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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 A3F0EC2D0C2 for ; Tue, 31 Dec 2019 13:50:05 +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 5B903206DB for ; Tue, 31 Dec 2019 13:50:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="TiYeLu/B" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5B903206DB 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]:42762 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1imHuN-0005Dc-UX for qemu-devel@archiver.kernel.org; Tue, 31 Dec 2019 08:50:03 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:57152) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1imHCc-00062x-S2 for qemu-devel@nongnu.org; Tue, 31 Dec 2019 08:04:52 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1imHCb-0004ie-A0 for qemu-devel@nongnu.org; Tue, 31 Dec 2019 08:04:50 -0500 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:20190 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 1imHCb-0004fq-3o for qemu-devel@nongnu.org; Tue, 31 Dec 2019 08:04:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1577797488; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=pZBavH5WV/00qROhH5w4eqiIIPNBMGIB2TbRu8PLVoI=; b=TiYeLu/BKdbJ2LeomwTxeg54xgbsJ2kMoL9/ibCNtBsWSpSidZtoYOyikTkf0ZSAHhSayB +MGKrGtg6wN5rG4sL6GORTZptkaQIpDbvRfFiMQnmUDaAsesQkoLKm2M9b403Epq5PgoVn OpJjH8YqzwQVrCXqMkokmENSiBlPN8U= 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-384-iyd-EJ-VPK2qNlH54HkvNw-1; Tue, 31 Dec 2019 08:04:42 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4F3B3477 for ; Tue, 31 Dec 2019 13:04:41 +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 C9A7E620A6 for ; Tue, 31 Dec 2019 13:04:40 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH 64/86] ppc:ppc405_boards: add RAM size checks Date: Tue, 31 Dec 2019 14:03:48 +0100 Message-Id: <1577797450-88458-65-git-send-email-imammedo@redhat.com> In-Reply-To: <1577797450-88458-1-git-send-email-imammedo@redhat.com> References: <1577797450-88458-1-git-send-email-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-MC-Unique: iyd-EJ-VPK2qNlH54HkvNw-1 X-Mimecast-Spam-Score: 0 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: 205.139.110.61 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" If user provided non-sense RAM size, board will ignore it and continue running with fixed RAM size. Also RAM is going to be allocated by generic code, so it won't be possible for board to fix CLI. Make it error message and exit to force user fix CLI, instead of accepting non-sense CLI values. PS: move fixed RAM size into mc->default_ram_size, so that generic code will know how much to allocate. Signed-off-by: Igor Mammedov --- hw/ppc/ppc405_boards.c | 36 +++++++++++++++++++++++------------- 1 file changed, 23 insertions(+), 13 deletions(-) diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c index 1f721fe..41aebbc 100644 --- a/hw/ppc/ppc405_boards.c +++ b/hw/ppc/ppc405_boards.c @@ -137,7 +137,7 @@ static void ref405ep_fpga_init(MemoryRegion *sysmem, ui= nt32_t base) =20 static void ref405ep_init(MachineState *machine) { - ram_addr_t ram_size =3D machine->ram_size; + MachineClass *mc =3D MACHINE_GET_CLASS(machine); const char *kernel_filename =3D machine->kernel_filename; const char *kernel_cmdline =3D machine->kernel_cmdline; const char *initrd_filename =3D machine->initrd_filename; @@ -161,15 +161,20 @@ static void ref405ep_init(MachineState *machine) DriveInfo *dinfo; MemoryRegion *sysmem =3D get_system_memory(); =20 + if (machine->ram_size !