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armv7m: convert to memory API

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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 17:17:20 +03:00 committed by Anthony Liguori
parent e219dea2f3
commit f69bf9d41c
1 changed files with 10 additions and 14 deletions
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24
hw/armv7m.c
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@ -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;
}