I have a Dell ASC-39230(B) U320 SCSI controller. If I use the
linux-2.6-xen kernel I am getting an "Invalid Sequencer interrupt" and
the system hangs after this. But if I use the linux-2.6-xen0 kernel it
works well.
Does anyone know why this is happening and how I can make it go away?
Thanks,
Aravindh Puthiyaparambil
Xen Development Team
Unisys, Tredyffrin PA
ACPI: PCI Interrupt 0000:03:0d.0[A] -> GSI 49 (level, low) -> IRQ 18
scsi2 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0
<Adaptec (Dell OEM) 39320 Ultra320 SCSI adapter>
aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 67-100Mhz,
512 SCBs
Vendor: SEAGATE Model: ST373207LW Rev: D702
Type: Direct-Access ANSI SCSI revision: 03
target2:0:0: asynchronous
scsi2:A:0:0: Tagged Queuing enabled. Depth 32
target2:0:0: Beginning Domain Validation
target2:0:0: wide asynchronous
target2:0:0: FAST-160 WIDE SCSI 320.0 MB/s DT IU RDSTRM RTI WRFLOW
PCOMP (6.25 ns, offset 63)
target2:0:0: Ending Domain Validation
SCSI device sdb: 143374650 512-byte hdwr sectors (73408 MB)
sdb: Write Protect is off
SCSI device sdb: drive cache: write back w/ FUA
SCSI device sdb: 143374650 512-byte hdwr sectors (73408 MB)
sdb: Write Protect is off
SCSI device sdb: drive cache: write back w/ FUA
sdb: sdb1
sd 2:0:0:0: Attached scsi disk sdb
scsi2: Invalid Sequencer interrupt occurred.
>>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
scsi2: Dumping Card State at program address 0x237 Mode 0x0
Card was paused
INTSTAT[0x0] SELOID[0x2] SELID[0x0] HS_MAILBOX[0x0]
INTCTL[0x80]:(SWTMINTMASK) SEQINTSTAT[0x0] SAVED_MODE[0x11]
DFFSTAT[0x33]:(CURRFIFO_NONE|FIFO0FREE|FIFO1FREE)
SCSISIGI[0x0]:(P_DATAOUT) SCSIPHASE[0x0] SCSIBUS[0x0]
LASTPHASE[0x1]:(P_DATAOUT|P_BUSFREE) SCSISEQ0[0x0]
SCSISEQ1[0x12]:(ENAUTOATNP|ENRSELI) SEQCTL0[0x0]
SEQINTCTL[0x6]:(INTMASK1|INTMASK2) SEQ_FLAGS[0x0]
SEQ_FLAGS2[0x0] QFREEZE_COUNT[0x1] KERNEL_QFREEZE_COUNT[0x1]
MK_MESSAGE_SCB[0xff00] MK_MESSAGE_SCSIID[0xff]
SSTAT0[0x0] SSTAT1[0x0] SSTAT2[0x0] SSTAT3[0x0]
PERRDIAG[0x0] SIMODE1[0xa4]:(ENSCSIPERR|ENSCSIRST|ENSELTIMO)
LQISTAT0[0x0] LQISTAT1[0x0] LQISTAT2[0x0] LQOSTAT0[0x0]
LQOSTAT1[0x0] LQOSTAT2[0xe1]:(LQOSTOP0|LQOPKT)
SCB Count = 4 CMDS_PENDING = 1 LASTSCB 0x3 CURRSCB 0x3 NEXTSCB 0xff40
qinstart = 40 qinfifonext = 40
QINFIFO:
WAITING_TID_QUEUES:
0 ( 0x2 )
Pending list:
2 FIFO_USE[0x0] SCB_CONTROL[0x60]:(TAG_ENB|DISCENB) SCB_SCSIID[0x7]
Total 1
Kernel Free SCB list: 1 3 0
Sequencer Complete DMA-inprog list:
Sequencer Complete list:
Sequencer DMA-Up and Complete list:
Sequencer On QFreeze and Complete list:
scsi2: FIFO0 Free, LONGJMP == 0x8000, SCB 0x1
SEQIMODE[0x3f]:(ENCFG4TCMD|ENCFG4ICMD|ENCFG4TSTAT|ENCFG4ISTAT|ENCFG4DATA
|ENSAVEPTRS)
SEQINTSRC[0x0] DFCNTRL[0x0] DFSTATUS[0x89]:(FIFOEMP|HDONE|PRELOAD_AVAIL)
SG_CACHE_SHADOW[0x2]:(LAST_SEG) SG_STATE[0x0] DFFSXFRCTL[0x0]
SOFFCNT[0x0] MDFFSTAT[0x5]:(FIFOFREE|DLZERO) SHADDR = 0x00, SHCNT = 0x0
HADDR = 0x00, HCNT = 0x0 CCSGCTL[0x10]:(SG_CACHE_AVAIL)
scsi2: FIFO1 Free, LONGJMP == 0x8063, SCB 0x3
SEQIMODE[0x3f]:(ENCFG4TCMD|ENCFG4ICMD|ENCFG4TSTAT|ENCFG4ISTAT|ENCFG4DATA
|ENSAVEPTRS)
SEQINTSRC[0x0] DFCNTRL[0x0] DFSTATUS[0x89]:(FIFOEMP|HDONE|PRELOAD_AVAIL)
SG_CACHE_SHADOW[0x2]:(LAST_SEG) SG_STATE[0x0] DFFSXFRCTL[0x0]
SOFFCNT[0x0] MDFFSTAT[0x5]:(FIFOFREE|DLZERO) SHADDR = 0x00, SHCNT = 0x0
HADDR = 0x00, HCNT = 0x0 CCSGCTL[0x10]:(SG_CACHE_AVAIL)
LQIN: 0x8 0x0 0x0 0x1 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
0x0 0x0 0x0 0x0
scsi2: LQISTATE = 0x0, LQOSTATE = 0x0, OPTIONMODE = 0x52
scsi2: OS_SPACE_CNT = 0x20 MAXCMDCNT = 0x2
scsi2: SAVED_SCSIID = 0x0 SAVED_LUN = 0x0
SIMODE0[0xc]:(ENOVERRUN|ENIOERR)
CCSCBCTL[0x4]:(CCSCBDIR)
scsi2: REG0 == 0x2c60, SINDEX = 0x10e, DINDEX = 0x102
scsi2: SCBPTR == 0x1, SCB_NEXT == 0xff40, SCB_NEXT2 == 0xff21
CDB f1 0 0 80 8 b4
STACK: 0x36 0x22 0x0 0x0 0x0 0x0 0x0 0x0
<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
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