From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
To: "Maciej W. Rozycki" <macro@linux-mips.org>
Cc: Ingo Molnar <mingo@redhat.com>,
anemo@mba.sphere.ne.jp, Ralf Baechle <ralf@linux-mips.org>,
linux-mips@linux-mips.org
Subject: Re: [PATCH] Import updates from i386's i8259.c
Date: Wed, 06 Dec 2006 18:48:54 +0300 [thread overview]
Message-ID: <4576E666.1010502@ru.mvista.com> (raw)
In-Reply-To: <Pine.LNX.4.64N.0612061525580.29000@blysk.ds.pg.gda.pl>
Hello.
Maciej W. Rozycki wrote:
>> As for the I/O APIC, I think i82903AA was "the reference design" for it...
> Nope, it was the i82489DX -- the original "discrete" coupled Local & I/O
> APIC using a five-wire inter-APIC bus and a protocol different from later
> implementations.
Hm, that's news to me. I always thought that chip was external *local*
APIC only... Well, there's no docs on it anyway.
> Then there were ones included in the i82379AB (SIO.A)
> and i82374EB/SB (ESC) chipset components. They used a three-wire bus and
> a new protocol. And only then came the i82093AA.
Aha, you're probably correct here. I forgot about those early chipssets.
> Maciej
WBR, Sergei
next prev parent reply other threads:[~2006-12-06 15:49 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-05 16:23 [PATCH] Import updates from i386's i8259.c Atsushi Nemoto
2006-12-05 16:50 ` Franck Bui-Huu
2006-12-05 16:52 ` Ralf Baechle
2006-12-05 17:10 ` Franck Bui-Huu
2006-12-06 1:28 ` Atsushi Nemoto
2006-12-06 1:45 ` Ralf Baechle
2006-12-05 19:49 ` Ralf Baechle
2006-12-05 19:57 ` Ralf Baechle
2006-12-06 1:39 ` Atsushi Nemoto
2006-12-06 1:58 ` Ralf Baechle
2006-12-06 2:56 ` Atsushi Nemoto
2006-12-06 4:38 ` anemo
2006-12-06 13:17 ` Sergei Shtylyov
2006-12-06 13:48 ` Maciej W. Rozycki
2006-12-06 13:53 ` Sergei Shtylyov
2006-12-06 14:41 ` Maciej W. Rozycki
2006-12-06 15:12 ` Sergei Shtylyov
2006-12-06 15:43 ` Maciej W. Rozycki
2006-12-06 15:48 ` Sergei Shtylyov [this message]
2006-12-06 19:00 ` Maciej W. Rozycki
2006-12-06 17:03 ` Atsushi Nemoto
2006-12-06 20:32 ` Ralf Baechle
2006-12-06 12:07 ` Ralf Baechle
2006-12-06 8:40 ` Franck Bui-Huu
2006-12-07 3:17 ` Atsushi Nemoto
2006-12-07 7:34 ` Franck Bui-Huu
2006-12-07 11:50 ` Ralf Baechle
2006-12-07 13:32 ` Maciej W. Rozycki
2006-12-07 13:37 ` Ralf Baechle
2006-12-07 13:51 ` Sergei Shtylyov
2006-12-07 15:03 ` Maciej W. Rozycki
2006-12-07 15:09 ` Ralf Baechle
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