diff options
Diffstat (limited to 'hw/pci-host/pnv_phb3.c')
| -rw-r--r-- | hw/pci-host/pnv_phb3.c | 152 |
1 files changed, 75 insertions, 77 deletions
diff --git a/hw/pci-host/pnv_phb3.c b/hw/pci-host/pnv_phb3.c index d58d3c1701..af8575c007 100644 --- a/hw/pci-host/pnv_phb3.c +++ b/hw/pci-host/pnv_phb3.c @@ -11,6 +11,7 @@ #include "qapi/visitor.h" #include "qapi/error.h" #include "hw/pci-host/pnv_phb3_regs.h" +#include "hw/pci-host/pnv_phb.h" #include "hw/pci-host/pnv_phb3.h" #include "hw/pci/pcie_host.h" #include "hw/pci/pcie_port.h" @@ -26,7 +27,7 @@ static PCIDevice *pnv_phb3_find_cfg_dev(PnvPHB3 *phb) { - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); uint64_t addr = phb->regs[PHB_CONFIG_ADDRESS >> 3]; uint8_t bus, devfn; @@ -590,7 +591,7 @@ void pnv_phb3_reg_write(void *opaque, hwaddr off, uint64_t val, unsigned size) uint64_t pnv_phb3_reg_read(void *opaque, hwaddr off, unsigned size) { PnvPHB3 *phb = opaque; - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); uint64_t val; if ((off & 0xfffc) == PHB_CONFIG_DATA) { @@ -986,10 +987,36 @@ static void pnv_phb3_instance_init(Object *obj) } +void pnv_phb3_bus_init(DeviceState *dev, PnvPHB3 *phb) +{ + PCIHostState *pci = PCI_HOST_BRIDGE(dev); + + /* + * PHB3 doesn't support IO space. However, qemu gets very upset if + * we don't have an IO region to anchor IO BARs onto so we just + * initialize one which we never hook up to anything + */ + memory_region_init(&phb->pci_io, OBJECT(phb), "pci-io", 0x10000); + memory_region_init(&phb->pci_mmio, OBJECT(phb), "pci-mmio", + PCI_MMIO_TOTAL_SIZE); + + pci->bus = pci_register_root_bus(dev, + dev->id ? dev->id : NULL, + pnv_phb3_set_irq, pnv_phb3_map_irq, phb, + &phb->pci_mmio, &phb->pci_io, + 0, 4, TYPE_PNV_PHB3_ROOT_BUS); + + object_property_set_int(OBJECT(pci->bus), "phb-id", phb->phb_id, + &error_abort); + object_property_set_int(OBJECT(pci->bus), "chip-id", phb->chip_id, + &error_abort); + + pci_setup_iommu(pci->bus, pnv_phb3_dma_iommu, phb); +} + static void pnv_phb3_realize(DeviceState *dev, Error **errp) { PnvPHB3 *phb = PNV_PHB3(dev); - PCIHostState *pci = PCI_HOST_BRIDGE(dev); PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); int i; @@ -1034,26 +1061,6 @@ static void pnv_phb3_realize(DeviceState *dev, Error **errp) /* Controller Registers */ memory_region_init_io(&phb->mr_regs, OBJECT(phb), &pnv_phb3_reg_ops, phb, "phb3-regs", 0x1000); - - /* - * PHB3 doesn't support IO space. However, qemu gets very upset if - * we don't have an IO region to anchor IO BARs onto so we just - * initialize one which we never hook up to anything - */ - memory_region_init(&phb->pci_io, OBJECT(phb), "pci-io", 0x10000); - memory_region_init(&phb->pci_mmio, OBJECT(phb), "pci-mmio", - PCI_MMIO_TOTAL_SIZE); - - pci->bus = pci_register_root_bus(dev, - dev->id ? dev->id : NULL, - pnv_phb3_set_irq, pnv_phb3_map_irq, phb, - &phb->pci_mmio, &phb->pci_io, - 0, 4, TYPE_PNV_PHB3_ROOT_BUS); - - pci_setup_iommu(pci->bus, pnv_phb3_dma_iommu, phb); - - pnv_phb_attach_root_port(pci, TYPE_PNV_PHB3_ROOT_PORT, - phb->phb_id, phb->chip_id); } void pnv_phb3_update_regions(PnvPHB3 *phb) @@ -1078,105 +1085,96 @@ void pnv_phb3_update_regions(PnvPHB3 *phb) pnv_phb3_check_all_m64s(phb); } -static const char *pnv_phb3_root_bus_path(PCIHostState *host_bridge, - PCIBus *rootbus) -{ - PnvPHB3 *phb = PNV_PHB3(host_bridge); - - snprintf(phb->bus_path, sizeof(phb->bus_path), "00%02x:%02x", - phb->chip_id, phb->phb_id); - return phb->bus_path; -} - static Property pnv_phb3_properties[] = { DEFINE_PROP_UINT32("index", PnvPHB3, phb_id, 0), DEFINE_PROP_UINT32("chip-id", PnvPHB3, chip_id, 