aboutsummaryrefslogtreecommitdiffstats
path: root/host/lib/usrp/usrp1/usrp1_impl.cpp
blob: 1435b981c1a8b89cac123d72dd18f4da720fbfcb (plain)
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
//
// Copyright 2010 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 "usrp1_impl.hpp"
#include "usrp1_ctrl.hpp"
#include "fpga_regs_standard.h"
#include <uhd/transport/usb_control.hpp>
#include <uhd/usrp/device_props.hpp>
#include <uhd/utils/assert.hpp>
#include <uhd/utils/static.hpp>
#include <boost/format.hpp>
#include <boost/filesystem.hpp>
#include <iostream>

using namespace uhd;
using namespace uhd::usrp;
using namespace uhd::transport;

/***********************************************************************
 * Discovery
 **********************************************************************/
static device_addrs_t usrp1_find(const device_addr_t &hint)
{
    device_addrs_t usrp1_addrs;
    std::string filename = "/usr/local/share/usrp/rev4/std.ihx";

    //return an empty list of addresses when type is set to non-usrp1
    if (hint.has_key("type") and hint["type"] != "usrp1") return usrp1_addrs;

    //see what we got on the USB bus
    usb_descriptors_t usb_descriptors;
    usb_descriptors = usb_control::get_device_list();

    //find the usrps and load firmware
    BOOST_FOREACH(usb_descriptor_t desc, usb_descriptors) {
        if (desc.vendor_id == 0xfffe && desc.product_id == 0x0002) {
            usb_control::sptr ctrl_transport = usb_control::make(desc);
            usrp_ctrl::sptr usrp_ctrl = usrp_ctrl::make(ctrl_transport);
            usrp_ctrl->usrp_load_firmware(filename);
        }
    }

    //wait for things to settle
    sleep(1);

    //get descriptors again with serial number
    usb_descriptors = usb_control::get_device_list();

    BOOST_FOREACH(usb_descriptor_t desc, usb_descriptors) {
        if (desc.vendor_id == 0xfffe && desc.product_id == 0x0002) {
            device_addr_t new_addr;
            new_addr["type"] = "usrp1";
            new_addr["serial"] = desc.serial;
            usrp1_addrs.push_back(new_addr);
        }
    }

    return usrp1_addrs;
}

/***********************************************************************
 * Make
 **********************************************************************/
static device::sptr usrp1_make(const device_addr_t &device_addr)
{
    std::string filename;

    if (device_addr.has_key("fpga"))
        filename = device_addr["fpga"];
    else
        filename = "/usr/local/share/usrp/rev4/std_2rxhb_2tx.rbf";

    std::cout << "Make usrp1 with " << filename << std::endl;

    //try to match the given device address with something on the USB bus
    usb_descriptors_t usb_descriptors;
    usb_descriptors = usb_control::get_device_list();

    //create data and control transports
    usb_zero_copy::sptr data_transport;
    usrp_ctrl::sptr usrp_ctrl;

    BOOST_FOREACH(usb_descriptor_t desc, usb_descriptors) {
        if (desc.serial == device_addr["serial"]
            && desc.vendor_id == 0xfffe && desc.product_id == 0x0002) {

            usb_control::sptr ctrl_transport = usb_control::make(desc);
            usrp_ctrl = usrp_ctrl::make(ctrl_transport);
            usrp_ctrl->usrp_load_fpga(filename);

            data_transport = usb_zero_copy::make(desc,          // identifier
                                                 6,             // IN endpoint
                                                 2,             // OUT endpoint
                                                 2 * (1 << 20), // buffer size
                                                 16384);        // transfer size
            break;
        }
    }

    //create the usrp1 implementation guts
    return device::sptr(new usrp1_impl(data_transport, usrp_ctrl));
}

UHD_STATIC_BLOCK(register_usrp1_device){
    device::register_device(&usrp1_find, &usrp1_make);
}

/***********************************************************************
 * Structors
 **********************************************************************/
usrp1_impl::usrp1_impl(uhd::transport::usb_zero_copy::sptr data_transport,
                       usrp_ctrl::sptr ctrl_transport)
 : _data_transport(data_transport), _ctrl_transport(ctrl_transport)
{
    _iface = usrp1_iface::make(ctrl_transport);

    //create clock interface
    _clock_ctrl = usrp1_clock_ctrl::make(_iface);

    //create codec interface
    _codec_ctrl = usrp1_codec_ctrl::make(_iface);

    //initialize the codecs
    codec_init();

    //initialize the mboard
    mboard_init();

    //initialize the dboards 
    dboard_init();

    //initialize the dsps
    rx_ddc_init();

    //initialize the dsps
    tx_duc_init();

    //initialize the send/recv
    io_init();

    //turn on the transmitter
    _ctrl_transport->usrp_tx_enable(true);
}

usrp1_impl::~usrp1_impl(void){
    /* NOP */
}

/***********************************************************************
 * Device Get
 **********************************************************************/
void usrp1_impl::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<device_prop_t>()){
    case DEVICE_PROP_NAME:
        val = std::string("usrp1 device");
        return;

    case DEVICE_PROP_MBOARD:
        UHD_ASSERT_THROW(key.name == "");
        val = _mboard_proxy->get_link();
        return;

    case DEVICE_PROP_MBOARD_NAMES:
        val = prop_names_t(1, ""); //vector of size 1 with empty string
        return;

    default: UHD_THROW_PROP_GET_ERROR();
    }
}

/***********************************************************************
 * Device Set
 **********************************************************************/
void usrp1_impl::set(const wax::obj &, const wax::obj &)
{
    UHD_THROW_PROP_SET_ERROR();
}