Subject: Re: pciide, CD+disk on same channel
To: None <wojtek@wojtek.from.pl>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: netbsd-users
Date: 02/22/2001 22:25:40
On Tue, Feb 20, 2001 at 04:36:29PM +0100, wojtek@wojtek.from.pl wrote:
> i have such situation (first channel i've "successfully" destroyed)
> 
> pciide0 at pci0 dev 7 function 1: VIA Tech VT82C586A IDE Controller (rev. 0x06)
> pciide0: bus-master DMA support present
> pciide0: primary channel configured to compatibility mode
> pciide0: primary channel ignored (disabled)
> pciide0: secondary channel configured to compatibility mode
> atapibus0 at pciide0 channel 1
> cd0 at atapibus0 drive 1: <E-IDE CD-ROM CR-850E, , Ver1.11> type 5 cdrom removable
> cd0: 32-bit data port
> cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2
> wd0 at pciide0 channel 1 drive 0: <ST320423A>
> wd0: drive supports 32-sector pio transfers, lba addressing
> wd0: 19536 MB, 16383 cyl, 16 head, 63 sec, 512 bytes/sect x 40011300 sectors
> wd0: 32-bit data port
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 4
> pciide0: secondary channel interrupting at irq 15
> wd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2 (using DMA data transfers)
> cd0(pciide0:1:1): using PIO mode 4, Ultra-DMA mode 2 (using DMA data transfers)
> 
> 
> everything works OK! but IDE led works strange when netbsd boots. it goes
> on all the time until i put any CD in drive then it starts working OK.
> i could then remove this CD and all is OK.
> 
> why?

I guess it you just open/close the CD it's OK as well.
I see this on some of my machines too, I don't know yet why it behaves
this way.

--
Manuel Bouyer <bouyer@antioche.eu.org>
--