aboutsummaryrefslogtreecommitdiffstats
path: root/host/lib/usrp/b200/b200_image_loader.cpp
blob: b9c2c0caf6a9ab0db89f0fa6b0df280f49f89e31 (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
//
// Copyright 2014-2015 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 <boost/assign.hpp>
#include <boost/foreach.hpp>
#include <boost/lexical_cast.hpp>

#include <uhd/exception.hpp>
#include <uhd/image_loader.hpp>
#include <uhd/types/dict.hpp>
#include <uhd/usrp/mboard_eeprom.hpp>
#include <uhd/utils/paths.hpp>
#include <uhd/utils/static.hpp>

#include "b200_iface.hpp"
#include "b200_impl.hpp"

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

namespace uhd{

static b200_iface::sptr get_b200_iface(const image_loader::image_loader_args_t& image_loader_args,
                                       mboard_eeprom_t &mb_eeprom, usb_device_handle::sptr& handle,
                                       bool user_specified){

    std::vector<usb_device_handle::sptr> dev_handles = get_b200_device_handles(image_loader_args.args);
    std::vector<usb_device_handle::sptr> applicable_dev_handles;
    b200_iface::sptr iface;
    mboard_eeprom_t eeprom; // Internal use

    if(dev_handles.size() > 0){
        BOOST_FOREACH(usb_device_handle::sptr dev_handle, dev_handles){
            if(dev_handle->firmware_loaded()){
                iface = b200_iface::make(usb_control::make(dev_handle,0));
                eeprom = mboard_eeprom_t(*iface, "B200");
                if(user_specified){
                    if(image_loader_args.args.has_key("serial") and
                       eeprom.get("serial") != image_loader_args.args.get("serial")){
                           continue;
                    }
                    if(image_loader_args.args.has_key("name") and
                       eeprom.get("name") != image_loader_args.args.get("name")){
                           continue;
                    }
                    applicable_dev_handles.push_back(dev_handle);
                }
                else applicable_dev_handles.push_back(dev_handle);
            }
        }

        // At this point, we should have a single B2XX
        if(applicable_dev_handles.size() == 1){
            mb_eeprom = eeprom;
            handle = applicable_dev_handles[0];
            return iface;
        }
        else if(applicable_dev_handles.size() > 1){
            std::string err_msg = "Could not resolve given args to a single B2XX device.\n"
                                  "Applicable devices:\n";

            BOOST_FOREACH(usb_device_handle::sptr dev_handle, applicable_dev_handles){
                eeprom = mboard_eeprom_t(*b200_iface::make(usb_control::make(dev_handle,0)), "B200");
                err_msg += str(boost::format(" * %s (serial=%s)\n")
                               % B2XX_STR_NAMES.get(get_b200_product(dev_handle, mb_eeprom), "B2XX")
                               % mb_eeprom.get("serial"));
            }

            err_msg += "\nSpecify one of these devices with the given args to load an image onto it.";

            throw uhd::runtime_error(err_msg);
         }
    }

    // No applicable devices found, return empty sptr so we can exit
    iface.reset();
    mb_eeprom = mboard_eeprom_t();
    return iface;
}

static bool b200_image_loader(const image_loader::image_loader_args_t &image_loader_args){
    if(!image_loader_args.load_fpga)
        return false;

    bool user_specified = (image_loader_args.args.has_key("serial") or
                           image_loader_args.args.has_key("name"));

    // See if a B2x0 with the given args is found
    mboard_eeprom_t mb_eeprom;
    usb_device_handle::sptr handle;
    b200_iface::sptr iface = get_b200_iface(image_loader_args, mb_eeprom, handle, user_specified);
    if(!iface) return false; // No initialized B2x0 found

    std::string fpga_path;
    if(image_loader_args.fpga_path == ""){
        /*
         * Normally, we can auto-generate the FPGA filename from what's in the EEPROM,
         * but if the applicable value is not in the EEPROM, the user must give a specific
         * filename for us to use.
         */
        std::string product = mb_eeprom.get("product");
        if(not B2XX_PRODUCT_ID.has_key(boost::lexical_cast<uint16_t>(product))){
            if(user_specified){
                // The user specified a bad device but expects us to know what it is
                throw uhd::runtime_error("Could not determine model. You must manually specify an FPGA image filename.");
            }
            else{
                return false;
            }
        }
        else{
            fpga_path = find_image_path(B2XX_FPGA_FILE_NAME.get(get_b200_product(handle, mb_eeprom)));
        }
    }
    else fpga_path = image_loader_args.fpga_path;

    std::cout << boost::format("Unit: USRP %s (%s)")
                 % B2XX_STR_NAMES.get(get_b200_product(handle, mb_eeprom), "B2XX")
                 % mb_eeprom.get("serial")
              << std::endl;

    iface->load_fpga(fpga_path, true);

    return true;
}

UHD_STATIC_BLOCK(register_b200_image_loader){
    std::string recovery_instructions = "This device is likely in an unusable state. Power-cycle the\n"
                                        "device, and the firmware/FPGA will be reloaded the next time\n"
                                        "UHD uses the device.";

    image_loader::register_image_loader("b200", b200_image_loader, recovery_instructions);
}

} /* namespace uhd */