=3D mc->default_ram_size) { + error_report("Invalid RAM size, should be %" PRIi64 " Bytes", + mc->default_ram_size); + exit(EXIT_FAILURE); + } + /* XXX: fix this */ memory_region_allocate_system_memory(&ram_memories[0], NULL, "ef405ep.= ram", - 0x08000000); + machine->ram_size); ram_bases[0] =3D 0; - ram_sizes[0] =3D 0x08000000; + ram_sizes[0] =3D machine->ram_size; memory_region_init(&ram_memories[1], NULL, "ef405ep.ram1", 0); ram_bases[1] =3D 0x00000000; ram_sizes[1] =3D 0x00000000; - ram_size =3D 128 * MiB; env =3D ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, 33333333, &pic, kernel_filename =3D=3D NULL ? 0 : = 1); /* allocate SRAM */ @@ -227,7 +232,7 @@ static void ref405ep_init(MachineState *machine) if (linux_boot) { memset(&bd, 0, sizeof(bd)); bd.bi_memstart =3D 0x00000000; - bd.bi_memsize =3D ram_size; + bd.bi_memsize =3D machine->ram_size; bd.bi_flashstart =3D -bios_size; bd.bi_flashsize =3D -bios_size; bd.bi_flashoffset =3D 0; @@ -255,7 +260,7 @@ static void ref405ep_init(MachineState *machine) kernel_base =3D KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size =3D load_image_targphys(kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base)= ; if (kernel_size < 0) { error_report("could not load kernel '%s'", kernel_filename); exit(1); @@ -266,7 +271,7 @@ static void ref405ep_init(MachineState *machine) if (initrd_filename) { initrd_base =3D INITRD_LOAD_ADDR; initrd_size =3D load_image_targphys(initrd_filename, initrd_ba= se, - ram_size - initrd_base); + machine->ram_size - initrd_b= ase); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", initrd_filename); @@ -304,6 +309,7 @@ static void ref405ep_class_init(ObjectClass *oc, void *= data) =20 mc->desc =3D "ref405ep"; mc->init =3D ref405ep_init; + mc->default_ram_size =3D 0x08000000; } =20 static const TypeInfo ref405ep_type =3D { @@ -408,7 +414,7 @@ static void taihu_cpld_init(MemoryRegion *sysmem, uint3= 2_t base) =20 static void taihu_405ep_init(MachineState *machine) { - ram_addr_t ram_size =3D machine->ram_size; + MachineClass *mc =3D MACHINE_GET_CLASS(machine); const char *kernel_filename =3D machine->kernel_filename; const char *initrd_filename =3D machine->initrd_filename; char *filename; @@ -425,10 +431,13 @@ static void taihu_405ep_init(MachineState *machine) int fl_idx; DriveInfo *dinfo; =20 - /* RAM is soldered to the board so the size cannot be changed */ - ram_size =3D 0x08000000; + if (machine->ram_size !=3D mc->default_ram_size) { + error_report("Invalid RAM size, should be %" PRIi64 " Bytes", + mc->default_ram_size); + exit(EXIT_FAILURE); + } memory_region_allocate_system_memory(ram, NULL, "taihu_405ep.ram", - ram_size); + machine->ram_size); =20 ram_bases[0] =3D 0; ram_sizes[0] =3D 0x04000000; @@ -500,7 +509,7 @@ static void taihu_405ep_init(MachineState *machine) kernel_base =3D KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size =3D load_image_targphys(kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base)= ; if (kernel_size < 0) { error_report("could not load kernel '%s'", kernel_filename); exit(1); @@ -509,7 +518,7 @@ static void taihu_405ep_init(MachineState *machine) if (initrd_filename) { initrd_base =3D INITRD_LOAD_ADDR; initrd_size =3D load_image_targphys(initrd_filename, initrd_ba= se, - ram_size - initrd_base); + machine->ram_size - initrd_b= ase); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", initrd_filename); @@ -533,6 +542,7 @@ static void taihu_class_init(ObjectClass *oc, void *dat= a) =20 mc->desc =3D "taihu"; mc->init =3D taihu_405ep_init; + mc->default_ram_size =3D 0x08000000; } =20 static const TypeInfo taihu_type =3D { --=20 2.7.4