From d077be1496a467e4cbc75d0ca10207387569326b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20G=C3=B6ttgens?= <tgoettgens@gmail.com>
Date: Wed, 4 Jan 2023 10:37:27 +0100
Subject: [PATCH] add a possibility to flush the serial TX buffer on the
 console.

---
 src/SerialConsole.cpp | 6 ++++--
 src/SerialConsole.h   | 2 ++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/SerialConsole.cpp b/src/SerialConsole.cpp
index 0b6b9ee24..b66eae455 100644
--- a/src/SerialConsole.cpp
+++ b/src/SerialConsole.cpp
@@ -20,9 +20,7 @@ void consolePrintf(const char *format, ...)
     va_start(arg, format);
     console->vprintf(format, arg);
     va_end(arg);
-#ifdef ARCH_ESP32
     console->flush();
-#endif
 }
 
 SerialConsole::SerialConsole() : StreamAPI(&Port), RedirectablePrint(&Port), concurrency::OSThread("SerialConsole")
@@ -51,6 +49,10 @@ int32_t SerialConsole::runOnce()
     return runOncePart();
 }
 
+void SerialConsole::flush() {
+    Port.flush();
+}
+
 // For the serial port we can't really detect if any client is on the other side, so instead just look for recent messages
 bool SerialConsole::checkIsConnected()
 {
diff --git a/src/SerialConsole.h b/src/SerialConsole.h
index d1f2abac8..f5e2077ba 100644
--- a/src/SerialConsole.h
+++ b/src/SerialConsole.h
@@ -26,6 +26,8 @@ class SerialConsole : public StreamAPI, public RedirectablePrint, private concur
 
     virtual int32_t runOnce() override;
 
+    void flush();
+
   protected:
 
     /// Check the current underlying physical link to see if the client is currently connected