From owner-svn-src-all@FreeBSD.ORG  Thu Feb 23 22:00:31 2012
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
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 EEDB010656F0;
	Thu, 23 Feb 2012 22:00:31 +0000 (UTC)
	(envelope-from jkim@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id DD7E08FC08;
	Thu, 23 Feb 2012 22:00:31 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q1NM0Viq025223;
	Thu, 23 Feb 2012 22:00:31 GMT (envelope-from jkim@svn.freebsd.org)
Received: (from jkim@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id q1NM0VdB025221;
	Thu, 23 Feb 2012 22:00:31 GMT (envelope-from jkim@svn.freebsd.org)
Message-Id: <201202232200.q1NM0VdB025221@svn.freebsd.org>
From: Jung-uk Kim <jkim@FreeBSD.org>
Date: Thu, 23 Feb 2012 22:00:31 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org
X-SVN-Group: stable-9
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r232081 - stable/9/sys/amd64/acpica
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 \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/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: Thu, 23 Feb 2012 22:00:32 -0000

Author: jkim
Date: Thu Feb 23 22:00:31 2012
New Revision: 232081
URL: http://svn.freebsd.org/changeset/base/232081

Log:
  MFC:	r231787
  
  Make ACPI resume beeper less cryptic.  Set PIC timer2 mode properly.

Modified:
  stable/9/sys/amd64/acpica/acpi_wakecode.S
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/amd64/acpica/acpi_wakecode.S
==============================================================================
--- stable/9/sys/amd64/acpica/acpi_wakecode.S	Thu Feb 23 21:56:53 2012	(r232080)
+++ stable/9/sys/amd64/acpica/acpi_wakecode.S	Thu Feb 23 22:00:31 2012	(r232081)
@@ -30,7 +30,9 @@
  */
 
 #include <machine/asmacros.h>
+#include <machine/ppireg.h>
 #include <machine/specialreg.h>
+#include <machine/timerreg.h>
 
 #include "assym.s"
 
@@ -71,13 +73,21 @@ wakeup_start:
 	testb	$~0, resume_beep - wakeup_start
 	jz	1f
 	movb	$0, resume_beep - wakeup_start
-	movb	$0xc0, %al
-	outb	%al, $0x42
-	movb	$0x04, %al
-	outb	%al, $0x42
-	inb	$0x61, %al
-	orb	$0x3, %al
-	outb	%al, $0x61
+
+	/* Set PIC timer2 to beep. */
+	movb	$(TIMER_SEL2 | TIMER_SQWAVE | TIMER_16BIT), %al
+	outb	%al, $TIMER_MODE
+
+	/* Turn on speaker. */
+	inb	$IO_PPI, %al
+	orb	$PIT_SPKR, %al
+	outb	%al, $IO_PPI
+
+	/* Set frequency. */
+	movw	$0x4c0, %ax
+	outb	%al, $TIMER_CNTR2
+	shrw	$8, %ax
+	outb	%al, $TIMER_CNTR2
 1:
 
 	/* Re-initialize video BIOS if the reset_video tunable is set. */