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-rw-r--r--hw/pci_host.h1
-rw-r--r--hw/prep_pci.c23
2 files changed, 9 insertions, 15 deletions
diff --git a/hw/pci_host.h b/hw/pci_host.h
index 0211086d70..359e38f63b 100644
--- a/hw/pci_host.h
+++ b/hw/pci_host.h
@@ -34,6 +34,7 @@ struct PCIHostState {
SysBusDevice busdev;
MemoryRegion conf_mem;
MemoryRegion data_mem;
+ MemoryRegion mmcfg;
MemoryRegion *address_space;
uint32_t config_reg;
PCIBus *bus;
diff --git a/hw/prep_pci.c b/hw/prep_pci.c
index 149807a7d5..ea9fb6902c 100644
--- a/hw/prep_pci.c
+++ b/hw/prep_pci.c
@@ -86,16 +86,12 @@ static uint32_t PPC_PCIIO_readl (void *opaque, target_phys_addr_t addr)
return val;
}
-static CPUWriteMemoryFunc * const PPC_PCIIO_write[] = {
- &PPC_PCIIO_writeb,
- &PPC_PCIIO_writew,
- &PPC_PCIIO_writel,
-};
-
-static CPUReadMemoryFunc * const PPC_PCIIO_read[] = {
- &PPC_PCIIO_readb,
- &PPC_PCIIO_readw,
- &PPC_PCIIO_readl,
+static const MemoryRegionOps PPC_PCIIO_ops = {
+ .old_mmio = {
+ .read = { PPC_PCIIO_readb, PPC_PCIIO_readw, PPC_PCIIO_readl, },
+ .write = { PPC_PCIIO_writeb, PPC_PCIIO_writew, PPC_PCIIO_writel, },
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
};
static int prep_map_irq(PCIDevice *pci_dev, int irq_num)
@@ -116,7 +112,6 @@ PCIBus *pci_prep_init(qemu_irq *pic,
{
PREPPCIState *s;
PCIDevice *d;
- int PPC_io_memory;
s = g_malloc0(sizeof(PREPPCIState));
s->bus = pci_register_bus(NULL, "pci",
@@ -135,10 +130,8 @@ PCIBus *pci_prep_init(qemu_irq *pic,
memory_region_add_subregion(address_space_io, 0xcfc, &s->data_mem);
sysbus_init_ioports(&s->busdev, 0xcfc, 1);
- PPC_io_memory = cpu_register_io_memory(PPC_PCIIO_read,
- PPC_PCIIO_write, s,
- DEVICE_NATIVE_ENDIAN);
- cpu_register_physical_memory(0x80800000, 0x00400000, PPC_io_memory);
+ memory_region_init_io(&s->mmcfg, &PPC_PCIIO_ops, s, "pciio", 0x00400000);
+ memory_region_add_subregion(address_space_mem, 0x80800000, &s->mmcfg);
/* PCI host bridge */
d = pci_register_device(s->bus, "PREP Host Bridge - Motorola Raven",