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authorHampusM <hampus@hampusmat.com>2022-03-07 13:48:57 +0100
committerHampusM <hampus@hampusmat.com>2022-03-07 13:48:57 +0100
commit563f69b870a7f71026c50605b531ed40d667b0a2 (patch)
treef9dd8374cae6affb3b52d79e22823c78187b99ed /cores/xinput/HardwareSerial1.cpp
parentf4a2dc0440d17e4c9e609e01e12fcd786d268cf7 (diff)
rename arduino core dir to xinputHEADmaster
Diffstat (limited to 'cores/xinput/HardwareSerial1.cpp')
-rw-r--r--cores/xinput/HardwareSerial1.cpp69
1 files changed, 69 insertions, 0 deletions
diff --git a/cores/xinput/HardwareSerial1.cpp b/cores/xinput/HardwareSerial1.cpp
new file mode 100644
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+++ b/cores/xinput/HardwareSerial1.cpp
@@ -0,0 +1,69 @@
+/*
+ HardwareSerial1.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ Modified 28 September 2010 by Mark Sproul
+ Modified 14 August 2012 by Alarus
+ Modified 3 December 2013 by Matthijs Kooijman
+*/
+
+#include "Arduino.h"
+#include "HardwareSerial.h"
+#include "HardwareSerial_private.h"
+
+// Each HardwareSerial is defined in its own file, since the linker pulls
+// in the entire file when any element inside is used. --gc-sections can
+// additionally cause unused symbols to be dropped, but ISRs have the
+// "used" attribute so are never dropped and they keep the
+// HardwareSerial instance in as well. Putting each instance in its own
+// file prevents the linker from pulling in any unused instances in the
+// first place.
+
+#if defined(HAVE_HWSERIAL1)
+
+#if defined(UART1_RX_vect)
+ISR(UART1_RX_vect)
+#elif defined(USART1_RX_vect)
+ISR(USART1_RX_vect)
+#else
+#error "Don't know what the Data Register Empty vector is called for Serial1"
+#endif
+{
+ Serial1._rx_complete_irq();
+}
+
+#if defined(UART1_UDRE_vect)
+ISR(UART1_UDRE_vect)
+#elif defined(USART1_UDRE_vect)
+ISR(USART1_UDRE_vect)
+#else
+#error "Don't know what the Data Register Empty vector is called for Serial1"
+#endif
+{
+ Serial1._tx_udr_empty_irq();
+}
+
+HardwareSerial Serial1(&UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UCSR1C, &UDR1);
+
+// Function that can be weakly referenced by serialEventRun to prevent
+// pulling in this file if it's not otherwise used.
+bool Serial1_available() {
+ return Serial1.available();
+}
+
+#endif // HAVE_HWSERIAL1