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[82.218.84.190]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a9ee0a4a9b1sm240534066b.52.2024.11.08.06.47.26 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 08 Nov 2024 06:47:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=philjordan-eu.20230601.gappssmtp.com; s=20230601; t=1731077249; x=1731682049; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HcuMAuxPQk2Q5bxoaPmhXT9ZvPq6wqNgneX3rODU6Dc=; b=slI/pSelA7q2aaTgZ+F7yiTcIcvSvyE/boioVxwTpQqbN6b4YReJDy09HgYuCzxpV8 frr9jEmv8gwKmPvmpM5Mz5hzxyKgx0A3F8mBre+Nk1pYYMAJIG2DTVl1+HE82njoBBIJ RAlBuziBQF0Q3RGFT8ek3DxAEDKMueabZlncP/4kcZzU01ng985AI8Q8ky3zAGJL8Ii4 Zu2cAGAuTyRa3nvUXIj1MqCKKx1rb5US6+iBQcGdpa5fRtK9NzpXKVdOurekuzfujUOe Xne3CkvGH5sBpBWgOYAE7AwhSOvTij4tfxX7qialT1e7qF0L7PaElb2n9I2H1Ghw8QW6 4RcA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731077249; x=1731682049; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HcuMAuxPQk2Q5bxoaPmhXT9ZvPq6wqNgneX3rODU6Dc=; b=OVcpdusfw6f5HGY8NYqbHMfCiNKF0aAEdk8Hc86lA7vXalnqf+ZFfqsvRulzHEd8A0 z+/8LP71M8/F+4hJV6lIGK2/zCrChhwUiBxfTLfSUn7RKpnM5qcczbaAOcBNIpOZlUa6 CQc7T68fJILPZ1SoryAVlE0/JNj5IoBk7wcxPt7RZ12WdBbUq4CCeSjtRi7eV+Fq9fBF pK7cJuKmfEwzY712yNhUeV2fc+GJHAIfUDVWV8d/1MDHhs4uTsfKwxLb8x9nAX5APXxs Q3d8sjUbqE2F/aJJNXaiw0L9cK1mOIXVmFuQe+GrQzqAHn4Hf+uo+57IHCLRlZb1WEkV Kh4A== X-Gm-Message-State: AOJu0YymQMdcIUThLj5waH6JUF+PicI1uVfEQqIv5FO+jZELUJ41ZsiO HhcJu9Zu+mJt35stgH9r734ap8IPxmo8urri30bDYCmhWwHShBugBc4YdG8sIG2lwkyZyWxH8GB XfQ== X-Google-Smtp-Source: AGHT+IFXFaLswmOZ5S7EeQahXO6vlDEY3UcYVYzXpQufUIFW/erXQScbywRRsteTkH1+zEYSupM8gA== X-Received: by 2002:a17:907:3f82:b0:a9e:b08e:3de1 with SMTP id a640c23a62f3a-a9eeff44aa3mr270148466b.36.1731077248980; Fri, 08 Nov 2024 06:47:28 -0800 (PST) From: Phil Dennis-Jordan To: qemu-devel@nongnu.org Cc: agraf@csgraf.de, phil@philjordan.eu, peter.maydell@linaro.org, pbonzini@redhat.com, rad@semihalf.com, quic_llindhol@quicinc.com, stefanha@redhat.com, mst@redhat.com, slp@redhat.com, richard.henderson@linaro.org, eduardo@habkost.net, marcel.apfelbaum@gmail.com, gaosong@loongson.cn, jiaxun.yang@flygoat.com, chenhuacai@kernel.org, kwolf@redhat.com, hreitz@redhat.com, philmd@linaro.org, shorne@gmail.com, palmer@dabbelt.com, alistair.francis@wdc.com, bmeng.cn@gmail.com, liwei1518@gmail.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, jcmvbkbc@gmail.com, marcandre.lureau@redhat.com, berrange@redhat.com, akihiko.odaki@daynix.com, qemu-arm@nongnu.org, qemu-block@nongnu.org, qemu-riscv@nongnu.org, Alexander Graf Subject: [PATCH v8 07/15] hw/misc/pvpanic: Add MMIO interface Date: Fri, 8 Nov 2024 15:47:01 +0100 Message-Id: <20241108144709.95498-8-phil@philjordan.eu> X-Mailer: git-send-email 2.39.3 (Apple Git-145) In-Reply-To: <20241108144709.95498-1-phil@philjordan.eu> References: <20241108144709.95498-1-phil@philjordan.eu> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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; Received-SPF: neutral client-ip=2a00:1450:4864:20::634; envelope-from=phil@philjordan.eu; helo=mail-ej1-x634.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NEUTRAL=0.779 autolearn=no 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @philjordan-eu.