From: Gabriel Paubert <paubert@iram.es>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Linux/PPC Development <linuxppc-dev@lists.linuxppc.org>
Subject: Re: IDE on LongTrail
Date: Tue, 05 Nov 2002 12:32:50 +0100 [thread overview]
Message-ID: <3DC7AC62.6040409@iram.es> (raw)
In-Reply-To: Pine.GSO.4.21.0211051111270.27681-100000@vervain.sonytel.be
Geert Uytterhoeven wrote:
> According to the IBM LongTrail schematics, PINT[CD] on the W83C553 are
> connected to EXT_INT[56] on the Apple Hydra, which are OpenPIC inputs.
> The connections are called `IDE_NM_INT_P/S' and 'IDE_NM_INT_S'. So it should be
> possible, unless Tatung changed that.
Ok, in this case. look at page 125. You have to set bit 11 (LEGIRQ) to
route the interrupts to IRQC for both channels. You can only separately
route each channel (IRQC for channel 0, IRQD for channel1) if you channel
1 in legacy mode it seems. That's at least what I understand.
>
> Will do some more W83C553 doc parsing soon :-)
Parsing is nothing; you also have to interpret the oracle ;-)
Gabriel.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-11-05 11:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-03 21:40 IDE on LongTrail Geert Uytterhoeven
2002-11-04 23:49 ` Tom Rini
2002-11-05 10:03 ` Gabriel Paubert
2002-11-05 10:16 ` Geert Uytterhoeven
2002-11-05 11:32 ` Gabriel Paubert [this message]
2002-11-13 21:11 ` Geert Uytterhoeven
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