drivers/timer/hpet.cpp

42 	hpet_timer* timer;
97 hpet_set_hardware_timer(bigtime_t relativeTimeout, hpet_timer *timer)
105 	//dprintf("comparator: %lld, new value: %lld\n", timer->u0.comparator64, timerValue);
108 	timer->u0.comparator64 = timerValue;
110 	timer->u0.comparator32 = timerValue;
113 	// enable timer interrupt
114 	timer->config |= HPET_CONF_TIMER_INT_ENABLE;
121 hpet_clear_hardware_timer(hpet_timer *timer)
123 	// Disable timer interrupt
124 	timer->config &= ~HPET_CONF_TIMER_INT_ENABLE;
134 	hpet_timer* timer = &sHPETRegs->timer[hpetCookie->number];
137 	if (!HPET_GET_CONF_TIMER_INT_IS_LEVEL(timer)
141 		hpet_clear_hardware_timer(timer);
181 hpet_dump_timer(volatile struct hpet_timer *timer)
183 	dprintf("HPET Timer %ld:\n", (timer - sHPETRegs->timer));
184 	dprintf("CAP/CONFIG register: 0x%llx\n", timer->config);
187 	uint32 interrupts = (uint32)HPET_GET_CAP_TIMER_ROUTE(timer);
194 			timer->config & HPET_CAP_TIMER_FSB_INT_DEL ? "Yes" : "No");
198 		timer->config & HPET_CONF_TIMER_FSB_ENABLE ? "Yes" : "No");
200 		timer->config & HPET_CONF_TIMER_INT_ENABLE ? "Yes" : "No");
202 		timer->config & HPET_CONF_TIMER_TYPE ? "Periodic" : "OneShot");
204 		HPET_GET_CONF_TIMER_INT_IS_LEVEL(timer) ? "Level" : "Edge");
207 		HPET_GET_CONF_TIMER_INT_ROUTE(timer));
209 	if (timer->config & HPET_CONF_TIMER_FSB_ENABLE) {
210 		dprintf("\tfsb_route[0]: 0x%llx\n", timer->fsb_route[0]);
211 		dprintf("\tfsb_route[1]: 0x%llx\n", timer->fsb_route[1]);
220 	struct hpet_timer *timer = cookie->timer;
222 	uint32 interrupts = (uint32)HPET_GET_CAP_TIMER_ROUTE(timer);
234 		dprintf("hpet_init_timer(): timer can't be routed to any interrupt!");
238 	timer->config &= ~HPET_CONF_TIMER_TYPE;
241 	timer->config |= HPET_CONF_TIMER_INT_TYPE;
244 	timer->config &= ~HPET_CONF_TIMER_FSB_ENABLE;
248 	timer->config &= ~HPET_CONF_TIMER_32MODE;
251 	timer->config |= HPET_CONF_TIMER_32MODE;
254 	timer->config |= (interrupt << HPET_CONF_TIMER_INT_ROUTE_SHIFT)
257 	cookie->irq = interrupt = HPET_GET_CONF_TIMER_INT_ROUTE(timer);
264 	hpet_dump_timer(timer);
325 		hpet_dump_timer(&sHPETRegs->timer[c]);
456 	hpetCookie->timer = &sHPETRegs->timer[timerNumber];
464 		dprintf("hpet_open: initializing timer failed: %s\n", strerror(status));
490 	hpet_clear_hardware_timer(&sHPETRegs->timer[hpetCookie->number]);
523 			dprintf("hpet: wait timer (%d) for %lld...\n", hpetCookie->number, value);
524 			hpet_set_hardware_timer(value, &sHPETRegs->timer[hpetCookie->number]);