From 19e375db22461b255d32704ad289508e0f1d9947 Mon Sep 17 00:00:00 2001 From: Bernhard Beschow Date: Fri, 3 Jun 2022 20:50:40 +0200 Subject: [PATCH] hw/isa/piix4: QOM'ify PIIX4 PM creation MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Just like the real hardware, create the PIIX4 ACPI controller as part of the PIIX4 southbridge. This also mirrors how the IDE and USB functions are already created. Signed-off-by: Bernhard Beschow Reviewed-by: Mark Cave-Ayland Message-Id: <20220603185045.143789-7-shentey@gmail.com> Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Philippe Mathieu-Daudé --- hw/isa/piix4.c | 24 +++++++++++++----------- hw/mips/malta.c | 5 ++++- include/hw/southbridge/piix.h | 2 +- 3 files changed, 18 insertions(+), 13 deletions(-) diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c index 96df21a610..d97b245df3 100644 --- a/hw/isa/piix4.c +++ b/hw/isa/piix4.c @@ -49,6 +49,7 @@ struct PIIX4State { RTCState rtc; PCIIDEState ide; UHCIState uhci; + PIIX4PMState pm; /* Reset Control Register */ MemoryRegion rcr_mem; uint8_t rcr; @@ -261,6 +262,13 @@ static void piix4_realize(PCIDevice *dev, Error **errp) return; } + /* ACPI controller */ + qdev_prop_set_int32(DEVICE(&s->pm), "addr", dev->devfn + 3); + if (!qdev_realize(DEVICE(&s->pm), BUS(pci_bus), errp)) { + return; + } + qdev_connect_gpio_out(DEVICE(&s->pm), 0, s->isa[9]); + pci_bus_irqs(pci_bus, piix4_set_irq, pci_slot_get_pirq, s, PIIX_NUM_PIRQS); } @@ -271,6 +279,10 @@ static void piix4_init(Object *obj) object_initialize_child(obj, "rtc", &s->rtc, TYPE_MC146818_RTC); object_initialize_child(obj, "ide", &s->ide, "piix4-ide"); object_initialize_child(obj, "uhci", &s->uhci, "piix4-usb-uhci"); + + object_initialize_child(obj, "pm", &s->pm, TYPE_PIIX4_PM); + qdev_prop_set_uint32(DEVICE(&s->pm), "smb_io_base", 0x1100); + qdev_prop_set_bit(DEVICE(&s->pm), "smm-enabled", 0); } static void piix4_class_init(ObjectClass *klass, void *data) @@ -312,7 +324,7 @@ static void piix4_register_types(void) type_init(piix4_register_types) -DeviceState *piix4_create(PCIBus *pci_bus, I2CBus **smbus) +DeviceState *piix4_create(PCIBus *pci_bus) { PCIDevice *pci; DeviceState *dev; @@ -322,15 +334,5 @@ DeviceState *piix4_create(PCIBus *pci_bus, I2CBus **smbus) TYPE_PIIX4_PCI_DEVICE); dev = DEVICE(pci); - if (smbus) { - pci = pci_new(devfn + 3, TYPE_PIIX4_PM); - qdev_prop_set_uint32(DEVICE(pci), "smb_io_base", 0x1100); - qdev_prop_set_bit(DEVICE(pci), "smm-enabled", 0); - pci_realize_and_unref(pci, pci_bus, &error_fatal); - qdev_connect_gpio_out(DEVICE(pci), 0, - qdev_get_gpio_in_named(dev, "isa", 9)); - *smbus = I2C_BUS(qdev_get_child_bus(DEVICE(pci), "i2c")); - } - return dev; } diff --git a/hw/mips/malta.c b/hw/mips/malta.c index e446b25ad0..be9f26d841 100644 --- a/hw/mips/malta.c +++ b/hw/mips/malta.c @@ -1238,6 +1238,7 @@ void mips_malta_init(MachineState *machine) int be; MaltaState *s; DeviceState *dev; + DeviceState *pm_dev; s = MIPS_MALTA(qdev_new(TYPE_MIPS_MALTA)); sysbus_realize_and_unref(SYS_BUS_DEVICE(s), &error_fatal); @@ -1399,8 +1400,10 @@ void mips_malta_init(MachineState *machine) empty_slot_init("GT64120", 0, 0x20000000); /* Southbridge */ - dev = piix4_create(pci_bus, &smbus); + dev = piix4_create(pci_bus); isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0")); + pm_dev = DEVICE(object_resolve_path_component(OBJECT(dev), "pm")); + smbus = I2C_BUS(qdev_get_child_bus(pm_dev, "i2c")); /* Interrupt controller */ qdev_connect_gpio_out_named(dev, "intr", 0, i8259_irq); diff --git a/include/hw/southbridge/piix.h b/include/hw/southbridge/piix.h index dab5c9704e..2357ce0287 100644 --- a/include/hw/southbridge/piix.h +++ b/include/hw/southbridge/piix.h @@ -70,6 +70,6 @@ DECLARE_INSTANCE_CHECKER(PIIX3State, PIIX3_PCI_DEVICE, PIIX3State *piix3_create(PCIBus *pci_bus, ISABus **isa_bus); -DeviceState *piix4_create(PCIBus *pci_bus, I2CBus **smbus); +DeviceState *piix4_create(PCIBus *pci_bus); #endif -- 2.11.0