From nobody Sun Feb 8 22:34:53 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1581961755191222.0741822006405; Mon, 17 Feb 2020 09:49:15 -0800 (PST) Received: from localhost ([::1]:49582 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j3kW9-0003im-Tn for importer@patchew.org; Mon, 17 Feb 2020 12:49:13 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:38414) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j3kJB-00024u-01 for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j3kJ9-00027P-4l for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:48 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:59256 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 1j3kJ8-00024v-Eu for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:46 -0500 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-276-JXs9eAuMOlGvkTDOdJb9OQ-1; Mon, 17 Feb 2020 12:35:41 -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 355331005513 for ; Mon, 17 Feb 2020 17:35:40 +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 849D690508; Mon, 17 Feb 2020 17:35:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1581960942; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RvevJYChloMMUxrh+iovKE1RK2c2j5q1Roqf6/8KVv8=; b=YfhFpDr6lABExSDS5bzlA1saa9boMu6w2Z6GPMeRn48qh2pk8Fce31E1ue1F6m3qJV1UaX kPTuPwJ1pN3lpL6hCXMWhDETPxl98OXYNjc1KcsjOSitm6Lvpl1l19lOtE1741ErkP37zU XFg2630MZM2sdpkw59nBHc6+4e7a+vo= From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v5 32/79] arm/vexpress: use memdev for RAM Date: Mon, 17 Feb 2020 12:34:05 -0500 Message-Id: <20200217173452.15243-33-imammedo@redhat.com> In-Reply-To: <20200217173452.15243-1-imammedo@redhat.com> References: <20200217173452.15243-1-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: JXs9eAuMOlGvkTDOdJb9OQ-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.120 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: Paolo Bonzini Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" 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: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/arm/vexpress.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/hw/arm/vexpress.c b/hw/arm/vexpress.c index 4673a88a8d..ed683eeea5 100644 --- a/hw/arm/vexpress.c +++ b/hw/arm/vexpress.c @@ -273,7 +273,6 @@ static void a9_daughterboard_init(const VexpressMachine= State *vms, { MachineState *machine =3D MACHINE(vms); MemoryRegion *sysmem =3D get_system_memory(); - MemoryRegion *ram =3D g_new(MemoryRegion, 1); MemoryRegion *lowram =3D g_new(MemoryRegion, 1); ram_addr_t low_ram_size; =20 @@ -283,8 +282,6 @@ static void a9_daughterboard_init(const VexpressMachine= State *vms, exit(1); } =20 - memory_region_allocate_system_memory(ram, NULL, "vexpress.highmem", - ram_size); low_ram_size =3D ram_size; if (low_ram_size > 0x4000000) { low_ram_size =3D 0x4000000; @@ -293,9 +290,10 @@ static void a9_daughterboard_init(const VexpressMachin= eState *vms, * address space should in theory be remappable to various * things including ROM or RAM; we always map the RAM there. */ - memory_region_init_alias(lowram, NULL, "vexpress.lowmem", ram, 0, low_= ram_size); + memory_region_init_alias(lowram, NULL, "vexpress.lowmem", machine->ram, + 0, low_ram_size); memory_region_add_subregion(sysmem, 0x0, lowram); - memory_region_add_subregion(sysmem, 0x60000000, ram); + memory_region_add_subregion(sysmem, 0x60000000, machine->ram); =20 /* 0x1e000000 A9MPCore (SCU) private memory region */ init_cpus(machine, cpu_type, TYPE_A9MPCORE_PRIV, 0x1e000000, pic, @@ -360,7 +358,6 @@ static void a15_daughterboard_init(const VexpressMachin= eState *vms, { MachineState *machine =3D MACHINE(vms); MemoryRegion *sysmem =3D get_system_memory(); - MemoryRegion *ram =3D g_new(MemoryRegion, 1); MemoryRegion *sram =3D g_new(MemoryRegion, 1); =20 { @@ -375,10 +372,8 @@ static void a15_daughterboard_init(const VexpressMachi= neState *vms, } } =20 - memory_region_allocate_system_memory(ram, NULL, "vexpress.highmem", - ram_size); /* RAM is from 0x80000000 upwards; there is no low-memory alias for it= . */ - memory_region_add_subregion(sysmem, 0x80000000, ram); + memory_region_add_subregion(sysmem, 0x80000000, machine->ram); =20 /* 0x2c000000 A15MPCore private memory region (GIC) */ init_cpus(machine, cpu_type, TYPE_A15MPCORE_PRIV, @@ -795,6 +790,7 @@ static void vexpress_class_init(ObjectClass *oc, void *= data) mc->init =3D vexpress_common_init; mc->max_cpus =3D 4; mc->ignore_memory_transaction_failures =3D true; + mc->default_ram_id =3D "vexpress.highmem"; } =20 static void vexpress_a9_class_init(ObjectClass *oc, void *data) --=20 2.18.1