Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756734Ab3JGQgQ (ORCPT ); Mon, 7 Oct 2013 12:36:16 -0400 Received: from mail-yh0-f48.google.com ([209.85.213.48]:47148 "EHLO mail-yh0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756470Ab3JGQgM (ORCPT ); Mon, 7 Oct 2013 12:36:12 -0400 From: Rob Herring To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Grant Likely , Rob Herring , Russell King , linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 20/29] arm: set initrd_start/initrd_end for fdt scan Date: Mon, 7 Oct 2013 11:29:28 -0500 Message-Id: <1381163377-21044-21-git-send-email-robherring2@gmail.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1381163377-21044-1-git-send-email-robherring2@gmail.com> References: <1381163377-21044-1-git-send-email-robherring2@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1891 Lines: 53 From: Rob Herring In order to unify the initrd scanning for DT across architectures, make arm set initrd_start and initrd_end instead of the physical addresses. This is aligned with all other architectures. Signed-off-by: Rob Herring Cc: Russell King Cc: linux-arm-kernel@lists.infradead.org Acked-by: Grant Likely --- arch/arm/mm/init.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index febaee7..9eeb1cd 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -77,11 +77,11 @@ static int __init parse_tag_initrd2(const struct tag *tag) __tagtable(ATAG_INITRD2, parse_tag_initrd2); -#ifdef CONFIG_OF_FLATTREE +#if defined(CONFIG_OF_FLATTREE) && defined(CONFIG_BLK_DEV_INITRD) void __init early_init_dt_setup_initrd_arch(u64 start, u64 end) { - phys_initrd_start = start; - phys_initrd_size = end - start; + initrd_start = (unsigned long)__va(start); + initrd_end = (unsigned long)__va(end); } #endif /* CONFIG_OF_FLATTREE */ @@ -351,6 +351,11 @@ void __init arm_memblock_init(struct meminfo *mi, memblock_reserve(__pa(_stext), _end - _stext); #endif #ifdef CONFIG_BLK_DEV_INITRD + /* FDT scan will populate initrd_start */ + if (initrd_start) { + phys_initrd_start = __virt_to_phys(initrd_start); + phys_initrd_size = initrd_end - initrd_start; + } if (phys_initrd_size && !memblock_is_region_memory(phys_initrd_start, phys_initrd_size)) { pr_err("INITRD: 0x%08llx+0x%08lx is not a memory region - disabling initrd\n", -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/