From 4ec8ed93cb51159fb833dbe32f0ffe570759c5f7 Mon Sep 17 00:00:00 2001
From: Stepan Usatiuk <stepan@usatiuk.com>
Date: Sun, 14 Apr 2024 20:02:35 +0200
Subject: [PATCH] SerialTty: echo newline properly

---
 src/arch/x86/SerialTty.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/arch/x86/SerialTty.cpp b/src/arch/x86/SerialTty.cpp
index 93f3e82c3..935cdd78f 100644
--- a/src/arch/x86/SerialTty.cpp
+++ b/src/arch/x86/SerialTty.cpp
@@ -21,7 +21,11 @@ void SerialTty::putstr(const char *str) {
 static int read() {
     if (!(inb(PORT + 5) & 1)) return -1;
     char r = inb(PORT);
-    write_serial(r);
+    if (r == '\n' || r == '\r') {
+        write_serial('\n');
+        write_serial('\r');
+    } else
+        write_serial(r);
     return r;
 }