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Date:      23 Mar 2003 19:13:51 -0000
From:      Richard Letts <richard@illuin.org>
To:        FreeBSD-gnats-submit@FreeBSD.org
Cc:        Richard Letts <richard@illuin.org>
Subject:   kern/50220: afd0: READ_BIG command timeout - resetting
Message-ID:  <20030323191351.68885.qmail@illuin.org>

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>Number:         50220
>Category:       kern
>Synopsis:       afd0: READ_BIG command timeout - resetting
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Mar 23 11:20:14 PST 2003
>Closed-Date:
>Last-Modified:
>Originator:     Richard Letts
>Release:        FreeBSD 4.8-RC i386
>Organization:
illuin.org
>Environment:
System: FreeBSD hobbiton.illuin.org 4.8-RC FreeBSD 4.8-RC #24: Sat Mar 15 11:29:51 CST 2003 root@hobbiton.illuin.org:/usr/obj/usr/src/sys/HOBBITON i386


	
>Description:
        IOMEGA Zip drive attached to ATA/2 (RAID controller capable of 
        ATA/133) access is unsuable because of READ_BIG and WRITE_BIG
        problems:

Symptoms:
      UFS:
	can use fdisk to modify partition table
        can use disklabel to write new disklabel
        cannot use newfs to create filesystem
# newfs afd0c
Warning: Block size restricts cylinders per group to 97.
Warning: 32 sector(s) in last cylinder unallocated
/dev/afd0c:	196576 sectors in 48 cylinders of 1 tracks, 4096 sectors
	96.0MB in 1 cyl groups (97 c/g, 194.00MB/g, 12288 i/g)
super-block backups (for fsck -b #) at:
 32
read error: 64
newfs: rdfs: Input/output error
# dmesg | tail -2
afd0: READ_BIG command timeout - resetting
ata2: resetting devices .. done

        
      FAT32
	cannot mount filesystem

      device access:
	# dd if=/dev/rafd0 of=fred bs=1024k count=2
	dd: /dev/rafd0: Input/output error
	0+0 records in
	0+0 records out
	0 bytes transferred in 30.117478 secs (0 bytes/sec)
	# dmesg | tail
	...
	afd0: READ_BIG command timeout - resetting
	ata2: resetting devices .. done	
	# dd if=/dev/afd0 of=fred bs=1024k count=2
	dd: /dev/afd0: Input/output error
	0+0 records in
	0+0 records out
	0 bytes transferred in 30.114773 secs (0 bytes/sec)
	# dmesg | tail -2
	afd0: READ_BIG command timeout - resetting
	ata2: resetting devices .. done

kernel messages:
		afd0: READ_BIG command timeout - resetting
		ata2: resetting devices .. done

Hardware info:
# atacontrol mode ata2
Master = PIO0 
Slave  = ???
# atacontrol cap ata2 0
ATA channel 2, Master, device afd0:

ATA/ATAPI revision    0
device model          IOMEGA ZIP 100 ATAPI
serial number         
firmware revision     14.A
cylinders             0
heads                 0
sectors/track         0
lba supported         
lba48 not supported         
dma notsupported
overlap not supported

Feature                      Support  Enable    Value   Vendor
write cache                    no	no
read ahead                     no	no
dma queued                     no	no	0/00
SMART                          no	no
microcode download             no	no
security                       no	no
power management               no	no
advanced power management      no	no	0/00
automatic acoustic management  no	no	0/00	0/00
# atacontrol info ata2
Master: afd0 <IOMEGA ZIP 100 ATAPI/14.A> ATA/ATAPI rev 0
Slave:       no device present

>How-To-Repeat:
	comnnect iomega 100MB ZIP  to ATA-2 (onboard raid controller on
KT266 motherboard)
        attempt to mount / read zip disk

>Fix:
        unknown

>Release-Note:
>Audit-Trail:
>Unformatted:

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