X-Git-Url: http://git.dujemihanovic.xyz/%7B%7B%20%24image.RelPermalink%20%7D%7D?a=blobdiff_plain;f=kernel%2Farch%2Fx86%2Ftty%2Ftty.c;h=83678b0684f48169aef5634c01bf13b1db04a04c;hb=refs%2Fheads%2Ftiming;hp=51686a3c8901c3a4f56b2a8ead3e834624b048a4;hpb=49dc1d078bb1a5530e452aa800c8871c18808340;p=nameless-os.git

diff --git a/kernel/arch/x86/tty/tty.c b/kernel/arch/x86/tty/tty.c
index 51686a3..83678b0 100644
--- a/kernel/arch/x86/tty/tty.c
+++ b/kernel/arch/x86/tty/tty.c
@@ -1,6 +1,7 @@
 #include <io.h>
 #include <tty.h>
 #include <stdint.h>
+#include <time/i8254.h>
 
 #define VGA_WIDTH 80
 #define VGA_HEIGHT 25
@@ -41,6 +42,14 @@ void scroll_up(void)
 }
 
 void kprint(const char *string, uint8_t color)
+{
+	kprintc('[', 0);
+	kprintdec(ticks / (1193182 / 65536));
+	kprints("] ", 0);
+	kprints(string, color);
+}
+
+void kprints(const char *string, uint8_t color)
 {
 	char next_char;
 	uint8_t vga_misc_output;
@@ -142,11 +151,18 @@ int kprintdec(uint32_t num)
 {
 	char buffer[11];
 	int digits = 10;
+
 	/* TODO: make an actual memset function to use instead of this */
 	for (int i=0; i<11; i++) {
 		buffer[i] = 0;
 	}
 
+	/* handle edge case */
+	if (num==0) {
+		*buffer = '0';
+		goto print;
+	}
+
 	/* put the numbers in the buffer */
 	for (int i=9; i>0 && num>0; i--) {
 		uint8_t currdigit = num%10;
@@ -169,6 +185,7 @@ int kprintdec(uint32_t num)
 		}
 	}
 
-	kprint(buffer, 0);
+print:
+	kprints(buffer, 0);
 	return digits;
 }