From owner-freebsd-scsi@FreeBSD.ORG  Mon Apr 14 14:03:02 2003
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Date: Mon, 14 Apr 2003 17:02:51 -0400
From: "John S. Bucy" <bucy@ece.cmu.edu>
To: freebsd-scsi@freebsd.org
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Subject: ahc (7892) target mode
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I'm working with 5.0-REL.  Using a pair of AHA29160s, if I e.g. reset
the bus from the initiator after enabling a lun on the target, I get
on the target:


Infinite interrupt loop, INTSTAT = 0(targ0:ahc1:0:0:0): SCB 0xe - timed out
ahc1: Dumping Card State while idle, at SEQADDR 0x18
ACCUM = 0xe, SINDEX = 0xfa, DINDEX = 0xe4, ARG_2 = 0x3
HCNT = 0x0 SCBPTR = 0x0
SCSISIGI[0x48]:(SELI|IOI) SCSIPHASE[0x0] SCSIBUSL[0x0]
LASTPHASE[0x1]:(P_BUSFREE) SCSISEQ[0xba]:(ENAUTOATNP|ENAUTOATNO|ENRSELI|ENSELI|TEMODE)
SBLKCTL[0xa]:(SELWIDE|SELBUSB) SEQCTL[0x10]:(FASTMODE)
SEQ_FLAGS[0xc0]:(NO_CDB_SENT|NOT_IDENTIFIED) SSTAT0[0x90]:(SELINGO|TARGET)
SSTAT1[0x0] SSTAT2[0x0] SSTAT3[0x0] SIMODE0[0x8]:(ENSWRAP)
SIMODE1[0xac]:(ENSCSIPERR|ENBUSFREE|ENSCSIRST|ENSELTIMO)
SXFRCTL0[0x80]:(DFON) DFCNTRL[0x0] DFSTATUS[0x89]:(FIFOEMP|HDONE|PRELOAD_AVAIL)
STACK: 0x4 0x3 0x166 0x17
SCB count = 20
Kernel NEXTQSCB = 15
Card NEXTQSCB = 15
QINFIFO entries:
Waiting Queue entries: 0:14
Disconnected Queue entries:
QOUTFIFO entries:

<sequencer dump snipped>


any ideas?


thanks
john