From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Sam Song <samlinuxkernel@yahoo.com>
Cc: mgreer@mvista.com, david-b@pacbell.net, linux-kernel@vger.kernel.org
Subject: Re: [patch 2.6.13-git] 8250 tweaks
Date: Sat, 16 Jul 2005 11:15:56 +0100 [thread overview]
Message-ID: <20050716111556.L19067@flint.arm.linux.org.uk> (raw)
In-Reply-To: <20050716101201.46965.qmail@web32014.mail.mud.yahoo.com>; from samlinuxkernel@yahoo.com on Sat, Jul 16, 2005 at 03:12:01AM -0700
On Sat, Jul 16, 2005 at 03:12:01AM -0700, Sam Song wrote:
> Still one puzzle related serial port. That's interrupt itself. I
> enabled two serial ports attached two different interrupt levels
> like 9/10 with disable interrupt shared. How come only one appeared
> in /proc/interrupts? What could be on your platform or they should be?
The interrupts are only claimed when the port is actually opened, so if
only one port was open, you'll only see one appearing in /proc/interrupts.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2005-07-16 10:16 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-12 2:22 [patch 2.6.13-git] 8250 tweaks David Brownell
2005-07-12 7:19 ` Russell King
2005-07-12 9:14 ` Russell King
2005-07-12 10:25 ` david-b
2005-07-12 11:08 ` Russell King
2005-07-12 11:32 ` david-b
2005-07-12 12:01 ` Russell King
2005-07-12 13:30 ` david-b
2005-07-12 14:00 ` Russell King
2005-07-13 4:55 ` Sam Song
2005-07-13 6:12 ` Russell King
2005-07-13 10:51 ` Sam Song
2005-07-13 12:48 ` Russell King
2005-07-14 7:12 ` Sam Song
2005-07-14 10:42 ` Russell King
2005-07-15 5:11 ` Sam Song
2005-07-16 8:43 ` Russell King
2005-07-16 10:12 ` Sam Song
2005-07-16 10:15 ` Russell King [this message]
2005-07-16 12:31 ` Sam Song
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