From patchwork Tue Jun 19 11:00:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 931534 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="lFB17Lla"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 4194nh4kvFz9s7F for ; Tue, 19 Jun 2018 21:03:20 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965941AbeFSLDD (ORCPT ); Tue, 19 Jun 2018 07:03:03 -0400 Received: from mail-lf0-f67.google.com ([209.85.215.67]:42824 "EHLO mail-lf0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937685AbeFSLC7 (ORCPT ); Tue, 19 Jun 2018 07:02:59 -0400 Received: by mail-lf0-f67.google.com with SMTP id z207-v6so8072944lff.9; Tue, 19 Jun 2018 04:02:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=+7g9Lwn3g6LuKjXiq01IIe6bion0z2zfgyBdmexeaq0=; b=lFB17LlagojzCXLLVQVEshwArZ0Eoupfy0hplkOBzXxjvpJELlSvllcArfYaE2StoU y6/dYRZIID0/di2DKv7sifqCitFMKoCZ07GVxJ9gkIIxhM0F8rxyY9H9Os+ty1AZz5EU q/XrJBk62EkZqPKU4Jb2iTOdxB7TJAQwWH2MpMWER0/2BII79jYH85cq7dXj7IOj02ep GprahMmSJhGdmNsAr0jIXTC0i7ruglYZj2aFdrsm9EU9SlIt3wfPfLri0hy1i6dul6bv kWNPv4xcGpquYEnU5P8qasc1lTZ35wdBOfzM6/Z3YVrSeXaQtDKFD6ykLIZ2oQslAsOx KJiQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=+7g9Lwn3g6LuKjXiq01IIe6bion0z2zfgyBdmexeaq0=; b=XsibLDamQp5gUhB2AdIR/rCDNim3yOCwhyXW2bW9YDk+Lub12cj7iCCZWJ9KMiCxwt cOUCAPQ2AiLlidN5+sM1N90dPPaCC6Wf4Ry8WvC9Jzk2y27TycI5tovKFhIWJFZ9M5sU EKdlFTWXVEl0wWQbwiPLh4k78jNcSFFM9cfXC1f8ElYXwo+fCuJW/OP1gYyPb2xjY6Cb va7JFBhpLC5/qqdnZmvwbYtd7/PuEGLOQlXM/ZnZk6k45lH4BSuMqKrB70QCXaorjo1y Rys1Yd3JB6F8LWrpSPNwxaCkp5377I8WdewlKmCKh6IHqlYfDbL+vjEwlHRf5dEMKpgD Mltw== X-Gm-Message-State: APt69E11ZW9KpHY1YpF2arEos6/h6GAbPAvEh0gpg/xU1Ti/MJ6jLs5A e8G0HwFa1rgZT7jXXc2F6oY= X-Google-Smtp-Source: ADUXVKKbgOLhXETgD96OHfSKqB/Efz4Xlo+/FOQ8knw/jAPXmqlBdyrlbH8+fM+KzHNzFBqVyjOvZA== X-Received: by 2002:a19:a78a:: with SMTP id q132-v6mr1496069lfe.126.1529406177721; Tue, 19 Jun 2018 04:02:57 -0700 (PDT) Received: from localhost.localdomain (109-252-91-84.nat.spd-mgts.ru. [109.252.91.84]) by smtp.gmail.com with ESMTPSA id m84-v6sm3118543lje.91.2018.06.19.04.02.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 19 Jun 2018 04:02:57 -0700 (PDT) From: Dmitry Osipenko To: Russell King , Thierry Reding , Jonathan Hunter Cc: linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peter Geis , =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Subject: [PATCH v2 5/5] ARM: tegra: Always boot CPU in ARM-mode Date: Tue, 19 Jun 2018 14:00:27 +0300 Message-Id: <20180619110027.16935-6-digetx@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180619110027.16935-1-digetx@gmail.com> References: <20180619110027.16935-1-digetx@gmail.com> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org CPU always jumps into the reset handler in ARM-mode from the Trusted Foundations firmware, hence make CPU to always jump into kernel in ARM-mode regardless of the firmware presence to support Thumb2 kernel + TF case. Signed-off-by: Dmitry Osipenko --- arch/arm/mach-tegra/reset-handler.S | 1 + arch/arm/mach-tegra/reset.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S index e9f2a7775998..8eda5c786f50 100644 --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -113,6 +113,7 @@ ENTRY(__tegra_cpu_reset_handler_start) * must be position-independent. */ + .arm .align L1_CACHE_SHIFT ENTRY(__tegra_cpu_reset_handler) diff --git a/arch/arm/mach-tegra/reset.c b/arch/arm/mach-tegra/reset.c index b02ae7699842..3f1ef4561298 100644 --- a/arch/arm/mach-tegra/reset.c +++ b/arch/arm/mach-tegra/reset.c @@ -97,7 +97,7 @@ void __init tegra_cpu_reset_handler_init(void) __tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_PRESENT] = *((u32 *)cpu_possible_mask); __tegra_cpu_reset_handler_data[TEGRA_RESET_STARTUP_SECONDARY] = - __pa_symbol((void *)secondary_startup); + __pa_symbol((void *)secondary_startup_arm); #endif #ifdef CONFIG_PM_SLEEP