QLogic HBAs+EMC AX100 SAN

[Scott Long]

Gary Palmer wrote:
> On Mon, Jan 07, 2008 at 03:23:35PM -0500, Lan Tran wrote:
>> Scott Long wrote:
>>> Lan Tran wrote:
>>>> I'd like to direct connect a FreeBSD-6.2 system to an EMC AX100 SAN 
>>>> using 2 QLogic 23xx series HBAs.  Here is the dmesg output:
>>>> isp0: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0xec00-0xecff mem 
>>>> 0xdfdff000-0xdfdfffff irq 39 at device 12.0 on pci2
>>>> isp0: [GIANT-LOCKED]
>>>> isp0: Polled Mailbox Command (0x2) Timeout
>>>> isp0: Polled Mailbox Command (0x8) Timeout
>>>> device_attach: isp0 attach returned 6
>>>>
>>>> isp1: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0xdc00-0xdcff mem 
>>>> 0xdfbff000-0xdfbfffff irq 37 at device 11.0 on pci3
>>>> isp1: [GIANT-LOCKED]
>>>> isp1: Polled Mailbox Command (0x2) Timeout
>>>> isp1: Polled Mailbox Command (0x8) Timeout
>>>> device_attach: isp1 attach returned 6
>>>>
>>>> During boot the system would hang after for awhile then continue.  I 
>>>> have created a LUN and assigned it to this system, but the OS does 
>>>> not see it.  What am I missing?  What commands should I try from the 
>>>> OS?  Does anyone have a similar setup working with the QLogic HBAs?  
>>>> AX100 used to be connected to RHEL but I want to use FreeBSD instead :).
>>>>
>>>> Lan
>>> Did you compile in or load the ispfw module?  Without it, FC 
>>> operations are severely limited.
>>>
>>> Scott
>> Thanks for a quick reply, Scott.
>>
>> I added ispfw_load="YES" to /boot/loader.conf and now system can boot up 
>> fast. 
>> # camcontrol devlist -v
>> scbus0 on isp0 bus 0:
>> <DGC RAID 5 0217>                  at scbus0 target 125 lun 0 (pass0,da0)
>> <  >                               at scbus0 target -1 lun -1 ()
>> scbus1 on isp1 bus 0:
>> <DGC RAID 5 0217>                  at scbus1 target 125 lun 0 (pass1,da1)
>> <  >                               at scbus1 target -1 lun -1 ()
>> scbus-1 on xpt0 bus 0:
>> <  >                               at scbus-1 target -1 lun -1 (xpt0)
>>
>> Next question is can I do multipath with ISP driver?   The EMC AX100 has 
>> two "processors" for redundancy. 
> 
> man geom_fox
> 

geom_fox doesn't provide the active-passive level of control that most 
people expect with FC, nor does it interoperate with other non-FreeBSD
systems.  So it is useful in some situations, but it's not exactly what
most people expect from traditional FC multipath.

Scott