diff options
Diffstat (limited to 'hw/pci-host/ppce500.c')
-rw-r--r-- | hw/pci-host/ppce500.c | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/hw/pci-host/ppce500.c b/hw/pci-host/ppce500.c index e12d731ce8..1b4c0f0023 100644 --- a/hw/pci-host/ppce500.c +++ b/hw/pci-host/ppce500.c @@ -87,8 +87,10 @@ struct PPCE500PCIState { struct pci_outbound pob[PPCE500_PCI_NR_POBS]; struct pci_inbound pib[PPCE500_PCI_NR_PIBS]; uint32_t gasket_time; - qemu_irq irq[4]; + qemu_irq irq[PCI_NUM_PINS]; + uint32_t irq_num[PCI_NUM_PINS]; uint32_t first_slot; + uint32_t first_pin_irq; /* mmio maps */ MemoryRegion container; MemoryRegion iomem; @@ -252,26 +254,39 @@ static const MemoryRegionOps e500_pci_reg_ops = { .endianness = DEVICE_BIG_ENDIAN, }; -static int mpc85xx_pci_map_irq(PCIDevice *pci_dev, int irq_num) +static int mpc85xx_pci_map_irq(PCIDevice *pci_dev, int pin) { int devno = pci_dev->devfn >> 3; int ret; - ret = ppce500_pci_map_irq_slot(devno, irq_num); + ret = ppce500_pci_map_irq_slot(devno, pin); pci_debug("%s: devfn %x irq %d -> %d devno:%x\n", __func__, - pci_dev->devfn, irq_num, ret, devno); + pci_dev->devfn, pin, ret, devno); return ret; } -static void mpc85xx_pci_set_irq(void *opaque, int irq_num, int level) +static void mpc85xx_pci_set_irq(void *opaque, int pin, int level) { - qemu_irq *pic = opaque; + PPCE500PCIState *s = opaque; + qemu_irq *pic = s->irq; - pci_debug("%s: PCI irq %d, level:%d\n", __func__, irq_num, level); + pci_debug("%s: PCI irq %d, level:%d\n", __func__, pin , level); - qemu_set_irq(pic[irq_num], level); + qemu_set_irq(pic[pin], level); +} + +static PCIINTxRoute e500_route_intx_pin_to_irq(void *opaque, int pin) +{ + PCIINTxRoute route; + PPCE500PCIState *s = opaque; + + route.mode = PCI_INTX_ENABLED; + route.irq = s->irq_num[pin]; + + pci_debug("%s: PCI irq-pin = %d, irq_num= %d\n", __func__, pin, route.irq); + return route; } static const VMStateDescription vmstate_pci_outbound = { @@ -308,7 +323,7 @@ static const VMStateDescription vmstate_ppce500_pci = { VMSTATE_STRUCT_ARRAY(pob, PPCE500PCIState, PPCE500_PCI_NR_POBS, 1, vmstate_pci_outbound, struct pci_outbound), VMSTATE_STRUCT_ARRAY(pib, PPCE500PCIState, PPCE500_PCI_NR_PIBS, 1, - vmstate_pci_outbound, struct pci_inbound), + vmstate_pci_inbound, struct pci_inbound), VMSTATE_UINT32(gasket_time, PPCE500PCIState), VMSTATE_END_OF_LIST() } @@ -349,10 +364,14 @@ static int e500_pcihost_initfn(SysBusDevice *dev) sysbus_init_irq(dev, &s->irq[i]); } + for (i = 0; i < PCI_NUM_PINS; i++) { + s->irq_num[i] = s->first_pin_irq + i; + } + memory_region_init(&s->pio, OBJECT(s), "pci-pio", PCIE500_PCI_IOLEN); b = pci_register_bus(DEVICE(dev), NULL, mpc85xx_pci_set_irq, - mpc85xx_pci_map_irq, s->irq, address_space_mem, + mpc85xx_pci_map_irq, s, address_space_mem, &s->pio, PCI_DEVFN(s->first_slot, 0), 4, TYPE_PCI_BUS); h->bus = b; @@ -370,6 +389,7 @@ static int e500_pcihost_initfn(SysBusDevice *dev) memory_region_add_subregion(&s->container, PCIE500_REG_BASE, &s->iomem); sysbus_init_mmio(dev, &s->container); sysbus_init_mmio(dev, &s->pio); + pci_bus_set_route_irq_fn(b, e500_route_intx_pin_to_irq); return 0; } @@ -400,6 +420,7 @@ static const TypeInfo e500_host_bridge_info = { static Property pcihost_properties[] = { DEFINE_PROP_UINT32("first_slot", PPCE500PCIState, first_slot, 0x11), + DEFINE_PROP_UINT32("first_pin_irq", PPCE500PCIState, first_pin_irq, 0x1), DEFINE_PROP_END_OF_LIST(), }; |