Date: Wed, 5 Mar 2003 04:52:14 +0900 (JST) From: UEHARA Tetsu=TaLow <tetsu@oniboshi.sys.wakayama-u.ac.jp> To: FreeBSD-gnats-submit@FreeBSD.org Subject: i386/48928: ata-dma.c workaround for SiS 651 based machines Message-ID: <200303041952.h24JqEYY040152@oniboshi.sys.wakayama-u.ac.jp>
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>Number: 48928
>Category: i386
>Synopsis: ata-dma.c workaround for SiS 651 based machines
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Mar 04 12:00:25 PST 2003
>Closed-Date:
>Last-Modified:
>Originator: UEHARA Tetsu=TaLow
>Release: FreeBSD 4.8-PRERELEASE i386
>Organization:
Wakayama University
>Environment:
System: FreeBSD oniboshi.sys.wakayama-u.ac.jp 4.8-PRERELEASE FreeBSD 4.8-PRERELEASE #6: Wed Feb 26 17:42:16 JST 2003 root@oniboshi.sys.wakayama-u.ac.jp:/usr/src/sys/compile/ONIBOSHI i386
>Description:
For SiS651-based P4 machines, the kernel hangs up when the ata-device
is probed in booting up process.
>How-To-Repeat:
It always happens.
>Fix:
Here is the patch to /sys/dev/ata/ata-dma.c
*** ata-dma.c.orig Wed Oct 2 23:13:38 2002
--- ata-dma.c Tue Feb 25 10:20:08 2003
***************
*** 504,509 ****
--- 504,510 ----
ata_find_dev(parent, 0x06401039, 0) || /* SiS 640 */
ata_find_dev(parent, 0x06451039, 0) || /* SiS 645 */
ata_find_dev(parent, 0x06501039, 0) || /* SiS 650 */
+ ata_find_dev(parent, 0x06511039, 0) || /* SiS 651 */
ata_find_dev(parent, 0x07301039, 0) || /* SiS 730 */
ata_find_dev(parent, 0x07331039, 0) || /* SiS 733 */
ata_find_dev(parent, 0x07351039, 0) || /* SiS 735 */
It worked fine for this 3 monthes on my machine.
I'm afraid the same problem may occur on SiS 648, 655, 746 and 755-based machines...
>Release-Note:
>Audit-Trail:
>Unformatted:
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