https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=212914
--- Comment #3 from Kashyap <kashyap.de...@broadcom.com> ---
Here is CAMDEBUG enabled logs for SAS Drives. This is a working case -
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug:
xpt_run_allocq(0xfffff80060a62e00)
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): Probe
PROBE_EXTENDED_INQUIRY to PROBE_SERIAL_NUM
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): xpt_schedule
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug:
xpt_run_allocq(0xfffff80060a62e00)
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): xpt_setup_ccb
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: calling periph_start()
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): probestart
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
Oct 14 18:56:06 freeBSD11_RC1 kernel: xpt_action: func 0x901 XPT_SCSI_IO
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
xpt_action_default: func 0x901 XPT_SCSI_IO
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:
Oct 14 18:56:06 freeBSD11_RC1 kernel: 73:0): xpt_action_default: func= 0x901
XPT_SCSI_IO status 0
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_release_devq(0, 0, 0, 0)
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): xpt_setup_ccb
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0): xpt_action: func
0x5 XPT_REL_SIMQ
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
Oct 14 18:56:06 freeBSD11_RC1 kernel: xpt_action_default: func 0x5 XPT_REL_SIMQ
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
xpt_release_devq(1, 1)
Oct 14 18:56:06 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:73:0):
Oct 14 18:56:06 freeBSD11_RC1 kernel: xpt_release_devq_device(1, 1) 1->0
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: xpt_schedule_dev
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: Inserting onto queue
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: xpt_run_devq
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: running device
0xfffff8000f04d000
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
xpt_freeze_devq(1)
Oct 14 18:56:06 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:73:0):
xpt_freeze_devq_device(1) 0->1
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
Oct 14 18:56:06 freeBSD11_RC1 kernel: . CDB: 12 01 80 00 ff 00
Oct 14 18:56:06 freeBSD11_RC1 kernel: (probe0:mrsas0:1:73:0):
xpt_action_default: func= 0x5 XPT_REL_SIMQ status 0x1
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug:
xpt_run_allocq(0xfffff8000f000900)
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: calling periph_start()
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: xpt_schedule_dev
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: Inserting onto queue
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: xpt_run_devq
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: running device
0xfffff8000f165800
Oct 14 18:56:06 freeBSD11_RC1 kernel: cam_debug: xpt_run_devq
See below similar logs from SATA Drives. - This is non working case -
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): Probe
PROBE_EXTENDED_INQUIRY to PROBE_SERIAL_NUM
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_schedule
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
cam_release_devq(0, 0, 0, 0)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_setup_ccb
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_action: func
0x5 XPT_REL_SIMQ
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func 0x5 XPT_REL_SIMQ
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_release_devq(1, 1)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:71:0):
xpt_release_devq_device(1, 1) 2->1
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func= 0x5 XPT_REL_SIMQ status 0x1
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_setup_ccb
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: calling periph_start()
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): probestart
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: (probe0:xpt_run_devq
Oct 14 18:52:04 freeBSD11_RC1 kernel: mrsas0:1:cam_debug: 71:xpt_release_ccb
Oct 14 18:52:04 freeBSD11_RC1 kernel: 0): cam_debug: xpt_action: func 0x901
XPT_SCSI_IO
Oct 14 18:52:04 freeBSD11_RC1 kernel: xpt_run_allocq(0xfffff8000f000900)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func 0x901 XPT_SCSI_IO
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func= 0x901 XPT_SCSI_IO status 0
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
cam_release_devq(0, 0, 0, 0)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_setup_ccb
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_action: func
0x5 XPT_REL_SIMQ
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func 0x5 XPT_REL_SIMQ
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_release_devq(1, 1)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:71:0):
xpt_release_devq_device(1, 1) 1->0
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: xpt_schedule_dev
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: Inserting onto queue
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: xpt_run_devq
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: running device
0xfffff8000f046000
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_freeze_devq(1)
Oct 14 18:52:04 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:71:0):
xpt_freeze_devq_device(1) 0->1
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): . CDB: 12 01 80
00 ff 00
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_action_default: func= 0x5 XPT_REL_SIMQ status 0x1
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): xpt_done: func=
0x901 XPT_SCSI_IO status 0x1
Oct 14 18:52:04 freeBSD11_RC1 kernel: cam_debug: xpt_run_devq
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0): probedone
Oct 14 18:52:04 freeBSD11_RC1 kernel: (noperiph:mrsas0:1:71:0): xpt_async: func
0x70f XPT_ASYNC aync_code 256 AC_LOST_DEVICE
Oct 14 18:52:04 freeBSD11_RC1 kernel: (probe0:mrsas0:1:71:0):
xpt_freeze_devq(1)
>From the CAM layer code, I think xpt_async() is called from below location @
probedone. Not sure why there is a Checksum failure for SATA drives every time.
I will debug further. Any pointers ? Same h/w works fine on FREEBSD10.3. Is
there any extra logic added after FreeBSD10.3 ?
/*
* XXX Do we need to do a TUR in order to ensure
* that the device really hasn't changed???
*/
if ((changed != 0)
&& ((softc->flags & PROBE_NO_ANNOUNCE) == 0))
xpt_async(AC_LOST_DEVICE, path, NULL);
}
if (serial_buf != NULL)
free(serial_buf, M_CAMXPT);
if (changed != 0) {
/*
* Now that we have all the necessary
* information to safely perform transfer
* negotiations... Controllers don't perform
* any negotiation or tagged queuing until
* after the first XPT_SET_TRAN_SETTINGS ccb is
* received. So, on a new device, just retrieve
* the user settings, and set them as the current
* settings to set the device up.
*/
proberequestdefaultnegotiation(periph);
xpt_release_ccb(done_ccb);
/*
* Perform a TUR to allow the controller to
* perform any necessary transfer negotiation.
*/
PROBE_SET_ACTION(softc, PROBE_TUR_FOR_NEGOTIATION);
xpt_schedule(periph, priority);
goto out;
}
Thanks, Kashyap
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