1 files changed, 138 insertions, 0 deletions
diff --git a/host/lib/include/uhdlib/usrp/common/fx2_ctrl.hpp b/host/lib/include/uhdlib/usrp/common/fx2_ctrl.hpp
new file mode 100644
index 000000000..258aa7d04
--- /dev/null
+++ b/host/lib/include/uhdlib/usrp/common/fx2_ctrl.hpp
@@ -0,0 +1,138 @@
+//
+// Copyright 2010-2012 Ettus Research LLC
+// Copyright 2018 Ettus Research, a National Instruments Company
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP
+#define INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP
+
+#include <uhd/transport/usb_control.hpp>
+#include <uhd/types/serial.hpp> //i2c iface
+#include <boost/shared_ptr.hpp>
+#include <boost/utility.hpp>
+
+#define FL_BEGIN               0
+#define FL_END                 2
+#define FL_XFER                1
+#define USRP_HASH_SLOT_0_ADDR  0xe1e0
+#define USRP_HASH_SLOT_1_ADDR  0xe1f0
+#define VRQ_FPGA_LOAD          0x02
+#define VRQ_FPGA_SET_RESET     0x04
+#define VRQ_FPGA_SET_TX_ENABLE 0x05
+#define VRQ_FPGA_SET_RX_ENABLE 0x06
+#define VRQ_FPGA_SET_TX_RESET  0x0a
+#define VRQ_FPGA_SET_RX_RESET  0x0b
+#define VRQ_I2C_READ           0x81
+#define VRQ_I2C_WRITE          0x08
+#define VRQ_SET_LED            0x01
+#define VRT_VENDOR_IN          0xC0
+#define VRT_VENDOR_OUT         0x40
+
+namespace uhd{ namespace usrp{
+
+class fx2_ctrl : boost::noncopyable, public uhd::i2c_iface{
+public:
+    typedef boost::shared_ptr<fx2_ctrl> sptr;
+
+    /*!
+     * Make a usrp control object from a control transport
+     * \param ctrl_transport a USB control transport
+     * \return a new usrp control object
+     */
+    static sptr make(uhd::transport::usb_control::sptr ctrl_transport);
+
+    //! Call init after the fpga is loaded
+    virtual void usrp_init(void) = 0;
+
+    //! For emergency situations
+    virtual void usrp_fx2_reset(void) = 0;
+
+    /*!
+     * Load firmware in Intel HEX Format onto device
+     * \param filename name of firmware file
+     * \param force reload firmware if already loaded
+     */
+    virtual void usrp_load_firmware(std::string filename,
+                                   bool force = false) = 0;
+
+    /*!
+     * Load fpga file onto usrp
+     * \param filename name of fpga image
+     */
+    virtual void usrp_load_fpga(std::string filename) = 0;
+
+    /*!
+     * Load USB descriptor file in Intel HEX format into EEPROM
+     * \param filestring name of EEPROM image
+     */
+    virtual void usrp_load_eeprom(std::string filestring) = 0;
+
+    /*!
+     * Submit an IN transfer
+     * \param request device specific request
+     * \param value device specific field
+     * \param index device specific field
+     * \param buff buffer to place data
+     * \param length length of buffer
+     * \return number of bytes read or error
+     */
+    virtual int usrp_control_read(uint8_t request,
+                                  uint16_t value,
+                                  uint16_t index,
+                                  unsigned char *buff,
+                                  uint16_t length) = 0;
+
+    /*!
+     * Submit an OUT transfer
+     * \param request device specific request
+     * \param value device specific field
+     * \param index device specific field
+     * \param buff buffer of data to be sent
+     * \param length length of buffer
+     * \return number of bytes written or error
+     */
+    virtual int usrp_control_write(uint8_t request,
+                                   uint16_t value,
+                                   uint16_t index,
+                                   unsigned char *buff,
+                                   uint16_t length) = 0;
+
+    /*!
+     * Perform an I2C write
+     * \param i2c_addr I2C device address
+     * \param buf data to be written
+     * \param len length of data in bytes
+     * \return number of bytes written or error
+     */
+
+    virtual int usrp_i2c_write(uint16_t i2c_addr,
+                               unsigned char *buf,
+                               uint16_t len) = 0;
+
+    /*!
+     * Perform an I2C read
+     * \param i2c_addr I2C device address
+     * \param buf data to be read
+     * \param len length of data in bytes
+     * \return number of bytes read or error
+     */
+
+    virtual int usrp_i2c_read(uint16_t i2c_addr,
+                               unsigned char *buf,
+                               uint16_t len) = 0;
+
+    //! enable/disable the rx path
+    virtual void usrp_rx_enable(bool on) = 0;
+
+    //! enable/disable the tx path
+    virtual void usrp_tx_enable(bool on) = 0;
+
+    //! reset the fpga
+    virtual void usrp_fpga_reset(bool on) = 0;
+};
+
+}} //namespace uhd::usrp
+
+#endif /* INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP */