apic: convert to memory API

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-15 17:17:16 +03:00 committed by Anthony Liguori
parent 3812ed0baa
commit 312b4234c6

View file

@ -80,6 +80,7 @@ typedef struct APICState APICState;
struct APICState {
SysBusDevice busdev;
MemoryRegion io_memory;
void *cpu_env;
uint32_t apicbase;
uint8_t id;
@ -979,31 +980,25 @@ static void apic_reset(DeviceState *d)
}
}
static CPUReadMemoryFunc * const apic_mem_read[3] = {
apic_mem_readb,
apic_mem_readw,
apic_mem_readl,
};
static CPUWriteMemoryFunc * const apic_mem_write[3] = {
apic_mem_writeb,
apic_mem_writew,
apic_mem_writel,
static const MemoryRegionOps apic_io_ops = {
.old_mmio = {
.read = { apic_mem_readb, apic_mem_readw, apic_mem_readl, },
.write = { apic_mem_writeb, apic_mem_writew, apic_mem_writel, },
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static int apic_init1(SysBusDevice *dev)
{
APICState *s = FROM_SYSBUS(APICState, dev);
int apic_io_memory;
static int last_apic_idx;
if (last_apic_idx >= MAX_APICS) {
return -1;
}
apic_io_memory = cpu_register_io_memory(apic_mem_read,
apic_mem_write, NULL,
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, MSI_ADDR_SIZE, apic_io_memory);
memory_region_init_io(&s->io_memory, &apic_io_ops, s, "apic",
MSI_ADDR_SIZE);
sysbus_init_mmio_region(dev, &s->io_memory);
s->timer = qemu_new_timer_ns(vm_clock, apic_timer, s);
s->idx = last_apic_idx++;