dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008, 2009 Free Software Foundation, Inc. |
| 3 | * |
Pau Espin Pedrol | 21d03d3 | 2019-07-22 12:05:52 +0200 | [diff] [blame] | 4 | * SPDX-License-Identifier: AGPL-3.0+ |
| 5 | * |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 6 | * This software is distributed under the terms of the GNU Affero Public License. |
| 7 | * See the COPYING file in the main directory for details. |
| 8 | * |
| 9 | * This use of this software may be subject to additional restrictions. |
| 10 | * See the LEGAL file in the main directory for details. |
| 11 | |
| 12 | This program is free software: you can redistribute it and/or modify |
| 13 | it under the terms of the GNU Affero General Public License as published by |
| 14 | the Free Software Foundation, either version 3 of the License, or |
| 15 | (at your option) any later version. |
| 16 | |
| 17 | This program is distributed in the hope that it will be useful, |
| 18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | GNU Affero General Public License for more details. |
| 21 | |
| 22 | You should have received a copy of the GNU Affero General Public License |
| 23 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 24 | |
| 25 | */ |
| 26 | |
| 27 | |
| 28 | /* |
| 29 | Compilation Flags |
| 30 | |
| 31 | SWLOOPBACK compile for software loopback testing |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 32 | */ |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 33 | |
| 34 | |
| 35 | #include <stdint.h> |
| 36 | #include <string.h> |
| 37 | #include <stdlib.h> |
Alexander Huemer | 6fafd33 | 2018-01-12 15:04:02 +0100 | [diff] [blame] | 38 | #include "Logger.h" |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 39 | #include "Threads.h" |
| 40 | #include "USRPDevice.h" |
| 41 | |
kurtis.heimerl | 3758b16 | 2011-11-26 03:19:22 +0000 | [diff] [blame] | 42 | #ifdef HAVE_CONFIG_H |
| 43 | #include "config.h" |
| 44 | #endif |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 45 | |
| 46 | using namespace std; |
| 47 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 48 | enum dboardConfigType { |
| 49 | TXA_RXB, |
| 50 | TXB_RXA, |
| 51 | TXA_RXA, |
| 52 | TXB_RXB |
| 53 | }; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 54 | |
kurtis.heimerl | 3758b16 | 2011-11-26 03:19:22 +0000 | [diff] [blame] | 55 | #ifdef SINGLEDB |
| 56 | const dboardConfigType dboardConfig = TXA_RXA; |
| 57 | #else |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 58 | const dboardConfigType dboardConfig = TXA_RXB; |
kurtis.heimerl | 3758b16 | 2011-11-26 03:19:22 +0000 | [diff] [blame] | 59 | #endif |
| 60 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 61 | const double USRPDevice::masterClockRate = 52.0e6; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 62 | |
Harald Welte | 61707e8 | 2018-06-13 23:21:57 +0200 | [diff] [blame] | 63 | USRPDevice::USRPDevice(size_t tx_sps, size_t rx_sps, InterfaceType iface, |
Pau Espin Pedrol | b0e5426 | 2020-01-13 16:00:04 +0100 | [diff] [blame] | 64 | size_t chan_num, double lo_offset, |
Harald Welte | 61707e8 | 2018-06-13 23:21:57 +0200 | [diff] [blame] | 65 | const std::vector<std::string>& tx_paths, |
| 66 | const std::vector<std::string>& rx_paths): |
Pau Espin Pedrol | b0e5426 | 2020-01-13 16:00:04 +0100 | [diff] [blame] | 67 | RadioDevice(tx_sps, rx_sps, iface, chan_num, lo_offset, tx_paths, rx_paths) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 68 | { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 69 | LOGC(DDEV, INFO) << "creating USRP device..."; |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 70 | |
Harald Welte | ce70ba5 | 2018-06-13 22:47:48 +0200 | [diff] [blame] | 71 | decimRate = (unsigned int) round(masterClockRate/((GSMRATE) * (double) tx_sps)); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 72 | actualSampleRate = masterClockRate/decimRate; |
| 73 | rxGain = 0; |
Pau Espin Pedrol | 331c88a | 2019-09-13 16:53:31 +0200 | [diff] [blame] | 74 | txGain = 0; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 75 | |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 76 | /* |
| 77 | * Undetermined delay b/w ping response timestamp and true |
| 78 | * receive timestamp. Values are empirically measured. With |
| 79 | * split sample rate Tx/Rx - 4/1 sps we need to need to |
| 80 | * compensate for advance rather than delay. |
| 81 | */ |
Harald Welte | ce70ba5 | 2018-06-13 22:47:48 +0200 | [diff] [blame] | 82 | if (tx_sps == 1) |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 83 | pingOffset = 272; |
Harald Welte | ce70ba5 | 2018-06-13 22:47:48 +0200 | [diff] [blame] | 84 | else if (tx_sps == 4) |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 85 | pingOffset = 269 - 7500; |
