1 files changed, 105 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h
new file mode 100644
index 0000000..e89b91f
--- /dev/null
+++ b/include/common.h
@@ -0,0 +1,105 @@
+/*
+ * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ */
+
+#ifndef COMMON_H
+#define COMMON_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <ctype.h>
+#include <string.h>
+#include <stdlib.h>
+#include "errnum.h"
+
+#define GCC_VERSION (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__)
+
+#define USED __attribute__((used))
+#define UNUSED __attribute__((unused))
+
+#ifdef __AVR__
+#include <avr/io.h>
+#include <avr/pgmspace.h>
+#include <util/delay.h>
+
+#define udelay(n)  _delay_us(n)
+
+struct bits {
+  uint8_t b0:1;
+  uint8_t b1:1;
+  uint8_t b2:1;
+  uint8_t b3:1;
+  uint8_t b4:1;
+  uint8_t b5:1;
+  uint8_t b6:1;
+  uint8_t b7:1;
+} __attribute__((__packed__));
+
+#define SBIT(port,pin) ((*(volatile struct bits*)&port).b##pin)
+
+//GCC bug PR61443
+//  Known to work: 4.8.4, 4.9.1
+//  Known to fail: 4.8.3, 4.9.0
+
+#if (GCC_VERSION < 40804) || (GCC_VERSION == 40900)
+#define GCC_BUG_61443 1
+#endif /* PR61443 */
+
+#define DEVICE_NAME __AVR_DEVICE_NAME__
+
+#else
+// TODO: stm32
+#endif /* __AVR__ */
+
+#ifdef __FLASH
+#define FLASH __flash
+#define MEMX __memx
+#else
+#define FLASH
+#define MEMX
+#endif
+
+#define stringify(s)	tostring(s)
+#define tostring(s)	#s
+
+#define FSTR(X) ((const FLASH char[]) { X } )
+#define ARRAY_SIZE(x)	(sizeof(x) / sizeof((x)[0]))
+
+#define MIN(a,b)    ({ typeof (a) _a = (a);                                    \
+						typeof (b) _b = (b);                                   \
+						_a < _b ? _a : _b; })
+#define MAX(a,b)    ({ typeof (a) _a = (a);                                    \
+						typeof (b) _b = (b);                                   \
+						_a > _b ? _a : _b; })
+
+#ifdef __AVR__
+#define Stat GPIOR0
+#else
+extern volatile uint_least8_t Stat;
+#endif /* __AVR__ */
+
+#define S_10MS_TO			(1<<0)
+#define S_MSG_PENDING		(1<<1)
+#define S_CON_PENDING		(1<<3)
+#define S_RESET_POLARITY	(1<<4)
+
+static inline
+int my_puts(const char *s)
+{
+	return fputs(s, stdout);
+}
+
+static inline
+int my_puts_P(const char *s)
+{
+#ifdef __AVR__
+	return fputs_P(s, stdout);
+#else
+	return fputs(s, stdout);
+#endif /* __AVR__ */
+}
+
+#endif /* COMMON_H */