diff options
Diffstat (limited to 'host/lib/usrp/dboard/neon/neon_bands.cpp')
| -rw-r--r-- | host/lib/usrp/dboard/neon/neon_bands.cpp | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/host/lib/usrp/dboard/neon/neon_bands.cpp b/host/lib/usrp/dboard/neon/neon_bands.cpp deleted file mode 100644 index 303d2801d..000000000 --- a/host/lib/usrp/dboard/neon/neon_bands.cpp +++ /dev/null @@ -1,158 +0,0 @@ -// -// Copyright 2018 Ettus Research, a National Instruments Company -// -// SPDX-License-Identifier: GPL-3.0-or-later -// - -#include "neon_constants.hpp" -#include "neon_radio_ctrl_impl.hpp" -#include <uhd/utils/math.hpp> - -/* - * Neon frequency bands: - * - * For RX: - * Band Freq BSEL-210 BSEL-543 TX/RX RX2 - * SEL_10 | FE_SEL_210 SEL_10 - * chan 1 | chan 2 - * ------------------------------------------------------------------------- - * LB_B2: < 450 RF5 100 RF6 101 01 RF3 100 RF1 001 10 - * LB_B3: 450-700 RF6 101 RF5 100 01 RF3 100 RF1 001 10 - * LB_B4: 700-1200 RF3 010 RF4 011 01 RF3 100 RF1 001 10 - * LB_B5: 1200-1800 RF4 011 RF3 010 01 RF3 100 RF1 001 10 - * LB_B6: 1800-2350 RF1 000 RF2 001 01 RF3 100 RF1 001 10 - * LB_B7: 2350-2600 RF2 001 RF1 000 01 RF3 100 RF1 001 10 - * HB: 2600+ --- 111 --- 111 10 RF3 100 RF1 001 01 - * - * SEL_1 SEL_0 - * 1 0 ANT1(RX_HB)--TX/RX, ANT2(RX_LB)--RX - * 0 1 ANT1(RX_HB)--RX, ANT2(RX_LB)--TX/RX - * - * For TX: - * Band-Freq BSEL-210 BSEL-543 TX/RX - * FE_SEL_210 - * chan 1 | chan 2 - * ------------------------------------------------------------ - * LB_80 < 117.7 RF7 011 RF8 111 RF1 001 RF3 100 - * LB_160 117.7-178.2 RF8 111 RF7 011 RF1 001 RF3 100 - * LB_225 178.2-284.3 RF5 001 RF6 101 RF1 001 RF3 100 - * LB_400 284.3-453.7 RF6 101 RF5 001 RF1 001 RF3 100 - * LB_575 453.7-723.8 RF3 010 RF4 110 RF1 001 RF3 100 - * LB_1000 723.8-1154.9 RF4 110 RF3 010 RF1 001 RF3 100 - * LB_1700 1154.9-1842.6 RF1 000 RF2 100 RF1 001 RF3 100 - * LB_2750 1842.6-2940.0 RF2 100 RF1 000 RF1 001 RF3 100 - * HB_5850 > 2490.0 --- --- --- --- RF2 010 RF2 010 - * - */ - -using namespace uhd; -using namespace uhd::usrp; -using namespace uhd::rfnoc; -using namespace uhd::math::fp_compare; - -namespace { -/* Note on the RX filter bank: - * - * The RX path has 7 bands, which we call LB_B2, B3, .. HB same as - * the schematic. - * - * The following constants define lower cutoff frequencies for each band. - * LB_B2 does not have a lower cutoff frequency, it is implied by - * AD9361_MIN_FREQ. NEON_RX_BAND1_MIN_FREQ is the cutover frequency - * for switching from LB_B2 to LB_B3, and so on. - * - * Bands 1-6 have both high- and low-pass filters (effectively band - * passes). Frequencies need to be chosen to allow as much of the full - * bandwidth through unattenuated. - */ -constexpr double NEON_RX_LB_BAND3_MIN_FREQ = 450e6; -constexpr double NEON_RX_LB_BAND4_MIN_FREQ = 700e6; -constexpr double NEON_RX_LB_BAND5_MIN_FREQ = 1200e6; -constexpr double NEON_RX_LB_BAND6_MIN_FREQ = 1800e6; -constexpr double NEON_RX_LB_BAND7_MIN_FREQ = 2350e6; -constexpr double NEON_RX_HB_MIN_FREQ = 2600e6; - -/* Note on the TX filter bank: - * - * The TX path has 9 bands, which we name according to the schematic. - * - * The