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grlib_gptimer: convert to memory API 

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-11-14 14:23:17 +02:00
parent 6281f7d11f
commit cde844fa76
1 changed files with 16 additions and 18 deletions
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34
hw/grlib_gptimer.c
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@ -68,6 +68,7 @@ struct GPTimer {
struct GPTimerUnit { struct GPTimerUnit {
SysBusDevice busdev; SysBusDevice busdev;
MemoryRegion iomem;
uint32_t nr_timers; /* Number of timers available */ uint32_t nr_timers; /* Number of timers available */
uint32_t freq_hz; /* System frequency */ uint32_t freq_hz; /* System frequency */
@ -153,7 +154,8 @@ static void grlib_gptimer_hit(void *opaque)
} }
} }
static uint32_t grlib_gptimer_readl(void *opaque, target_phys_addr_t addr) static uint64_t grlib_gptimer_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{ {
GPTimerUnit *unit = opaque; GPTimerUnit *unit = opaque;
target_phys_addr_t timer_addr; target_phys_addr_t timer_addr;
@ -211,8 +213,8 @@ static uint32_t grlib_gptimer_readl(void *opaque, target_phys_addr_t addr)
return 0; return 0;
} }
static void static void grlib_gptimer_write(void *opaque, target_phys_addr_t addr,
grlib_gptimer_writel(void *opaque, target_phys_addr_t addr, uint32_t value) uint64_t value, unsigned size)
{ {
GPTimerUnit *unit = opaque; GPTimerUnit *unit = opaque;
target_phys_addr_t timer_addr; target_phys_addr_t timer_addr;
@ -299,12 +301,14 @@ grlib_gptimer_writel(void *opaque, target_phys_addr_t addr, uint32_t value)
trace_grlib_gptimer_writel(-1, addr, value); trace_grlib_gptimer_writel(-1, addr, value);
} }
static CPUReadMemoryFunc * const grlib_gptimer_read[] = { static const MemoryRegionOps grlib_gptimer_ops = {
NULL, NULL, grlib_gptimer_readl, .read = grlib_gptimer_read,
}; .write = grlib_gptimer_write,
.endianness = DEVICE_NATIVE_ENDIAN,
static CPUWriteMemoryFunc * const grlib_gptimer_write[] = { .valid = {
NULL, NULL, grlib_gptimer_writel, .min_access_size = 4,
.max_access_size = 4,
},
}; };
static void grlib_gptimer_reset(DeviceState *d) static void grlib_gptimer_reset(DeviceState *d)
@ -340,7 +344,6 @@ static int grlib_gptimer_init(SysBusDevice *dev)
{ {
GPTimerUnit *unit = FROM_SYSBUS(typeof(*unit), dev); GPTimerUnit *unit = FROM_SYSBUS(typeof(*unit), dev);
unsigned int i; unsigned int i;
int timer_regs;
assert(unit->nr_timers > 0); assert(unit->nr_timers > 0);
assert(unit->nr_timers <= GPTIMER_MAX_TIMERS); assert(unit->nr_timers <= GPTIMER_MAX_TIMERS);
@ -361,15 +364,10 @@ static int grlib_gptimer_init(SysBusDevice *dev)
ptimer_set_freq(timer->ptimer, unit->freq_hz); ptimer_set_freq(timer->ptimer, unit->freq_hz);
} }
timer_regs = cpu_register_io_memory(grlib_gptimer_read, memory_region_init_io(&unit->iomem, &grlib_gptimer_ops, unit, "gptimer",
grlib_gptimer_write, UNIT_REG_SIZE + GPTIMER_REG_SIZE * unit->nr_timers);
unit, DEVICE_NATIVE_ENDIAN);
if (timer_regs < 0) {
return -1;
}
sysbus_init_mmio(dev, UNIT_REG_SIZE + GPTIMER_REG_SIZE * unit->nr_timers, sysbus_init_mmio_region(dev, &unit->iomem);
timer_regs);
return 0; return 0;
} }