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    SubjectRe: [2.6.25.1] qla2xxx can't see more than 4 drives
    On Tue, 6 May 2008, Andrew Vasquez wrote:
    > On Tue, 06 May 2008, Gerhard Mack wrote:
    >
    > > On Tue, 6 May 2008, Andrew Vasquez wrote:
    > > > Could you load the driver with the ql2xextended_error_logging module
    > > > parameter set to 1 and send the resultant driver logs? Also, it would
    > > > could you also send the output of the following after the driver is
    > > > loaded:
    > > >
    > > > $ cat /sys/class/fc_host/host<host_no>
    > > > $ cat /sys/class/scsi_host/host<host_no>/*
    > > > $ cat /sys/class/fc_remote_ports/*
    > > >
    > > > where host_no corresponds to the SCSI host-number assigned to the HBA.
    > > >
    > > Of course..
    > >
    > > QLogic Fibre Channel HBA Driver
    > > qla2xxx 0000:02:0a.0: Found an ISP2312, irq 24, iobase 0xf88cc000
    > > qla2xxx 0000:02:0a.0: Configuring PCI space...
    > > qla2xxx 0000:02:0a.0: Configure NVRAM parameters...
    > > qla2xxx 0000:02:0a.0: Verifying loaded RISC code...
    > > scsi(4): **** Load RISC code ****
    > ...
    > > cat /sys/class/fc_host/host4/* :
    > > 0x200000e08b127d20
    > > 0
    > > 0x200000e08b127d20
    > > 0
    > > 0x000001
    > > 0x210000e08b127d20
    > > Online
    > > LPort (private loop)
    >
    > Hmm, qla2xxx has a 'split' port-discovery model based on topology.
    > Switched fabric (P2P) discovery and logins are managed by the driver.
    > FC_AL topology discovery and logins are managed by firmware. The
    > driver (qla2xxx) simply asks the firmware for a list of recognized
    > ports, as you've noted the driver (and indirectly, firmware), only
    > recognized 4 ports during LIPA/LIHA/LISA address negotiation:
    >
    > > cat /sys/class/fc_remote_ports/rport-4\:0-0/* :
    > > 0x2200000c507ce546
    > ...
    > > cat /sys/class/fc_remote_ports/rport-4\:0-1/*
    > > 0x22000004cf69c688
    > ...
    > > cat /sys/class/fc_remote_ports/rport-4\:0-2/* | log
    > > 0x2200000c507ce809
    > ...
    > > cat /sys/class/fc_remote_ports/rport-4\:0-3/* :
    > > 0x22000004cf69b98f
    > ...
    >
    >
    > You mentioned that the 'BIOS' configuration program recognizes 6
    > devices, have there been any changes made via the BIOS utility to
    >
    > * assign a hard-loop id?
    > * acquire a loop-id during LIPA?
    >
    > or any changes above and beyond 'default' settings? If so, could you
    > 'retrore' default settings within BIOS utility?

    Hmm your right.. it's only showing 4 drives in the BIOS utility. Don't
    know why I recall seeing more ealier.

    It's back to default and only showing 4 drives.

    Gerhard



    --
    Gerhard Mack

    gmack@innerfire.net

    <>< As a computer I find your faith in technology amusing.


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