diff options
Diffstat (limited to 'hw/apb_pci.c')
| -rw-r--r-- | hw/apb_pci.c | 49 |
1 files changed, 26 insertions, 23 deletions
diff --git a/hw/apb_pci.c b/hw/apb_pci.c index 65d8ba610f..b53e3c3bf9 100644 --- a/hw/apb_pci.c +++ b/hw/apb_pci.c @@ -65,7 +65,7 @@ do { printf("APB: " fmt , ## __VA_ARGS__); } while (0) typedef struct APBState { SysBusDevice busdev; - PCIHostState host_state; + PCIBus *bus; ReadWriteHandler pci_config_handler; uint32_t iommu[4]; uint32_t pci_control[16]; @@ -191,7 +191,7 @@ static void apb_pci_config_write(ReadWriteHandler *h, pcibus_t addr, val = qemu_bswap_len(val, size); APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %x\n", __func__, addr, val); - pci_data_write(s->host_state.bus, addr, val, size); + pci_data_write(s->bus, addr, val, size); } static uint32_t apb_pci_config_read(ReadWriteHandler *h, pcibus_t addr, @@ -200,7 +200,7 @@ static uint32_t apb_pci_config_read(ReadWriteHandler *h, pcibus_t addr, uint32_t ret; APBState *s = container_of(h, APBState, pci_config_handler); - ret = pci_data_read(s->host_state.bus, addr, size); + ret = pci_data_read(s->bus, addr, size); ret = qemu_bswap_len(ret, size); APB_DPRINTF("%s: addr " TARGET_FMT_lx " -> %x\n", __func__, addr, ret); return ret; @@ -331,37 +331,37 @@ PCIBus *pci_apb_init(target_phys_addr_t special_base, s = sysbus_from_qdev(dev); /* apb_config */ sysbus_mmio_map(s, 0, special_base); + /* PCI configuration space */ + sysbus_mmio_map(s, 1, special_base + 0x1000000ULL); /* pci_ioport */ - sysbus_mmio_map(s, 1, special_base + 0x2000000ULL); - /* pci_config */ - sysbus_mmio_map(s, 2, special_base + 0x1000000ULL); - /* mem_data */ - sysbus_mmio_map(s, 3, mem_base); + sysbus_mmio_map(s, 2, special_base + 0x2000000ULL); d = FROM_SYSBUS(APBState, s); - d->host_state.bus = pci_register_bus(&d->busdev.qdev, "pci", + + d->bus = pci_register_bus(&d->busdev.qdev, "pci", pci_apb_set_irq, pci_pbm_map_irq, d, 0, 32); - pci_bus_set_mem_base(d->host_state.bus, mem_base); + pci_bus_set_mem_base(d->bus, mem_base); for (i = 0; i < 32; i++) { sysbus_connect_irq(s, i, pic[i]); } - pci_create_simple(d->host_state.bus, 0, "pbm"); + pci_create_simple(d->bus, 0, "pbm"); + /* APB secondary busses */ - *bus2 = pci_bridge_init(d->host_state.bus, PCI_DEVFN(1, 0), + *bus2 = pci_bridge_init(d->bus, PCI_DEVFN(1, 0), PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_SIMBA, pci_apb_map_irq, "Advanced PCI Bus secondary bridge 1"); apb_pci_bridge_init(*bus2); - *bus3 = pci_bridge_init(d->host_state.bus, PCI_DEVFN(1, 1), + *bus3 = pci_bridge_init(d->bus, PCI_DEVFN(1, 1), PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_SIMBA, pci_apb_map_irq, "Advanced PCI Bus secondary bridge 2"); apb_pci_bridge_init(*bus3); - return d->host_state.bus; + return d->bus; } static void pci_pbm_reset(DeviceState *d) @@ -382,7 +382,7 @@ static void pci_pbm_reset(DeviceState *d) static int pci_pbm_init_device(SysBusDevice *dev) { APBState *s; - int pci_mem_data, apb_config, pci_ioport, pci_config; + int pci_config, apb_config, pci_ioport; unsigned int i; s = FROM_SYSBUS(APBState, dev); @@ -396,20 +396,23 @@ static int pci_pbm_init_device(SysBusDevice *dev) /* apb_config */ apb_config = cpu_register_io_memory(apb_config_read, apb_config_write, s); + /* at region 0 */ sysbus_init_mmio(dev, 0x10000ULL, apb_config); - /* pci_ioport */ - pci_ioport = cpu_register_io_memory(pci_apb_ioread, - pci_apb_iowrite, s); - sysbus_init_mmio(dev, 0x10000ULL, pci_ioport); - /* pci_config */ + + /* PCI configuration space */ s->pci_config_handler.read = apb_pci_config_read; s->pci_config_handler.write = apb_pci_config_write; pci_config = cpu_register_io_memory_simple(&s->pci_config_handler); assert(pci_config >= 0); + /* at region 1 */ sysbus_init_mmio(dev, 0x1000000ULL, pci_config); - /* mem_data */ - pci_mem_data = pci_host_data_register_mmio(&s->host_state, 1); - sysbus_init_mmio(dev, 0x10000000ULL, pci_mem_data); + + /* pci_ioport */ + pci_ioport = cpu_register_io_memory(pci_apb_ioread, + pci_apb_iowrite, s); + /* at region 2 */ + sysbus_init_mmio(dev, 0x10000ULL, pci_ioport); + return 0; } |