From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64D71C0044C for ; Mon, 29 Oct 2018 23:52:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 28EF62082D for ; Mon, 29 Oct 2018 23:52:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="WZJiJ7Fs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 28EF62082D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726701AbeJ3Inq (ORCPT ); Tue, 30 Oct 2018 04:43:46 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:37641 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725824AbeJ3Inp (ORCPT ); Tue, 30 Oct 2018 04:43:45 -0400 Received: by mail-pf1-f193.google.com with SMTP id j23-v6so4839002pfi.4; Mon, 29 Oct 2018 16:52:42 -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=wOKJE9uIABdH60US3sClxZQrg6R8PI279i9FOlxRlG4=; b=WZJiJ7FsHbbeZO/tb/j+6S3Yk1wYRnL75lNXEYERbkmvnjNG2uXoHgzIr4XbzLVfOK 7aVetERjzAO5EQfMfRY1G+h2EeJhdiMyehZUEDWsPPXX3hCcmANOJRtO8I0L1BsWbLBD Oi9aU5g/KYBdP2/wt0PfGRqlctLjW3Hcgao3BVaCdwbmAszwjxhPcspRvXbHsqvNUUtV VIGFdT5Ezm7cYkLJn82k4M0WO77ISyjSnHZvI6llxFKUoEDYKI7djvt6VdlBZ0+z1a5K ASlyo5+GxSFOPNNYXsfYPcTUqBfjx10fosupbrzRNRmyWFsR8kd5TwNZeP0GoI1NLZW5 M2mQ== 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=wOKJE9uIABdH60US3sClxZQrg6R8PI279i9FOlxRlG4=; b=EhjkDLeTrKvYpZv96LI8UPgSPo4GEG9L2ljPQBaleIIofTBcF1y7KyPfetAchcPwop /A0KfPBsvjeNXHkZu0zMK5MnOw+Z4YZtPsHffKU1Jz7scMpqabRpNG84ga1onXaIkId6 CB4GjgtkzcMROdIRF//i9t5TpbmcCLci2ldQMskt9MiBF8Cq97ilprZ9a4gcTRZMhy/D EKmVKtregipXXnh6+k/wkAR+wP0DFSqr+kpjAvIA2sIsD5gZelmx5kqeLSR90WUUqSlE xbXtL0L/TGCAWzRs3HRm1jXCT35yHxnBUrucZQopWPW3WUIJ49H6z1ubULvUDAIZZfXR 2CQw== X-Gm-Message-State: AGRZ1gJIND/ttWhBl2KMcem6nMOAP6B9DBUr67MyElonVScyBC+twgMm uGOOQTEWvmI1IcozW1GO6wgDmHoj X-Google-Smtp-Source: AJdET5f47m1khXFFfa05z8/iowOKmbFK5hnpI9SiwtLHld0dxYAF5hEKNCViFgZU9rKJo/TtkHsh8A== X-Received: by 2002:a62:460c:: with SMTP id t12-v6mr510305pfa.206.1540857161524; Mon, 29 Oct 2018 16:52:41 -0700 (PDT) Received: from fainelli-desktop.igp.broadcom.net ([192.19.223.250]) by smtp.gmail.com with ESMTPSA id k13-v6sm22537981pff.30.2018.10.29.16.52.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Oct 2018 16:52:40 -0700 (PDT) From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: Florian Fainelli , Catalin Marinas , Will Deacon , Rob Herring , Frank Rowand , Andrew Morton , Marc Zyngier , Russell King , Andrey Ryabinin , Andrey Konovalov , Masahiro Yamada , Robin Murphy , Laura Abbott , Stefan Agner , Johannes Weiner , Greg Hackmann , Kristina Martsenko , CHANDAN VN , linux-arm-kernel@lists.infradead.org (moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE), rppt@linux.ibm.com, linux@armlinux.org.uk, green.hu@gmail.com, deanbo422@gmail.com, gxt@pku.edu.cn, ard.biesheuvel@linaro.org Subject: [PATCH 4/6] of/fdt: Populate phys_initrd_start/phys_initrd_size from FDT Date: Mon, 29 Oct 2018 16:52:04 -0700 Message-Id: <20181029235206.30060-5-f.fainelli@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181029235206.30060-1-f.fainelli@gmail.com> References: <20181029235206.30060-1-f.fainelli@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If the architecture implements ARCH_HAS_PHYS_INITRD, make the FDT scanning code populate the physical address of the start of the FDT and its size. Signed-off-by: Florian Fainelli --- arch/arm/mm/init.c | 2 +- drivers/of/fdt.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 8f364aa24172..517e95cfb5d2 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -237,7 +237,7 @@ static void __init arm_initrd_init(void) phys_addr_t start; unsigned long size; - /* FDT scan will populate initrd_start */ + /* FDT scan will populate initrd_start and phys_initrd_start */ if (initrd_start && !phys_initrd_size) { phys_initrd_start = __virt_to_phys(initrd_start); phys_initrd_size = initrd_end - initrd_start; diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 76c83c1ffeda..313cd4f24258 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -899,6 +899,10 @@ static void __early_init_dt_declare_initrd(unsigned long start, initrd_start = (unsigned long)__va(start); initrd_end = (unsigned long)__va(end); initrd_below_start_ok = 1; +#ifdef CONFIG_ARCH_HAS_PHYS_INITRD + phys_initrd_start = start; + phys_initrd_size = end - start; +#endif } #endif -- 2.17.1