Initial commit E300 support.

1 files changed, 77 insertions, 0 deletions

diff --git a/host/lib/usrp/e300/e300_i2c.hpp b/host/lib/usrp/e300/e300_i2c.hpp
new file mode 100644
index 000000000..6cca7ab70
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+++ b/host/lib/usrp/e300/e300_i2c.hpp
@@ -0,0 +1,77 @@
+//
+// Copyright 2014 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
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#ifndef INCLUDED_E300_I2C_HPP
+#define INCLUDED_E300_I2C_HPP
+
+#include <boost/noncopyable.hpp>
+#include <boost/cstdint.hpp>
+#include <boost/shared_ptr.hpp>
+
+#include <uhd/transport/zero_copy.hpp>
+
+namespace uhd { namespace usrp { namespace e300 {
+
+struct i2c_transaction_t {
+    boost::uint16_t reg;
+    boost::uint8_t  addr;
+    boost::uint8_t  data;
+    boost::uint8_t  type;
+};
+
+class i2c : public boost::noncopyable
+{
+public:
+    typedef boost::shared_ptr<i2c> sptr;
+
+    static sptr make_i2cdev(const std::string &device);
+    static sptr make_zc(uhd::transport::zero_copy_if::sptr xport);
+    static sptr make_simple_udp(
+        const std::string &ip_addr,
+        const std::string &port);
+
+    virtual boost::uint8_t get_i2c_reg8(
+        const boost::uint8_t addr,
+        const boost::uint8_t reg) = 0;
+
+    virtual boost::uint8_t get_i2c_reg16(
+        const boost::uint8_t addr,
+        const boost::uint16_t reg) = 0;
+
+    virtual void set_i2c_reg8(
+        const boost::uint8_t addr,
+        const boost::uint8_t reg,
+        const boost::uint8_t value) = 0;
+
+    virtual void set_i2c_reg16(
+        const boost::uint8_t addr,
+        const boost::uint16_t reg,
+        const boost::uint8_t value) = 0;
+
+
+    static const boost::uint8_t DB_EEPROM_ADDR = 0x50;
+    static const boost::uint8_t MB_EEPROM_ADDR = 0x51;
+
+    static const boost::uint8_t WRITE          = 0x1;
+    static const boost::uint8_t READ           = 0x0;
+    static const boost::uint8_t TWOBYTE        = 0x4;
+    static const boost::uint8_t ONEBYTE        = 0x2;
+};
+
+}}};
+
+#endif // INCLUDED_E300_I2C_HPP