From nobody Thu Nov 13 20:40:39 2025 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=fail; 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=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1582580579; cv=none; d=zohomail.com; s=zohoarc; b=cOUeOCu1JaRXXPJ13Bj3qfgjyg+6T8LsVxPhzHld8EcUEB9lUvdoZjVxEVcrbAmtgLvNfHZxP5owqgbTTV+ae8B5VVdWjs9zwr5tYVEpLCjBY5Q96/pceD/AEA+KpwArSc3nGK5m4QeBxYrQd1+6nXGCr1mFNkyx3DPWTtgFaCs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1582580579; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=EJ6nybCOc2PUBAOje33aa01DAeFm33Ptzm0BhXgaMB8=; b=jB4f0hpuPIY8FW5ODD3nh4BLeTWHrJeQAmmNyDApy/HzZ/IZaoCfWQxeYSOFpvxYt7wVD+jZ4oX0/hRu2Mh0pugZOfnybatSlFSqh4bSJ0NODCydbTW43AkqRkeiX7yeYxN1UYM0Swr/ZWvuu3y/Bip6h2iHxz3yszb2dnZ4s+c= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; 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=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1582580579085355.88875776919576; Mon, 24 Feb 2020 13:42:59 -0800 (PST) Received: from localhost ([::1]:44344 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j6LVB-00034j-Po for importer@patchew.org; Mon, 24 Feb 2020 16:42:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:52490) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j6Kpg-0004bH-DF for qemu-devel@nongnu.org; Mon, 24 Feb 2020 16:00:05 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j6Kpf-0006Nn-5K for qemu-devel@nongnu.org; Mon, 24 Feb 2020 16:00:04 -0500 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:54330 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 1j6Kpf-0006Lu-0w for qemu-devel@nongnu.org; Mon, 24 Feb 2020 16:00:03 -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-463-MenuiiyUMWeXQD373e_pzQ-1; Mon, 24 Feb 2020 16:00:00 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 605D08017CC; Mon, 24 Feb 2020 20:59:56 +0000 (UTC) Received: from x1w.redhat.com (ovpn-205-162.brq.redhat.com [10.40.205.162]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1A50C5C651; Mon, 24 Feb 2020 20:59:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1582578002; 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=EJ6nybCOc2PUBAOje33aa01DAeFm33Ptzm0BhXgaMB8=; b=OqVAlVD+OJAqW9z/CJhV5mJS+8BrQoC8dzLepMtlf52ypYYQrhAPMUUopBmjdVT6lQOmX3 fiK6lHucEs1VunppfwTTnCSHIYQMISFZjWQfrrfvJp05EDPhGlHkNt7fzeu6stmFlp/4+z UkXksqI6ZhME7V9a4MROrcygAZOy7lc= X-MC-Unique: MenuiiyUMWeXQD373e_pzQ-1 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org, Paolo Bonzini , Peter Maydell Subject: [PATCH RESEND v2 17/32] hw/ppc/ppc405: Use memory_region_init_rom() with read-only regions Date: Mon, 24 Feb 2020 21:55:18 +0100 Message-Id: <20200224205533.23798-18-philmd@redhat.com> In-Reply-To: <20200224205533.23798-1-philmd@redhat.com> References: <20200224205533.23798-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 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] [fuzzy] X-Received-From: 207.211.31.81 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: Sagar Karandikar , "Michael S. Tsirkin" , Jason Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Mark Cave-Ayland , KONRAD Frederic , Alistair Francis , "Edgar E. Iglesias" , Subbaraya Sundeep , qemu-block@nongnu.org, Magnus Damm , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Joel Stanley , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Aleksandar Rikalo , David Gibson , Artyom Tarasenko , Eduardo Habkost , Jean-Christophe Dubois , Alistair Francis , Fabien Chouteau , qemu-arm@nongnu.org, Peter Chubb , Palmer Dabbelt , Richard Henderson , Kevin Wolf , qemu-riscv@nongnu.org, Igor Mitsyanko , Bastian Koppelmann , Laurent Vivier , Max Reitz , Michael Walle , qemu-ppc@nongnu.org, Aleksandar Markovic , Aurelien Jarno Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" The scripts/coccinelle/memory-region-housekeeping.cocci reported: * TODO [[view:./hw/ppc/ppc405_boards.c::face=3Dovl-face1::linb=3D195::colb= =3D8::cole=3D30][potential use of memory_region_init_rom*() in ./hw/ppc/pp= c405_boards.c::195]] * TODO [[view:./hw/ppc/ppc405_boards.c::face=3Dovl-face1::linb=3D464::colb= =3D8::cole=3D30][potential use of memory_region_init_rom*() in ./hw/ppc/pp= c405_boards.c::464]] We can indeed replace the memory_region_init_ram() and memory_region_set_readonly() calls by memory_region_init_rom(). Signed-off-by: Philippe Mathieu-Daud=C3=A9 Acked-by: David Gibson --- hw/ppc/ppc405_boards.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c index 1f721feed6..5afe023253 100644 --- a/hw/ppc/ppc405_boards.c +++ b/hw/ppc/ppc405_boards.c @@ -192,7 +192,7 @@ static void ref405ep_init(MachineState *machine) #endif { bios =3D g_new(MemoryRegion, 1); - memory_region_init_ram(bios, NULL, "ef405ep.bios", BIOS_SIZE, + memory_region_init_rom(bios, NULL, "ef405ep.bios", BIOS_SIZE, &error_fatal); =20 if (bios_name =3D=3D NULL) @@ -216,7 +216,6 @@ static void ref405ep_init(MachineState *machine) /* Avoid an uninitialized variable warning */ bios_size =3D -1; } - memory_region_set_readonly(bios, true); } /* Register FPGA */ ref405ep_fpga_init(sysmem, 0xF0300000); @@ -461,7 +460,7 @@ static void taihu_405ep_init(MachineState *machine) if (bios_name =3D=3D NULL) bios_name =3D BIOS_FILENAME; bios =3D g_new(MemoryRegion, 1); - memory_region_init_ram(bios, NULL, "taihu_405ep.bios", BIOS_SIZE, + memory_region_init_rom(bios, NULL, "taihu_405ep.bios", BIOS_SIZE, &error_fatal); filename =3D qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { @@ -479,7 +478,6 @@ static void taihu_405ep_init(MachineState *machine) error_report("Could not load PowerPC BIOS '%s'", bios_name); exit(1); } - memory_region_set_readonly(bios, true); } /* Register Linux flash */ dinfo =3D drive_get(IF_PFLASH, 0, fl_idx); --=20 2.21.1