kern/146287: [ciss] ciss(4) cannot see more than one SmartArray controller

Scott Long scottl at samsco.org
Fri May 7 03:41:38 UTC 2010


On May 6, 2010, at 3:33 PM, Ulf Zimmermann wrote:
> On Thu, May 06, 2010 at 02:17:13PM -0700, Ulf Zimmermann wrote:
>> On Thu, May 06, 2010 at 11:54:13AM -0700, Sean Bruno wrote:
>>> 
>>>>> 
>>>> 
>>>> Not sure if this helps or not, but we've got about 20 of these machines, 
>>>> as well as the DL580 version in production. I've seen this very same 
>>>> issue on the ML series machines also. If I remember correctly, there 
>>>> were two different PCI bridges used in the same production models, one 
>>>> was from IBM and the other was a ServerWorks (Broadcom) chipset. One 
>>>> didn't show up at all (not even when probed) and the other one was 
>>>> displayed. Can't remember which was which, but I know it had to do with 
>>>> hot-swap PCI subsystem, and I suspect this is what you're experiencing. 
>>>> We had a similar experience with MyriCom 10GE cards in an ML570 with a 
>>>> hot-swap PCI option. The card wouldn't show up in slot closest to the 
>>>> Mem card (can't remember if the DL380's have a riser card for ram or if 
>>>> this is onboard), but it worked in the next slot over.
>>>> 
>>>> 
>>>> Erich M. Jenkins
>>>> Fuujin Group Limited
>>>> 
>>>> 
>>>> "You should never, never doubt what no one is sure about."
>>>> -- Gene Wilder
>>>> 
>>> 
>>> It does help a bit.
>>> 
>>> Basically, we need an AML dump of the ACPI information from one of the
>>> machines that has an IBM based bridge chip.
>>> 
>>> acpidump -dt
>>> 
>>> sean
>>> 
>>> 
>> 
>> I wonder what bridge chip is used in the DL380 g3, as far I know the ones
>> we have should be hotswap PCI-X. On the DL380 g4 the standard cage was not
>> hotswap and I think we don't have any of those.
>> 
>> Looking at the product specs of a DL380 g3, it shows different
>> bus for slot 1 (bottom at 64-bit/133Mhz PCI-X) against slot 2+3 (middle
>> and top slot at 64-bit/100Mhz PCI-X).
>> 
>> I got one DL380 g3 myself, which isn't running much right now, so I will
>> check out what PCI devices I can see.
>> 
> 
> 03:01.0 PCI bridge: IBM PCI-X to PCI-X Bridge (rev 02) (prog-if 00 [Normal decode])
>        Flags: bus master, 66Mhz, medium devsel, latency 64
>        Bus: primary=03, secondary=04, subordinate=04, sec-latency=64
>        I/O behind bridge: 00003000-00003fff
>        Memory behind bridge: f7e00000-f7efffff
>        Prefetchable memory behind bridge: 00000000f1100000-00000000f11fffff
>        Capabilities: [80] PCI-X bridge device
>        Capabilities: [90] Power Management version 2
> 
> Is that the same bridge chip? This comes from a DL380 g3 with hot-swap cage.
> 
> 

Yup, that's the bridge chip that we suspected from the original poster.

Scott



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