@@ -106,31 +106,27 @@ static void bitband_writel(void *opaque, target_phys_addr_t offset,
cpu_physical_memory_write(addr, (uint8_t *)&v, 4);
}
-static CPUReadMemoryFunc * const bitband_readfn[] = {
- bitband_readb,
- bitband_readw,
- bitband_readl
-};
-
-static CPUWriteMemoryFunc * const bitband_writefn[] = {
- bitband_writeb,
- bitband_writew,
- bitband_writel
+static const MemoryRegionOps bitband_ops = {
+ .old_mmio = {
+ .read = { bitband_readb, bitband_readw, bitband_readl, },
+ .write = { bitband_writeb, bitband_writew, bitband_writel, },
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
};
typedef struct {
SysBusDevice busdev;
+ MemoryRegion iomem;
uint32_t base;
} BitBandState;
static int bitband_init(SysBusDevice *dev)
{
BitBandState *s = FROM_SYSBUS(BitBandState, dev);
- int iomemtype;
- iomemtype = cpu_register_io_memory(bitband_readfn, bitband_writefn,
- &s->base, DEVICE_NATIVE_ENDIAN);
- sysbus_init_mmio(dev, 0x02000000, iomemtype);
+ memory_region_init_io(&s->iomem, &bitband_ops, &s->base, "bitband",
+ 0x02000000);
+ sysbus_init_mmio_region(dev, &s->iomem);
return 0;
}
Signed-off-by: Avi Kivity <avi@redhat.com> --- hw/armv7m.c | 24 ++++++++++-------------- 1 files changed, 10 insertions(+), 14 deletions(-)