mirrors
/
qemu
mirror of https://gitlab.com/qemu-project/qemu
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
hw/grlib_gptimer.c
View File

@ -68,6 +68,7 @@ struct GPTimer {
struct GPTimerUnit {
SysBusDevice busdev;
MemoryRegion iomem;
uint32_t nr_timers; /* Number of timers available */
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;
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;
}
static void
grlib_gptimer_writel(void *opaque, target_phys_addr_t addr, uint32_t value)
static void grlib_gptimer_write(void *opaque, target_phys_addr_t addr,
uint64_t value, unsigned size)
{
GPTimerUnit *unit = opaque;
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);
}
static CPUReadMemoryFunc * const grlib_gptimer_read[] = {
NULL, NULL, grlib_gptimer_readl,
};
static CPUWriteMemoryFunc * const grlib_gptimer_write[] = {
NULL, NULL, grlib_gptimer_writel,
static const MemoryRegionOps grlib_gptimer_ops = {
.read = grlib_gptimer_read,
.write = grlib_gptimer_write,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
};
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);
unsigned int i;
int timer_regs;
assert(unit->nr_timers > 0);
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);
}
timer_regs = cpu_register_io_memory(grlib_gptimer_read,
grlib_gptimer_write,
unit, DEVICE_NATIVE_ENDIAN);
if (timer_regs < 0) {
return -1;
}
memory_region_init_io(&unit->iomem, &grlib_gptimer_ops, unit, "gptimer",
UNIT_REG_SIZE + GPTIMER_REG_SIZE * unit->nr_timers);
sysbus_init_mmio(dev, UNIT_REG_SIZE + GPTIMER_REG_SIZE * unit->nr_timers,
timer_regs);
sysbus_init_mmio_region(dev, &unit->iomem);
return 0;
}