From patchwork Tue Feb 11 09:23:15 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 13969752 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 9F754C021A2 for ; Tue, 11 Feb 2025 09:26:33 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1thmV8-00036r-Pj; Tue, 11 Feb 2025 04:24:18 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1thmUu-0002Pd-Er for qemu-devel@nongnu.org; Tue, 11 Feb 2025 04:24:04 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1thmUs-00034Y-JC for qemu-devel@nongnu.org; Tue, 11 Feb 2025 04:24:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1739265839; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=XDe69REBwANjG/ksvGk7MhbAEdcoWWDQGF+7LC7014Q=; b=HUNNcJqfoCncDpgW+6FY6BblHx/uw6fNsuIezQDvfQiEj/2sinfGD33ZpDeUU7HIgQexpW +BSt2Wo7ZZ6UWjI1RE7zcBSjVUZY7gicYxjW1n9DpAdbZuawD5T6fr7PdtSTkjeC+QROHI xSevWmLY6HUAFb6j/mfmzbow3e3rLBE= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-126-xOqvmH6xPlG0jkKY0UEuBQ-1; Tue, 11 Feb 2025 04:23:56 -0500 X-MC-Unique: xOqvmH6xPlG0jkKY0UEuBQ-1 X-Mimecast-MFC-AGG-ID: xOqvmH6xPlG0jkKY0UEuBQ Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id CDAC5180036F; Tue, 11 Feb 2025 09:23:54 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.44.32.57]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 8896F180087B; Tue, 11 Feb 2025 09:23:54 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id A69A21800618; Tue, 11 Feb 2025 10:23:25 +0100 (CET) From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: Gerd Hoffmann , graf@amazon.com, Eric Blake , Peter Maydell , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Thomas Huth , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , qemu-arm@nongnu.org, Michael Roth , Markus Armbruster , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Ard Biesheuvel Subject: [PATCH v3 17/23] hw/uefi: add uefi-vars-sysbus device Date: Tue, 11 Feb 2025 10:23:15 +0100 Message-ID: <20250211092324.965440-18-kraxel@redhat.com> In-Reply-To: <20250211092324.965440-1-kraxel@redhat.com> References: <20250211092324.965440-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Received-SPF: pass client-ip=170.10.133.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.388, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org This adds sysbus bindings for the variable service. Signed-off-by: Gerd Hoffmann --- hw/uefi/var-service-sysbus.c | 89 ++++++++++++++++++++++++++++++++++++ hw/uefi/meson.build | 3 +- 2 files changed, 91 insertions(+), 1 deletion(-) create mode 100644 hw/uefi/var-service-sysbus.c diff --git a/hw/uefi/var-service-sysbus.c b/hw/uefi/var-service-sysbus.c new file mode 100644 index 000000000000..1815c0b8d27f --- /dev/null +++ b/hw/uefi/var-service-sysbus.c @@ -0,0 +1,89 @@ +/* + * SPDX-License-Identifier: GPL-2.0-or-later + * + * uefi vars device - sysbus variant. + */ +#include "qemu/osdep.h" +#include "migration/vmstate.h" + +#include "hw/qdev-properties.h" +#include "hw/sysbus.h" + +#include "hw/uefi/var-service.h" +#include "hw/uefi/var-service-api.h" + +OBJECT_DECLARE_SIMPLE_TYPE(uefi_vars_sysbus_state, UEFI_VARS_SYSBUS) + +struct uefi_vars_sysbus_state { + SysBusDevice parent_obj; + struct uefi_vars_state state; +}; + +static const VMStateDescription vmstate_uefi_vars_sysbus = { + .name = TYPE_UEFI_VARS_SYSBUS, + .fields = (VMStateField[]) { + VMSTATE_STRUCT(state, uefi_vars_sysbus_state, 0, + vmstate_uefi_vars, uefi_vars_state), + VMSTATE_END_OF_LIST() + } +}; + +static const Property uefi_vars_sysbus_properties[] = { + DEFINE_PROP_SIZE("size", uefi_vars_sysbus_state, state.max_storage, + 256 * 1024), + DEFINE_PROP_STRING("jsonfile", uefi_vars_sysbus_state, state.jsonfile), + DEFINE_PROP_BOOL("force-secure-boot", uefi_vars_sysbus_state, + state.force_secure_boot, false), + DEFINE_PROP_BOOL("disable-custom-mode", uefi_vars_sysbus_state, + state.disable_custom_mode, false), +}; + +static void uefi_vars_sysbus_init(Object *obj) +{ + uefi_vars_sysbus_state *uv = UEFI_VARS_SYSBUS(obj); + + uefi_vars_init(obj, &uv->state); +} + +static void uefi_vars_sysbus_reset(DeviceState *dev) +{ + uefi_vars_sysbus_state *uv = UEFI_VARS_SYSBUS(dev); + + uefi_vars_hard_reset(&uv->state); +} + +static void uefi_vars_sysbus_realize(DeviceState *dev, Error **errp) +{ + uefi_vars_sysbus_state *uv = UEFI_VARS_SYSBUS(dev); + SysBusDevice *sysbus = SYS_BUS_DEVICE(dev); + + sysbus_init_mmio(sysbus, &uv->state.mr); + uefi_vars_realize(&uv->state, errp); +} + +static void uefi_vars_sysbus_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + + dc->realize = uefi_vars_sysbus_realize; + dc->vmsd = &vmstate_uefi_vars_sysbus; + device_class_set_legacy_reset(dc, uefi_vars_sysbus_reset); + device_class_set_props(dc, uefi_vars_sysbus_properties); + set_bit(DEVICE_CATEGORY_MISC, dc->categories); +} + +static const TypeInfo uefi_vars_sysbus_info = { + .name = TYPE_UEFI_VARS_SYSBUS, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(uefi_vars_sysbus_state), + .instance_init = uefi_vars_sysbus_init, + .class_init = uefi_vars_sysbus_class_init, +}; +module_obj(TYPE_UEFI_VARS_SYSBUS); + +static void uefi_vars_sysbus_register_types(void) +{ + type_register_static(&uefi_vars_sysbus_info); +} + +type_init(uefi_vars_sysbus_register_types) diff --git a/hw/uefi/meson.build b/hw/uefi/meson.build index d280881f457a..cf2d26e9bf9a 100644 --- a/hw/uefi/meson.build +++ b/hw/uefi/meson.build @@ -6,7 +6,8 @@ if (config_all_devices.has_key('CONFIG_UEFI_VARS')) 'var-service-auth.c', 'var-service-guid.c', 'var-service-utils.c', - 'var-service-policy.c')) + 'var-service-policy.c', + 'var-service-sysbus.c')) uefi_vars_ss.add(when: gnutls, if_true: files('var-service-pkcs7.c'), if_false: files('var-service-pkcs7-stub.c'))