utils: usrp_burn_mb_eeprom can now burn multiple EEPROM values

* example: usrp_burn_mb_eeprom --key="name,ip-addr" --val="my_usrp,192.168.10.3"
* As before, omitting the --val argument will just read off all named keys
* If number of given keys and vals don't match, the util will throw an error

1 files changed, 26 insertions, 10 deletions

diff --git a/host/utils/usrp_burn_mb_eeprom.cpp b/host/utils/usrp_burn_mb_eeprom.cpp
index 1b13fb615..3f434e274 100644
--- a/host/utils/usrp_burn_mb_eeprom.cpp
+++ b/host/utils/usrp_burn_mb_eeprom.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010 Ettus Research LLC
+// Copyright 2010,2013 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
@@ -19,9 +19,11 @@
 #include <uhd/device.hpp>
 #include <uhd/property_tree.hpp>
 #include <uhd/usrp/mboard_eeprom.hpp>
+#include <boost/algorithm/string.hpp>
 #include <boost/program_options.hpp>
 #include <boost/format.hpp>
 #include <iostream>
+#include <vector>
 
 namespace po = boost::program_options;
 
@@ -32,8 +34,8 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     desc.add_options()
         ("help", "help message")
         ("args", po::value<std::string>(&args)->default_value(""), "device address args [default = \"\"]")
-        ("key", po::value<std::string>(&key), "the indentifier for a value in EEPROM")
-        ("val", po::value<std::string>(&val), "the new value to set, omit for readback")
+        ("key", po::value<std::string>(&key), "identifiers for new values in EEPROM, separate multiple by \",\"")
+        ("val", po::value<std::string>(&val), "the new values to set, omit for readback, separate multiple by \",\"")
     ;
 
     po::variables_map vm;
@@ -55,20 +57,34 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     uhd::property_tree::sptr tree = dev->get_tree();
     std::cout << std::endl;
 
+    //split arguments and values 
+    std::vector<std::string> keys_vec, vals_vec;
+    boost::split(keys_vec, key, boost::is_any_of("\"',"));
+    boost::split(vals_vec, val, boost::is_any_of("\"',"));
+
+    if(keys_vec.size() != vals_vec.size() and val != "") {
+        //If zero values are given, then user just wants values read to them
+        throw std::runtime_error("Number of keys must match number of values!");
+    }
+
     if (true /*always readback*/){
         std::cout << "Fetching current settings from EEPROM..." << std::endl;
         uhd::usrp::mboard_eeprom_t mb_eeprom = tree->access<uhd::usrp::mboard_eeprom_t>("/mboards/0/eeprom").get();
-        if (not mb_eeprom.has_key(key)){
-            std::cerr << boost::format("Cannot find value for EEPROM[%s]") % key << std::endl;
-            return EXIT_FAILURE;
+        for(size_t i = 0; i < keys_vec.size(); i++){
+            if (not mb_eeprom.has_key(keys_vec[i])){
+                std::cerr << boost::format("Cannot find value for EEPROM[%s]") % keys_vec[i] << std::endl;
+                return EXIT_FAILURE;
+            }
+            std::cout << boost::format("    EEPROM [\"%s\"] is \"%s\"") % keys_vec[i] % mb_eeprom[keys_vec[i]] << std::endl;
         }
-        std::cout << boost::format("    EEPROM [\"%s\"] is \"%s\"") % key % mb_eeprom[key] << std::endl;
         std::cout << std::endl;
     }
     if (vm.count("val")){
-        uhd::usrp::mboard_eeprom_t mb_eeprom; mb_eeprom[key] = val;
-        std::cout << boost::format("Setting EEPROM [\"%s\"] to \"%s\"...") % key % val << std::endl;
-        tree->access<uhd::usrp::mboard_eeprom_t>("/mboards/0/eeprom").set(mb_eeprom);
+        for(size_t i = 0; i < vals_vec.size(); i++){
+            uhd::usrp::mboard_eeprom_t mb_eeprom; mb_eeprom[keys_vec[i]] = vals_vec[i];
+            std::cout << boost::format("Setting EEPROM [\"%s\"] to \"%s\"...") % keys_vec[i] % vals_vec[i] << std::endl;
+            tree->access<uhd::usrp::mboard_eeprom_t>("/mboards/0/eeprom").set(mb_eeprom);
+        }
         std::cout << "Power-cycle the USRP device for the changes to take effect." << std::endl;
         std::cout << std::endl;
     }