| 86 | else |
| 87 | pingOffset = 0; |
| 88 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 89 | #ifdef SWLOOPBACK |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 90 | samplePeriod = 1.0e6/actualSampleRate; |
| 91 | loopbackBufferSize = 0; |
| 92 | gettimeofday(&lastReadTime,NULL); |
| 93 | firstRead = false; |
| 94 | #endif |
| 95 | } |
| 96 | |
Tom Tsou | 2f3e60b | 2016-07-17 19:29:08 -0700 | [diff] [blame] | 97 | int USRPDevice::open(const std::string &, int, bool) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 98 | { |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 99 | writeLock.unlock(); |
| 100 | |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 101 | LOGC(DDEV, INFO) << "opening USRP device.."; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 102 | #ifndef SWLOOPBACK |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 103 | string rbf = "std_inband.rbf"; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 104 | //string rbf = "inband_1rxhb_1tx.rbf"; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 105 | m_uRx.reset(); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 106 | try { |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 107 | m_uRx = usrp_standard_rx_sptr(usrp_standard_rx::make( |
Harald Welte | ce70ba5 | 2018-06-13 22:47:48 +0200 | [diff] [blame] | 108 | 0, decimRate * tx_sps, 1, -1, |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 109 | usrp_standard_rx::FPGA_MODE_NORMAL, |
| 110 | 1024, 16 * 8, rbf)); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 111 | m_uRx->set_fpga_master_clock_freq(masterClockRate); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 112 | } |
Thomas Tsou | c064124 | 2013-10-11 14:55:31 -0400 | [diff] [blame] | 113 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 114 | catch(...) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 115 | LOGC(DDEV, ALERT) << "make failed on Rx"; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 116 | m_uRx.reset(); |
Thomas Tsou | cb69f08 | 2013-04-08 14:18:26 -0400 | [diff] [blame] | 117 | return -1; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 118 | } |
| 119 | |
| 120 | if (m_uRx->fpga_master_clock_freq() != masterClockRate) |
| 121 | { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 122 | LOGC(DDEV, ALERT) << "WRONG FPGA clock freq = " << m_uRx->fpga_master_clock_freq() |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 123 | << ", desired clock freq = " << masterClockRate; |
| 124 | m_uRx.reset(); |
Thomas Tsou | cb69f08 | 2013-04-08 14:18:26 -0400 | [diff] [blame] | 125 | return -1; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 126 | } |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 127 | |
| 128 | try { |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 129 | m_uTx = usrp_standard_tx_sptr(usrp_standard_tx::make( |
| 130 | 0, decimRate * 2, 1, -1, |
| 131 | 1024, 16 * 8, rbf)); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 132 | m_uTx->set_fpga_master_clock_freq(masterClockRate); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 133 | } |
Thomas Tsou | c064124 | 2013-10-11 14:55:31 -0400 | [diff] [blame] | 134 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 135 | catch(...) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 136 | LOGC(DDEV, ALERT) << "make failed on Tx"; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 137 | m_uTx.reset(); |
Thomas Tsou | cb69f08 | 2013-04-08 14:18:26 -0400 | [diff] [blame] | 138 | return -1; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | if (m_uTx->fpga_master_clock_freq() != masterClockRate) |
| 142 | { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 143 | LOGC(DDEV, ALERT) << "WRONG FPGA clock freq = " << m_uTx->fpga_master_clock_freq() |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 144 | << ", desired clock freq = " << masterClockRate; |
| 145 | m_uTx.reset(); |
Thomas Tsou | cb69f08 | 2013-04-08 14:18:26 -0400 | [diff] [blame] | 146 | return -1; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 147 | } |
| 148 | |
Harald Welte | a944001 | 2019-01-11 21:36:34 +0100 | [diff] [blame] | 149 | m_uRx->stop(); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 150 | m_uTx->stop(); |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 151 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 152 | #endif |
| 153 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 154 | switch (dboardConfig) { |
| 155 | case TXA_RXB: |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 156 | txSubdevSpec = usrp_subdev_spec(0,0); |
| 157 | rxSubdevSpec = usrp_subdev_spec(1,0); |
| 158 | break; |
