Re: Promise Ultra66 DMA problems.

Rick Haines (rick@kuroyi.net)
Sat, 6 Jan 2001 10:39:41 -0500

On Sat, Jan 06, 2001 at 12:05:07AM -0500, Adrian Chung wrote:
> On Fri, Jan 05, 2001 at 05:08:38PM -0500, Adrian Chung wrote:
> > hde: Maxtor 91024U3, ATA DISK drive
> > hdf: Maxtor 94098U8, ATA DISK drive
> > hdg: QUANTUM FIREBALLP LM15, ATA DISK drive
> > hdh: QUANTUM FIREBALLP LM30, ATA DISK drive
>
> I initially added only the two quantum drives to the pdc_quirk_list,
> and that had no effect, the machine still hung on boot up at the same
> place. After this, I added the other two Maxtor's as well, and with
> all four drives in the pdc_quirk_list, the system booted up fine.
>
> Should I narrow this down further? Will it be detrimental in any way
> to have all four drives listed in the quirks table if they needn't be?

I have
hde: Maxtor 54098U8, ATA DISK drive
on my promise controller. Works fine but I don't stress it too much.
I also don't boot off it.

cat /proc/ide/pdc:

PDC20262 Chipset.
------------------------------- General Status ---------------------------------
Burst Mode : enabled
Host Mode : Normal
Bus Clocking : 33 PCI Internal
IO pad select : 4 mA
Status Polling Period : 1
Interrupt Check Status Polling Delay : 9
--------------- Primary Channel ---------------- Secondary Channel -------------
enabled enabled
66 Clocking enabled disabled
Mode PCI Mode PCI
FIFO Empty FIFO Empty
--------------- drive0 --------- drive1 -------- drive0 ---------- drive1 ------
DMA enabled: yes yes yes yes
DMA Mode: UDMA 4 NOTSET NOTSET NOTSET
PIO Mode: PIO 4 NOTSET NOTSET NOTSET

-- 
Rick (rick@kuroyi.net)
http://www.kuroyi.net


I think the slogan of the fansubbers puts
it best: "Cheaper than crack, and lots more fun."
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/