problem with target mode

Technoservice technoservice at mail.lviv.ua
Fri Nov 7 05:46:47 PST 2003 

Hi,



I added CAMDEBUG family of options to my kernel.

Here is the /var/log/messages output:
...
Nov  7 11:38:04 tsproxy kernel: ahc0: <Adaptec 2940 Ultra SCSI adapter> port
0xe000-0xe0ff mem 0xdd001000-0xdd001fff irq 5 at device 19.0 on pci0
Nov  7 11:38:04 tsproxy kernel: aic7880: Ultra Wide Channel A, SCSI Id=5,
16/253 SCBs
...
Nov  7 11:39:08 tsproxy kernel: Configuring Target Mode
Nov  7 11:39:08 tsproxy kernel: (noperiph:ahc0:0:3:0): xpt_compile_path
Nov  7 11:39:08 tsproxy kernel: (noperiph:ahc0:0:3:0): Lun now enabled for
target mode
Nov  7 11:39:08 tsproxy kernel: (noperiph:ahc0:0:3:0): xpt_done
Nov  7 11:39:08 tsproxy kernel: (noperiph:ahc0:0:3:0): xpt_free_path
Nov  7 11:39:08 tsproxy kernel: (noperiph:ahc0:0:3:0): xpt_release_path
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): xpt_setup_ccb
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): xpt_action
Nov  7 11:39:08 tsproxy kernel: (xpt0:ahc0:0:3:0): debugging flags now 20
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): Sending inline ccb 0x4
(0xbfbff9e0)
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc1414a00
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): sendccb 0xc1414a00
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc1414a00
Nov  7 11:39:08 tsproxy kernel: cam_debug: targfreeccb descr 0xc09fa420 and
Nov  7 11:39:08 tsproxy kernel: cam_debug: freeing ccb 0xc1414a00

Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
|
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc1503100
| it repeat 32 times
Nov  7 11:39:08 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x804f000)          |
...
//I started program scsi_target

Nov  7 11:39:17 tsproxy kernel: ahc0: Someone reset channel A
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): targdone 0xc1504e00
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): targread
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): targread ccb 0xc1504e00
(0x8055f00)
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc1504e00
Nov  7 11:39:17 tsproxy kernel: cam_debug: targfreeccb descr 0xc127b960 and

Nov  7 11:39:17 tsproxy kernel: cam_debug: freeing ccb 0xc1504e00
|
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
|
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): Sending inline ccb 0x10
(0xbfbff810)                       |
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc1533200
|
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): Changing abort for
0x804f000 to 0xc1503100         | it repeat 32 times
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): sendccb 0xc1533200
|
Nov  7 11:39:17 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc1533200
|
Nov  7 11:39:19 tsproxy kernel: cam_debug: targfreeccb descr 0xc127b300 and
|
...
Nov  7 11:39:19 tsproxy kernel: cam_debug: freeing ccb 0xc13f7e00
|
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targread
|
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targread ccb 0xc1503100
(0x804f000)            |it repeat 32 times
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc1503100
|
Nov  7 11:39:19 tsproxy kernel: cam_debug: targfreeccb descr 0xc09fa440 and
|
...
Nov  7 11:39:19 tsproxy kernel: cam_debug: freeing ccb 0xc157e000
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc1504900
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x804ff00)
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targread
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targread ccb 0xc157de00
(0x8055000)             |
Nov  7 11:39:19 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc157de00
|it repeat 15 times
Nov  7 11:39:19 tsproxy kernel: cam_debug: targfreeccb descr 0xc127bb60 and
|
Nov  7 11:39:19 tsproxy kernel: cam_debug: freeing ccb 0xc157de00
|
...
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
|
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc157dc00
|it repeat 16 times
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x8055d00)                         |
...
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sending queued ccb 0x933
(0x8056200)
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targstart 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): sendccb 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sending queued ccb 0x933
(0x8056300)
...
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
|
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc1503000
|it repeat 11 times
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x804f800)                           |
...
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc157d000
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x8055e00)
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targdone 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targread
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targread ccb 0xc12b1800
(0x8056200)
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: cam_debug: targfreeccb descr 0xc127b860 and
Nov  7 11:39:20 tsproxy kernel: cam_debug: returning queued ccb 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): targstart 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): sendccb 0xc12b1800
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): getccb 0xc157d100
Nov  7 11:39:20 tsproxy kernel: (targ0:ahc0:0:3:0): Sent ATIO/INOT
(0x804f400)
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): targdone 0xc157d100
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): targread
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): targread ccb 0xc157d100
(0x804f400)
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): targreturnccb 0xc157d100
Nov  7 11:39:25 tsproxy kernel: cam_debug: targfreeccb descr 0xc09fa420 and
Nov  7 11:39:25 tsproxy kernel: cam_debug: freeing ccb 0xc157d100
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): write - uio_resid 4
Nov  7 11:39:25 tsproxy kernel: (targ0:ahc0:0:3:0): Sending queued ccb 0x933
(0x8056200)
Nov  7 11:40:55 tsproxy kernel: (targ0:ahc0:0:3:0): Target mode disabled
Nov  7 11:40:55 tsproxy kernel: Configuring Initiator Mode


Thanks,

Vladyka Igor.



----- Original Message -----
From: "Chuck Tuffli" <chuck_tuffli at agilent.com>
To: "Technoservice" <technoservice at mail.lviv.ua>
Cc: <freebsd-scsi at freebsd.org>
Sent: Thursday, November 06, 2003 5:51 PM
Subject: Re: problem with target mode


> Have you tried adding the CAMDEBUG family of options to your kernel?
> It's kind of a big hammer to use, but it would give you the visibility
> into what the CAM and XPT are/aren't doing.
>
> ---chuck
>
> On Thu, Nov 06, 2003 at 05:32:31AM -0500, Technoservice wrote:
> > Hi,
> >
> > I have two AHA-2940UW cards on two different machines respectively. I
> > named them TARGET_COMP and INITIATOR_COMP. They are connected by an
> > internal 50-pin SCSI cable. On TARGET_COMP machine is FreeBSD 5.1.
> >
> > When I triggered the target mode operation on the TARGET_COMP machine,
> > then is messages:
> >
> > "Configuring TARGET Mode
> >
> > (noperiph:ahc0:0:5:0): Lun now enable for TARGET_COMP mode"
> >
> > When I rescans the bus from the INITIATOR_COMP machine (when machine is
> > starting), it found nothing. On the one way, the INITIATOR_COMP did
> > select the target mode controller, but it got no response and returned
> > with time out message. On the other way, the TARGET_COMP controller
> > didn't capture any select request. On the other way, the INITIATOR_COMP
> > did select the TARGET_COMP mode controller, but it got no response and
> > returned message: "Improper termination or faulty cable detected. Please
> > rectify". In this time on TARGET_COMP machine is message: "Someone reset
> > channel A". This is not a cabling or termination problem. (I connected
> > HDD to both AHA-2940UW cards and it work properly.)
> >
> > Help me, please.
> >
> >
> >
> >  Thanks,
> >
> > Vladyka Igor
> >
> > _______________________________________________
> > freebsd-scsi at freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
> > To unsubscribe, send any mail to "freebsd-scsi-unsubscribe at freebsd.org"
>
> --
> Chuck Tuffli
> Agilent Technologies, Storage Area Networking

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