| 159 | case TXB_RXA: |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 160 | txSubdevSpec = usrp_subdev_spec(1,0); |
| 161 | rxSubdevSpec = usrp_subdev_spec(0,0); |
| 162 | break; |
| 163 | case TXA_RXA: |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 164 | txSubdevSpec = usrp_subdev_spec(0,0); |
| 165 | rxSubdevSpec = usrp_subdev_spec(0,0); |
| 166 | break; |
| 167 | case TXB_RXB: |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 168 | txSubdevSpec = usrp_subdev_spec(1,0); |
| 169 | rxSubdevSpec = usrp_subdev_spec(1,0); |
| 170 | break; |
| 171 | default: |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 172 | txSubdevSpec = usrp_subdev_spec(0,0); |
| 173 | rxSubdevSpec = usrp_subdev_spec(1,0); |
| 174 | } |
| 175 | |
kurtis.heimerl | b9e237e | 2011-11-26 03:17:59 +0000 | [diff] [blame] | 176 | m_dbTx = m_uTx->selected_subdev(txSubdevSpec); |
| 177 | m_dbRx = m_uRx->selected_subdev(rxSubdevSpec); |
| 178 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 179 | started = false; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 180 | |
Thomas Tsou | cb69f08 | 2013-04-08 14:18:26 -0400 | [diff] [blame] | 181 | return NORMAL; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | |
| 185 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 186 | bool USRPDevice::start() |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 187 | { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 188 | LOGC(DDEV, INFO) << "starting USRP..."; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 189 | #ifndef SWLOOPBACK |
Harald Welte | a944001 | 2019-01-11 21:36:34 +0100 | [diff] [blame] | 190 | if (!m_uRx) return false; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 191 | if (!m_uTx) return false; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 192 | |
Harald Welte | a944001 | 2019-01-11 21:36:34 +0100 | [diff] [blame] | 193 | m_uRx->stop(); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 194 | m_uTx->stop(); |
| 195 | |
| 196 | writeLock.lock(); |
| 197 | // power up and configure daughterboards |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 198 | m_dbTx->set_enable(true); |
| 199 | m_uTx->set_mux(m_uTx->determine_tx_mux_value(txSubdevSpec)); |
| 200 | m_uRx->set_mux(m_uRx->determine_rx_mux_value(rxSubdevSpec)); |
| 201 | |
| 202 | if (!m_dbRx->select_rx_antenna(1)) |
| 203 | m_dbRx->select_rx_antenna(0); |
| 204 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 205 | writeLock.unlock(); |
| 206 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 207 | // Set gains to midpoint |
| 208 | setTxGain((minTxGain() + maxTxGain()) / 2); |
| 209 | setRxGain((minRxGain() + maxRxGain()) / 2); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 210 | |
| 211 | data = new short[currDataSize]; |
| 212 | dataStart = 0; |
| 213 | dataEnd = 0; |
| 214 | timeStart = 0; |
| 215 | timeEnd = 0; |
| 216 | timestampOffset = 0; |
| 217 | latestWriteTimestamp = 0; |
| 218 | lastPktTimestamp = 0; |
| 219 | hi32Timestamp = 0; |
| 220 | isAligned = false; |
| 221 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 222 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 223 | started = (m_uRx->start() && m_uTx->start()); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 224 | return started; |
| 225 | #else |
| 226 | gettimeofday(&lastReadTime,NULL); |
| 227 | return true; |
| 228 | #endif |
| 229 | } |
| 230 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 231 | bool USRPDevice::stop() |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 232 | { |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 233 | #ifndef SWLOOPBACK |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 234 | if (!m_uRx) return false; |
| 235 | if (!m_uTx) return false; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 236 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 237 | delete[] currData; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 238 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 239 | started = !(m_uRx->stop() && m_uTx->stop()); |
| 240 | return !started; |
| 241 | #else |
| 242 | return true; |
| 243 | #endif |
| 244 | } |
| 245 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 246 | double USRPDevice::maxTxGain() |
| 247 | { |
| 248 | return m_dbTx->gain_max(); |
| 249 | } |
| 250 | |
| 251 | double USRPDevice::minTxGain() |
| 252 | { |
| 253 | return m_dbTx->gain_min(); |
| 254 | } |
| 255 | |
| 256 | double USRPDevice::maxRxGain() |
| 257 | { |
| 258 | return m_dbRx->gain_max(); |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 259 | } |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 260 | |
| 261 | double USRPDevice::minRxGain() |
| 262 | { |
| 263 | return m_dbRx->gain_min(); |
| 264 | } |
