From 6fc9a384a7d9aef9457e7f7015431880f6bf91d8 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Fri, 11 Mar 2011 17:02:11 +0000
Subject: usrp-e100: added module compat num check, made fpga compat constant
 more obvious

---
 host/lib/usrp/usrp_e100/usrp_e100_iface.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'host/lib/usrp/usrp_e100/usrp_e100_iface.cpp')

diff --git a/host/lib/usrp/usrp_e100/usrp_e100_iface.cpp b/host/lib/usrp/usrp_e100/usrp_e100_iface.cpp
index ec0baf490..55446da63 100644
--- a/host/lib/usrp/usrp_e100/usrp_e100_iface.cpp
+++ b/host/lib/usrp/usrp_e100/usrp_e100_iface.cpp
@@ -22,7 +22,7 @@
 #include <fcntl.h> //open, close
 #include <linux/usrp_e.h> //ioctl structures and constants
 #include <boost/format.hpp>
-#include <boost/thread.hpp> //mutex
+#include <boost/thread/mutex.hpp>
 #include <linux/i2c-dev.h>
 #include <linux/i2c.h>
 #include <stdexcept>
@@ -109,6 +109,15 @@ public:
             throw uhd::io_error("Failed to open " + node);
         }
 
+        //check the module compatibility number
+        int module_compat_num = ::ioctl(_node_fd, USRP_E_GET_COMPAT_NUMBER, NULL);
+        if (module_compat_num != USRP_E_COMPAT_NUMBER){
+        throw uhd::runtime_error(str(boost::format(
+            "Expected module compatibility number 0x%x, but got 0x%x:\n"
+            "The module build is not compatible with the host code build."
+        ) % USRP_E_COMPAT_NUMBER % module_compat_num));
+    }
+
         mb_eeprom = mboard_eeprom_t(get_i2c_dev_iface(), mboard_eeprom_t::MAP_E100);
     }
 
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