milkymist-tmu2: 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 16:48:44 +02:00 committed by Avi Kivity
parent dfa87ccfad
commit 7100453f2e

View file

@ -77,6 +77,7 @@ struct vertex {
struct MilkymistTMU2State {
SysBusDevice busdev;
MemoryRegion regs_region;
CharDriverState *chr;
qemu_irq irq;
@ -309,7 +310,8 @@ static void tmu2_start(MilkymistTMU2State *s)
qemu_irq_pulse(s->irq);
}
static uint32_t tmu2_read(void *opaque, target_phys_addr_t addr)
static uint64_t tmu2_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistTMU2State *s = opaque;
uint32_t r = 0;
@ -370,7 +372,8 @@ static void tmu2_check_registers(MilkymistTMU2State *s)
}
}
static void tmu2_write(void *opaque, target_phys_addr_t addr, uint32_t value)
static void tmu2_write(void *opaque, target_phys_addr_t addr, uint64_t value,
unsigned size)
{
MilkymistTMU2State *s = opaque;
@ -414,16 +417,14 @@ static void tmu2_write(void *opaque, target_phys_addr_t addr, uint32_t value)
tmu2_check_registers(s);
}
static CPUReadMemoryFunc * const tmu2_read_fn[] = {
NULL,
NULL,
&tmu2_read,
};
static CPUWriteMemoryFunc * const tmu2_write_fn[] = {
NULL,
NULL,
&tmu2_write,
static const MemoryRegionOps tmu2_mmio_ops = {
.read = tmu2_read,
.write = tmu2_write,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void milkymist_tmu2_reset(DeviceState *d)
@ -439,7 +440,6 @@ static void milkymist_tmu2_reset(DeviceState *d)
static int milkymist_tmu2_init(SysBusDevice *dev)
{
MilkymistTMU2State *s = FROM_SYSBUS(typeof(*s), dev);
int tmu2_regs;
if (tmu2_glx_init(s)) {
return 1;
@ -447,9 +447,9 @@ static int milkymist_tmu2_init(SysBusDevice *dev)
sysbus_init_irq(dev, &s->irq);
tmu2_regs = cpu_register_io_memory(tmu2_read_fn, tmu2_write_fn, s,
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, R_MAX * 4, tmu2_regs);
memory_region_init_io(&s->regs_region, &tmu2_mmio_ops, s,
"milkymist-tmu2", R_MAX * 4);
sysbus_init_mmio_region(dev, &s->regs_region);
return 0;
}