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//
// 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 "usrp_spi_defs.h"
#include <uhd/transport/usb_control.hpp>
#include <uhd/usrp/device_props.hpp>
#include <uhd/usrp/mboard_props.hpp>
#include <uhd/utils/warning.hpp>
#include <uhd/utils/assert.hpp>
#include <uhd/utils/static.hpp>
#include <uhd/utils/images.hpp>
#include <boost/format.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/filesystem.hpp>
#include <boost/thread/thread.hpp>
#include <boost/lexical_cast.hpp>
#include <iostream>
using namespace uhd;
using namespace uhd::usrp;
using namespace uhd::transport;
const boost::uint16_t USRP1_VENDOR_ID = 0xfffe;
const boost::uint16_t USRP1_PRODUCT_ID = 0x0002;
const boost::uint16_t FX2_VENDOR_ID = 0x04b4;
const boost::uint16_t FX2_PRODUCT_ID = 0x8613;
const std::vector<usrp1_impl::dboard_slot_t> usrp1_impl::_dboard_slots = boost::assign::list_of
(usrp1_impl::DBOARD_SLOT_A)(usrp1_impl::DBOARD_SLOT_B)
;
/***********************************************************************
* Discovery
**********************************************************************/
static device_addrs_t usrp1_find(const device_addr_t &hint)
{
device_addrs_t usrp1_addrs;
//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;
//extract the firmware path for the USRP1
std::string usrp1_fw_image;
try{
usrp1_fw_image = find_image_path(hint.get("fw", "usrp1_fw.ihx"));
}
catch(...){
uhd::warning::post(
"Could not locate USRP1 firmware.\n"
"Please install the images package.\n"
);
return usrp1_addrs;
}
//std::cout << "USRP1 firmware image: " << usrp1_fw_image << std::endl;
boost::uint16_t vid = hint.has_key("uninit") ? FX2_VENDOR_ID : USRP1_VENDOR_ID;
boost::uint16_t pid = hint.has_key("uninit") ? FX2_PRODUCT_ID : USRP1_PRODUCT_ID;
// Important note:
// The get device list calls are nested inside the for loop.
// This allows the usb guts to decontruct when not in use,
// so that re-enumeration after fw load can occur successfully.
// This requirement is a courtesy of libusb1.0 on windows.
//find the usrps and load firmware
BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) {
usrp_ctrl::make(usb_control::make(handle))->usrp_load_firmware(usrp1_fw_image);
}
//get descriptors again with serial number, but using the initialized VID/PID now since we have firmware
vid = USRP1_VENDOR_ID;
pid = USRP1_PRODUCT_ID;
BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) {
device_addr_t new_addr;
new_addr["type"] = "usrp1";
new_addr["serial"] = handle->get_serial();
//this is a found usrp1 when a hint serial is not specified or it matches
if (not hint.has_key("serial") or hint["serial"] == new_addr["serial"]){
usrp1_addrs.push_back(new_addr);
}
}
return usrp1_addrs;
}
/***********************************************************************
* Make
**********************************************************************/
static device::sptr usrp1_make(const device_addr_t &device_addr){
//extract the FPGA path for the USRP1
std::string usrp1_fpga_image = find_image_path(
device_addr.get("fpga", "usrp1_fpga.rbf")
);
//std::cout << "USRP1 FPGA image: " << usrp1_fpga_image << std::endl;
//try to match the given device address with something on the USB bus
std::vector<usb_device_handle::sptr> device_list =
usb_device_handle::get_device_list(USRP1_VENDOR_ID, USRP1_PRODUCT_ID);
//locate the matching handle in the device list
usb_device_handle::sptr handle;
BOOST_FOREACH(usb_device_handle::sptr dev_handle, device_list) {
if (dev_handle->get_serial() == device_addr["serial"]){
handle = dev_handle;
break;
}
}
UHD_ASSERT_THROW(handle.get() != NULL); //better be found
//create control objects and a data transport
usb_control::sptr ctrl_transport = usb_control::make(handle);
usrp_ctrl::sptr usrp_ctrl = usrp_ctrl::make(ctrl_transport);
usrp_ctrl->usrp_load_fpga(usrp1_fpga_image);
usb_zero_copy::sptr data_transport = usb_zero_copy::make(
handle, // identifier
6, // IN endpoint
2, // OUT endpoint
device_addr // param hints
);
//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_ctrls[DBOARD_SLOT_A] = usrp1_codec_ctrl::make(
_iface, _clock_ctrl, SPI_ENABLE_CODEC_A
);
_codec_ctrls[DBOARD_SLOT_B] = usrp1_codec_ctrl::make(
_iface, _clock_ctrl, SPI_ENABLE_CODEC_B
);
//initialize the codecs
codec_init();
//initialize the mboard
mboard_init();
//initialize the dboards
dboard_init();
//initialize the dsps
rx_dsp_init();
//initialize the dsps
tx_dsp_init();
//initialize the send/recv
io_init();
//turn on the transmitter
_ctrl_transport->usrp_tx_enable(true);
//init the subdev specs
this->mboard_set(MBOARD_PROP_RX_SUBDEV_SPEC, subdev_spec_t());
this->mboard_set(MBOARD_PROP_TX_SUBDEV_SPEC, subdev_spec_t());
}
usrp1_impl::~usrp1_impl(void){
/* NOP */
}
bool usrp1_impl::recv_async_msg(uhd::async_metadata_t &, double timeout){
//dummy fill-in for the recv_async_msg
boost::this_thread::sleep(boost::posix_time::microseconds(long(timeout*1e6)));
return false;
}
/***********************************************************************
* 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();
}
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