0), DEFINE_PROP_LINK("chip", PnvPHB3, chip, TYPE_PNV_CHIP, PnvChip *), + DEFINE_PROP_LINK("phb-base", PnvPHB3, phb_base, TYPE_PNV_PHB, PnvPHB *), DEFINE_PROP_END_OF_LIST(), }; static void pnv_phb3_class_init(ObjectClass *klass, void *data) { - PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass); - hc->root_bus_path = pnv_phb3_root_bus_path; dc->realize = pnv_phb3_realize; device_class_set_props(dc, pnv_phb3_properties); - set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); dc->user_creatable = false; } static const TypeInfo pnv_phb3_type_info = { .name = TYPE_PNV_PHB3, - .parent = TYPE_PCIE_HOST_BRIDGE, + .parent = TYPE_DEVICE, .instance_size = sizeof(PnvPHB3), .class_init = pnv_phb3_class_init, .instance_init = pnv_phb3_instance_init, }; -static void pnv_phb3_root_bus_class_init(ObjectClass *klass, void *data) +static void pnv_phb3_root_bus_get_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) { - BusClass *k = BUS_CLASS(klass); + PnvPHB3RootBus *bus = PNV_PHB3_ROOT_BUS(obj); + uint64_t value = 0; - /* - * PHB3 has only a single root complex. Enforce the limit on the - * parent bus - */ - k->max_dev = 1; + if (strcmp(name, "phb-id") == 0) { + value = bus->phb_id; + } else { + value = bus->chip_id; + } + + visit_type_size(v, name, &value, errp); } -static const TypeInfo pnv_phb3_root_bus_info = { - .name = TYPE_PNV_PHB3_ROOT_BUS, - .parent = TYPE_PCIE_BUS, - .class_init = pnv_phb3_root_bus_class_init, -}; +static void pnv_phb3_root_bus_set_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) -static void pnv_phb3_root_port_realize(DeviceState *dev, Error **errp) { - PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); - PCIDevice *pci = PCI_DEVICE(dev); - Error *local_err = NULL; + PnvPHB3RootBus *bus = PNV_PHB3_ROOT_BUS(obj); + uint64_t value; - rpc->parent_realize(dev, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!visit_type_size(v, name, &value, errp)) { return; } - pci_config_set_interrupt_pin(pci->config, 0); + + if (strcmp(name, "phb-id") == 0) { + bus->phb_id = value; + } else { + bus->chip_id = value; + } } -static void pnv_phb3_root_port_class_init(ObjectClass *klass, void *data) +static void pnv_phb3_root_bus_class_init(ObjectClass *klass, void *data) { - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - PCIERootPortClass *rpc = PCIE_ROOT_PORT_CLASS(klass); - - dc->desc = "IBM PHB3 PCIE Root Port"; + BusClass *k = BUS_CLASS(klass); - device_class_set_parent_realize(dc, pnv_phb3_root_port_realize, - &rpc->parent_realize); - dc->user_creatable = false; + object_class_property_add(klass, "phb-id", "int", + pnv_phb3_root_bus_get_prop, + pnv_phb3_root_bus_set_prop, + NULL, NULL); - k->vendor_id = PCI_VENDOR_ID_IBM; - k->device_id = 0x03dc; - k->revision = 0; + object_class_property_add(klass, "chip-id", "int", + pnv_phb3_root_bus_get_prop, + pnv_phb3_root_bus_set_prop, + NULL, NULL); - rpc->exp_offset = 0x48; - rpc->aer_offset = 0x100; + /* + * PHB3 has only a single root complex. Enforce the limit on the + * parent bus + */ + k->max_dev = 1; } -static const TypeInfo pnv_phb3_root_port_info = { - .name = TYPE_PNV_PHB3_ROOT_PORT, - .parent = TYPE_PCIE_ROOT_PORT, - .instance_size = sizeof(PnvPHB3RootPort), - .class_init = pnv_phb3_root_port_class_init, +static const TypeInfo pnv_phb3_root_bus_info = { + .name = TYPE_PNV_PHB3_ROOT_BUS, + .parent = TYPE_PCIE_BUS, + .class_init = pnv_phb3_root_bus_class_init, }; static void pnv_phb3_register_types(void) { type_register_static(&pnv_phb3_root_bus_info); - type_register_static(&pnv_phb3_root_port_info); type_register_static(&pnv_phb3_type_info); type_register_static(&pnv_phb3_iommu_memory_region_info); } |