From 586d58192b2c576393077c3944338b582c873f45 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Sun, 6 Sep 2020 19:37:58 +0200
Subject: Finished switch to hpet timer
---
kernel/drivers/timer.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
(limited to 'kernel/drivers/timer.c')
diff --git a/kernel/drivers/timer.c b/kernel/drivers/timer.c
index 79e3cd8..788e286 100644
--- a/kernel/drivers/timer.c
+++ b/kernel/drivers/timer.c
@@ -1,5 +1,6 @@
// MIT License, Copyright (c) 2020 Marvin Borner
+#include <acpi.h>
#include <cpu.h>
#include <def.h>
#include <interrupts.h>
@@ -19,7 +20,6 @@ u32 timer_get()
return timer_ticks;
}
-// Executed 1000 times per second
void timer_handler()
{
timer_ticks++;
@@ -39,6 +39,8 @@ void timer_wait(u32 ticks)
// Install timer handler into IRQ0
void timer_install()
{
- timer_phase(1000);
+ hpet_install(10000); // TODO: Find optimal femtosecond period
+ if (!hpet)
+ timer_phase(1000);
irq_install_handler(0, timer_handler);
}
--
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