diff options
Diffstat (limited to 'hw/versatile_pci.c')
| -rw-r--r-- | hw/versatile_pci.c | 42 |
1 files changed, 8 insertions, 34 deletions
diff --git a/hw/versatile_pci.c b/hw/versatile_pci.c index 98e56f1610..8a88696f2c 100644 --- a/hw/versatile_pci.c +++ b/hw/versatile_pci.c @@ -58,38 +58,6 @@ static void pci_vpb_set_irq(void *opaque, int irq_num, int level) qemu_set_irq(pic[irq_num], level); } - -static void pci_vpb_map(SysBusDevice *dev, target_phys_addr_t base) -{ - PCIVPBState *s = (PCIVPBState *)dev; - /* Selfconfig area. */ - memory_region_add_subregion(get_system_memory(), base + 0x01000000, - &s->mem_config); - /* Normal config area. */ - memory_region_add_subregion(get_system_memory(), base + 0x02000000, - &s->mem_config2); - - if (s->realview) { - /* IO memory area. */ - memory_region_add_subregion(get_system_memory(), base + 0x03000000, - &s->isa); - } -} - -static void pci_vpb_unmap(SysBusDevice *dev, target_phys_addr_t base) -{ - PCIVPBState *s = (PCIVPBState *)dev; - /* Selfconfig area. */ - memory_region_del_subregion(get_system_memory(), &s->mem_config); - /* Normal config area. */ - memory_region_del_subregion(get_system_memory(), &s->mem_config2); - - if (s->realview) { - /* IO memory area. */ - memory_region_del_subregion(get_system_memory(), &s->isa); - } -} - static int pci_vpb_init(SysBusDevice *dev) { PCIVPBState *s = FROM_SYSBUS(PCIVPBState, dev); @@ -106,16 +74,22 @@ static int pci_vpb_init(SysBusDevice *dev) /* ??? Register memory space. */ + /* Our memory regions are: + * 0 : PCI self config window + * 1 : PCI config window + * 2 : PCI IO window (realview_pci only) + */ memory_region_init_io(&s->mem_config, &pci_vpb_config_ops, bus, "pci-vpb-selfconfig", 0x1000000); + sysbus_init_mmio_region(dev, &s->mem_config); memory_region_init_io(&s->mem_config2, &pci_vpb_config_ops, bus, "pci-vpb-config", 0x1000000); + sysbus_init_mmio_region(dev, &s->mem_config2); if (s->realview) { isa_mmio_setup(&s->isa, 0x0100000); + sysbus_init_mmio_region(dev, &s->isa); } - sysbus_init_mmio_cb2(dev, pci_vpb_map, pci_vpb_unmap); - pci_create_simple(bus, -1, "versatile_pci_host"); return 0; } |