From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Subject: Re: False advertising (was: C8000 cpu upgrade problem) Date: Sat, 23 Oct 2010 15:29:37 -0500 Message-ID: <1287865777.3003.31.camel@mulgrave.site> References: <1287853058.3003.18.camel@mulgrave.site> <20101023194212.GA23609@hiauly1.hia.nrc.ca> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Cc: Mikulas Patocka , Carlos O'Donell , linux-parisc@vger.kernel.org To: John David Anglin Return-path: In-Reply-To: <20101023194212.GA23609@hiauly1.hia.nrc.ca> List-ID: List-Id: linux-parisc.vger.kernel.org On Sat, 2010-10-23 at 15:42 -0400, John David Anglin wrote: > > But it seems that people on this list don't know about those HP locks too > > :-( > > Most don't have any affiliation with HP. I have been on this list a > long time, and don't believe this issue has been discussed before, > although the kernel maintainers may be aware of it. > > In general, this kind of hardware information is proprietory. The > PC architecture only opened up because of a lot of competition and > reverse engineering. Even there, you may need a NDA to access some > documentation. It costs $3000/year to access PCI-SIG documents, etc. > > James, what kind of firmware update is needed? I have no idea ... I'm only deducing this from what had to be done to ion to make it a 4-way. We had similar upgrades to some of the A180s as well. It is unusual for a workstation class system, but the "too many CPUs" message seems definitive. Perhaps the firmware is essentially the same as a server class and it's inheriting this behaviour. James