OctoClock firmware upgrade, added host driver

* OctoClock can communicate with UHD over Ethernet
* Can read NMEA strings from GPSDO and send to host
* Added multi_usrp_clock class for clock devices
* uhd::device can now filter to return only USRP devices or clock devices
* New OctoClock bootloader can accept firmware download over Ethernet
* Added octoclock_burn_eeprom,octoclock_firmware_burner utilities
* Added test_clock_synch example to show clock API

1 files changed, 51 insertions, 0 deletions

diff --git a/firmware/octoclock/include/clkdist.h b/firmware/octoclock/include/clkdist.h
new file mode 100644
index 000000000..633df9ddf
--- /dev/null
+++ b/firmware/octoclock/include/clkdist.h
@@ -0,0 +1,51 @@
+/*
+ * 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 _CLKDIST_H_
+#define _CLKDIST_H_
+
+#include <stdbool.h>
+
+#include <octoclock.h>
+
+typedef enum {
+    Reg0, Reg1, Reg2, Reg3, Reg4, Reg5, Reg6, Reg7,
+    Reg8_Status_Control,
+    Read_Command=0xE,
+    RAM_EEPROM_Unlock=0x1F,
+    RAM_EEPROM_Lock=0x3f
+} CDCE18005;
+
+typedef enum {
+    Primary_GPS,
+    Secondary_Ext
+} TI_Input_10_MHz;
+
+typedef enum {
+    Lo,
+    Hi
+} Levels;
+
+void setup_TI_CDCE18005(TI_Input_10_MHz which_input);
+
+void reset_TI_CDCE18005(void);
+
+uint32_t get_TI_CDCE18005(CDCE18005 which_register);
+
+bool check_TI_CDCE18005(TI_Input_10_MHz which_input, CDCE18005 which_register);
+
+#endif /* _CLKDIST_H_ */