1 files changed, 94 insertions, 0 deletions
diff --git a/firmware/octoclock/include/octoclock.h b/firmware/octoclock/include/octoclock.h
new file mode 100644
index 000000000..3c6254eba
--- /dev/null
+++ b/firmware/octoclock/include/octoclock.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2014 Ettus Research LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _OCTOCLOCK_H_
+#define _OCTOCLOCK_H_
+
+#include "octoclock/common.h"
+
+#include <stdbool.h>
+#include <stdint.h>
+
+// Define frequency
+#define F_CPU 12500000UL
+
+/*
+ * Working with the AVR timer
+ */
+// Prescaler: 1024, Timer: 0
+#define TIMER_INIT() TCCR1B = (1 << CS12) | (1 << CS10); \
+        TCNT1 = 0;
+
+#define TENTH_SECOND 13
+#define FIVE_SECONDS 61035
+
+// Locations of OctoClock information in EEPROM
+#define OCTOCLOCK_EEPROM_MAC_ADDR   0
+#define OCTOCLOCK_EEPROM_IP_ADDR    6
+#define OCTOCLOCK_EEPROM_DR_ADDR   10
+#define OCTOCLOCK_EEPROM_NETMASK   14
+#define OCTOCLOCK_EEPROM_SERIAL    18
+#define OCTOCLOCK_EEPROM_NAME      28
+#define OCTOCLOCK_EEPROM_REVISION  38
+
+#define OCTOCLOCK_EEPROM_APP_LEN   100
+#define OCTOCLOCK_EEPROM_APP_CRC   102
+
+/* turn a numeric literal into a hex constant
+ * (avoids problems with leading zeros)
+ * 8-bit constants max value 0x11111111, always fits in unsigned long
+ */
+#define HEX__(n) 0x##n##LU
+
+/* 8-bit conversion function */
+#define B8__(x) ((x&0x0000000FLU)?1:0) \
+    +((x&0x000000F0LU)?2:0) \
+    +((x&0x00000F00LU)?4:0) \
+    +((x&0x0000F000LU)?8:0) \
+    +((x&0x000F0000LU)?16:0) \
+    +((x&0x00F00000LU)?32:0) \
+    +((x&0x0F000000LU)?64:0) \
+    +((x&0xF0000000LU)?128:0)
+
+/* for up to 8-bit binary constants */
+#define Bits_8(d) ((unsigned char)B8__(HEX__(d)))
+
+/* for up to 16-bit binary constants, MSB first */
+#define Bits_16(dmsb,dlsb) (((unsigned short)Bits_8(dmsb)<<8) \
+    + Bits_8(dlsb))
+
+/* for up to 32-bit binary constants, MSB first */
+#define Bits_32(dmsb,db2,db3,dlsb) (((unsigned long)Bits_8(dmsb)<<24) \
+    + ((unsigned long)Bits_8(db2)<<16) \
+    + ((unsigned long)Bits_8(db3)<<8) \
+    + Bits_8(dlsb))
+
+/* Sample usage:
+ * Bits_8(01010101) = 85
+ * Bits_16(10101010,01010101) = 43605
+ * Bits_32(10000000,11111111,10101010,01010101) = 2164238933
+ */
+
+typedef enum {
+    Top,
+    Middle,
+    Bottom
+} LEDs;
+
+void setup_atmel_io_ports(void);
+
+#endif /* _OCTOCLOCK_H_ */