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Tue, 07 Jan 2025 16:33:54 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1736264065; 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=fhA9vw4rC8cliR2dekVATbP1rzZ3SVv6Ouh3uqjp7AI=; b=i7sKF8Luy8eYmjL8/vJcS9S/pG1ahQgh1LmtRQz0xAYjYicbWsu/6CG3OKYLPTc6wkIKXs s0XuCkEYupuTmqsRSV+zrfgnMCvcwoWdBqI9DYXNRzGa9/hKGwNQKybNWRFEzJspdXJgE6 UmfvSbnkGgbuDjlPD+vhjfyC+oY2L2Q= X-MC-Unique: 6sUirdTSNhu6eQHzgdy-3w-1 X-Mimecast-MFC-AGG-ID: 6sUirdTSNhu6eQHzgdy-3w From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: Gerd Hoffmann , graf@amazon.com, Paolo Bonzini , Michael Roth , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Thomas Huth , qemu-arm@nongnu.org, Eric Blake , Peter Maydell , Markus Armbruster , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Subject: [PATCH v2 17/21] hw/uefi: add uefi-vars-sysbus device Date: Tue, 7 Jan 2025 16:33:44 +0100 Message-ID: <20250107153353.1144978-18-kraxel@redhat.com> In-Reply-To: <20250107153353.1144978-1-kraxel@redhat.com> References: <20250107153353.1144978-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" This adds sysbus bindings for the variable service. Signed-off-by: Gerd Hoffmann --- hw/uefi/var-service-sysbus.c | 90 ++++++++++++++++++++++++++++++++++++ hw/uefi/meson.build | 3 +- 2 files changed, 92 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..de2f83e3e5ab --- /dev/null +++ b/hw/uefi/var-service-sysbus.c @@ -0,0 +1,90 @@ +/* + * 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" + +#define TYPE_UEFI_VARS_SYSBUS "uefi-vars-sysbus" +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 =3D { + .name =3D "uefi-vars-sysbus", + .fields =3D (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[] =3D { + 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 =3D UEFI_VARS_SYSBUS(obj); + + uefi_vars_init(obj, &uv->state); +} + +static void uefi_vars_sysbus_reset(DeviceState *dev) +{ + uefi_vars_sysbus_state *uv =3D 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 =3D UEFI_VARS_SYSBUS(dev); + SysBusDevice *sysbus =3D 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 =3D DEVICE_CLASS(klass); + + dc->realize =3D uefi_vars_sysbus_realize; + dc->vmsd =3D &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 =3D { + .name =3D TYPE_UEFI_VARS_SYSBUS, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(uefi_vars_sysbus_state), + .instance_init =3D uefi_vars_sysbus_init, + .class_init =3D 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')) --=20 2.47.1