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[2003:fa:af0b:b200:9c49:4783:8afc:41b6]) by smtp.gmail.com with ESMTPSA id 18-20020a170906201200b00846734faa9asm3925625ejo.164.2023.01.09.09.25.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Jan 2023 09:25:22 -0800 (PST) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: John G Johnson , Richard Henderson , Igor Mammedov , Elena Ufimtseva , Ani Sinha , Eduardo Habkost , Gerd Hoffmann , Jagannathan Raman , "Michael S. Tsirkin" , Paolo Bonzini , John Snow , Aurelien Jarno , qemu-ppc@nongnu.org, Jiaxun Yang , qemu-block@nongnu.org, Peter Maydell , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Marcel Apfelbaum , qemu-arm@nongnu.org, =?utf-8?q?Herv=C3=A9_Poussineau?= , Bernhard Beschow Subject: [PATCH v6 26/33] hw/isa/piix4: Reuse struct PIIXState from PIIX3 Date: Mon, 9 Jan 2023 18:23:39 +0100 Message-Id: <20230109172347.1830-27-shentey@gmail.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230109172347.1830-1-shentey@gmail.com> References: <20230109172347.1830-1-shentey@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::635; envelope-from=shentey@gmail.com; helo=mail-ej1-x635.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 Now that PIIX4 also uses TYPE_ISA_PIC, both implementations can share the same struct. Signed-off-by: Bernhard Beschow Reviewed-by: Michael S. Tsirkin Message-Id: <20221022150508.26830-34-shentey@gmail.com> --- hw/isa/piix4.c | 51 +++++++++++++++----------------------------------- 1 file changed, 15 insertions(+), 36 deletions(-) diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c index eae4db0182..ce88377630 100644 --- a/hw/isa/piix4.c +++ b/hw/isa/piix4.c @@ -42,32 +42,10 @@ #include "sysemu/runstate.h" #include "qom/object.h" -struct PIIX4State { - PCIDevice dev; - - ISAPICState pic; - RTCState rtc; - PCIIDEState ide; - UHCIState uhci; - PIIX4PMState pm; - - uint32_t smb_io_base; - - /* Reset Control Register */ - MemoryRegion rcr_mem; - uint8_t rcr; - - bool has_acpi; - bool has_usb; - bool smm_enabled; -}; - -OBJECT_DECLARE_SIMPLE_TYPE(PIIX4State, PIIX4_PCI_DEVICE) - static void piix4_set_irq(void *opaque, int irq_num, int level) { int i, pic_irq, pic_level; - PIIX4State *s = opaque; + PIIXState *s = opaque; PCIBus *bus = pci_get_bus(&s->dev); /* now we change the pic irq level according to the piix irq mappings */ @@ -87,7 +65,7 @@ static void piix4_set_irq(void *opaque, int irq_num, int level) static void piix4_isa_reset(DeviceState *dev) { - PIIX4State *d = PIIX4_PCI_DEVICE(dev); + PIIXState *d = PIIX_PCI_DEVICE(dev); uint8_t *pci_conf = d->dev.config; pci_conf[0x04] = 0x07; // master, memory and I/O @@ -122,12 +100,13 @@ static void piix4_isa_reset(DeviceState *dev) pci_conf[0xac] = 0x00; pci_conf[0xae] = 0x00; + d->pic_levels = 0; /* not used in PIIX4 */ d->rcr = 0; } static int piix4_post_load(void *opaque, int version_id) { - PIIX4State *s = opaque; + PIIXState *s = opaque; if (version_id == 2) { s->rcr = 0; @@ -142,8 +121,8 @@ static const VMStateDescription vmstate_piix4 = { .minimum_version_id = 2, .post_load = piix4_post_load, .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(dev, PIIX4State), - VMSTATE_UINT8_V(rcr, PIIX4State, 3), + VMSTATE_PCI_DEVICE(dev, PIIXState), + VMSTATE_UINT8_V(rcr, PIIXState, 3), VMSTATE_END_OF_LIST() } }; @@ -151,7 +130,7 @@ static const VMStateDescription vmstate_piix4 = { static void piix4_rcr_write(void *opaque, hwaddr addr, uint64_t val, unsigned int len) { - PIIX4State *s = opaque; + PIIXState *s = opaque; if (val & 4) { qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); @@ -163,7 +142,7 @@ static void piix4_rcr_write(void *opaque, hwaddr addr, uint64_t val, static uint64_t piix4_rcr_read(void *opaque, hwaddr addr, unsigned int len) { - PIIX4State *s = opaque; + PIIXState *s = opaque; return s->rcr; } @@ -180,7 +159,7 @@ static const MemoryRegionOps piix4_rcr_ops = { static void piix4_realize(PCIDevice *dev, Error **errp) { - PIIX4State *s = PIIX4_PCI_DEVICE(dev); + PIIXState *s = PIIX_PCI_DEVICE(dev); PCIBus *pci_bus = pci_get_bus(dev); ISABus *isa_bus; @@ -250,7 +229,7 @@ static void piix4_realize(PCIDevice *dev, Error **errp) static void piix4_init(Object *obj) { - PIIX4State *s = PIIX4_PCI_DEVICE(obj); + PIIXState *s = PIIX_PCI_DEVICE(obj); object_initialize_child(obj, "pic", &s->pic, TYPE_ISA_PIC); object_initialize_child(obj, "rtc", &s->rtc, TYPE_MC146818_RTC); @@ -258,10 +237,10 @@ static void piix4_init(Object *obj) } static Property piix4_props[] = { - DEFINE_PROP_UINT32("smb_io_base", PIIX4State, smb_io_base, 0), - DEFINE_PROP_BOOL("has-acpi", PIIX4State, has_acpi, true), - DEFINE_PROP_BOOL("has-usb", PIIX4State, has_usb, true), - DEFINE_PROP_BOOL("smm-enabled", PIIX4State, smm_enabled, false), + DEFINE_PROP_UINT32("smb_io_base", PIIXState, smb_io_base, 0), + DEFINE_PROP_BOOL("has-acpi", PIIXState, has_acpi, true), + DEFINE_PROP_BOOL("has-usb", PIIXState, has_usb, true), + DEFINE_PROP_BOOL("smm-enabled", PIIXState, smm_enabled, false), DEFINE_PROP_END_OF_LIST(), }; @@ -289,7 +268,7 @@ static void piix4_class_init(ObjectClass *klass, void *data) static const TypeInfo piix4_info = { .name = TYPE_PIIX4_PCI_DEVICE, .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(PIIX4State), + .instance_size = sizeof(PIIXState), .instance_init = piix4_init, .class_init = piix4_class_init, .interfaces = (InterfaceInfo[]) {