <emaste_at_freebsd.org>:
>> Author: emaste
>> Date: Wed Feb 18 01:36:20 2009
>> New Revision: 188743
>> URL: http://svn.freebsd.org/changeset/base/188743
>>
>> Log:
>>   Use outbound message register 0 instead of mailbox 7 in
>>   aac_{rx,rkt}_get_fwstatus, as done in Adaptec's vendor driver as well as
>>   the Linux drivers.
>>
>>   Submitted by:   jkim, from Adaptec's driver
>
> This change to the aac(4) driver comes from Adaptec's vendor driver,
> but it might break older controllers (Dell PERC 3, Adaptec 2200, etc.)
> and/or controllers running with older firmware.
>

Hi.

Can you describe a little more what is the purpose of this change?

-- 
wbr,
pluknet