Subject: Re: Testers needed for upcoming 3.1 release
To: Izumi Tsutsui <tsutsui@ceres.dti.ne.jp>
From: Michael Lorenz <macallan@netbsd.org>
List: port-macppc
Date: 09/07/2006 13:26:28
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Hello,

On Sep 7, 2006, at 09:24, Izumi Tsutsui wrote:

> wdc0 at obio0 offset 0x20000 irq property not found; using 13: DMA 
> transfer
> atabus0 at wdc0 channel 0
...
> wd0 at atabus0 drive 0: <Maxtor 82160D2>
> wd0: drive supports 16-sector PIO transfers, LBA addressing
> wd0: 2014 MB, 4092 cyl, 16 head, 63 sec, 512 bytes/sect x 4124736 
> sectors
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
> wd0(wdc0:0:0): using PIO mode 4, DMA mode 2 (using DMA)

Is that a heathrow-ata? If so - do IDE DMA transfers actually work 
properly? On my beige G3 I get messages about lost interrupts and more 
often than not transfers end up with garbage. With DMA disabled it 
works fine.

have fun
Michael
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