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=-6.5 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 81BD0C34047 for ; Wed, 19 Feb 2020 16:31:52 +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 4AED42067D for ; Wed, 19 Feb 2020 16:31:52 +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="hglaHZhv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4AED42067D 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]:55864 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j4SGN-0002bd-D8 for qemu-devel@archiver.kernel.org; Wed, 19 Feb 2020 11:31:51 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37509) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j4Rw4-0003f6-QL for qemu-devel@nongnu.org; Wed, 19 Feb 2020 11:10:53 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j4Rw3-0000y6-Ho for qemu-devel@nongnu.org; Wed, 19 Feb 2020 11:10:52 -0500 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:27145 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j4Rw3-0000xi-Dl for qemu-devel@nongnu.org; Wed, 19 Feb 2020 11:10:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1582128650; 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=4mNsQ9XWjm+fSGV4BVtYfLqJwb4B0rhJuq5JM1H0ro0=; b=hglaHZhvPpxrI8ifVJro4h1bVu6EBXUERtqYY6gZTLSO7Kox/1Zat3Zd84OYaMIa0AxOvF Art03QxEDifdiHHTkk/8/4HCCzTsOmNMWVyYVodxGKBa4ejVpKvG+mkcP3tdJtI2OXaAE1 I7efIYgVFBOx9sKr1FC7OSR4bn56mik= 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-174-X1ZeSQSsMRewigCKZ_dAkQ-1; Wed, 19 Feb 2020 11:10:47 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C7FC31B2C9A8; Wed, 19 Feb 2020 16:10:46 +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 9F3BD48; Wed, 19 Feb 2020 16:10:45 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v6 43/79] x86/pc: use memdev for RAM Date: Wed, 19 Feb 2020 11:09:17 -0500 Message-Id: <20200219160953.13771-44-imammedo@redhat.com> In-Reply-To: <20200219160953.13771-1-imammedo@redhat.com> References: <20200219160953.13771-1-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: X1ZeSQSsMRewigCKZ_dAkQ-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] X-Received-From: 205.139.110.61 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: Paolo Bonzini , 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 Reviewed-by: Michael S. Tsirkin Reviewed-by: Richard Henderson --- 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 2ddce4230a..6ab4acb0c6 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -937,7 +937,7 @@ 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); @@ -950,22 +950,20 @@ 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, @@ -1952,6 +1950,7 @@ 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 2.18.1