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07d5bb9899
- Add initial arlcd config to boards.txt - Clean up some gcc warnings PR: ports/187460 Submitted by: maintainer
73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
--- hardware/arduino/cores/arduino/HardwareSerial.cpp.orig 2013-05-17 12:48:38.000000000 -0700
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+++ hardware/arduino/cores/arduino/HardwareSerial.cpp 2013-06-30 12:21:21.000000000 -0700
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@@ -89,7 +89,7 @@
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inline void store_char(unsigned char c, ring_buffer *buffer)
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{
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- int i = (unsigned int)(buffer->head + 1) % SERIAL_BUFFER_SIZE;
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+ unsigned int i = (unsigned int)(buffer->head + 1) % SERIAL_BUFFER_SIZE;
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// if we should be storing the received character into the location
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// just before the tail (meaning that the head would advance to the
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@@ -124,14 +124,14 @@
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unsigned char c = UDR0;
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store_char(c, &rx_buffer);
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} else {
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- unsigned char c = UDR0;
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+ unsigned char c __attribute__((unused)) = UDR0;
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};
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#elif defined(UDR)
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if (bit_is_clear(UCSRA, PE)) {
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unsigned char c = UDR;
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store_char(c, &rx_buffer);
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} else {
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- unsigned char c = UDR;
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+ unsigned char c __attribute__((unused)) = UDR;
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};
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#else
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#error UDR not defined
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@@ -150,7 +150,7 @@
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unsigned char c = UDR1;
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store_char(c, &rx_buffer1);
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} else {
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- unsigned char c = UDR1;
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+ unsigned char c __attribute__((unused)) = UDR1;
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};
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}
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#endif
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@@ -165,7 +165,7 @@
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unsigned char c = UDR2;
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store_char(c, &rx_buffer2);
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} else {
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- unsigned char c = UDR2;
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+ unsigned char c __attribute__((unused)) = UDR2;
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};
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}
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#endif
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@@ -180,7 +180,7 @@
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unsigned char c = UDR3;
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store_char(c, &rx_buffer3);
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} else {
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- unsigned char c = UDR3;
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+ unsigned char c __attribute__((unused)) = UDR3;
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};
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}
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#endif
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@@ -365,7 +365,6 @@
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void HardwareSerial::begin(unsigned long baud, byte config)
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{
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uint16_t baud_setting;
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- uint8_t current_config;
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bool use_u2x = true;
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#if F_CPU == 16000000UL
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@@ -459,7 +458,7 @@
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size_t HardwareSerial::write(uint8_t c)
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{
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- int i = (_tx_buffer->head + 1) % SERIAL_BUFFER_SIZE;
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+ unsigned int i = (_tx_buffer->head + 1) % SERIAL_BUFFER_SIZE;
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// If the output buffer is full, there's nothing for it other than to
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// wait for the interrupt handler to empty it a bit
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