From: Jan Kiszka <jan.kiszka@siemens.com>
To: Wolfgang Grandegger <wg@grandegger.com>,
"Jorge Ramirez Ortiz, HCL Europe" <Jorge.Ramirez-Ortiz@hcl.com>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai] Edge interrupts on PCI drivers
Date: Tue, 17 Jul 2012 17:02:52 +0200 [thread overview]
Message-ID: <50057E9C.8080508@siemens.com> (raw)
In-Reply-To: <50057E14.3080904@grandegger.com>
On 2012-07-17 17:00, Wolfgang Grandegger wrote:
> On 07/17/2012 04:57 PM, Jorge Ramirez Ortiz, HCL Europe wrote:
>> Typical PCI devices have many sources of interrupts (some level, some edge triggered) normally all routed through PIN A.
>
> AFAIC, PCI interrupts are *always* level sensitive.
More precisely, legacy INTx are level triggered, MSI/MSI-X interrupts
are edge. About which type are we talking here?
Jan
--
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2012-07-17 15:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-17 14:57 [Xenomai] Edge interrupts on PCI drivers Jorge Ramirez Ortiz, HCL Europe
2012-07-17 15:00 ` Wolfgang Grandegger
2012-07-17 15:02 ` Jan Kiszka [this message]
2012-07-17 15:16 ` Jorge Ramirez Ortiz, HCL Europe
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