1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
//
// Copyright 2010-2011 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 "usrp_e100_impl.hpp"
#include "usrp_e100_regs.hpp"
#include <uhd/usrp/dsp_utils.hpp>
#include <uhd/usrp/misc_utils.hpp>
#include <uhd/utils/assert.hpp>
#include <uhd/usrp/mboard_props.hpp>
#include <boost/bind.hpp>
#include <iostream>
using namespace uhd;
using namespace uhd::usrp;
/***********************************************************************
* Mboard Initialization
**********************************************************************/
void usrp_e100_impl::mboard_init(void){
_mboard_proxy = wax_obj_proxy::make(
boost::bind(&usrp_e100_impl::mboard_get, this, _1, _2),
boost::bind(&usrp_e100_impl::mboard_set, this, _1, _2)
);
//set the ticks per seconds into the vita time control
_iface->poke32(UE_REG_TIME64_TPS,
boost::uint32_t(_clock_ctrl->get_fpga_clock_rate())
);
//init the clock config
_clock_config = clock_config_t::internal();
update_clock_config();
}
void usrp_e100_impl::update_clock_config(void){
boost::uint32_t pps_flags = 0;
//translate pps polarity enums
switch(_clock_config.pps_polarity){
case clock_config_t::PPS_POS: pps_flags |= UE_FLAG_TIME64_PPS_POSEDGE; break;
case clock_config_t::PPS_NEG: pps_flags |= UE_FLAG_TIME64_PPS_NEGEDGE; break;
default: throw std::runtime_error("unhandled clock configuration pps polarity");
}
//set the pps flags
_iface->poke32(UE_REG_TIME64_FLAGS, pps_flags);
//clock source ref 10mhz
switch(_clock_config.ref_source){
case clock_config_t::REF_AUTO: _clock_ctrl->use_auto_ref(); break;
case clock_config_t::REF_INT: _clock_ctrl->use_internal_ref(); break;
case clock_config_t::REF_SMA: _clock_ctrl->use_auto_ref(); break;
default: throw std::runtime_error("unhandled clock configuration ref source");
}
}
/***********************************************************************
* Mboard Get
**********************************************************************/
void usrp_e100_impl::mboard_get(const wax::obj &key_, wax::obj &val){
named_prop_t key = named_prop_t::extract(key_);
//handle the get request conditioned on the key
switch(key.as<mboard_prop_t>()){
case MBOARD_PROP_NAME:
val = std::string("usrp-e mboard");
return;
case MBOARD_PROP_OTHERS:
val = prop_names_t();
return;
case MBOARD_PROP_RX_DBOARD:
UHD_ASSERT_THROW(key.name == "");
val = _rx_dboard_proxy->get_link();
return;
case MBOARD_PROP_RX_DBOARD_NAMES:
val = prop_names_t(1, ""); //vector of size 1 with empty string
return;
case MBOARD_PROP_TX_DBOARD:
UHD_ASSERT_THROW(key.name == "");
val = _tx_dboard_proxy->get_link();
return;
case MBOARD_PROP_TX_DBOARD_NAMES:
val = prop_names_t(1, ""); //vector of size 1 with empty string
return;
case MBOARD_PROP_RX_DSP:
UHD_ASSERT_THROW(key.name == "");
val = _rx_ddc_proxy->get_link();
return;
case MBOARD_PROP_RX_DSP_NAMES:
val = prop_names_t(1, "");
return;
case MBOARD_PROP_TX_DSP:
UHD_ASSERT_THROW(key.name == "");
val = _tx_duc_proxy->get_link();
return;
case MBOARD_PROP_TX_DSP_NAMES:
val = prop_names_t(1, "");
return;
case MBOARD_PROP_CLOCK_CONFIG:
val = _clock_config;
