Add timer to count ticks

1 files changed, 11 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 2b01d3f..d83c18b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -2,14 +2,22 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <crt0.h>
 
 #include <conio.h>
 
-#include "data.h"
+#include "timer.h"
 #include "vga.h"
+#include "data.h"
+
+/* disable paging because our int handlers are written in C */
+int _crt0_startup_flags = _CRT0_FLAG_LOCK_MEMORY;
 
 int main(int argc, char *argv[])
 {
+    timer_init();
+    atexit(timer_free);
+
     /* set VGA 320x200, 256 col */
     set_mode(0x13);
 
@@ -36,5 +44,7 @@ int main(int argc, char *argv[])
     set_mode(3);
     close_framebuffer();
 
+    printf("tick is %li\n", ticks);
+
     return 0;
 }