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=-6.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 21C61C33CB1 for ; Wed, 15 Jan 2020 15:48:59 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E0B342072B for ; Wed, 15 Jan 2020 15:48:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="EFbaZBQU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0B342072B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:56094 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1irkuf-0004Ig-9x for qemu-devel@archiver.kernel.org; Wed, 15 Jan 2020 10:48:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:49463) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1irkKY-0008TR-Ue for qemu-devel@nongnu.org; Wed, 15 Jan 2020 10:11:39 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1irkKX-0000CU-Ng for qemu-devel@nongnu.org; Wed, 15 Jan 2020 10:11:38 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:28725 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1irkKX-0000C3-KB for qemu-devel@nongnu.org; Wed, 15 Jan 2020 10:11:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1579101097; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=upnn6TZ2z+RGb5mRcWQbvzFreS/ItZVM5qv6MZwdjto=; b=EFbaZBQUCIngwOgnWSyOhJfdC4i1pq9BGDUwGOju6RQ6Od43Xq7yFY83788iR7frHKiy/O 7jQ4+NJAj5u3gjyHCP8CH4Wuf7BRRQAc+mWlsi01hHHokoqHD6WKbgb4AIPh9nSiViOzun 8/SHijDpxJFCHyCw5zjHPkyqazQ0sCQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-72-t5z0U2NHPiaBUxcnE7tcCg-1; Wed, 15 Jan 2020 10:11:35 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 965D611393DB; Wed, 15 Jan 2020 15:11:34 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq.redhat.com (dell-r430-03.lab.eng.brq.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7200C386; Wed, 15 Jan 2020 15:11:32 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v2 46/86] x86:pc: use memdev for RAM Date: Wed, 15 Jan 2020 16:07:01 +0100 Message-Id: <1579100861-73692-47-git-send-email-imammedo@redhat.com> In-Reply-To: <1579100861-73692-1-git-send-email-imammedo@redhat.com> References: <1579100861-73692-1-git-send-email-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: t5z0U2NHPiaBUxcnE7tcCg-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, mst@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" memory_region_allocate_system_memory() API is going away, so replace it with memdev allocated MemoryRegion. The later is initialized by generic code, so board only needs to opt in to memdev scheme by providing MachineClass::default_ram_id and using MachineState::ram instead of manually initializing RAM memory region. Signed-off-by: Igor Mammedov --- CC: mst@redhat.com CC: pbonzini@redhat.com CC: rth@twiddle.net CC: ehabkost@redhat.com --- hw/i386/pc.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 8054bc4..21b8290 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -935,7 +935,7 @@ void pc_memory_init(PCMachineState *pcms, MemoryRegion **ram_memory) { int linux_boot, i; - MemoryRegion *ram, *option_rom_mr; + MemoryRegion *option_rom_mr; MemoryRegion *ram_below_4g, *ram_above_4g; FWCfgState *fw_cfg; MachineState *machine =3D MACHINE(pcms); @@ -948,22 +948,20 @@ void pc_memory_init(PCMachineState *pcms, =20 linux_boot =3D (machine->kernel_filename !=3D NULL); =20 - /* Allocate RAM. We allocate it as a single memory region and use - * aliases to address portions of it, mostly for backwards compatibili= ty - * with older qemus that used qemu_ram_alloc(). + /* + * Split single memory region and use aliases to address portions of i= t, + * done for backwards compatibility with older qemus. */ - ram =3D g_malloc(sizeof(*ram)); - memory_region_allocate_system_memory(ram, NULL, "pc.ram", - machine->ram_size); - *ram_memory =3D ram; + *ram_memory =3D machine->ram; ram_below_4g =3D g_malloc(sizeof(*ram_below_4g)); - memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", ram, + memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", machine->= ram, 0, x86ms->below_4g_mem_size); memory_region_add_subregion(system_memory, 0, ram_below_4g); e820_add_entry(0, x86ms->below_4g_mem_size, E820_RAM); if (x86ms->above_4g_mem_size > 0) { ram_above_4g =3D g_malloc(sizeof(*ram_above_4g)); - memory_region_init_alias(ram_above_4g, NULL, "ram-above-4g", ram, + memory_region_init_alias(ram_above_4g, NULL, "ram-above-4g", + machine->ram, x86ms->below_4g_mem_size, x86ms->above_4g_mem_size); memory_region_add_subregion(system_memory, 0x100000000ULL, @@ -1950,6 +1948,7 @@ static void pc_machine_class_init(ObjectClass *oc, vo= id *data) mc->default_cpu_type =3D TARGET_DEFAULT_CPU_TYPE; mc->nvdimm_supported =3D true; mc->numa_mem_supported =3D true; + mc->default_ram_id =3D "pc.ram"; =20 object_class_property_add(oc, PC_MACHINE_DEVMEM_REGION_SIZE, "int", pc_machine_get_device_memory_region_size, NULL, --=20 2.7.4