From owner-freebsd-scsi  Mon Jan  3 13:44:33 2000
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Date: Mon, 3 Jan 2000 13:44:19 -0800 (PST)
From: Matthew Jacob <mjacob@feral.com>
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To: Adam <bsdx@looksharp.net>
Cc: scsi@FreeBSD.ORG
Subject: Re: sym troubles
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Umm- at 6.6MB/s, I'd guess that the midlayer isn't seeing SYNC MODE being
set, so it's taking the default ASYNC speed (3.3MB/s) and doubling it for
a wide bus.

It may in fact be running at full rates and this is just a reporting
foulup.


On Mon, 3 Jan 2000, Adam wrote:

> I dont recall if this happened when I tried the driver last (two weeks
> ago) but a -current from today does this for me:
> 
> Jan  3 16:00:13 sapphire /kernel: sym0: <875> irq 10 at device 15.0 on
> pci0
> Jan  3 16:00:13 sapphire /kernel: sym0: Tekram NVRAM, ID 7, Fast-20, SE,
> parity 
> checking
> Jan  3 16:00:40 sapphire /kernel: cd1 at sym0 bus 0 target 3 lun 0
> Jan  3 16:00:40 sapphire /kernel: cd1: <PLEXTOR CD-ROM PX-40TW 1.01>
> Removable C
> D-ROM SCSI-2 device 
> Jan  3 16:00:40 sapphire /kernel: cd1: 6.600MB/s transfers (16bit)
> Jan  3 16:00:40 sapphire /kernel: cd1: Attempt to query device size
> failed: NOT 
> READY, Medium not present
> 
> This is a UltraWide cdrom drive so it should show 40MB/sec right?
> 
> 
> Jan  3 16:36:07 sapphire /kernel: ncr0: <ncr 53c875 fast20 wide scsi> irq
> 11 at 
> device 15.0 on pci0
> Jan  3 16:36:48 sapphire /kernel: cd1 at ncr0 bus 0 target 3 lun 0
> Jan  3 16:36:48 sapphire /kernel: cd1: <PLEXTOR CD-ROM PX-40TW 1.01>
> Removable C
> D-ROM SCSI-2 device 
> Jan  3 16:36:48 sapphire /kernel: cd1: 40.000MB/s transfers (20.000MHz,
> offset 1
> 5, 16bit)
> Jan  3 16:36:48 sapphire /kernel: cd1: Attempt to query device size
> failed: NOT 
> READY, Medium not present
> 
> 
> 
> 
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