Re: [Xen-devel] LSI fusion (MPT) failed

[CheongMeng <ngcheongmeng@xxxxxxxxxxxxxx>]

Hi, 

the driver can be enable in a normal linux kernel by setting 
CONFIG_FUSION=y which will enable LSI Logic Fusion(TM) Message Passing 
Technology (MPT) device support. The driver name shall be mptbase. 

Below are a snapshot from dmesg:

Fusion MPT base driver 2.05.05+
Copyright (c) 1999-2002 LSI Logic Corporation
mptbase: Initiating ioc0 bringup
ioc0: 53C1030: Capabilities={Initiator}
mptbase: 1 MPT adapter found, 1 installed.
Fusion MPT SCSI Host driver 2.05.05+
scsi0 : ioc0: LSI53C1030, FwRev=01000e00h, Ports=1, MaxQ=222, IRQ=22
blk: queue f7b9cc18, I/O limit 4294967295Mb (mask 0xffffffffffffffff)
  Vendor: LSILOGIC  Model: 1030 IM           Rev: 1000
  Type:   Direct-Access                      ANSI SCSI revision: 02
blk: queue f7b9ca18, I/O limit 4294967295Mb (mask 0xffffffffffffffff)
  Vendor: IBM       Model: 25P3495a S320  1  Rev: 1
  Type:   Processor                          ANSI SCSI revision: 02
blk: queue f7b2ba18, I/O limit 4294967295Mb (mask 0xffffffffffffffff)
mptscsih: ioc0: scsi0: Id=0 Lun=0: Queue depth=7
mptscsih: ioc0: scsi0: Id=8 Lun=0: Queue depth=1
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
SCSI device sda: 71096320 512-byte hdwr sectors (36401 MB)
Partition check:
 sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 sda8 >


On Tue, 21 Oct 2003, Ian Pratt wrote:

> Date: Tue, 21 Oct 2003 01:51:05 +0100
> From: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>
> To: ngcheongmeng@xxxxxxxxxxxxxx
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxxxx, Ian.Pratt@xxxxxxxxxxxx
> Subject: Re: [Xen-devel] LSI fusion (MPT) failed 
> 
> > 
> > I am trying to test Xen virtual server on a machine that is using LSI 
> > fusion (MPT) scsi driver. Seem like the MPT driver was not included in Xen, 
> > as it failed to locate the scsi disk. Can someone enlighten me no how to 
> > enable MPT support for Xen? 
> 
> I'm afraid we haven't come across this card before. What's the
> Linux driver called?  We can take a look and see how hard a port
> would be. In general, porting SCSI drivers is harder than
> network drivers as they're more likely to have threads or use
> wait queues etc (Xen is entirely event driven, so these are
> incompatible and have to be transformed).
> 
> Ian
> 

-- 
Cheers,
CM.




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