Fix definition of SFR macro to prevent linker errors about duplicate symbol

Author: ianfixes

cpp/arduino/Arduino.h

@@ -5,6 +5,15 @@ Mock Arduino.h library.
 Where possible, variable names from the Arduino library are used to avoid conflicts
 
 */
+
+// hardware mocks
+volatile long long __ARDUINO_CI_SFR_MOCK[1024];
+#define _SFR_IO8(io_addr) (*(volatile uint8_t *)(__ARDUINO_CI_SFR_MOCK + io_addr)) // this macro is all we need from the sfr file
+#define _SFR_IO16(io_addr) (*(volatile uint16_t *)(__ARDUINO_CI_SFR_MOCK + io_addr)) // this macro is all we need from the sfr file
+#define _SFR_MEM8(io_addr) (*(volatile uint8_t *)(__ARDUINO_CI_SFR_MOCK + io_addr)) // this macro is all we need from the sfr file
+#define _SFR_MEM16(io_addr) (*(volatile uint16_t *)(__ARDUINO_CI_SFR_MOCK + io_addr)) // this macro is all we need from the sfr file
+#define _SFR_MEM32(io_addr) (*(volatile uint32_t *)(__ARDUINO_CI_SFR_MOCK + io_addr)) // this macro is all we need from the sfr file
+
 // Chars and strings
 
 #include "ArduinoDefines.h"
@@ -71,5 +80,3 @@ inline unsigned int makeWord(unsigned int w) { return w; }
 inline unsigned int makeWord(unsigned char h, unsigned char l) { return (h << 8) | l; }
 
 #define word(...) makeWord(__VA_ARGS__)
-
-

cpp/arduino/avr/io.h

@@ -96,8 +96,6 @@
 #ifndef _AVR_IO_H_
 #define _AVR_IO_H_
 
-#define _SFR_IO8(io_addr) (*(volatile uint8_t *)(io_addr)) // this macro is all we need from the sfr file
-
 #if defined (__AVR_AT94K__)
 #  include "ioat94k.h"
 #elif defined (__AVR_AT43USB320__)