return;
case MBOARD_PROP_RX_SUBDEV_SPEC:
val = _rx_subdev_spec;
return;
case MBOARD_PROP_TX_SUBDEV_SPEC:
val = _tx_subdev_spec;
return;
case MBOARD_PROP_EEPROM_MAP:
val = _iface->mb_eeprom;
return;
case MBOARD_PROP_TIME_NOW: while(true){
uint32_t secs = _iface->peek32(UE_REG_RB_TIME_NOW_SECS);
uint32_t ticks = _iface->peek32(UE_REG_RB_TIME_NOW_TICKS);
if (secs != _iface->peek32(UE_REG_RB_TIME_NOW_SECS)) continue;
val = time_spec_t(secs, ticks, _clock_ctrl->get_fpga_clock_rate());
return;
}
case MBOARD_PROP_TIME_PPS: while(true){
uint32_t secs = _iface->peek32(UE_REG_RB_TIME_PPS_SECS);
uint32_t ticks = _iface->peek32(UE_REG_RB_TIME_PPS_TICKS);
if (secs != _iface->peek32(UE_REG_RB_TIME_PPS_SECS)) continue;
val = time_spec_t(secs, ticks, _clock_ctrl->get_fpga_clock_rate());
return;
}
case MBOARD_PROP_CLOCK_RATE:
val = _clock_ctrl->get_fpga_clock_rate();
return;
default: UHD_THROW_PROP_GET_ERROR();
}
}
/***********************************************************************
* Mboard Set
**********************************************************************/
void usrp_e100_impl::mboard_set(const wax::obj &key, const wax::obj &val){
//handle the get request conditioned on the key
switch(key.as<mboard_prop_t>()){
case MBOARD_PROP_STREAM_CMD:
issue_stream_cmd(val.as<stream_cmd_t>());
return;
case MBOARD_PROP_TIME_NOW:
case MBOARD_PROP_TIME_PPS:{
time_spec_t time_spec = val.as<time_spec_t>();
_iface->poke32(UE_REG_TIME64_TICKS, time_spec.get_tick_count(_clock_ctrl->get_fpga_clock_rate()));
boost::uint32_t imm_flags = (key.as<mboard_prop_t>() == MBOARD_PROP_TIME_NOW)? 1 : 0;
_iface->poke32(UE_REG_TIME64_IMM, imm_flags);
_iface->poke32(UE_REG_TIME64_SECS, time_spec.get_full_secs());
}
return;
case MBOARD_PROP_RX_SUBDEV_SPEC:
_rx_subdev_spec = val.as<subdev_spec_t>();
verify_rx_subdev_spec(_rx_subdev_spec, _mboard_proxy->get_link());
//sanity check
UHD_ASSERT_THROW(_rx_subdev_spec.size() == 1);
//set the mux
_iface->poke32(UE_REG_DSP_RX_MUX, dsp_type1::calc_rx_mux_word(
_dboard_manager->get_rx_subdev(_rx_subdev_spec.front().sd_name)[SUBDEV_PROP_CONNECTION].as<subdev_conn_t>()
));
return;
case MBOARD_PROP_TX_SUBDEV_SPEC:
_tx_subdev_spec = val.as<subdev_spec_t>();
verify_tx_subdev_spec(_tx_subdev_spec, _mboard_proxy->get_link());
//sanity check
UHD_ASSERT_THROW(_tx_subdev_spec.size() == 1);
//set the mux
_iface->poke32(UE_REG_DSP_TX_MUX, dsp_type1::calc_tx_mux_word(
_dboard_manager->get_tx_subdev(_tx_subdev_spec.front().sd_name)[SUBDEV_PROP_CONNECTION].as<subdev_conn_t>()
));
return;
case MBOARD_PROP_EEPROM_MAP:
// Step1: commit the map, writing only those values set.
// Step2: readback the entire eeprom map into the iface.
val.as<mboard_eeprom_t>().commit(_iface->get_i2c_dev_iface(), mboard_eeprom_t::MAP_E100);
_iface->mb_eeprom = mboard_eeprom_t(_iface->get_i2c_dev_iface(), mboard_eeprom_t::MAP_E100);
return;
case MBOARD_PROP_CLOCK_CONFIG:
_clock_config = val.as<clock_config_t>();
update_clock_config();
return;
case MBOARD_PROP_CLOCK_RATE:
_clock_ctrl->set_fpga_clock_rate(val.as<double>());
return;
default: UHD_THROW_PROP_SET_ERROR();
}
}
|
