grackle_pci: QOM'ify Grackle PCI host bridge
Introduce type constant. Introduce cast macro to drop dummy busdev field used with FROM_SYSBUS() that would've broken SYS_BUS_DEVICE(). Avoid accessing parent fields directly. Drop no-op reset function. Signed-off-by: Andreas Färber <afaerber@suse.de> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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ab61536737
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0e655047c5
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@ -23,10 +23,9 @@
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* THE SOFTWARE.
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* THE SOFTWARE.
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*/
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*/
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#include "sysbus.h"
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#include "pci_host.h"
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#include "ppc_mac.h"
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#include "ppc_mac.h"
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#include "pci.h"
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#include "pci.h"
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#include "pci_host.h"
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/* debug Grackle */
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/* debug Grackle */
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//#define DEBUG_GRACKLE
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//#define DEBUG_GRACKLE
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@ -38,9 +37,12 @@
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#define GRACKLE_DPRINTF(fmt, ...)
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#define GRACKLE_DPRINTF(fmt, ...)
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#endif
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#endif
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#define GRACKLE_PCI_HOST_BRIDGE(obj) \
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OBJECT_CHECK(GrackleState, (obj), TYPE_GRACKLE_PCI_HOST_BRIDGE)
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typedef struct GrackleState {
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typedef struct GrackleState {
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SysBusDevice busdev;
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PCIHostState host_state;
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PCIHostState host_state;
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MemoryRegion pci_mmio;
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MemoryRegion pci_mmio;
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MemoryRegion pci_hole;
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MemoryRegion pci_hole;
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} GrackleState;
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} GrackleState;
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@ -59,22 +61,20 @@ static void pci_grackle_set_irq(void *opaque, int irq_num, int level)
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qemu_set_irq(pic[irq_num + 0x15], level);
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qemu_set_irq(pic[irq_num + 0x15], level);
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}
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}
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static void pci_grackle_reset(void *opaque)
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{
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}
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PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_io)
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MemoryRegion *address_space_io)
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{
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{
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DeviceState *dev;
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DeviceState *dev;
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SysBusDevice *s;
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SysBusDevice *s;
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PCIHostState *phb;
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GrackleState *d;
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GrackleState *d;
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dev = qdev_create(NULL, "grackle-pcihost");
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dev = qdev_create(NULL, TYPE_GRACKLE_PCI_HOST_BRIDGE);
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qdev_init_nofail(dev);
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qdev_init_nofail(dev);
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s = sysbus_from_qdev(dev);
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s = SYS_BUS_DEVICE(dev);
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d = FROM_SYSBUS(GrackleState, s);
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phb = FROM_SYSBUS(PCIHostState, s);
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d = GRACKLE_PCI_HOST_BRIDGE(dev);
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memory_region_init(&d->pci_mmio, "pci-mmio", 0x100000000ULL);
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memory_region_init(&d->pci_mmio, "pci-mmio", 0x100000000ULL);
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memory_region_init_alias(&d->pci_hole, "pci-hole", &d->pci_mmio,
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memory_region_init_alias(&d->pci_hole, "pci-hole", &d->pci_mmio,
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@ -82,36 +82,35 @@ PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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memory_region_add_subregion(address_space_mem, 0x80000000ULL,
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memory_region_add_subregion(address_space_mem, 0x80000000ULL,
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&d->pci_hole);
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&d->pci_hole);
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d->host_state.bus = pci_register_bus(&d->busdev.qdev, "pci",
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phb->bus = pci_register_bus(dev, "pci",
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pci_grackle_set_irq,
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pci_grackle_set_irq,
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pci_grackle_map_irq,
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pci_grackle_map_irq,
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pic,
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pic,
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&d->pci_mmio,
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&d->pci_mmio,
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address_space_io,
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address_space_io,
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0, 4);
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0, 4);
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pci_create_simple(d->host_state.bus, 0, "grackle");
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pci_create_simple(phb->bus, 0, "grackle");
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sysbus_mmio_map(s, 0, base);
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sysbus_mmio_map(s, 0, base);
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sysbus_mmio_map(s, 1, base + 0x00200000);
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sysbus_mmio_map(s, 1, base + 0x00200000);
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return d->host_state.bus;
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return phb->bus;
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}
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}
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static int pci_grackle_init_device(SysBusDevice *dev)
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static int pci_grackle_init_device(SysBusDevice *dev)
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{
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{
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GrackleState *s;
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PCIHostState *phb;
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s = FROM_SYSBUS(GrackleState, dev);
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phb = FROM_SYSBUS(PCIHostState, dev);
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memory_region_init_io(&s->host_state.conf_mem, &pci_host_conf_le_ops,
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memory_region_init_io(&phb->conf_mem, &pci_host_conf_le_ops,
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&s->host_state, "pci-conf-idx", 0x1000);
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dev, "pci-conf-idx", 0x1000);
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memory_region_init_io(&s->host_state.data_mem, &pci_host_data_le_ops,
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memory_region_init_io(&phb->data_mem, &pci_host_data_le_ops,
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&s->host_state, "pci-data-idx", 0x1000);
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dev, "pci-data-idx", 0x1000);
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sysbus_init_mmio(dev, &s->host_state.conf_mem);
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sysbus_init_mmio(dev, &phb->conf_mem);
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sysbus_init_mmio(dev, &s->host_state.data_mem);
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sysbus_init_mmio(dev, &phb->data_mem);
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qemu_register_reset(pci_grackle_reset, &s->host_state);
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return 0;
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return 0;
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}
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}
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@ -151,7 +150,7 @@ static void pci_grackle_class_init(ObjectClass *klass, void *data)
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}
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}
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static const TypeInfo grackle_pci_host_info = {
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static const TypeInfo grackle_pci_host_info = {
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.name = "grackle-pcihost",
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.name = TYPE_GRACKLE_PCI_HOST_BRIDGE,
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.parent = TYPE_SYS_BUS_DEVICE,
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.parent = TYPE_SYS_BUS_DEVICE,
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.instance_size = sizeof(GrackleState),
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.instance_size = sizeof(GrackleState),
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.class_init = pci_grackle_class_init,
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.class_init = pci_grackle_class_init,
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@ -55,6 +55,7 @@ qemu_irq *heathrow_pic_init(MemoryRegion **pmem,
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int nb_cpus, qemu_irq **irqs);
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int nb_cpus, qemu_irq **irqs);
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/* Grackle PCI */
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/* Grackle PCI */
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#define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
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PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_io);
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MemoryRegion *address_space_io);
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