diff options
| -rw-r--r-- | hw/ioapic.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/hw/ioapic.c b/hw/ioapic.c index 347536e..eb75766 100644 --- a/hw/ioapic.c +++ b/hw/ioapic.c @@ -86,6 +86,7 @@ typedef struct IOAPICState IOAPICState; struct IOAPICState { SysBusDevice busdev; + MemoryRegion io_memory; uint8_t id; uint8_t ioregsel; uint32_t irr; @@ -195,7 +196,8 @@ void ioapic_eoi_broadcast(int vector) } } -static uint32_t ioapic_mem_readl(void *opaque, target_phys_addr_t addr) +static uint64_t +ioapic_mem_read(void *opaque, target_phys_addr_t addr, unsigned int size) { IOAPICState *s = opaque; int index; @@ -237,7 +239,8 @@ static uint32_t ioapic_mem_readl(void *opaque, target_phys_addr_t addr) } static void -ioapic_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val) +ioapic_mem_write(void *opaque, target_phys_addr_t addr, uint64_t val, + unsigned int size) { IOAPICState *s = opaque; int index; @@ -315,32 +318,23 @@ static void ioapic_reset(DeviceState *d) } } -static CPUReadMemoryFunc * const ioapic_mem_read[3] = { - ioapic_mem_readl, - ioapic_mem_readl, - ioapic_mem_readl, -}; - -static CPUWriteMemoryFunc * const ioapic_mem_write[3] = { - ioapic_mem_writel, - ioapic_mem_writel, - ioapic_mem_writel, +static const MemoryRegionOps ioapic_io_ops = { + .read = ioapic_mem_read, + .write = ioapic_mem_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; static int ioapic_init1(SysBusDevice *dev) { IOAPICState *s = FROM_SYSBUS(IOAPICState, dev); - int io_memory; static int ioapic_no; if (ioapic_no >= MAX_IOAPICS) { return -1; } - io_memory = cpu_register_io_memory(ioapic_mem_read, - ioapic_mem_write, s, - DEVICE_NATIVE_ENDIAN); - sysbus_init_mmio(dev, 0x1000, io_memory); + memory_region_init_io(&s->io_memory, &ioapic_io_ops, s, "ioapic", 0x1000); + sysbus_init_mmio_region(dev, &s->io_memory); qdev_init_gpio_in(&dev->qdev, ioapic_set_irq, IOAPIC_NUM_PINS); |
