Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2022 sysmocom - s.f.m.c. GmbH |
| 3 | * |
| 4 | * Author: Eric Wild <ewild@sysmocom.de> |
| 5 | * |
| 6 | * SPDX-License-Identifier: AGPL-3.0+ |
| 7 | * |
| 8 | * This program is free software: you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU Affero General Public License as published by |
| 10 | * the Free Software Foundation, either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU Affero General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Affero General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * See the COPYING file in the main directory for details. |
| 21 | */ |
| 22 | |
| 23 | #pragma once |
| 24 | |
Eric | c0f78a3 | 2023-05-12 13:00:14 +0200 | [diff] [blame^] | 25 | #include <map> |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 26 | #ifdef HAVE_CONFIG_H |
| 27 | #include "config.h" |
| 28 | #endif |
| 29 | |
Eric | c0f78a3 | 2023-05-12 13:00:14 +0200 | [diff] [blame^] | 30 | #include "bandmanager.h" |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 31 | #include "radioDevice.h" |
| 32 | #include "smpl_buf.h" |
| 33 | |
| 34 | extern "C" { |
| 35 | #include <osmocom/gsm/gsm_utils.h> |
| 36 | } |
| 37 | |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 38 | enum class blade_dev_type { BLADE1, BLADE2 }; |
| 39 | |
| 40 | struct dev_band_desc { |
| 41 | /* Maximum UHD Tx Gain which can be set/used without distorting the |
| 42 | output signal, and the resulting real output power measured when that |
| 43 | gain is used. Correct measured values only provided for B210 so far. */ |
| 44 | double nom_uhd_tx_gain; /* dB */ |
| 45 | double nom_out_tx_power; /* dBm */ |
| 46 | /* Factor used to infer base real RSSI offset on the Rx path based on current |
| 47 | configured RxGain. The resulting rssiOffset is added to the per burst |
| 48 | calculated energy in upper layers. These values were empirically |
| 49 | found and may change based on multiple factors, see OS#4468. |
| 50 | rssiOffset = rxGain + rxgain2rssioffset_rel; |
| 51 | */ |
| 52 | double rxgain2rssioffset_rel; /* dB */ |
| 53 | }; |
| 54 | |
Eric | c0f78a3 | 2023-05-12 13:00:14 +0200 | [diff] [blame^] | 55 | /* Device parameter descriptor */ |
| 56 | struct dev_desc { |
| 57 | unsigned channels; |
| 58 | double mcr; |
| 59 | double rate; |
| 60 | double offset; |
| 61 | std::string desc_str; |
| 62 | }; |
| 63 | |
| 64 | using dev_key = std::tuple<blade_dev_type, int, int>; |
| 65 | using dev_band_key = std::tuple<blade_dev_type, enum gsm_band>; |
| 66 | using power_map_t = std::map<dev_band_key, dev_band_desc>; |
| 67 | using dev_map_t = std::map<dev_key, dev_desc>; |
| 68 | |
| 69 | class blade_device : public RadioDevice, public band_manager<power_map_t, dev_map_t> { |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 70 | public: |
Eric | 19e134a | 2023-05-10 23:50:38 +0200 | [diff] [blame] | 71 | blade_device(InterfaceType iface, const struct trx_cfg *cfg); |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 72 | ~blade_device(); |
| 73 | |
Eric | 19e134a | 2023-05-10 23:50:38 +0200 | [diff] [blame] | 74 | int open(); |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 75 | bool start(); |
| 76 | bool stop(); |
| 77 | bool restart(); |
| 78 | enum TxWindowType getWindowType() |
| 79 | { |
| 80 | return tx_window; |
| 81 | } |
| 82 | |
| 83 | int readSamples(std::vector<short *> &bufs, int len, bool *overrun, TIMESTAMP timestamp, bool *underrun); |
