From owner-svn-src-all@FreeBSD.ORG Tue Mar 1 00:13:51 2011 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 49E80106566C; Tue, 1 Mar 2011 00:13:51 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 1E20C8FC1A; Tue, 1 Mar 2011 00:13:51 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id p210Dps5063886; Tue, 1 Mar 2011 00:13:51 GMT (envelope-from yongari@svn.freebsd.org) Received: (from yongari@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id p210DpUL063884; Tue, 1 Mar 2011 00:13:51 GMT (envelope-from yongari@svn.freebsd.org) Message-Id: <201103010013.p210DpUL063884@svn.freebsd.org> From: Pyun YongHyeon Date: Tue, 1 Mar 2011 00:13:50 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org X-SVN-Group: stable-7 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r219119 - stable/7/share/man/man4 X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Mar 2011 00:13:51 -0000 Author: yongari Date: Tue Mar 1 00:13:50 2011 New Revision: 219119 URL: http://svn.freebsd.org/changeset/base/219119 Log: MFC r217914: Document newly added tunables. hw.re.intr_filter hw.re.msix_disable dev.re.%d.int_rx_mod Modified: stable/7/share/man/man4/re.4 Directory Properties: stable/7/share/man/man4/ (props changed) Modified: stable/7/share/man/man4/re.4 ============================================================================== --- stable/7/share/man/man4/re.4 Tue Mar 1 00:11:44 2011 (r219118) +++ stable/7/share/man/man4/re.4 Tue Mar 1 00:13:50 2011 (r219119) @@ -30,7 +30,7 @@ .\" .\" $FreeBSD$ .\" -.Dd January 15, 2011 +.Dd January 26, 2011 .Dt RE 4 .Os .Sh NAME @@ -175,15 +175,39 @@ Tunables can be set at the prompt before booting the kernel or stored in .Xr loader.conf 5 . .Bl -tag -width "xxxxxx" +.It Va hw.re.intr_filter +This tunable makes driver use interrupt filter handler on +controllers that support MSI/MSI-X capability. +If MSI/MSI-X is disabled by administrator this tunable has no +effect and driver will use interrupt filter handler. +The default value is 0 to use interrupt thread handler. .It Va hw.re.msi_disable This tunable disables MSI support on the Ethernet hardware. The default value is 0. +.It Va hw.re.msix_disable +This tunable disables MSI-X support on the Ethernet hardware. +The default value is 0. .It Va hw.re.prefer_iomap This tunable controls which register mapping should be used on the specified device. A non-zero value enables I/O space register mapping. The default value is 0 to use memory space register mapping. .El +.Sh SYSCTL VARIABLES +The following variables are available as both +.Xr sysctl 8 +variables and +.Xr loader 8 +tunables: +.Bl -tag -width "xxxxxx" +.It Va dev.re.%d.int_rx_mod +Maximum amount of time to delay receive interrupt processing in +units of 1us. +The accepted range is 0 to 65, the default is 65(65us). +Value 0 completely disables the interrupt moderation. +The interface need to be brought down and up again before a change +takes effect. +.El .Sh DIAGNOSTICS .Bl -diag .It "re%d: couldn't map memory"