From: Anton Vorontsov <avorontsov@ru•mvista.com>
To: Wang Jian <lark@linux•net.cn>
Cc: linuxppc-dev@ozlabs•org, Jeff Borlin <jborlin@aclaratech•com>
Subject: Re: Compact Flash on 8349mITX
Date: Fri, 10 Oct 2008 15:40:48 +0400 [thread overview]
Message-ID: <20081010114048.GA5481@oksana.dev.rtsoft.ru> (raw)
In-Reply-To: <48EF0388.3070006@linux.net.cn>
On Fri, Oct 10, 2008 at 03:26:00PM +0800, Wang Jian wrote:
> Jeff Borlin wrote:
>>
>> Anton Vorontsov-2 wrote:
>>> This happens just before the PATA information is printed. I'm not
>>> libata expert; and from the brief look I don't see where libata
>>> clears any pending "unexpected" irqs. Just a guesswork,
>>> could you try this patch?
>>>
>> This patch did not appear to change anything.
>
> Without this patch, you can't use it without irq.
I purposed two patches to Jeff: one is
+ ioread8(ap->ioaddr.status_addr);
I.e. clear an interrupt before requesting (just to be sure, I guess
libata is doing this already, just don't see where exactly). That didn't
work. :-/
And another approach was to try IRQ-less pata (another patch).
--
Anton Vorontsov
email: cbouatmailru@gmail•com
irc://irc.freenode.net/bd2
next prev parent reply other threads:[~2008-10-10 11:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <6011A7C9CD0EE74792C3ED2A835560861FA9C0@mail.twacs.com>
2008-07-31 14:24 ` Compact Flash on 8349mITX Sparks, Sam
2008-10-09 15:52 ` Jeff Borlin
2008-10-09 16:28 ` Timur Tabi
2008-10-09 17:00 ` Jeff Borlin
2008-10-09 17:28 ` Timur Tabi
2008-10-09 18:05 ` Jeff Borlin
2008-10-09 17:23 ` Anton Vorontsov
2008-10-10 2:14 ` Wang Jian
2008-10-10 12:03 ` Anton Vorontsov
2008-10-10 3:27 ` Jeff Borlin
2008-10-10 7:26 ` Wang Jian
2008-10-10 11:40 ` Anton Vorontsov [this message]
2008-10-10 11:47 ` Anton Vorontsov
2008-07-31 13:14 Sparks, Sam
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