1 files changed, 8 insertions, 0 deletions
diff --git a/sys/include/sbi.h b/sys/include/sbi.h
index 94c3749..86ca295 100644
--- a/sys/include/sbi.h
+++ b/sys/include/sbi.h
@@ -1,6 +1,8 @@
 #ifndef _SBI_H
 #define _SBI_H
 
+#include <stdint.h> 
+
 struct sbiret {
 	long err;
 	long val;
@@ -58,6 +60,12 @@ sbi_console_putchar(int c)
 	sbi_ecall(1, 0, c, 0, 0, 0, 0, 0);
 }
 
+static inline void 
+sbi_debug_console_write_byte(uint8_t byte)
+{
+	sbi_ecall(0x4442434E, 0x2, 'c', 0, 0, 0, 0, 0);
+}
+
 static inline void
 sbi_shutdown(void)
 {