| 265 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 266 | double USRPDevice::setTxGain(double dB, size_t chan) |
| 267 | { |
| 268 | if (chan) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 269 | LOGC(DDEV, ALERT) << "Invalid channel " << chan; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 270 | return 0.0; |
| 271 | } |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 272 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 273 | writeLock.lock(); |
| 274 | if (dB > maxTxGain()) |
| 275 | dB = maxTxGain(); |
| 276 | if (dB < minTxGain()) |
| 277 | dB = minTxGain(); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 278 | |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 279 | LOGC(DDEV, NOTICE) << "Setting TX gain to " << dB << " dB."; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 280 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 281 | if (!m_dbTx->set_gain(dB)) |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 282 | LOGC(DDEV, ERR) << "Error setting TX gain"; |
Pau Espin Pedrol | 331c88a | 2019-09-13 16:53:31 +0200 | [diff] [blame] | 283 | else |
| 284 | txGain = dB; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 285 | writeLock.unlock(); |
| 286 | |
Pau Espin Pedrol | 331c88a | 2019-09-13 16:53:31 +0200 | [diff] [blame] | 287 | return txGain; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 288 | } |
| 289 | |
| 290 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 291 | double USRPDevice::setRxGain(double dB, size_t chan) |
| 292 | { |
| 293 | if (chan) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 294 | LOGC(DDEV, ALERT) << "Invalid channel " << chan; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 295 | return 0.0; |
| 296 | } |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 297 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 298 | dB = 47.0; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 299 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 300 | writeLock.lock(); |
| 301 | if (dB > maxRxGain()) |
| 302 | dB = maxRxGain(); |
| 303 | if (dB < minRxGain()) |
| 304 | dB = minRxGain(); |
| 305 | |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 306 | LOGC(DDEV, NOTICE) << "Setting RX gain to " << dB << " dB."; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 307 | |
| 308 | if (!m_dbRx->set_gain(dB)) |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 309 | LOGC(DDEV, ERR) << "Error setting RX gain"; |
Pau Espin Pedrol | ca0892d | 2019-09-13 16:36:25 +0200 | [diff] [blame] | 310 | else |
| 311 | rxGain = dB; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 312 | writeLock.unlock(); |
| 313 | |
Pau Espin Pedrol | ca0892d | 2019-09-13 16:36:25 +0200 | [diff] [blame] | 314 | return rxGain; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 315 | } |
| 316 | |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 317 | bool USRPDevice::setRxAntenna(const std::string &ant, size_t chan) |
| 318 | { |
| 319 | if (chan >= rx_paths.size()) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 320 | LOGC(DDEV, ALERT) << "Requested non-existent channel " << chan; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 321 | return false; |
| 322 | } |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 323 | LOGC(DDEV, ALERT) << "Not implemented"; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 324 | return true; |
| 325 | } |
| 326 | |
| 327 | std::string USRPDevice::getRxAntenna(size_t chan) |
| 328 | { |
| 329 | if (chan >= rx_paths.size()) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 330 | LOGC(DDEV, ALERT) << "Requested non-existent channel " << chan; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 331 | return ""; |
| 332 | } |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 333 | LOGC(DDEV, ALERT) << "Not implemented"; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 334 | return ""; |
| 335 | } |
| 336 | |
| 337 | bool USRPDevice::setTxAntenna(const std::string &ant, size_t chan) |
| 338 | { |
| 339 | if (chan >= tx_paths.size()) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 340 | LOGC(DDEV, ALERT) << "Requested non-existent channel " << chan; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 341 | return false; |
| 342 | } |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 343 | LOGC(DDEV, ALERT) << "Not implemented"; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 344 | return true; |
| 345 | } |
| 346 | |
| 347 | std::string USRPDevice::getTxAntenna(size_t chan) |
| 348 | { |
| 349 | if (chan >= tx_paths.size()) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 350 | LOGC(DDEV, ALERT) << "Requested non-existent channel " << chan; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 351 | return ""; |
