Kernel/x86 - Add flag to set PIT to larges possible divisor

[tpg/acess2.git] / KernelLand / Kernel / arch / x86 / proc.c

diff --git a/KernelLand/Kernel/arch/x86/proc.c b/KernelLand/Kernel/arch/x86/proc.c
index 2869c3c..dac26c9 100644 (file)
--- a/KernelLand/Kernel/arch/x86/proc.c
+++ b/KernelLand/Kernel/arch/x86/proc.c
@@ -24,11 +24,14 @@
 #define DEBUG_DISABLE_DOUBLEFAULT      1
 #define DEBUG_VERY_SLOW_PERIOD 0
 #define DEBUG_NOPREEMPT        1
+#define DISABLE_PIT    0
 
 // === CONSTANTS ===
 // Base is 1193182
 #define TIMER_BASE      1193182
-#if DEBUG_VERY_SLOW_PERIOD
+#if DISABLE_PIT
+# define TIMER_DIVISOR 0xFFFF
+#elif DEBUG_VERY_SLOW_PERIOD
 # define TIMER_DIVISOR 1193    //~10Hz switch, with 10 quantum = 1s per thread
 #else
 # define TIMER_DIVISOR 11932   //~100Hz