diff options
Diffstat (limited to 'host/lib/usrp/dboard/e3xx/e31x_radio_ctrl_impl.cpp')
| -rw-r--r-- | host/lib/usrp/dboard/e3xx/e31x_radio_ctrl_impl.cpp | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/host/lib/usrp/dboard/e3xx/e31x_radio_ctrl_impl.cpp b/host/lib/usrp/dboard/e3xx/e31x_radio_ctrl_impl.cpp deleted file mode 100644 index 60df247a2..000000000 --- a/host/lib/usrp/dboard/e3xx/e31x_radio_ctrl_impl.cpp +++ /dev/null @@ -1,300 +0,0 @@ -// -// Copyright 2018 Ettus Research, a National Instruments Company -// -// SPDX-License-Identifier: GPL-3.0-or-later -// - -#include "e31x_radio_ctrl_impl.hpp" -#include "e31x_regs.hpp" - -using namespace uhd; -using namespace uhd::usrp; -using namespace uhd::rfnoc; - -e31x_radio_ctrl_impl::e31x_radio_ctrl_impl( - const make_args_t &make_args -): block_ctrl_base(make_args) -{ - // Swap front ends for E310 - _fe_swap = true; -} - -e31x_radio_ctrl_impl::~e31x_radio_ctrl_impl() -{ - UHD_LOG_TRACE(unique_id(), "e31x_radio_ctrl_impl::dtor() "); -} - -/****************************************************************************** - * API Calls - *****************************************************************************/ -bool e31x_radio_ctrl_impl::check_radio_config() -{ - // mapping of frontend to radio perif index - static const size_t FE0 = 1; - static const size_t FE1 = 0; - const size_t num_rx = _is_streamer_active(RX_DIRECTION, FE0) + _is_streamer_active(RX_DIRECTION, FE1); - const size_t num_tx = _is_streamer_active(TX_DIRECTION, FE0) + _is_streamer_active(TX_DIRECTION, FE1); - - //setup the active chains in the codec - if ((num_rx + num_tx) == 0) { - // Ensure at least one RX chain is enabled so AD9361 outputs a sample clock - this->set_streaming_mode(true, false, true, false); - } else { - this->set_streaming_mode( - _is_streamer_active(TX_DIRECTION, FE0), - _is_streamer_active(TX_DIRECTION, FE1), - _is_streamer_active(RX_DIRECTION, FE0), - _is_streamer_active(RX_DIRECTION, FE1) - ); - } - return true; -} - -/* loopback_self_test checks the integrity of the FPGA->AD936x->FPGA sample interface. - The AD936x is put in loopback mode that sends the TX data unchanged to the RX side. - A test value is written to the codec_idle register in the TX side of the radio. - The readback register is then used to capture the values on the TX and RX sides - simultaneously for comparison. It is a reasonably effective test for AC timing - since I/Q Ch0/Ch1 alternate over the same wires. Note, however, that it uses - whatever timing is configured at the time the test is called rather than select - worst case conditions to stress the interface. - Note: This currently only tests 2R2T mode -*/ -void e31x_radio_ctrl_impl::loopback_self_test( - std::function<void(uint32_t)> poker_functor, std::function<uint64_t()> peeker_functor) -{ - // Save current rate before running this test - const double current_rate = this->get_rate(); - // Set 2R2T mode, stream on all channels - this->set_streaming_mode(true, false, true, false); - // Set maximum rate for 2R2T mode - this->set_rate(30.72e6); - // Put