1 files changed, 11 insertions, 7 deletions
diff --git a/src/kernel/serial.h b/src/kernel/serial.h
index 2fb21a6..2ac359d 100644
--- a/src/kernel/serial.h
+++ b/src/kernel/serial.h
@@ -1,15 +1,19 @@
 #ifndef SERIAL_H
 #define SERIAL_H
 
-#include <stdbool.h>
 #include <stdint.h>
 
-bool serr() __attribute__ ((pure));
+enum serial_port {
+  COM1,
+  COM2,
+  COM3,
+  COM4
+};
+
+void reset_error(enum serial_port n);
 void init_serial();
-void sout(char b);
-void soutsz(const char *s);
-void soutsn(const char *s, uint8_t n);
-char sin();
-void sinsn(char *s, uint8_t n);
+
+void sout(enum serial_port n, uint8_t b);
+uint8_t sin(enum serial_port n);
 
 #endif
 \ No newline at end of file