static uint64_t grlib_gptimer_read(void *opaque, hwaddr addr,
unsigned size)
{
GPTimerUnit *unit = opaque;
hwaddr timer_addr;
int id;
uint32_t value = 0;
addr &= 0xff;
/* Unit registers */
switch (addr) {
case SCALER_OFFSET:
trace_grlib_gptimer_readl(-1, addr, unit->scaler);
return unit->scaler;
case SCALER_RELOAD_OFFSET:
trace_grlib_gptimer_readl(-1, addr, unit->reload);
return unit->reload;
case CONFIG_OFFSET:
trace_grlib_gptimer_readl(-1, addr, unit->config);
return unit->config;
default:
break;
}
timer_addr = (addr % TIMER_BASE);
id = (addr - TIMER_BASE) / TIMER_BASE;
if (id >= 0 && id < unit->nr_timers) {
/* GPTimer registers */
switch (timer_addr) {
case COUNTER_OFFSET:
value = ptimer_get_count(unit->timers[id].ptimer);
trace_grlib_gptimer_readl(id, addr, value);
return value;
case COUNTER_RELOAD_OFFSET:
value = unit->timers[id].reload;
trace_grlib_gptimer_readl(id, addr, value);
return value;
case CONFIG_OFFSET:
trace_grlib_gptimer_readl(id, addr, unit->timers[id].config);
return unit->timers[id].config;
default:
break;
}
}
trace_grlib_gptimer_readl(-1, addr, 0);
return 0;
}
static uint32_t grlib_gptimer_readl(void *opaque, target_phys_addr_t addr)
{
GPTimerUnit *unit = opaque;
target_phys_addr_t timer_addr;
int id;
uint32_t value = 0;
addr &= 0xff;
/* Unit registers */
switch (addr) {
case SCALER_OFFSET:
trace_grlib_gptimer_readl(-1, "scaler:", unit->scaler);
return unit->scaler;
case SCALER_RELOAD_OFFSET:
trace_grlib_gptimer_readl(-1, "reload:", unit->reload);
return unit->reload;
case CONFIG_OFFSET:
trace_grlib_gptimer_readl(-1, "config:", unit->config);
return unit->config;
default:
break;
}
timer_addr = (addr % TIMER_BASE);
id = (addr - TIMER_BASE) / TIMER_BASE;
if (id >= 0 && id < unit->nr_timers) {
/* GPTimer registers */
switch (timer_addr) {
case COUNTER_OFFSET:
value = ptimer_get_count(unit->timers[id].ptimer);
trace_grlib_gptimer_readl(id, "counter value:", value);
return value;
case COUNTER_RELOAD_OFFSET:
value = unit->timers[id].reload;
trace_grlib_gptimer_readl(id, "reload value:", value);
return value;
case CONFIG_OFFSET:
trace_grlib_gptimer_readl(id, "scaler value:",
unit->timers[id].config);
return unit->timers[id].config;
default:
break;
}
}
trace_grlib_gptimer_unknown_register("read", addr);
return 0;
}