AD936x in loopback mode - _ad9361->data_port_loopback(true); - UHD_LOG_INFO(unique_id(), "Performing CODEC loopback test... "); - size_t hash = size_t(time(NULL)); - constexpr size_t loopback_count = 100; - - // Allow some time for AD936x to enter loopback mode. - // There is no clear statement in the documentation of how long it takes, - // but UG-570 does say to "allow six ADC_CLK/64 clock cycles of flush time" - // when leaving the TX or RX states. That works out to ~75us at the - // minimum clock rate of 5 MHz, which lines up with test results. - // Sleeping 1ms is far more than enough. - std::this_thread::sleep_for(std::chrono::milliseconds(1)); - - for (size_t i = 0; i < loopback_count; i++) { - // Create test word - boost::hash_combine(hash, i); - const uint32_t word32 = uint32_t(hash) & 0xfff0fff0; - // const uint32_t word32 = 0xCA00C100; - // Write test word to codec_idle idle register (on TX side) - poker_functor(word32); - - // Read back values - TX is lower 32-bits and RX is upper 32-bits - const uint64_t rb_word64 = peeker_functor(); - const uint32_t rb_tx = uint32_t(rb_word64 >> 32); - const uint32_t rb_rx = uint32_t(rb_word64 & 0xffffffff); - - // Compare TX and RX values to test word - bool test_fail = word32 != rb_tx or word32 != rb_rx; - if (test_fail) { - UHD_LOG_WARNING(unique_id(), - "CODEC loopback test failed! " - << boost::format("Expected: 0x%08X Received (TX/RX): 0x%08X/0x%08X") - % word32 % rb_tx % rb_rx); - throw uhd::runtime_error("CODEC loopback test failed."); - } - } - UHD_LOG_INFO(unique_id(), "CODEC loopback test passed"); - - // Zero out the idle data. - poker_functor(0); - - // Take AD936x out of loopback mode - _ad9361->data_port_loopback(false); - this->set_streaming_mode(true, false, true, false); - // Switch back to current rate - this->set_rate(current_rate); -} - - -uint32_t e31x_radio_ctrl_impl::get_tx_switches( - const size_t chan, - const double freq -) { - UHD_LOG_TRACE(unique_id(), - "Update all TX freq related switches. f=" << freq << " Hz, " - ); - - size_t fe_chan = _fe_swap ? (chan ? 0 : 1): chan; - - auto tx_sw1 = TX_SW1_LB_2750; // SW1 = 0 - auto vctxrx_sw = VCTXRX_SW_OFF; - auto tx_bias = (fe_chan == 0) ? TX1_BIAS_LB_ON: TX2_BIAS_LB_ON; - - const auto band = e3xx_radio_ctrl_impl::map_freq_to_tx_band(freq); - switch(band) { - case tx_band::LB_80: - tx_sw1 = TX_SW1_LB_80; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_160: - tx_sw1 = TX_SW1_LB_160; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_225: - tx_sw1 = TX_SW1_LB_225; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_400: - tx_sw1 = TX_SW1_LB_400; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_575: - tx_sw1 = TX_SW1_LB_575; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_1000: - tx_sw1 = TX_SW1_LB_1000; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_1700: - tx_sw1 = TX_SW1_LB_1700; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::LB_2750: - tx_sw1 = TX_SW1_LB_2750; - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_TX_LB: VCTXRX2_SW_TX_LB; - break; - case