From 26685f5203bc38cfa082b96182a406f4f7e6435a Mon Sep 17 00:00:00 2001
From: Wojtek Kosior <kwojtus@protonmail.com>
Date: Mon, 30 Dec 2019 14:36:31 +0100
Subject: implement getchar() and putchar() in terms of supervisor call

---
 svc_interface.h | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 svc_interface.h

(limited to 'svc_interface.h')

diff --git a/svc_interface.h b/svc_interface.h
new file mode 100644
index 0000000..aa478ce
--- /dev/null
+++ b/svc_interface.h
@@ -0,0 +1,11 @@
+#ifndef SVC_INTERFACE_H
+#define SVC_INTERFACE_H
+
+enum svc_type
+  {
+    UART_PUTCHAR,
+    UART_GETCHAR,
+    UART_WRITE
+  };
+
+#endif // SVC_INTERFACE_H
-- 
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