From: Anton Vorontsov <avorontsov@ru.mvista.com>
To: mike zheng <mail4mz@gmail.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: QE in MPC8360MDS
Date: Fri, 31 Oct 2008 17:01:37 +0300 [thread overview]
Message-ID: <20081031140137.GA8781@oksana.dev.rtsoft.ru> (raw)
In-Reply-To: <5c9cd53b0810310647w581e21ccl1d28d83b4bc6ed15@mail.gmail.com>
On Fri, Oct 31, 2008 at 09:47:18AM -0400, mike zheng wrote:
> Hi All,
>
> Anyone know the difference of QE between MPC8360 and MPC8568?
>
> I am using the QE code working for MPC8568 on a MPC8360MDS board.
> However there is no interrupt generated by UCC0. I set the QE working
> under loopback mode. The flag of TxBD got changed, but the UCCE
> remains the same value. Here is the logs and register value.
I recalling these differences:
QEIC to MPIC vs. IPIC cascading (may be the cause of interrupts
issues).
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=cccd21027c17c27ad275093c22475354b4495814
QE ParIO layout (you may have pins misconfigured):
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=321872dcc07f83f9b60af1be41c6bafbaddf9bf6
--
Anton Vorontsov
email: cbouatmailru@gmail.com
irc://irc.freenode.net/bd2
next prev parent reply other threads:[~2008-10-31 14:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-31 13:47 QE in MPC8360MDS mike zheng
2008-10-31 14:01 ` Anton Vorontsov [this message]
2008-11-01 15:28 ` mike zheng
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20081031140137.GA8781@oksana.dev.rtsoft.ru \
--to=avorontsov@ru.mvista.com \
--cc=linuxppc-dev@ozlabs.org \
--cc=mail4mz@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).