From: Ralf Baechle <ralf@linux-mips.org>
To: rolf liu <rolfliu@gmail.com>
Cc: linux-mips@linux-mips.org
Subject: Re: can't find interrupt number under /proc/interrupts for the pci multi-port on db1550
Date: Tue, 28 Jun 2005 22:15:59 +0100 [thread overview]
Message-ID: <20050628211559.GA2879@linux-mips.org> (raw)
In-Reply-To: <2db32b720506271706201a66fb@mail.gmail.com>
On Mon, Jun 27, 2005 at 05:06:27PM -0700, rolf liu wrote:
> I am running 2.4.31 on db1550 with a pci multi-port board. the kernel
> starts up ok. but after start-up, I can't find the corresponding
> interrupt number for this board, which is irq 2. I can find the device
> under /proc/devices and /proc/tty/driver, etc. So I am now sure if it
> is working ok. Is there good (simple) method to test this serial port?
Linux will only allocate the interrupt when the interface is actually
opened, just loading the driver doesn't suffice.
Ralf
next prev parent reply other threads:[~2005-06-29 11:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-28 0:06 can't find interrupt number under /proc/interrupts for the pci multi-port on db1550 rolf liu
2005-06-28 8:16 ` Jon Anders Haugum
2005-06-28 14:56 ` rolf liu
2005-06-28 15:09 ` rolf liu
2005-07-05 19:43 ` rolf liu
2005-06-28 13:44 ` Alan Cox
2005-06-28 16:30 ` rolf liu
2005-06-28 17:52 ` Alan Cox
2005-06-28 19:01 ` rolf liu
2005-06-28 21:15 ` Ralf Baechle [this message]
2005-06-29 22:20 ` rolf liu
2005-06-30 10:07 ` Ralf Baechle
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=20050628211559.GA2879@linux-mips.org \
--to=ralf@linux-mips.org \
--cc=linux-mips@linux-mips.org \
--cc=rolfliu@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