From a95eaac42f6cc85fd2ad3f32dc29eeab38ef5194 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Mon, 5 Jul 2010 19:12:01 -0700
Subject: usrp2: Added a peek64 to read pairs of 32 bit numbers such as time64

also added a templated host to/from network conversion in byteswap.hpp (didnt use it though)
---
 host/lib/usrp/usrp2/usrp2_iface.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'host/lib/usrp/usrp2/usrp2_iface.hpp')

diff --git a/host/lib/usrp/usrp2/usrp2_iface.hpp b/host/lib/usrp/usrp2/usrp2_iface.hpp
index 7b2a3a89d..9cc32104e 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.hpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.hpp
@@ -23,6 +23,7 @@
 #include <boost/shared_ptr.hpp>
 #include <boost/utility.hpp>
 #include <boost/cstdint.hpp>
+#include <utility>
 #include "fw_common.h"
 
 ////////////////////////////////////////////////////////////////////////
@@ -49,6 +50,7 @@
 class usrp2_iface : public uhd::i2c_iface, boost::noncopyable{
 public:
     typedef boost::shared_ptr<usrp2_iface> sptr;
+    typedef std::pair<boost::uint32_t, boost::uint32_t> pair64;
 
     /*!
      * Make a new usrp2 interface with the control transport.
@@ -64,6 +66,14 @@ public:
      */
     virtual usrp2_ctrl_data_t ctrl_send_and_recv(const usrp2_ctrl_data_t &data) = 0;
 
+    /*!
+     * Read a dual register (64 bits)
+     * \param addrlo the address for the low-32 bits
+     * \param addrhi the address for the high-32 bits
+     * \return a pair of 32 bit integers lo, hi
+     */
+    virtual pair64 peek64(boost::uint32_t addrlo, boost::uint32_t addrhi) = 0;
+
     /*!
      * Write a register (32 bits)
      * \param addr the address
-- 
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