1 files changed, 122 insertions, 0 deletions
diff --git a/host/lib/usrp/usrp_e/codec_ctrl.cpp b/host/lib/usrp/usrp_e/codec_ctrl.cpp
new file mode 100644
index 000000000..daa6ed3e3
--- /dev/null
+++ b/host/lib/usrp/usrp_e/codec_ctrl.cpp
@@ -0,0 +1,122 @@
+//
+// Copyright 2010 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/>.
+//
+
+#include "codec_ctrl.hpp"
+#include "ad9862_regs.hpp"
+#include <boost/cstdint.hpp>
+#include "usrp_e_regs.hpp" //spi slave constants
+#include <boost/assign/list_of.hpp>
+//#include <boost/foreach.hpp>
+//#include <utility>
+#include <iostream>
+
+    //test out codec ls dac/adc
+    //ad9862_regs_t ad9862_regs;
+    //ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC1;
+    //ad9862_regs.aux_dac_a = 0xff/2;
+    //_iface->transact_spi(
+    //    UE_SPI_SS_AD9862,
+    //    spi_config_t::EDGE_RISE,
+    //    ad9862_regs.get_write_reg(34), 16, false /*no rb*/
+    //);
+    //_iface->transact_spi(
+    //    UE_SPI_SS_AD9862,
+    //    spi_config_t::EDGE_RISE,
+    //    ad9862_regs.get_write_reg(36), 16, false /*no rb*/
+    //);
+    //boost::uint32_t val = _iface->transact_spi(
+    //    UE_SPI_SS_AD9862,
+    //    spi_config_t::EDGE_RISE,
+    //    ad9862_regs.get_read_reg(29), 16, true
+    //);
+    //std::cout << "value: " << std::hex << val << std::endl;
+
+using namespace uhd;
+
+/***********************************************************************
+ * Codec Control Implementation
+ **********************************************************************/
+class codec_ctrl_impl : public codec_ctrl{
+public:
+    //structors
+    codec_ctrl_impl(usrp_e_iface::sptr iface);
+    ~codec_ctrl_impl(void);
+
+    //aux adc and dac control
+    float read_aux_adc(aux_adc_t which);
+    void read_aux_adc(aux_dac_t which, float volts);
+
+private:
+    usrp_e_iface::sptr _iface;
+    ad9862_regs_t _ad9862_regs;
+    void send_reg(boost::uint8_t addr);
+};
+
+/***********************************************************************
+ * Codec Control Methods
+ **********************************************************************/
+codec_ctrl_impl::codec_ctrl_impl(usrp_e_iface::sptr iface){
+    _iface = iface;
+
+    //soft reset
+    _ad9862_regs.soft_reset = 1;
+    this->send_reg(0);
+
+    //initialize the codec register settings
+    _ad9862_regs.sdio_bidir = ad9862_regs_t::SDIO_BIDIR_SDIO_SDO;
+    _ad9862_regs.lsb_first = ad9862_regs_t::LSB_FIRST_MSB;
+    _ad9862_regs.soft_reset = 0;
+
+    //write the register settings to the codec
+    for (uint8_t addr = 0; addr <= 50; addr++){
+        this->send_reg(addr);
+    }
+}
+
+codec_ctrl_impl::~codec_ctrl_impl(void){
+    _ad9862_regs.all_rx_pd = 1;
+    this->send_reg(1);
+    _ad9862_regs.tx_digital_pd = 1;
+    _ad9862_regs.tx_analog_pd = ad9862_regs_t::TX_ANALOG_PD_BOTH;
+    this->send_reg(8);
+}
+
+float codec_ctrl_impl::read_aux_adc(aux_adc_t which){
+    return 0;
+
+}
+
+void codec_ctrl_impl::read_aux_adc(aux_dac_t which, float volts){
+    
+}
+
+void codec_ctrl_impl::send_reg(boost::uint8_t addr){
+    boost::uint32_t reg = _ad9862_regs.get_write_reg(addr);
+    //std::cout << "codec control write reg: " << std::hex << reg << std::endl;
+    _iface->transact_spi(
+        UE_SPI_SS_AD9862,
+        spi_config_t::EDGE_RISE,
+        reg, 24, false /*no rb*/
+    );
+}
+
+/***********************************************************************
+ * Codec Control Make
+ **********************************************************************/
+codec_ctrl::sptr codec_ctrl::make(usrp_e_iface::sptr iface){
+    return sptr(new codec_ctrl_impl(iface));
+}