From: Benjamin Herrenschmidt <bh40@calva.net>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linuxppc-dev@lists.linuxppc.org, linuxppc-bk@fsmlabs.com
Subject: Re: Latest OpenPic changes
Date: Fri, 11 Feb 2000 18:05:24 +0100 [thread overview]
Message-ID: <20000211180524.028896@mailhost.mipsys.com> (raw)
In-Reply-To: <Pine.LNX.4.05.10002111739060.387-100000@callisto.of.borg>
On Fri, Feb 11, 2000, Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>and OPENPIC_MASK is still set when the loop times out on enabling
>IRQ_8259_CASCADE in chrp_init_IRQ(). How is this possible? There's an eieio()
>after each register write and the mb() does sync.
Is this the only interrupt causing this behaviour ? I beleive that means
either the mask register is not implemented for the cascade or a hw bug.
I'll try to have a look at my docs this week-end.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2000-02-11 17:05 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-02-11 16:43 Latest OpenPic changes Geert Uytterhoeven
2000-02-11 17:05 ` Benjamin Herrenschmidt [this message]
2000-02-11 17:16 ` Geert Uytterhoeven
2000-02-11 17:11 ` Gabriel Paubert
2000-02-11 17:16 ` Geert Uytterhoeven
2000-02-11 17:30 ` Gabriel Paubert
2000-02-11 21:17 ` Cort Dougan
2000-02-11 17:31 ` Benjamin Herrenschmidt
2000-02-11 17:49 ` Gabriel Paubert
2000-02-11 18:38 ` Benjamin Herrenschmidt
2000-02-11 20:25 ` Gabriel Paubert
2000-02-12 14:15 ` BenH
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