From patchwork Sat Oct 7 12:38:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bernhard Beschow X-Patchwork-Id: 13412307 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 37D37E95A66 for ; Sat, 7 Oct 2023 12:41:25 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qp6ac-00035w-3M; Sat, 07 Oct 2023 08:39:26 -0400 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 1qp6aQ-0002rz-IC for qemu-devel@nongnu.org; Sat, 07 Oct 2023 08:39:16 -0400 Received: from mail-ej1-x62b.google.com ([2a00:1450:4864:20::62b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qp6aL-0002lk-Ko for qemu-devel@nongnu.org; Sat, 07 Oct 2023 08:39:13 -0400 Received: by mail-ej1-x62b.google.com with SMTP id a640c23a62f3a-9a9f139cd94so506527966b.2 for ; Sat, 07 Oct 2023 05:39:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696682347; x=1697287147; 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=mHhCznu32X7eUOZC5foU2/KBStNeJAiZO96+pey2FmU=; b=NfUsEkvdV4jfzhnt0SEpdDARpXN+ZVnkKnc86gCDhNJoJIqv2oOcDwU4jhU70uWzjp 68NDHAg0cK0ddYnH44t6FgwodN93amiUezLmws726iTJxqU2KTF2cS4374qOgRT5lfuc 9kFN43SkHcJ9pUtsjSjdkft25UK5QLeTR/dQoDhikV6MnZdC9LEccG+j3WeOTj/Sg/VC 0o92qUylYo3ErnAgzvQ9RqDXgjSzv/emmqbDjRNiaBiFOUqBqdMzOhn3sVsg43wuj51B DkGa92LssMLjRzYmQ34ZRNdrjVkAqCy/R8mHsz45f5I5FeU+8xCgdP8+qek3V4ngmVZc vdHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696682347; x=1697287147; 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=mHhCznu32X7eUOZC5foU2/KBStNeJAiZO96+pey2FmU=; b=lTwANACkpluVwTkIKfj8r23XwLeEbUtUcNHQme8mQA+0txqCGLFCft50V3pTg774Es gaWPSeCZdUdWmgoYGOuo7dxzHpLnl5SoAIHCNEKgFh1kNXezy6DKWp+gZU4SzjpGMK1I PFuLSuNFS7Q1+hhB8iaXgoI70YxBW9vcDqQomoTqgctj5CgCm2hkrQpNBg3cvG5L/bWo HIA7pGQWoGhGDnZ3Qz2+AquDgHAvY9mVI3+gJE8vE7lvMX13XC2ogYPNQoBhTO9FPyhS h+RElPpWeB+T2MIn2mJgfoD0IRJ4A1y93f6Ii7JHHCkobeb+DGml6dT8CbR+p7mpJgue Kr9g== X-Gm-Message-State: AOJu0Yy2bhUMvzzI2N4n6ezNQgHOa7HXkLEzHWCHRCUoZDFMF3efGZF4 wqbsj6J2fBDaxkt9TU0+BOWHVh9WJZQ= X-Google-Smtp-Source: AGHT+IF0Um9d69nqpfKMjLoMohtipJyW4J7zlT16KRcgYsZMJX4Q8HEx4l02M5Lzvim65M7KKxSqbQ== X-Received: by 2002:a17:907:7631:b0:9a2:256a:65cd with SMTP id jy17-20020a170907763100b009a2256a65cdmr8075396ejc.4.1696682346969; Sat, 07 Oct 2023 05:39:06 -0700 (PDT) Received: from archlinux.. (pd95eda61.dip0.t-ipconnect.de. [217.94.218.97]) by smtp.gmail.com with ESMTPSA id e27-20020a170906045b00b009b655c43710sm4241401eja.24.2023.10.07.05.39.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Oct 2023 05:39:06 -0700 (PDT) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: Chuck Zmudzinski , Marcel Apfelbaum , =?utf-8?q?Herv=C3=A9_Poussin?= =?utf-8?q?eau?