| 352 | } |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 353 | LOGC(DDEV, ALERT) << "Not implemented"; |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 354 | return ""; |
| 355 | } |
| 356 | |
Pau Espin Pedrol | 0fc20d1 | 2018-04-24 17:48:52 +0200 | [diff] [blame] | 357 | bool USRPDevice::requiresRadioAlign() |
| 358 | { |
| 359 | return true; |
| 360 | } |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 361 | |
Pau Espin Pedrol | e564f0f | 2018-04-24 18:43:51 +0200 | [diff] [blame] | 362 | GSM::Time USRPDevice::minLatency() { |
| 363 | return GSM::Time(1,1); |
| 364 | } |
| 365 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 366 | // NOTE: Assumes sequential reads |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 367 | int USRPDevice::readSamples(std::vector<short *> &bufs, int len, bool *overrun, |
Pau Espin Pedrol | f8c0c46 | 2020-03-12 19:08:46 +0100 | [diff] [blame] | 368 | TIMESTAMP timestamp, bool *underrun) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 369 | { |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 370 | #ifndef SWLOOPBACK |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 371 | if (!m_uRx) |
| 372 | return 0; |
| 373 | |
| 374 | short *buf = bufs[0]; |
| 375 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 376 | timestamp += timestampOffset; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 377 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 378 | if (timestamp + len < timeStart) { |
| 379 | memset(buf,0,len*2*sizeof(short)); |
| 380 | return len; |
| 381 | } |
| 382 | |
Pau Espin Pedrol | 207911b | 2019-07-29 20:25:44 +0200 | [diff] [blame] | 383 | *underrun = false; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 384 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 385 | uint32_t readBuf[2000]; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 386 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 387 | while (1) { |
| 388 | //guestimate USB read size |
| 389 | int readLen=0; |
| 390 | { |
| 391 | int numSamplesNeeded = timestamp + len - timeEnd; |
| 392 | if (numSamplesNeeded <=0) break; |
| 393 | readLen = 512 * ((int) ceil((float) numSamplesNeeded/126.0)); |
| 394 | if (readLen > 8000) readLen= (8000/512)*512; |
| 395 | } |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 396 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 397 | // read USRP packets, parse and save A/D data as needed |
| 398 | readLen = m_uRx->read((void *)readBuf,readLen,overrun); |
Pau Espin Pedrol | 4d179ab | 2018-09-10 10:36:04 +0200 | [diff] [blame] | 399 | for (int pktNum = 0; pktNum < (readLen/512); pktNum++) { |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 400 | // tmpBuf points to start of a USB packet |
| 401 | uint32_t* tmpBuf = (uint32_t *) (readBuf+pktNum*512/4); |
| 402 | TIMESTAMP pktTimestamp = usrp_to_host_u32(tmpBuf[1]); |
| 403 | uint32_t word0 = usrp_to_host_u32(tmpBuf[0]); |
| 404 | uint32_t chan = (word0 >> 16) & 0x1f; |
| 405 | unsigned payloadSz = word0 & 0x1ff; |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 406 | LOGC(DDEV, DEBUG) << "first two bytes: " << hex << word0 << " " << dec << pktTimestamp; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 407 | |
| 408 | bool incrementHi32 = ((lastPktTimestamp & 0x0ffffffffll) > pktTimestamp); |
| 409 | if (incrementHi32 && (timeStart!=0)) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 410 | LOGC(DDEV, DEBUG) << "high 32 increment!!!"; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 411 | hi32Timestamp++; |
| 412 | } |
| 413 | pktTimestamp = (((TIMESTAMP) hi32Timestamp) << 32) | pktTimestamp; |
| 414 | lastPktTimestamp = pktTimestamp; |
| 415 | |
| 416 | if (chan == 0x01f) { |
| 417 | // control reply, check to see if its ping reply |
| 418 | uint32_t word2 = usrp_to_host_u32(tmpBuf[2]); |
| 419 | if ((word2 >> 16) == ((0x01 << 8) | 0x02)) { |
| 420 | timestamp -= timestampOffset; |
Thomas Tsou | c1f7c42 | 2013-10-11 13:49:55 -0400 | [diff] [blame] | 421 | timestampOffset = pktTimestamp - pingTimestamp + pingOffset; |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 422 | LOGC(DDEV, DEBUG) << "updating timestamp offset to: " << timestampOffset; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 423 | timestamp += timestampOffset; |
| 424 | isAligned = true; |
| 425 | } |
| 426 | continue; |
| 427 | } |
| 428 | if (chan != 0) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 429 | LOGC(DDEV, DEBUG) << "chan: " << chan << ", timestamp: " << pktTimestamp << ", sz:" << payloadSz; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 430 | continue; |
| 431 | } |
| 432 | if ((word0 >> 28) & 0x04) { |