| 84 | |
| 85 | int writeSamples(std::vector<short *> &bufs, int len, bool *underrun, TIMESTAMP timestamp); |
| 86 | |
| 87 | bool updateAlignment(TIMESTAMP timestamp); |
| 88 | |
| 89 | bool setTxFreq(double wFreq, size_t chan); |
| 90 | bool setRxFreq(double wFreq, size_t chan); |
| 91 | |
| 92 | TIMESTAMP initialWriteTimestamp(); |
| 93 | TIMESTAMP initialReadTimestamp(); |
| 94 | |
| 95 | double fullScaleInputValue(); |
| 96 | double fullScaleOutputValue(); |
| 97 | |
| 98 | double setRxGain(double db, size_t chan); |
| 99 | double getRxGain(size_t chan); |
| 100 | double maxRxGain(void) |
| 101 | { |
| 102 | return rx_gain_max; |
| 103 | } |
| 104 | double minRxGain(void) |
| 105 | { |
| 106 | return rx_gain_min; |
| 107 | } |
| 108 | double rssiOffset(size_t chan); |
| 109 | |
| 110 | double setPowerAttenuation(int atten, size_t chan); |
| 111 | double getPowerAttenuation(size_t chan = 0); |
| 112 | |
| 113 | int getNominalTxPower(size_t chan = 0); |
| 114 | |
| 115 | double getTxFreq(size_t chan); |
| 116 | double getRxFreq(size_t chan); |
| 117 | double getRxFreq(); |
| 118 | |
| 119 | bool setRxAntenna(const std::string &ant, size_t chan) |
| 120 | { |
| 121 | return {}; |
| 122 | }; |
| 123 | std::string getRxAntenna(size_t chan) |
| 124 | { |
| 125 | return {}; |
| 126 | }; |
| 127 | bool setTxAntenna(const std::string &ant, size_t chan) |
| 128 | { |
| 129 | return {}; |
| 130 | }; |
| 131 | std::string getTxAntenna(size_t chan) |
| 132 | { |
| 133 | return {}; |
| 134 | }; |
| 135 | |
| 136 | bool requiresRadioAlign(); |
| 137 | |
| 138 | GSM::Time minLatency(); |
| 139 | |
| 140 | inline double getSampleRate() |
| 141 | { |
| 142 | return tx_rate; |
| 143 | } |
| 144 | |
| 145 | /** Receive and process asynchronous message |
| 146 | @return true if message received or false on timeout or error |
| 147 | */ |
| 148 | bool recv_async_msg(); |
| 149 | |
| 150 | enum err_code { |
| 151 | ERROR_TIMING = -1, |
| 152 | ERROR_TIMEOUT = -2, |
| 153 | ERROR_UNRECOVERABLE = -3, |
| 154 | ERROR_UNHANDLED = -4, |
| 155 | }; |
| 156 | |
| 157 | protected: |
| 158 | struct bladerf *dev; |
| 159 | void *usrp_dev; |
| 160 | |
| 161 | enum TxWindowType tx_window; |
| 162 | enum blade_dev_type dev_type; |
| 163 | |
| 164 | double tx_rate, rx_rate; |
| 165 | |
| 166 | double rx_gain_min, rx_gain_max; |
| 167 | |
| 168 | std::vector<double> tx_gains, rx_gains; |
| 169 | std::vector<double> tx_freqs, rx_freqs; |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 170 | size_t tx_spp, rx_spp; |
| 171 | |
| 172 | bool started; |
| 173 | bool aligned; |
| 174 | |
| 175 | size_t drop_cnt; |
| 176 | uint64_t prev_ts; |
| 177 | |
| 178 | TIMESTAMP ts_initial, ts_offset; |
| 179 | std::vector<smpl_buf *> rx_buffers; |
| 180 | /* Sample buffers used to receive samples: */ |
| 181 | std::vector<std::vector<short> > pkt_bufs; |
| 182 | /* Used to call UHD API: Buffer pointer of each elem in pkt_ptrs will |
| 183 | point to corresponding buffer of vector pkt_bufs. */ |
| 184 | std::vector<short *> pkt_ptrs; |
| 185 | |
| 186 | void init_gains(); |
| 187 | void set_channels(bool swap); |
| 188 | void set_rates(); |
| 189 | bool flush_recv(size_t num_pkts); |
| 190 | |
| 191 | bool set_freq(double freq, size_t chan, bool tx); |
Eric | 7d897cb | 2022-11-28 19:20:32 +0100 | [diff] [blame] | 192 | |
| 193 | Thread *async_event_thrd; |
| 194 | Mutex tune_lock; |
| 195 | }; |