tx_band::HB: - tx_sw1 = TX_SW1_LB_80; - vctxrx_sw = VCTXRX_SW_TX_HB; - tx_bias = (fe_chan == 0) ? TX1_BIAS_HB_ON: TX2_BIAS_HB_ON; - break; - case tx_band::INVALID_BAND: - UHD_LOG_ERROR(unique_id(), - "Cannot map TX frequency to band: " << freq); - UHD_THROW_INVALID_CODE_PATH(); - break; - } - auto tx_regs = 0 | - vctxrx_sw << VCTXRX_SW_SHIFT | - tx_bias << TX_BIAS_SHIFT | - tx_sw1 << TX_SW1_SHIFT; - return tx_regs; -} - -uint32_t e31x_radio_ctrl_impl::get_rx_switches( - const size_t chan, - const double freq, - const std::string &ant -){ - UHD_LOG_TRACE(unique_id(), - "Update all RX freq related switches. f=" << freq << " Hz, " - ); - - size_t fe_chan = _fe_swap ? (chan ? 0 : 1): chan; - - // Default to OFF - auto rx_sw1 = RX_SW1_OFF; - auto rx_swc = RX_SWC_OFF; - auto rx_swb = RX_SWB_OFF; - auto vctxrx_sw = VCTXRX_SW_OFF; - auto vcrx_sw = VCRX_SW_LB; - if (ant == "TX/RX") { - vctxrx_sw = (fe_chan == 0) ? VCTXRX1_SW_RX: VCTXRX2_SW_RX; - } - - const auto band = e3xx_radio_ctrl_impl::map_freq_to_rx_band(freq); - - switch(band) { - case rx_band::LB_B2: - rx_sw1 = RX_SW1_LB_B2; - rx_swc = RX_SWC_LB_B2; - rx_swb = RX_SWB_OFF; - break; - case rx_band::LB_B3: - rx_sw1 = RX_SW1_LB_B3; - rx_swc = RX_SWC_LB_B3; - rx_swb = RX_SWB_OFF; - break; - case rx_band::LB_B4: - rx_sw1 = RX_SW1_LB_B4; - rx_swc = RX_SWC_LB_B4; - rx_swb = RX_SWB_OFF; - break; - case rx_band::LB_B5: - rx_sw1 = RX_SW1_LB_B5; - rx_swc = RX_SWC_OFF; - rx_swb = RX_SWB_LB_B5; - break; - case rx_band::LB_B6: - rx_sw1 = RX_SW1_LB_B6; - rx_swc = RX_SWC_OFF; - rx_swb = RX_SWB_LB_B6; - break; - case rx_band::LB_B7: - rx_sw1 = RX_SW1_LB_B7; - rx_swc = RX_SWC_OFF; - rx_swb = RX_SWB_LB_B7; - break; - case rx_band::HB: - rx_sw1 = RX_SW1_OFF; - rx_swc = RX_SWC_OFF; - rx_swb = RX_SWB_OFF; - vcrx_sw = VCRX_SW_HB; - break; - case rx_band::INVALID_BAND: - UHD_LOG_ERROR(unique_id(), - "Cannot map RX frequency to band: " << freq); - UHD_THROW_INVALID_CODE_PATH(); - break; - } - - UHD_LOG_TRACE(unique_id(), - "RX band = " << int(band) << "RX SW1 = " << rx_sw1 << "RX SWC = " << rx_swc - << "RX SWB = " << rx_swb << "RX VCRX_SW = " << vcrx_sw - << "RX VCTXRX_SW = " << vctxrx_sw); - - auto rx_regs = 0 | - vcrx_sw << VCRX_SW_SHIFT | - vctxrx_sw << VCTXRX_SW_SHIFT | - rx_swc << RX_SWC_SHIFT | - rx_swb << RX_SWB_SHIFT | - rx_sw1 << RX_SW1_SHIFT; - return rx_regs; -} - -uint32_t e31x_radio_ctrl_impl::get_idle_switches() -{ - uint32_t idle_regs = VCRX_SW_OFF << VCRX_SW_SHIFT | - VCTXRX_SW_OFF << VCTXRX_SW_SHIFT | - TX_BIAS_OFF << TX_BIAS_SHIFT | - RX_SWC_OFF << RX_SWC_SHIFT | - RX_SWB_OFF << RX_SWB_SHIFT | - RX_SW1_OFF << RX_SW1_SHIFT | - TX_SW1_LB_2750 << TX_SW1_SHIFT; - return idle_regs; -} - -uint32_t e31x_radio_ctrl_impl::get_idle_led() -{ - return 0; -} - -uint32_t e31x_radio_ctrl_impl::get_rx_led() -{ - return 1 << LED_RX_RX_SHIFT; -} - -uint32_t e31x_radio_ctrl_impl::get_tx_led() -{ - return 1 << LED_TXRX_TX_SHIFT; -} - -uint32_t e31x_radio_ctrl_impl::get_txrx_led() -{ - return 1 << LED_TXRX_RX_SHIFT; -} -UHD_RFNOC_BLOCK_REGISTER(e31x_radio_ctrl, "E31XRadio"); |