Pau Espin Pedrol | 207911b | 2019-07-29 20:25:44 +0200 | [diff] [blame] | 433 | *underrun = true; |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 434 | LOGC(DDEV, DEBUG) << "UNDERRUN in TRX->USRP interface"; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 435 | } |
Pau Espin Pedrol | f8c0c46 | 2020-03-12 19:08:46 +0100 | [diff] [blame] | 436 | #if 0 |
| 437 | /* FIXME: Do something with this ? */ |
| 438 | unsigned RSSI = (word0 >> 21) & 0x3f; |
| 439 | #endif |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 440 | if (!isAligned) continue; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 441 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 442 | unsigned cursorStart = pktTimestamp - timeStart + dataStart; |
| 443 | while (cursorStart*2 > currDataSize) { |
| 444 | cursorStart -= currDataSize/2; |
| 445 | } |
| 446 | if (cursorStart*2 + payloadSz/2 > currDataSize) { |
| 447 | // need to circle around buffer |
| 448 | memcpy(data+cursorStart*2,tmpBuf+2,(currDataSize-cursorStart*2)*sizeof(short)); |
| 449 | memcpy(data,tmpBuf+2+(currDataSize/2-cursorStart),payloadSz-(currDataSize-cursorStart*2)*sizeof(short)); |
| 450 | } |
| 451 | else { |
| 452 | memcpy(data+cursorStart*2,tmpBuf+2,payloadSz); |
| 453 | } |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 454 | if (pktTimestamp + payloadSz/2/sizeof(short) > timeEnd) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 455 | timeEnd = pktTimestamp+payloadSz/2/sizeof(short); |
| 456 | |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 457 | LOGC(DDEV, DEBUG) << "timeStart: " << timeStart << ", timeEnd: " << timeEnd << ", pktTimestamp: " << pktTimestamp; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 458 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 459 | } |
| 460 | } |
| 461 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 462 | // copy desired data to buf |
| 463 | unsigned bufStart = dataStart+(timestamp-timeStart); |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 464 | if (bufStart + len < currDataSize/2) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 465 | LOGC(DDEV, DEBUG) << "bufStart: " << bufStart; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 466 | memcpy(buf,data+bufStart*2,len*2*sizeof(short)); |
| 467 | memset(data+bufStart*2,0,len*2*sizeof(short)); |
| 468 | } |
| 469 | else { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 470 | LOGC(DDEV, DEBUG) << "len: " << len << ", currDataSize/2: " << currDataSize/2 << ", bufStart: " << bufStart; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 471 | unsigned firstLength = (currDataSize/2-bufStart); |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 472 | LOGC(DDEV, DEBUG) << "firstLength: " << firstLength; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 473 | memcpy(buf,data+bufStart*2,firstLength*2*sizeof(short)); |
| 474 | memset(data+bufStart*2,0,firstLength*2*sizeof(short)); |
| 475 | memcpy(buf+firstLength*2,data,(len-firstLength)*2*sizeof(short)); |
| 476 | memset(data,0,(len-firstLength)*2*sizeof(short)); |
| 477 | } |
| 478 | dataStart = (bufStart + len) % (currDataSize/2); |
| 479 | timeStart = timestamp + len; |
| 480 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 481 | return len; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 482 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 483 | #else |
| 484 | if (loopbackBufferSize < 2) return 0; |
| 485 | int numSamples = 0; |
| 486 | struct timeval currTime; |
| 487 | gettimeofday(&currTime,NULL); |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 488 | double timeElapsed = (currTime.tv_sec - lastReadTime.tv_sec)*1.0e6 + |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 489 | (currTime.tv_usec - lastReadTime.tv_usec); |
| 490 | if (timeElapsed < samplePeriod) {return 0;} |
| 491 | int numSamplesToRead = (int) floor(timeElapsed/samplePeriod); |
| 492 | if (numSamplesToRead < len) return 0; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 493 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 494 | if (numSamplesToRead > len) numSamplesToRead = len; |
| 495 | if (numSamplesToRead > loopbackBufferSize/2) { |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 496 | firstRead =false; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 497 | numSamplesToRead = loopbackBufferSize/2; |
| 498 | } |
| 499 | memcpy(buf,loopbackBuffer,sizeof(short)*2*numSamplesToRead); |
| 500 | loopbackBufferSize -= 2*numSamplesToRead; |
| 501 | memcpy(loopbackBuffer,loopbackBuffer+2*numSamplesToRead, |
| 502 | sizeof(short)*loopbackBufferSize); |
| 503 | numSamples = numSamplesToRead; |
| 504 | if (firstRead) { |
| 505 | int new_usec = lastReadTime.tv_usec + (int) round((double) numSamplesToRead * samplePeriod); |
