4 files changed, 15 insertions, 4 deletions
diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h
index d47725e1f..83f4a1048 100644
--- a/host/lib/usrp/usrp2/fw_common.h
+++ b/host/lib/usrp/usrp2/fw_common.h
@@ -32,6 +32,7 @@ extern "C" {
 //fpga and firmware compatibility numbers
 #define USRP2_FPGA_COMPAT_NUM 7
 #define USRP2_FW_COMPAT_NUM 10
+#define USRP2_FW_VER_MINOR 1
 
 //used to differentiate control packets over data port
 #define USRP2_INVALID_VRT_HEADER 0
@@ -44,6 +45,11 @@ extern "C" {
 #define USRP2_UDP_TX_DSP0_PORT 49157
 #define USRP2_UDP_RX_DSP1_PORT 49158
 
+// Map for virtual firmware regs (not very big so we can keep it here for now)
+#define U2_FW_REG_LOCK_TIME 0
+#define U2_FW_REG_LOCK_GPID 1
+#define U2_FW_REG_VER_MINOR 7
+
 ////////////////////////////////////////////////////////////////////////
 // I2C addresses
 ////////////////////////////////////////////////////////////////////////
diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp
index b1347119b..aaa5acbd5 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.cpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.cpp
@@ -46,10 +46,6 @@ static const boost::uint32_t MIN_PROTO_COMPAT_I2C = 7;
 static const boost::uint32_t MIN_PROTO_COMPAT_REG = USRP2_FW_COMPAT_NUM;
 static const boost::uint32_t MIN_PROTO_COMPAT_UART = 7;
 
-// Map for virtual firmware regs (not very big so we can keep it here for now)
-#define U2_FW_REG_LOCK_TIME 0
-#define U2_FW_REG_LOCK_GPID 1
-
 //Define get_gpid() to get a globally unique identifier for this process.
 //The gpid is implemented as a hash of the pid and a unique machine identifier.
 #ifdef UHD_PLATFORM_WIN32
@@ -372,6 +368,11 @@ public:
         UHD_THROW_INVALID_CODE_PATH();
     }
 
+    const std::string get_fw_version_string(void){
+        boost::uint32_t minor = this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_PEEK32>(U2_FW_REG_VER_MINOR);
+        return str(boost::format("%u.%u") % _protocol_compat % minor);
+    }
+
 private:
     //this lovely lady makes it all possible
     udp_simple::sptr _ctrl_transport;
diff --git a/host/lib/usrp/usrp2/usrp2_iface.hpp b/host/lib/usrp/usrp2/usrp2_iface.hpp
index f36febce4..b3c3ef4a2 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.hpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.hpp
@@ -73,6 +73,9 @@ public:
     //! Is this device locked?
     virtual bool is_device_locked(void) = 0;
 
+    //! A version string for firmware
+    virtual const std::string get_fw_version_string(void) = 0;
+
     //motherboard eeprom map structure
     uhd::usrp::mboard_eeprom_t mb_eeprom;
 };
diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp
index 058a8f9aa..45db0d081 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -325,6 +325,7 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){
             addr, BOOST_STRINGIZE(USRP2_UDP_CTRL_PORT)
         ));
         _tree->create<std::string>(mb_path / "name").set(_mbc[mb].iface->get_cname());
+        _tree->create<std::string>(mb_path / "fw_version").set(_mbc[mb].iface->get_fw_version_string());
 
         //check the fpga compatibility number
         const boost::uint32_t fpga_compat_num = _mbc[mb].iface->peek32(U2_REG_COMPAT_NUM_RB);