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1731077677621116600 From: Alexander Graf In addition to the ISA and PCI variants of pvpanic, let's add an MMIO platform device that we can use in embedded arm environments. Signed-off-by: Alexander Graf Reviewed-by: Philippe Mathieu-Daud=C3=A9 Tested-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Phil Dennis-Jordan Reviewed-by: Akihiko Odaki --- v3: * Rebased on upstream, updated a header path hw/misc/Kconfig | 4 +++ hw/misc/meson.build | 1 + hw/misc/pvpanic-mmio.c | 61 +++++++++++++++++++++++++++++++++++++++ include/hw/misc/pvpanic.h | 1 + 4 files changed, 67 insertions(+) create mode 100644 hw/misc/pvpanic-mmio.c diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig index 1f1baa5dde9..5a6c1603b60 100644 --- a/hw/misc/Kconfig +++ b/hw/misc/Kconfig @@ -145,6 +145,10 @@ config PVPANIC_ISA depends on ISA_BUS select PVPANIC_COMMON =20 +config PVPANIC_MMIO + bool + select PVPANIC_COMMON + config AUX bool select I2C diff --git a/hw/misc/meson.build b/hw/misc/meson.build index d02d96e403b..4de4db0a600 100644 --- a/hw/misc/meson.build +++ b/hw/misc/meson.build @@ -122,6 +122,7 @@ system_ss.add(when: 'CONFIG_ARMSSE_MHU', if_true: files= ('armsse-mhu.c')) =20 system_ss.add(when: 'CONFIG_PVPANIC_ISA', if_true: files('pvpanic-isa.c')) system_ss.add(when: 'CONFIG_PVPANIC_PCI', if_true: files('pvpanic-pci.c')) +system_ss.add(when: 'CONFIG_PVPANIC_MMIO', if_true: files('pvpanic-mmio.c'= )) system_ss.add(when: 'CONFIG_AUX', if_true: files('auxbus.c')) system_ss.add(when: 'CONFIG_ASPEED_SOC', if_true: files( 'aspeed_hace.c', diff --git a/hw/misc/pvpanic-mmio.c b/hw/misc/pvpanic-mmio.c new file mode 100644 index 00000000000..56738efee53 --- /dev/null +++ b/hw/misc/pvpanic-mmio.c @@ -0,0 +1,61 @@ +/* + * QEMU simulated pvpanic device (MMIO frontend) + * + * Copyright =C2=A9 2023 Amazon.com, Inc. or its affiliates. All Rights Re= served. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" + +#include "hw/qdev-properties.h" +#include "hw/misc/pvpanic.h" +#include "hw/sysbus.h" +#include "standard-headers/misc/pvpanic.h" + +OBJECT_DECLARE_SIMPLE_TYPE(PVPanicMMIOState, PVPANIC_MMIO_DEVICE) + +#define PVPANIC_MMIO_SIZE 0x2 + +struct PVPanicMMIOState { + SysBusDevice parent_obj; + + PVPanicState pvpanic; +}; + +static void pvpanic_mmio_initfn(Object *obj) +{ + PVPanicMMIOState *s =3D PVPANIC_MMIO_DEVICE(obj); + + pvpanic_setup_io(&s->pvpanic, DEVICE(s), PVPANIC_MMIO_SIZE); + sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->pvpanic.mr); +} + +static Property pvpanic_mmio_properties[] =3D { + DEFINE_PROP_UINT8("events", PVPanicMMIOState, pvpanic.events, + PVPANIC_PANICKED | PVPANIC_CRASH_LOADED), + DEFINE_PROP_END_OF_LIST(), +}; + +static void pvpanic_mmio_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + device_class_set_props(dc, pvpanic_mmio_properties); + set_bit(DEVICE_CATEGORY_MISC, dc->categories); +} + +static const TypeInfo pvpanic_mmio_info =3D { + .name =3D TYPE_PVPANIC_MMIO_DEVICE, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(PVPanicMMIOState), + .instance_init =3D pvpanic_mmio_initfn, + .class_init =3D pvpanic_mmio_class_init, +}; + +static void pvpanic_register_types(void) +{ + type_register_static(&pvpanic_mmio_info); +} + +type_init(pvpanic_register_types) diff --git a/include/hw/misc/pvpanic.h b/include/hw/misc/pvpanic.h index 9a71a5ad0d7..049a94c1125 100644 --- a/include/hw/misc/pvpanic.h +++ b/include/hw/misc/pvpanic.h @@ -26,6 +26,7 @@ =20 #define TYPE_PVPANIC_ISA_DEVICE "pvpanic" #define TYPE_PVPANIC_PCI_DEVICE "pvpanic-pci" +#define TYPE_PVPANIC_MMIO_DEVICE "pvpanic-mmio" =20 #define PVPANIC_IOPORT_PROP "ioport" =20 --=20 2.39.3 (Apple Git-145)