following constants define lower cutoff frequencies for each band. - * LB_80 does not have a lower cutoff frequency, it is implied by - * AD9361_MIN_FREQ. NEON_TX_LB_160_MIN_FREQ is the cutover frequency - * for switching from LB_80 to LB_160, and so on. - * - * On current Neon revisions, all filters on the TX filter bank are - * low pass filters (no high pass filters). - * Frequencies need to be chosen to allow as much of the full bandwidth - * through unattenuated (so don't go all the way up to the cutoff frequency - * of that filter). - */ -constexpr double NEON_TX_LB_160_MIN_FREQ = 117.7e6; -constexpr double NEON_TX_LB_225_MIN_FREQ = 178.2e6; -constexpr double NEON_TX_LB_400_MIN_FREQ = 284.3e6; -constexpr double NEON_TX_LB_575_MIN_FREQ = 453.7e6; -constexpr double NEON_TX_LB_1000_MIN_FREQ = 723.8e6; -constexpr double NEON_TX_LB_1700_MIN_FREQ = 1154.9e6; -constexpr double NEON_TX_LB_2750_MIN_FREQ = 1842.6e6; -constexpr double NEON_TX_HB_MIN_FREQ = 2940.0e6; -} // namespace - -neon_radio_ctrl_impl::rx_band neon_radio_ctrl_impl::_map_freq_to_rx_band( - const double freq) -{ - neon_radio_ctrl_impl::rx_band band; - - if (fp_compare_epsilon<double>(freq) < AD9361_RX_MIN_FREQ) { - band = rx_band::INVALID_BAND; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_LB_BAND3_MIN_FREQ) { - band = rx_band::LB_B2; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_LB_BAND4_MIN_FREQ) { - band = rx_band::LB_B3; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_LB_BAND5_MIN_FREQ) { - band = rx_band::LB_B4; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_LB_BAND6_MIN_FREQ) { - band = rx_band::LB_B5; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_LB_BAND7_MIN_FREQ) { - band = rx_band::LB_B6; - } else if (fp_compare_epsilon<double>(freq) < NEON_RX_HB_MIN_FREQ) { - band = rx_band::LB_B7; - } else if (fp_compare_epsilon<double>(freq) <= AD9361_RX_MAX_FREQ) { - band = rx_band::HB; - } else { - band = rx_band::INVALID_BAND; - } - - return band; -} - -neon_radio_ctrl_impl::tx_band neon_radio_ctrl_impl::_map_freq_to_tx_band( - const double freq) -{ - neon_radio_ctrl_impl::tx_band band; - - if (fp_compare_epsilon<double>(freq) < AD9361_TX_MIN_FREQ) { - band = tx_band::INVALID_BAND; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_160_MIN_FREQ) { - band = tx_band::LB_80; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_225_MIN_FREQ) { - band = tx_band::LB_160; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_400_MIN_FREQ) { - band = tx_band::LB_225; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_575_MIN_FREQ) { - band = tx_band::LB_400; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_1000_MIN_FREQ) { - band = tx_band::LB_575; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_1700_MIN_FREQ) { - band = tx_band::LB_1000; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_LB_2750_MIN_FREQ) { - band = tx_band::LB_1700; - } else if (fp_compare_epsilon<double>(freq) < NEON_TX_HB_MIN_FREQ) { - band = tx_band::LB_2750; - } else if (fp_compare_epsilon<double>(freq) <= AD9361_TX_MAX_FREQ) { - band = tx_band::HB; - } else { - band = tx_band::INVALID_BAND; - } - - return band; -} |