| 506 | lastReadTime.tv_sec = lastReadTime.tv_sec + new_usec/1000000; |
| 507 | lastReadTime.tv_usec = new_usec % 1000000; |
| 508 | } |
| 509 | else { |
| 510 | gettimeofday(&lastReadTime,NULL); |
| 511 | firstRead = true; |
| 512 | } |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 513 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 514 | return numSamples; |
| 515 | #endif |
| 516 | } |
| 517 | |
Pau Espin Pedrol | dfc6e5f | 2020-03-12 19:35:33 +0100 | [diff] [blame] | 518 | int USRPDevice::writeSamplesControl(std::vector<short *> &bufs, int len, |
| 519 | bool *underrun, unsigned long long timestamp, bool isControl) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 520 | { |
| 521 | writeLock.lock(); |
| 522 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 523 | #ifndef SWLOOPBACK |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 524 | if (!m_uTx) |
| 525 | return 0; |
| 526 | |
| 527 | short *buf = bufs[0]; |
| 528 | |
kurtis.heimerl | c8739b8 | 2011-11-02 00:06:34 +0000 | [diff] [blame] | 529 | static uint32_t outData[128*20]; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 530 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 531 | for (int i = 0; i < len*2; i++) { |
| 532 | buf[i] = host_to_usrp_short(buf[i]); |
| 533 | } |
| 534 | |
| 535 | int numWritten = 0; |
| 536 | unsigned isStart = 1; |
| 537 | unsigned RSSI = 0; |
| 538 | unsigned CHAN = (isControl) ? 0x01f : 0x00; |
| 539 | len = len*2*sizeof(short); |
| 540 | int numPkts = (int) ceil((float)len/(float)504); |
| 541 | unsigned isEnd = (numPkts < 2); |
| 542 | uint32_t *outPkt = outData; |
| 543 | int pktNum = 0; |
| 544 | while (numWritten < len) { |
| 545 | // pkt is pointer to start of a USB packet |
| 546 | uint32_t *pkt = outPkt + pktNum*128; |
| 547 | isEnd = (len - numWritten <= 504); |
| 548 | unsigned payloadLen = ((len - numWritten) < 504) ? (len-numWritten) : 504; |
| 549 | pkt[0] = (isStart << 12 | isEnd << 11 | (RSSI & 0x3f) << 5 | CHAN) << 16 | payloadLen; |
| 550 | pkt[1] = timestamp & 0x0ffffffffll; |
| 551 | memcpy(pkt+2,buf+(numWritten/sizeof(short)),payloadLen); |
| 552 | numWritten += payloadLen; |
| 553 | timestamp += payloadLen/2/sizeof(short); |
| 554 | isStart = 0; |
| 555 | pkt[0] = host_to_usrp_u32(pkt[0]); |
| 556 | pkt[1] = host_to_usrp_u32(pkt[1]); |
| 557 | pktNum++; |
| 558 | } |
| 559 | m_uTx->write((const void*) outPkt,sizeof(uint32_t)*128*numPkts,NULL); |
| 560 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 561 | writeLock.unlock(); |
| 562 | |
| 563 | return len/2/sizeof(short); |
| 564 | #else |
| 565 | int retVal = len; |
| 566 | memcpy(loopbackBuffer+loopbackBufferSize,buf,sizeof(short)*2*len); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 567 | loopbackBufferSize += retVal*2; |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 568 | |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 569 | return retVal; |
| 570 | #endif |
| 571 | } |
| 572 | |
Pau Espin Pedrol | dfc6e5f | 2020-03-12 19:35:33 +0100 | [diff] [blame] | 573 | int USRPDevice::writeSamples(std::vector<short *> &bufs, int len, |
| 574 | bool *underrun, unsigned long long timestamp) |
| 575 | { |
| 576 | return writeSamplesControl(bufs, len, underrun, timestamp, false); |
| 577 | } |
| 578 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 579 | bool USRPDevice::updateAlignment(TIMESTAMP timestamp) |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 580 | { |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 581 | #ifndef SWLOOPBACK |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 582 | short data[] = {0x00,0x02,0x00,0x00}; |
| 583 | uint32_t *wordPtr = (uint32_t *) data; |
kurtis.heimerl | c8739b8 | 2011-11-02 00:06:34 +0000 | [diff] [blame] | 584 | *wordPtr = host_to_usrp_u32(*wordPtr); |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 585 | bool tmpUnderrun; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 586 | |
| 587 | std::vector<short *> buf(1, data); |
Pau Espin Pedrol | dfc6e5f | 2020-03-12 19:35:33 +0100 | [diff] [blame] | 588 | if (writeSamplesControl(buf, 1, &tmpUnderrun, timestamp & 0x0ffffffffll, true)) { |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 589 | pingTimestamp = timestamp; |
| 590 | return true; |
| 591 | } |
| 592 | return false; |
| 593 | #else |
| 594 | return true; |
| 595 | #endif |
| 596 | } |
| 597 | |
Pau Espin Pedrol | f58cd8a | 2018-02-05 13:04:41 +0100 | [diff] [blame] | 598 | #ifndef SWLOOPBACK |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 599 | bool USRPDevice::setTxFreq(double wFreq, size_t chan) |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 600 | { |
