From patchwork Sat Nov 10 21:18:09 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= X-Patchwork-Id: 996012 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=rere.qmqm.pl Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="exD4fBfP"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="nOYVEiXg"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=rere.qmqm.pl header.i=@rere.qmqm.pl header.b="T4UtBfbH"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 42sqdD72npz9s7h for ; Sun, 11 Nov 2018 08:18:40 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:MIME-Version:Subject:From:References :In-Reply-To:Message-Id:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=mUAewLklGJjIucD8cdlbSMGv003F9wX7x7dKKe5yJBc=; b=exD4fBfPBNsrAF PX2JlsYfwocXZw6eUwBj1CfXLCvFAw0UPw4hpSwAjXAbGv36ORqVZOVllUGM9Ui3gedkn0jUyrjN4 krTidduzK5IlKwXxDktwlqQFQhLMHmgMU0RwXEfIp3kNhOPgQ6C3yOO7azOzVT+VCrEqLJkfUt2ch MoALukJpg9muJ3zEJQ77l4EA04uvYlwqwiBiaRdC1NUMVZ+M/iUwW1/t+AY5kWYQXo2PpBjMJff5v HLtiTTW5yADgaZflQ0dT/Q3HziyYOMdkif5dzY6HkHyF9DzXKZlmk2/4BUxrEDJTDWKnh7ocwvlb9 6HbBbfj/HlLiOaI1Uf1g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gLaeI-0000SN-FK; Sat, 10 Nov 2018 21:18:34 +0000 Received: from merlin.infradead.org ([2001:8b0:10b:1231::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gLae8-0000Jr-15 for linux-arm-kernel@bombadil.infradead.org; Sat, 10 Nov 2018 21:18:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Cc:To:Content-Transfer-Encoding: Content-Type:MIME-Version:Subject:From:References:In-Reply-To:Message-Id:Date :Sender:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=ZmTmYTSJewsjzwoAeO4OWgSrdo8UblePtMWLPSwyRjY=; b=nOYVEiXgmcYh2s9zgKE1vzH61f Ny8N7US6yKTYuq4iepphq+SWJyTm9hyf91OybxReV0PROTP5j6HZ0WgZEweA84GNje+Lso1yEPgl9 zwrQ47T1S+w89J9aDUQAvQaoOXA5AI925T0wutG2M5k3IzrptZW/o8Caoli/x1Tb61lC7QgBFqpiT 1MmyQgMxU/zVPhRPiCrt6gvVqMDqiNEkTXH07ZfXelQz+Y3/cSICprxeXZcYM2voIn0fveFLR6LFh 8r/I1TJmV/UYjhb+o0BarJg89FiFf1VC2bpP9jaF05gfC1DUkPAFk+F5nv4teyEbBjDXNFZW7ea2s TuJR4Jqg==; Received: from rere.qmqm.pl ([91.227.64.183]) by merlin.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gLae4-00008Q-PR for linux-arm-kernel@lists.infradead.org; Sat, 10 Nov 2018 21:18:22 +0000 Received: from remote.user (localhost [127.0.0.1]) by rere.qmqm.pl (Postfix) with ESMTPSA id 42sqbV2TFgzSP; Sat, 10 Nov 2018 22:17:10 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rere.qmqm.pl; s=1; t=1541884630; bh=a2zvD6fDwiGmTs7yAJQTzM//ZEEPCAiduE0XRDrFnec=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=T4UtBfbH08BEDjXTDzGoFv3V8//CdmuMVCLvJS86z32DMNtWnKjVabjAZYKpZ/XfN e4WEG86RmCZRhqC3wOTIGD103W6aUylwUsOfcm75JDHO8uX6hnv8lg4C3szdn09XXC ITCFduwLVMKIir0NJPdXmZIaFa8XKp79CpnIMFu2Z0NSqK6jMbrknF3FFJv5z5ZZk6 klXvxGy6Mq15r8lFcrCNvEzgNj408Fql780CxstKDTkZZX/7uHFYF+8yFPetRFtWej 8WmsLCiCD+DlQ2XfybaGYQ57ERyvhCL1cXqtlXQ48hsZ7UPHxzDD4VBCJm3DR3IKFG kFA6GfdeAtXLQ== X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.100.2 at mail Date: Sat, 10 Nov 2018 22:18:09 +0100 Message-Id: In-Reply-To: References: From: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Subject: [PATCH 2/2] ARM: tegra: avoid touching Secure registers in reset handler MIME-Version: 1.0 To: linux-tegra@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181110_161821_040539_D77C57DB X-CRM114-Status: UNSURE ( 8.53 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.1 (/) X-Spam-Report: SpamAssassin version 3.4.2 on merlin.infradead.org summary: Content analysis details: (-0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dmitry Osipenko , Thierry Reding , Russell King , linux-arm-kernel@lists.infradead.org, Jonathan Hunter Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org This allows secondary CPUs to boot with Trusted Foundations firmware. Signed-off-by: Michał Mirosław --- arch/arm/mach-tegra/reset-handler.S | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S index fe4c568aeace..56300ec9f1a0 100644 --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -139,6 +139,13 @@ ENTRY(__tegra_cpu_reset_handler) cpsid aif, 0x13 @ SVC mode, interrupts disabled tegra_get_soc_id TEGRA_APB_MISC_BASE, r6 + +#ifdef CONFIG_TRUSTED_FOUNDATIONS + adr r3, __tegra_cpu_reset_handler_data + ldr r0, [r3, #RESET_DATA(TF_PRESENT)] + cmp r0, #0 + bne after_errata +#endif /* CONFIG_TRUSTED_FOUNDATIONS */ #ifdef CONFIG_ARCH_TEGRA_2x_SOC t20_check: cmp r6, #TEGRA20