milkymist-sysctl: convert to memory API

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Michael Walle 2011-08-31 16:48:43 +02:00 committed by Avi Kivity
parent d46ccfcef3
commit dfa87ccfad

View File

@ -59,6 +59,7 @@ enum {
struct MilkymistSysctlState {
SysBusDevice busdev;
MemoryRegion regs_region;
QEMUBH *bh0;
QEMUBH *bh1;
@ -88,7 +89,8 @@ static void sysctl_icap_write(MilkymistSysctlState *s, uint32_t value)
}
}
static uint32_t sysctl_read(void *opaque, target_phys_addr_t addr)
static uint64_t sysctl_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistSysctlState *s = opaque;
uint32_t r = 0;
@ -129,7 +131,8 @@ static uint32_t sysctl_read(void *opaque, target_phys_addr_t addr)
return r;
}
static void sysctl_write(void *opaque, target_phys_addr_t addr, uint32_t value)
static void sysctl_write(void *opaque, target_phys_addr_t addr, uint64_t value,
unsigned size)
{
MilkymistSysctlState *s = opaque;
@ -195,16 +198,14 @@ static void sysctl_write(void *opaque, target_phys_addr_t addr, uint32_t value)
}
}
static CPUReadMemoryFunc * const sysctl_read_fn[] = {
NULL,
NULL,
&sysctl_read,
};
static CPUWriteMemoryFunc * const sysctl_write_fn[] = {
NULL,
NULL,
&sysctl_write,
static const MemoryRegionOps sysctl_mmio_ops = {
.read = sysctl_read,
.write = sysctl_write,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void timer0_hit(void *opaque)
@ -258,7 +259,6 @@ static void milkymist_sysctl_reset(DeviceState *d)
static int milkymist_sysctl_init(SysBusDevice *dev)
{
MilkymistSysctlState *s = FROM_SYSBUS(typeof(*s), dev);
int sysctl_regs;
sysbus_init_irq(dev, &s->gpio_irq);
sysbus_init_irq(dev, &s->timer0_irq);
@ -271,9 +271,9 @@ static int milkymist_sysctl_init(SysBusDevice *dev)
ptimer_set_freq(s->ptimer0, s->freq_hz);
ptimer_set_freq(s->ptimer1, s->freq_hz);
sysctl_regs = cpu_register_io_memory(sysctl_read_fn, sysctl_write_fn, s,
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, R_MAX * 4, sysctl_regs);
memory_region_init_io(&s->regs_region, &sysctl_mmio_ops, s,
"milkymist-sysctl", R_MAX * 4);
sysbus_init_mmio_region(dev, &s->regs_region);
return 0;
}