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Diffstat (limited to 'hw/pci-host/ppce500.c')
-rw-r--r--hw/pci-host/ppce500.c41
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(),
};