From owner-svn-src-projects@FreeBSD.ORG  Tue Jan 31 15:19:03 2012
Return-Path: <owner-svn-src-projects@FreeBSD.ORG>
Delivered-To: svn-src-projects@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 6F2DF106566C;
	Tue, 31 Jan 2012 15:19:03 +0000 (UTC)
	(envelope-from gber@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 5E7DA8FC12;
	Tue, 31 Jan 2012 15:19:03 +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 q0VFJ3RY041591;
	Tue, 31 Jan 2012 15:19:03 GMT (envelope-from gber@svn.freebsd.org)
Received: (from gber@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id q0VFJ3Fx041589;
	Tue, 31 Jan 2012 15:19:03 GMT (envelope-from gber@svn.freebsd.org)
Message-Id: <201201311519.q0VFJ3Fx041589@svn.freebsd.org>
From: Grzegorz Bernacki <gber@FreeBSD.org>
Date: Tue, 31 Jan 2012 15:19:03 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-projects@freebsd.org
X-SVN-Group: projects
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r230809 - projects/armv6/sys/arm/arm
X-BeenThere: svn-src-projects@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the src &quot; projects&quot;
	tree" <svn-src-projects.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-projects>, 
	<mailto:svn-src-projects-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-projects>
List-Post: <mailto:svn-src-projects@freebsd.org>
List-Help: <mailto:svn-src-projects-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-projects>, 
	<mailto:svn-src-projects-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 31 Jan 2012 15:19:03 -0000

Author: gber
Date: Tue Jan 31 15:19:02 2012
New Revision: 230809
URL: http://svn.freebsd.org/changeset/base/230809

Log:
  pj4b: Fix data corruption in WB mode
  
  pj4b_idcache_wbinv_range function cleaned and invalidated wrong data range,
  thus causing data corruption.
  
  Submitted by: Lukasz Plachno
  Obtained from: Marvell, Semihalf

Modified:
  projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S

Modified: projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S
==============================================================================
--- projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S	Tue Jan 31 13:00:40 2012	(r230808)
+++ projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S	Tue Jan 31 15:19:02 2012	(r230809)
@@ -94,8 +94,6 @@ ENTRY(armv6_dcache_wbinv_all)
 	RET
 
 ENTRY(pj4b_idcache_wbinv_range)
-	sub	r1, r1, #1
-	add	r1, r0, r1
 	ldr	ip, .Lpj4b_cache_line_size
 	ldr	ip, [ip]
 	sub	r1, r1, #1		/* Don't overrun */