From owner-svn-src-all@FreeBSD.ORG  Wed May  6 14:09:55 2015
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 70C896CB;
 Wed,  6 May 2015 14:09:55 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 5E5AE1AFA;
 Wed,  6 May 2015 14:09:55 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t46E9trw016821;
 Wed, 6 May 2015 14:09:55 GMT (envelope-from andrew@FreeBSD.org)
Received: (from andrew@localhost)
 by svn.freebsd.org (8.14.9/8.14.9/Submit) id t46E9tGQ016820;
 Wed, 6 May 2015 14:09:55 GMT (envelope-from andrew@FreeBSD.org)
Message-Id: <201505061409.t46E9tGQ016820@svn.freebsd.org>
X-Authentication-Warning: svn.freebsd.org: andrew set sender to
 andrew@FreeBSD.org using -f
From: Andrew Turner <andrew@FreeBSD.org>
Date: Wed, 6 May 2015 14:09:55 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r282537 - head/sys/dev/acpica
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.20
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 06 May 2015 14:09:55 -0000

Author: andrew
Date: Wed May  6 14:09:54 2015
New Revision: 282537
URL: https://svnweb.freebsd.org/changeset/base/282537

Log:
  If the power management timer is unsupported the PmTimerLength value will
  be zero.

Modified:
  head/sys/dev/acpica/acpi_timer.c

Modified: head/sys/dev/acpica/acpi_timer.c
==============================================================================
--- head/sys/dev/acpica/acpi_timer.c	Wed May  6 14:02:57 2015	(r282536)
+++ head/sys/dev/acpica/acpi_timer.c	Wed May  6 14:09:54 2015	(r282537)
@@ -128,7 +128,8 @@ acpi_timer_identify(driver_t *driver, de
     ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
 
     if (acpi_disabled("timer") || (acpi_quirks & ACPI_Q_TIMER) ||
-	acpi_timer_dev || acpi_timer_disabled)
+	acpi_timer_dev || acpi_timer_disabled ||
+	AcpiGbl_FADT.PmTimerLength == 0)
 	return_VOID;
 
     if ((dev = BUS_ADD_CHILD(parent, 2, "acpi_timer", 0)) == NULL) {