5 files changed, 42 insertions, 5 deletions
diff --git a/host/utils/uhd_cal_rx_iq_balance.cpp b/host/utils/uhd_cal_rx_iq_balance.cpp
index ab951b754..5fb494114 100644
--- a/host/utils/uhd_cal_rx_iq_balance.cpp
+++ b/host/utils/uhd_cal_rx_iq_balance.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010 Ettus Research LLC
+// Copyright 2010,2012 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
@@ -136,6 +136,9 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     usrp->set_rx_antenna("CAL");
     usrp->set_tx_antenna("CAL");
 
+    //fail if daughterboard has no serial
+    check_for_empty_serial(usrp, "RX", "rx", args);
+
     //set optimum defaults
     set_optimum_defaults(usrp);
 
diff --git a/host/utils/uhd_cal_tx_dc_offset.cpp b/host/utils/uhd_cal_tx_dc_offset.cpp
index 152f61918..c9cf757f4 100644
--- a/host/utils/uhd_cal_tx_dc_offset.cpp
+++ b/host/utils/uhd_cal_tx_dc_offset.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010 Ettus Research LLC
+// Copyright 2010,2012 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
@@ -138,6 +138,9 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     usrp->set_rx_antenna("CAL");
     usrp->set_tx_antenna("CAL");
 
+    //fail if daughterboard has no serial
+    check_for_empty_serial(usrp, "TX", "tx", args);
+
     //set optimum defaults
     set_optimum_defaults(usrp);
 
diff --git a/host/utils/uhd_cal_tx_iq_balance.cpp b/host/utils/uhd_cal_tx_iq_balance.cpp
index 4c8642660..20d018edf 100644
--- a/host/utils/uhd_cal_tx_iq_balance.cpp
+++ b/host/utils/uhd_cal_tx_iq_balance.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010 Ettus Research LLC
+// Copyright 2010,2012 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
@@ -139,6 +139,9 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     usrp->set_rx_antenna("CAL");
     usrp->set_tx_antenna("CAL");
 
+    //fail if daughterboard has no serial
+    check_for_empty_serial(usrp, "TX", "tx", args);
+
     //set optimum defaults
     set_optimum_defaults(usrp);
 
diff --git a/host/utils/uhd_images_downloader.py.in b/host/utils/uhd_images_downloader.py.in
index a57f9dc48..8c8d2df81 100644
--- a/host/utils/uhd_images_downloader.py.in
+++ b/host/utils/uhd_images_downloader.py.in
@@ -38,7 +38,7 @@ if __name__ == "__main__":
 
     #Command line options
     parser = OptionParser()
-    parser.add_option("--install-location", type="string", default="@CMAKE_INSTALL_PREFIX@/share/uhd/images", help="Set custom install location for images, [default=%default]")
+    parser.add_option("--install-location", type="string", default="", help="Set custom install location for images")
     parser.add_option("--buffer-size", type="int", default=8192, help="Set download buffer size, [default=%default]",)
     (options, args) = parser.parse_args()
     
@@ -52,6 +52,8 @@ if __name__ == "__main__":
         #Configuring image destination
         if options.install_location != "":
             images_dir = options.install_location
+        elif os.environ.get("UHD_IMAGES_DIR") != "" and os.environ.get("UHD_IMAGES_DIR") != None:
+            images_dir = os.environ.get("UHD_IMAGES_DIR")
         else:
             images_dir = "@CMAKE_INSTALL_PREFIX@/share/uhd/images"
         
diff --git a/host/utils/usrp_cal_utils.hpp b/host/utils/usrp_cal_utils.hpp
index 364b68bbe..4a2303d34 100644
--- a/host/utils/usrp_cal_utils.hpp
+++ b/host/utils/usrp_cal_utils.hpp
@@ -19,11 +19,14 @@
 #include <uhd/property_tree.hpp>
 #include <uhd/usrp/multi_usrp.hpp>
 #include <uhd/usrp/dboard_eeprom.hpp>
+#include <uhd/utils/paths.hpp>
 #include <boost/filesystem.hpp>
+#include <boost/format.hpp>
 #include <iostream>
 #include <vector>
 #include <complex>
 #include <cmath>
+#include <cstdlib>
 #include <fstream>
 
 namespace fs = boost::filesystem;
@@ -99,6 +102,30 @@ static inline void set_optimum_defaults(uhd::usrp::multi_usrp::sptr usrp){
 }
 
 /***********************************************************************
+ * Check for empty serial
+ **********************************************************************/
+
+void check_for_empty_serial(
+    uhd::usrp::multi_usrp::sptr usrp,
+    std::string XX,
+    std::string xx,
+    std::string uhd_args
+){
+
+    //extract eeprom
+    uhd::property_tree::sptr tree = usrp->get_device()->get_tree();
+    const uhd::fs_path db_path = "/mboards/0/dboards/A/" + xx + "_eeprom";
+    const uhd::usrp::dboard_eeprom_t db_eeprom = tree->access<uhd::usrp::dboard_eeprom_t>(db_path).get();
+
+    std::string args_str = "";
+    if(uhd_args != "") args_str = str(boost::format(" --args=%s") % uhd_args);
+
+    std::string error_string = str(boost::format("This %s dboard has no serial!\n\nPlease see the Calibration documentation for details on how to fix this.") % XX);
+
+    if (db_eeprom.serial.empty()) throw std::runtime_error(error_string);
+}
+
+/***********************************************************************
  * Sinusoid wave table
  **********************************************************************/
 class wave_table{
@@ -160,7 +187,6 @@ static void store_results(
     uhd::property_tree::sptr tree = usrp->get_device()->get_tree();
     const uhd::fs_path db_path = "/mboards/0/dboards/A/" + xx + "_eeprom";
     const uhd::usrp::dboard_eeprom_t db_eeprom = tree->access<uhd::usrp::dboard_eeprom_t>(db_path).get();
-    if (db_eeprom.serial.empty()) throw std::runtime_error(XX + " dboard has empty serial!");
 
     //make the calibration file path
     fs::path cal_data_path = fs::path(uhd::get_app_path()) / ".uhd";