From patchwork Tue Apr 25 07:56:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Henry Wang X-Patchwork-Id: 13222982 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B137EC77B76 for ; Tue, 25 Apr 2023 07:57:35 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.525754.817177 (Exim 4.92) (envelope-from ) id 1prDYE-0006G1-UQ; Tue, 25 Apr 2023 07:57:26 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 525754.817177; Tue, 25 Apr 2023 07:57:26 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1prDYE-0006Fs-RC; Tue, 25 Apr 2023 07:57:26 +0000 Received: by outflank-mailman (input) for mailman id 525754; Tue, 25 Apr 2023 07:57:25 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1prDYD-0005uB-Ol for xen-devel@lists.xenproject.org; Tue, 25 Apr 2023 07:57:25 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-flk1.inumbo.com (Halon) with ESMTP id d0231bcb-e33e-11ed-8611-37d641c3527e; Tue, 25 Apr 2023 09:57:24 +0200 (CEST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5E193D75; Tue, 25 Apr 2023 00:58:07 -0700 (PDT) Received: from a015966.shanghai.arm.com (a015966.shanghai.arm.com [10.169.190.5]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 0BA1B3F587; Tue, 25 Apr 2023 00:57:20 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: d0231bcb-e33e-11ed-8611-37d641c3527e From: Henry Wang To: xen-devel@lists.xenproject.org Cc: Wei Chen , Stefano Stabellini , Julien Grall , Bertrand Marquis , Volodymyr Babchuk , Henry Wang Subject: [PATCH v4 04/17] xen/arm: use arch_get_ram_range to get memory ranges from bootinfo Date: Tue, 25 Apr 2023 15:56:42 +0800 Message-Id: <20230425075655.4037980-5-Henry.Wang@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230425075655.4037980-1-Henry.Wang@arm.com> References: <20230425075655.4037980-1-Henry.Wang@arm.com> MIME-Version: 1.0 From: Wei Chen Implement the same helper "arch_get_ram_range" as x86 for NUMA code to get memory bank from Arm bootinfo. Signed-off-by: Wei Chen Signed-off-by: Henry Wang --- v3 -> v4: 1. No change. v2 -> v3: 1. No change. v1 -> v2: 1. Use arch_get_ram_range instead of arch_get_memory_map. --- xen/arch/arm/numa.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/xen/arch/arm/numa.c b/xen/arch/arm/numa.c index e4f75f314b..3fee3789c7 100644 --- a/xen/arch/arm/numa.c +++ b/xen/arch/arm/numa.c @@ -103,3 +103,14 @@ unsigned char __node_distance(nodeid_t from, nodeid_t to) return node_distance_map[from][to]; } + +int __init arch_get_ram_range(unsigned int idx, paddr_t *start, paddr_t *end) +{ + if ( idx >= bootinfo.mem.nr_banks ) + return -ENOENT; + + *start = bootinfo.mem.bank[idx].start; + *end = *start + bootinfo.mem.bank[idx].size; + + return 0; +}