= , Eduardo Habkost , Aurelien Jarno , "Michael S. Tsirkin" , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Paolo Bonzini , Richard Henderson , Bernhard Beschow Subject: [PATCH v8 13/29] hw/isa/piix3: Create power management controller in host device Date: Sat, 7 Oct 2023 14:38:21 +0200 Message-ID: <20231007123843.127151-14-shentey@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231007123843.127151-1-shentey@gmail.com> References: <20231007123843.127151-1-shentey@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::62b; envelope-from=shentey@gmail.com; helo=mail-ej1-x62b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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 The power management controller is an integral part of PIIX3 (function 3). So create it as part of the south bridge. Note that the ACPI function is optional in QEMU. This is why it gets object_initialize_child()'ed in realize rather than in instance_init. Signed-off-by: Bernhard Beschow Reviewed-by: Michael S. Tsirkin --- include/hw/southbridge/piix.h | 6 ++++++ hw/i386/pc_piix.c | 24 +++++++++++------------- hw/isa/piix3.c | 15 +++++++++++++++ hw/isa/Kconfig | 1 + 4 files changed, 33 insertions(+), 13 deletions(-) diff --git a/include/hw/southbridge/piix.h b/include/hw/southbridge/piix.h index 5cd866f1f2..c56ce49fd3 100644 --- a/include/hw/southbridge/piix.h +++ b/include/hw/southbridge/piix.h @@ -13,6 +13,7 @@ #define HW_SOUTHBRIDGE_PIIX_H #include "hw/pci/pci_device.h" +#include "hw/acpi/piix4.h" #include "hw/ide/pci.h" #include "hw/rtc/mc146818rtc.h" #include "hw/usb/hcd-uhci.h" @@ -56,6 +57,9 @@ struct PIIXState { MC146818RtcState rtc; PCIIDEState ide; UHCIState uhci; + PIIX4PMState pm; + + uint32_t smb_io_base; /* Reset Control Register contents */ uint8_t rcr; @@ -63,7 +67,9 @@ struct PIIXState { /* IO memory region for Reset Control Register (PIIX_RCR_IOPORT) */ MemoryRegion rcr_mem; + bool has_acpi; bool has_usb; + bool smm_enabled; }; typedef struct PIIXState PIIX3State; diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c index 8dcd6851d0..70cffcfe4f 100644 --- a/hw/i386/pc_piix.c +++ b/hw/i386/pc_piix.c @@ -50,7 +50,6 @@ #include "hw/i2c/smbus_eeprom.h" #include "exec/memory.h" #include "hw/acpi/acpi.h" -#include "hw/acpi/piix4.h" #include "qapi/error.h" #include "qemu/error-report.h" #include "sysemu/xen.h" @@ -115,7 +114,7 @@ static void pc_init1(MachineState *machine, MemoryRegion *system_io = get_system_io(); PCIBus *pci_bus = NULL; ISABus *isa_bus; - int piix3_devfn = -1; + Object *piix4_pm = NULL; qemu_irq smi_irq; GSIState *gsi_state; BusState *idebus[MAX_IDE_BUS]; @@ -266,6 +265,13 @@ static void pc_init1(MachineState *machine, pci_dev = pci_new_multifunction(-1, TYPE_PIIX3_DEVICE); object_property_set_bool(OBJECT(pci_dev), "has-usb", machine_usb(machine), &error_abort); + object_property_set_bool(OBJECT(pci_dev), "has-acpi", + x86_machine_is_acpi_enabled(x86ms), + &error_abort); + qdev_prop_set_uint32(DEVICE(pci_dev), "smb_io_base", 0xb100); + object_property_set_bool(OBJECT(pci_dev), "smm-enabled", + x86_machine_is_smm_enabled(x86ms), + &error_abort); dev = DEVICE(pci_dev); for (i = 0; i < ISA_NUM_IRQS; i++) { qdev_connect_gpio_out_named(dev, "isa-irqs", i, x86ms->gsi[i]); @@ -286,10 +292,10 @@ static void pc_init1(MachineState *machine, XEN_IOAPIC_NUM_PIRQS); } - piix3_devfn = pci_dev->devfn; isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(pci_dev), "isa.0")); rtc_state = ISA_DEVICE(object_resolve_path_component(OBJECT(pci_dev), "rtc")); + piix4_pm = object_resolve_path_component(OBJECT(pci_dev), "pm"); dev = DEVICE(object_resolve_path_component(OBJECT(pci_dev), "ide")); pci_ide_create_devs(PCI_DEVICE(dev)); idebus[0] = qdev_get_child_bus(dev, "ide.0"); @@ -360,17 +366,9 @@ static void pc_init1(MachineState *machine, } #endif - if (pcmc->pci_enabled && x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) { - PCIDevice *piix4_pm; - + if (piix4_pm) { smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0); - piix4_pm = pci_new(piix3_devfn + 3, TYPE_PIIX4_PM); - qdev_prop_set_uint32(DEVICE(piix4_pm), "smb_io_base", 0xb100); - qdev_prop_set_bit(DEVICE(piix4_pm), "smm-enabled", - x86_machine_is_smm_enabled(x86ms)); - pci_realize_and_unref(piix4_pm, pci_bus, &error_fatal); - qdev_connect_gpio_out(DEVICE(piix4_pm), 0, x86ms->gsi[9]); qdev_connect_gpio_out_named(DEVICE(piix4_pm), "smi-irq", 0, smi_irq); pcms->smbus = I2C_BUS(qdev_get_child_bus(DEVICE(piix4_pm), "i2c")); /* TODO: Populate SPD eeprom data. */ @@ -382,7 +380,7 @@ static void pc_init1(MachineState *machine, object_property_allow_set_link, OBJ_PROP_LINK_STRONG); object_property_set_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, - OBJECT(piix4_pm), &error_abort); + piix4_pm, &error_abort); } if (machine->nvdimms_state->is_enabled) { diff --git a/hw/isa/piix3.c b/hw/isa/piix3.c index aebc0da23b..5b867df299 100644 --- a/hw/isa/piix3.c +++ b/hw/isa/piix3.c @@ -308,6 +308,18 @@ static void pci_piix3_realize(PCIDevice *dev, Error **errp) return; } } + + /* Power Management */ + if (d->has_acpi) { + object_initialize_child(OBJECT(d), "pm", &d->pm, TYPE_PIIX4_PM); + qdev_prop_set_int32(DEVICE(&d->pm), "addr", dev->devfn + 3); + qdev_prop_set_uint32(DEVICE(&d->pm), "smb_io_base", d->smb_io_base); + qdev_prop_set_bit(DEVICE(&d->pm), "smm-enabled", d->smm_enabled); + if (!qdev_realize(DEVICE(&d->pm), BUS(pci_bus), errp)) { + return; + } + qdev_connect_gpio_out(DEVICE(&d->pm), 0, d->isa_irqs_in[9]); + } } static void build_pci_isa_aml(AcpiDevAmlIf *adev, Aml *scope) @@ -343,7 +355,10 @@ static void pci_piix3_init(Object *obj) } static Property pci_piix3_props[] = { + DEFINE_PROP_UINT32("smb_io_base", PIIX3State, smb_io_base, 0), + DEFINE_PROP_BOOL("has-acpi", PIIX3State, has_acpi, true), DEFINE_PROP_BOOL("has-usb", PIIX3State, has_usb, true), + DEFINE_PROP_BOOL("smm-enabled", PIIX3State, smm_enabled, false), DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/isa/Kconfig b/hw/isa/Kconfig index 1076df69ca..17ddb25afc 100644 --- a/hw/isa/Kconfig +++ b/hw/isa/Kconfig @@ -33,6 +33,7 @@ config PC87312 config PIIX3 bool + select ACPI_PIIX4 select I8257 select IDE_PIIX select ISA_BUS