Kernel: PIT now has very barebones sleep

2023-02-16 17:53:25 +02:00 · 2023-02-16 17:53:25 +02:00 · 94cbacc998
parent 1b45b4d728
commit 94cbacc998
2 changed files with 8 additions and 1 deletions
--- a/kernel/include/kernel/PIT.h
+++ b/kernel/include/kernel/PIT.h
@ -8,7 +8,7 @@ namespace PIT
 {

 	uint64_t ms_since_boot();
-
 	void initialize();
+	void sleep(uint64_t);

 }
--- a/kernel/kernel/PIT.cpp
+++ b/kernel/kernel/PIT.cpp
@ -50,4 +50,11 @@ namespace PIT
 		InterruptController::get().enable_irq(PIT_IRQ);
 	}

+	void sleep(uint64_t ms)
+	{
+		uint64_t end = s_system_time + ms;
+		while (s_system_time < end)
+			asm volatile("hlt");
+	}
+
 }