From owner-svn-src-user@FreeBSD.ORG Mon Aug 2 14:29:20 2010 Return-Path: <owner-svn-src-user@FreeBSD.ORG> Delivered-To: svn-src-user@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 397DE1065674; Mon, 2 Aug 2010 14:29:20 +0000 (UTC) (envelope-from nwhitehorn@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 282A18FC18; Mon, 2 Aug 2010 14:29:20 +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 o72ETK5X048715; Mon, 2 Aug 2010 14:29:20 GMT (envelope-from nwhitehorn@svn.freebsd.org) Received: (from nwhitehorn@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id o72ETKOe048713; Mon, 2 Aug 2010 14:29:20 GMT (envelope-from nwhitehorn@svn.freebsd.org) Message-Id: <201008021429.o72ETKOe048713@svn.freebsd.org> From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> Date: Mon, 2 Aug 2010 14:29:20 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org X-SVN-Group: user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r210768 - user/nwhitehorn/ps3/powerpc/ps3 X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" <svn-src-user.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>, <mailto:svn-src-user-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/svn-src-user> List-Post: <mailto:svn-src-user@freebsd.org> List-Help: <mailto:svn-src-user-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>, <mailto:svn-src-user-request@freebsd.org?subject=subscribe> X-List-Received-Date: Mon, 02 Aug 2010 14:29:20 -0000 Author: nwhitehorn Date: Mon Aug 2 14:29:19 2010 New Revision: 210768 URL: http://svn.freebsd.org/changeset/base/210768 Log: The boot firmware appears to set to priority for thread 2 to low, and leave thread 1 at high priority, with the result that booting is fast but thread 2 is extraordinarily slow. Set thread 1's priority to low so that they match. Modified: user/nwhitehorn/ps3/powerpc/ps3/platform_ps3.c Modified: user/nwhitehorn/ps3/powerpc/ps3/platform_ps3.c ============================================================================== --- user/nwhitehorn/ps3/powerpc/ps3/platform_ps3.c Mon Aug 2 13:40:53 2010 (r210767) +++ user/nwhitehorn/ps3/powerpc/ps3/platform_ps3.c Mon Aug 2 14:29:19 2010 (r210768) @@ -199,6 +199,12 @@ ps3_smp_start_cpu(platform_t plat, struc if (pc->pc_hwref != 1) return (ENXIO); + /* + * XXX: Set local thread priority to low, to match remote. + * XXX: Replace magic numbers with constants. + */ + mtspr(896, (mfspr(896) & 0xffffffff) | (0x1UL << 51)); + ap_pcpu = pc; *secondary_spin_sem = 1; powerpc_sync();