Bug 20403

Summary: ata(4) UDMA4 mode does not work on i810 motherboard
Product: Base System Reporter: Ruslan Ermilov <ru>
Component: i386Assignee: Søren Schmidt <sos>
Status: Closed FIXED    
Severity: Affects Only Me    
Priority: Normal    
Version: 4.1-STABLE   
Hardware: Any   
OS: Any   

Description Ruslan Ermilov 2000-08-04 20:50:01 UTC 
ata(4) driver keeps reporting that I do not have 80 conductor cable installed:

$ dmesg | grep ata
atapci0: <Intel ICH ATA66 controller> port 0xf000-0xf00f at device 31.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata0-master: DMA limitted to UDMA33, non-ATA66 compliant cable
ad0: 4133MB <FUJITSU MPE3043AE> [8959/15/63] at ata0-master using UDMA33

How-To-Repeat: 
Obvious.
Comment 1 ru freebsd_committer freebsd_triage 2000-08-04 20:51:04 UTC 
Responsible Changed
From-To: freebsd-bugs->sos

Soren's area.
Comment 2 sos 2000-08-04 21:19:50 UTC 
It seems Ruslan Ermilov wrote:
> >Description:
> 
> ata(4) driver keeps reporting that I do not have 80 conductor cable installed:
> 
> $ dmesg | grep ata
> atapci0: <Intel ICH ATA66 controller> port 0xf000-0xf00f at device 31.1 on pci0
> ata0: at 0x1f0 irq 14 on atapci0
> ata0-master: DMA limitted to UDMA33, non-ATA66 compliant cable
> ad0: 4133MB <FUJITSU MPE3043AE> [8959/15/63] at ata0-master using UDMA33

Cloud you please mail me the output of a verbose boot ?
Are you sure the disk supports ATA66 at all ?

-Søren
Comment 3 ru freebsd_committer freebsd_triage 2000-10-12 11:27:40 UTC 
State Changed
From-To: open->closed

The problem's turned out to be a broken cable.