From patchwork Wed Jan 22 15:46:26 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 13947472 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 9643EC0218C for ; Wed, 22 Jan 2025 15:49:33 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tacwv-000542-M9; Wed, 22 Jan 2025 10:47:25 -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 1tacwR-0004wU-O5; Wed, 22 Jan 2025 10:46:55 -0500 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tacwP-0006rX-1B; Wed, 22 Jan 2025 10:46:55 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 225185C6082; Wed, 22 Jan 2025 15:46:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DFFAFC4CEE5; Wed, 22 Jan 2025 15:46:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737560799; bh=DpBhi2NBE9okKNGNpHnpH+sR4750egcuqhpcUlVucEg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SDhR+R6HG2PV3nuXh/eSW5F46blAoy1ly2F/bhZ1XMgC/zE0IFHSdhT6O/EpUmsNA Xfjs2Wxc9zmMvLxVFbVhb7kC7cVplHsH4d5Hmjtd15/I1nQily3LT18oTU/RiIlowl 0hCqOT0iBLOIYRyviDrXoe9EtPQTW8vXUtxHC+WIa6qTywv3JprGVVWllCnWthVTs8 oKoCcTzjjMc/PCTkoLb1XEfoLkJyaGbaumAri/Yx7a8WVSU/jZxPvhmimEfjSLOOt3 4HHpe7YMOEoqwJh6//WNNXR0bApIthAiL0Xy51CKM9M2e4w8UNHpwLquq4TCJXKB/T 8diHnGDv9SUjg== Received: from mchehab by mail.kernel.org with local (Exim 4.98) (envelope-from ) id 1tacw9-00000008ogo-4BK6; Wed, 22 Jan 2025 16:46:38 +0100 From: Mauro Carvalho Chehab To: Igor Mammedov , "Michael S . Tsirkin" Cc: Jonathan Cameron , Shiju Jose , qemu-arm@nongnu.org, qemu-devel@nongnu.org, Mauro Carvalho Chehab , Ani Sinha , Peter Maydell , Shannon Zhao , linux-kernel@vger.kernel.org Subject: [PATCH 09/11] arm/virt: Wire up a GED error device for ACPI / GHES Date: Wed, 22 Jan 2025 16:46:26 +0100 Message-ID: X-Mailer: git-send-email 2.48.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2604:1380:4641:c500::1; envelope-from=mchehab+huawei@kernel.org; helo=dfw.source.kernel.org X-Spam_score_int: -73 X-Spam_score: -7.4 X-Spam_bar: ------- X-Spam_report: (-7.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.996, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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 Adds support to ARM virtualization to allow handling generic error ACPI Event via GED & error source device. It is aligned with Linux Kernel patch: https://lore.kernel.org/lkml/1272350481-27951-8-git-send-email-ying.huang@intel.com/ Co-authored-by: Mauro Carvalho Chehab Co-authored-by: Jonathan Cameron Signed-off-by: Jonathan Cameron Signed-off-by: Mauro Carvalho Chehab Acked-by: Igor Mammedov --- Changes from v8: - Added a call to the function that produces GHES generic records, as this is now added earlier in this series. Signed-off-by: Mauro Carvalho Chehab --- hw/arm/virt-acpi-build.c | 1 + hw/arm/virt.c | 12 +++++++++++- include/hw/arm/virt.h | 1 + 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index ada5d08cfbe7..ae60268bdcc2 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -861,6 +861,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) } acpi_dsdt_add_power_button(scope); + aml_append(scope, aml_error_device()); #ifdef CONFIG_TPM acpi_dsdt_add_tpm(scope, vms); #endif diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 99e0a68b6c55..e272b35ea114 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -678,7 +678,7 @@ static inline DeviceState *create_acpi_ged(VirtMachineState *vms) DeviceState *dev; MachineState *ms = MACHINE(vms); int irq = vms->irqmap[VIRT_ACPI_GED]; - uint32_t event = ACPI_GED_PWR_DOWN_EVT; + uint32_t event = ACPI_GED_PWR_DOWN_EVT | ACPI_GED_ERROR_EVT; if (ms->ram_slots) { event |= ACPI_GED_MEM_HOTPLUG_EVT; @@ -1010,6 +1010,13 @@ static void virt_powerdown_req(Notifier *n, void *opaque) } } +static void virt_generic_error_req(Notifier *n, void *opaque) +{ + VirtMachineState *s = container_of(n, VirtMachineState, generic_error_notifier); + + acpi_send_event(s->acpi_dev, ACPI_GENERIC_ERROR); +} + static void create_gpio_keys(char *fdt, DeviceState *pl061_dev, uint32_t phandle) { @@ -2404,6 +2411,9 @@ static void machvirt_init(MachineState *machine) if (has_ged && aarch64 && firmware_loaded && virt_is_acpi_enabled(vms)) { vms->acpi_dev = create_acpi_ged(vms); + vms->generic_error_notifier.notify = virt_generic_error_req; + notifier_list_add(&acpi_generic_error_notifiers, + &vms->generic_error_notifier); } else { create_gpio_devices(vms, VIRT_GPIO, sysmem); } diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index c8e94e6aedc9..f3cf28436770 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -176,6 +176,7 @@ struct VirtMachineState { DeviceState *gic; DeviceState *acpi_dev; Notifier powerdown_notifier; + Notifier generic_error_notifier; PCIBus *bus; char *oem_id; char *oem_table_id;