From patchwork Mon Jun 19 10:35:49 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Neuling X-Patchwork-Id: 777683 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3wrnSj6DRBz9s89 for ; Mon, 19 Jun 2017 20:36:05 +1000 (AEST) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3wrnSj4YRfzDqgt for ; Mon, 19 Jun 2017 20:36:05 +1000 (AEST) X-Original-To: skiboot@lists.ozlabs.org Delivered-To: skiboot@lists.ozlabs.org Received: from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3wrnSc2l3vzDqMP for ; Mon, 19 Jun 2017 20:36:00 +1000 (AEST) Received: from localhost.localdomain (localhost [127.0.0.1]) by ozlabs.org (Postfix) with ESMTP id 3wrnSc1c2jz9s4s; Mon, 19 Jun 2017 20:36:00 +1000 (AEST) Received: by localhost.localdomain (Postfix, from userid 1000) id 15DCCEEE0F8; Mon, 19 Jun 2017 20:36:00 +1000 (AEST) From: Michael Neuling To: stewart@linux.vnet.ibm.com Date: Mon, 19 Jun 2017 20:35:49 +1000 Message-Id: <20170619103549.31068-1-mikey@neuling.org> X-Mailer: git-send-email 2.11.0 Subject: [Skiboot] [PATCH] Update default TSCR for P9 X-BeenThere: skiboot@lists.ozlabs.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Mailing list for skiboot development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: skiboot@lists.ozlabs.org, mikey@neuling.org MIME-Version: 1.0 Errors-To: skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Skiboot" Update default TSCR value for P9 as recommended by HW folk. Signed-off-by: Michael Neuling --- asm/head.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/asm/head.S b/asm/head.S index 8e33f22969..5c40813ff7 100644 --- a/asm/head.S +++ b/asm/head.S @@ -725,6 +725,9 @@ init_shared_sprs: b 9f 4: /* P9 */ + /* TSCR: Recommended value by HW folks */ + LOAD_IMM32(%r3,0x80287880) + mtspr SPR_TSCR, %r3 /* HID0: Clear bit 5 (enable core recovery) * Clear bit 4 (HILE) */