Date: Mon, 20 May 2002 12:12:52 +0200 (CEST) From: Bourne-again Superuser <toor@emma.line.org> To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/38333: ATA drives only UDMA33 after APM standby Message-ID: <20020520101252.379741B24B@emma.line.org>
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>Number: 38333 >Category: kern >Synopsis: ATA drives only UDMA33 after APM standby >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon May 20 03:20:02 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Bourne-again Superuser >Release: FreeBSD 4.6-RC i386 >Organization: >Environment: System: FreeBSD emma1.emma.line.org 4.6-RC FreeBSD 4.6-RC #1: Fri May 17 04:48:20 CEST 2002 toor@emma1.emma.line.org:/usr/src/sys/compile/MA i386 >Description: After waking up from APM standby mode, the IDE interfaces are reset, and my Secondary Master (ad2), which was in UDMA 66 before, is in UDMA 33 mode henceforth. dmesg: resumed from suspended mode (slept 00:00:01) ata0: resetting devices .. done ata1: resetting devices .. ad2: DMA limited to UDMA33, non-ATA66 cable or device done ad2: DMA limited to UDMA33, non-ATA66 cable or device I know for sure I have short 80-ribbon connectors for all drives, and on initial boot-up everything is fine, dmesg again: ad0: 58610MB <Maxtor 4W060H4> [119081/16/63] at ata0-master UDMA66 ad2: 43979MB <IBM-DTLA-307045> [89355/16/63] at ata1-master UDMA66 ad3: 19470MB <WDC AC420400D> [39560/16/63] at ata1-slave UDMA66 This cannot be cured with atacontrol: # atacontrol mode 1 UDMA66 UDMA66 Master = UDMA33 Slave = UDMA66 options ATA_STATIC_ID is enabled. Here's the list: ATA channel 0: Master: ad0 <Maxtor 4W060H4/AAH41310> ATA/ATAPI rev 6 Slave: no device present ATA channel 1: Master: ad2 <IBM-DTLA-307045/TX6OA6AA> ATA/ATAPI rev 5 Slave: ad3 <WDC AC420400D/J58OA30K> ATA/ATAPI rev 4 >How-To-Repeat: apm -Z dmesg >Fix: unknown. No workaround known other than reboot. >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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