| 601 | usrp_tune_result result; |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 602 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 603 | if (chan) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 604 | LOGC(DDEV, ALERT) << "Invalid channel " << chan; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 605 | return false; |
| 606 | } |
| 607 | |
kurtis.heimerl | b9e237e | 2011-11-26 03:17:59 +0000 | [diff] [blame] | 608 | if (m_uTx->tune(txSubdevSpec.side, m_dbTx, wFreq, &result)) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 609 | LOGC(DDEV, INFO) << "set TX: " << wFreq << std::endl |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 610 | << " baseband freq: " << result.baseband_freq << std::endl |
| 611 | << " DDC freq: " << result.dxc_freq << std::endl |
| 612 | << " residual freq: " << result.residual_freq; |
| 613 | return true; |
| 614 | } |
| 615 | else { |
Harald Welte | f97d75b | 2019-01-11 22:41:58 +0100 | [diff] [blame] | 616 | LOGC(DDEV, ALERT) << "set TX: " << wFreq << " failed" << std::endl |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 617 | << " baseband freq: " << result.baseband_freq << std::endl |
| 618 | << " DDC freq: " << result.dxc_freq << std::endl |
| 619 | << " residual freq: " << result.residual_freq; |
| 620 | return false; |
| 621 | } |
| 622 | } |
| 623 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 624 | bool USRPDevice::setRxFreq(double wFreq, size_t chan) |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 625 | { |
| 626 | usrp_tune_result result; |
| 627 | |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 628 | if (chan) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 629 | LOGC(DDEV, ALERT) << "Invalid channel " << chan; |
Thomas Tsou | 204a9f1 | 2013-10-29 18:34:16 -0400 | [diff] [blame] | 630 | return false; |
| 631 | } |
| 632 | |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 633 | if (m_uRx->tune(0, m_dbRx, wFreq, &result)) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 634 | LOGC(DDEV, INFO) << "set RX: " << wFreq << std::endl |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 635 | << " baseband freq: " << result.baseband_freq << std::endl |
| 636 | << " DDC freq: " << result.dxc_freq << std::endl |
| 637 | << " residual freq: " << result.residual_freq; |
| 638 | return true; |
| 639 | } |
| 640 | else { |
Harald Welte | f97d75b | 2019-01-11 22:41:58 +0100 | [diff] [blame] | 641 | LOGC(DDEV, ALERT) << "set RX: " << wFreq << " failed" << std::endl |
kurtis.heimerl | 79e71c9 | 2011-11-26 03:16:48 +0000 | [diff] [blame] | 642 | << " baseband freq: " << result.baseband_freq << std::endl |
| 643 | << " DDC freq: " << result.dxc_freq << std::endl |
| 644 | << " residual freq: " << result.residual_freq; |
| 645 | return false; |
| 646 | } |
| 647 | |
| 648 | } |
dburgess | b3a0ca4 | 2011-10-12 07:44:40 +0000 | [diff] [blame] | 649 | |
| 650 | #else |
| 651 | bool USRPDevice::setTxFreq(double wFreq) { return true;}; |
| 652 | bool USRPDevice::setRxFreq(double wFreq) { return true;}; |
| 653 | #endif |
kurtis.heimerl | 965e757 | 2011-11-26 03:16:54 +0000 | [diff] [blame] | 654 | |
Tom Tsou | 5cd70dc | 2016-03-06 01:28:40 -0800 | [diff] [blame] | 655 | RadioDevice *RadioDevice::make(size_t tx_sps, size_t rx_sps, |
Harald Welte | 61707e8 | 2018-06-13 23:21:57 +0200 | [diff] [blame] | 656 | InterfaceType iface, size_t chans, double lo_offset, |
Pau Espin Pedrol | 77ce99a | 2018-02-05 13:05:06 +0100 | [diff] [blame] | 657 | const std::vector<std::string>& tx_paths, |
| 658 | const std::vector<std::string>& rx_paths) |
kurtis.heimerl | 965e757 | 2011-11-26 03:16:54 +0000 | [diff] [blame] | 659 | { |
Harald Welte | b229439 | 2018-06-13 23:42:19 +0200 | [diff] [blame] | 660 | if (tx_sps != rx_sps) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 661 | LOGC(DDEV, ERROR) << "USRP1 requires tx_sps == rx_sps"; |
Harald Welte | b229439 | 2018-06-13 23:42:19 +0200 | [diff] [blame] | 662 | return NULL; |
| 663 | } |
| 664 | if (chans != 1) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 665 | LOGC(DDEV, ERROR) << "USRP1 supports only 1 channel"; |
Harald Welte | b229439 | 2018-06-13 23:42:19 +0200 | [diff] [blame] | 666 | return NULL; |
| 667 | } |
| 668 | if (lo_offset != 0.0) { |
Harald Welte | 5cc8858 | 2018-08-17 19:55:38 +0200 | [diff] [blame] | 669 | LOGC(DDEV, ERROR) << "USRP1 doesn't support lo_offset"; |
Harald Welte | b229439 | 2018-06-13 23:42:19 +0200 | [diff] [blame] | 670 | return NULL; |
| 671 | } |
Harald Welte | 61707e8 | 2018-06-13 23:21:57 +0200 | [diff] [blame] | 672 | return new USRPDevice(tx_sps, rx_sps, iface, chans, lo_offset, tx_paths, rx_paths); |
kurtis.heimerl | 965e757 | 2011-11-26 03:16:54 +0000 | [diff] [blame] | 673 | } |