system clock

1 files changed, 15 insertions, 7 deletions

diff --git a/kernel/x86.c b/kernel/x86.c
index 0b6a448..782baec 100644
--- a/kernel/x86.c
+++ b/kernel/x86.c
@@ -1,14 +1,23 @@
+#define FOOLOS_MODULE_NAME "x86"
+
 #include "x86.h"
+#include "lib/int/stdint.h"
+#include "lib/logger/log.h"
+
+extern volatile uint64_t task_system_clock; // from task.c
 
-//TODO!!!
 void sleep(int i)
 {
-    i*=1000000;
-    for(;i>0;i--)
-    {
-	
-    }
+    volatile uint64_t clock=task_system_clock;
+
+//    while(clock+i>task_system_clock)
+//    {
+//	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"It is %d but I will sleep until %d...",task_system_clock,clock+i);
+	for(int j=0;j<i;j++)asm("hlt");
+
+  //  }
 }
+
 // disable interrupts
 void x86_int_disable()
 {
@@ -22,7 +31,6 @@ void x86_int_enable()
 }
 
 // get control registers (cr0-cr4)
-
 uint32_t x86_get_cr0()
 {
     uint32_t cr;