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-rw-r--r--host/lib/usrp/b200/b200_iface.cpp38
-rw-r--r--host/lib/usrp/b200/b200_impl.cpp47
-rw-r--r--host/lib/usrp/b200/b200_impl.hpp15
-rw-r--r--host/lib/usrp/b200/b200_io_impl.cpp44
4 files changed, 125 insertions, 19 deletions
diff --git a/host/lib/usrp/b200/b200_iface.cpp b/host/lib/usrp/b200/b200_iface.cpp
index 5d799bf01..efb9b3a35 100644
--- a/host/lib/usrp/b200/b200_iface.cpp
+++ b/host/lib/usrp/b200/b200_iface.cpp
@@ -19,6 +19,7 @@
#include <uhd/config.hpp>
#include <uhd/utils/msg.hpp>
+#include <uhd/utils/log.hpp>
#include <uhd/exception.hpp>
#include <boost/functional/hash.hpp>
#include <boost/thread/thread.hpp>
@@ -32,6 +33,12 @@
#include <iomanip>
#include <libusb.h>
+//! libusb_error_name is only in newer API
+#ifndef HAVE_LIBUSB_ERROR_NAME
+ #define libusb_error_name(code) \
+ str(boost::format("LIBUSB_ERROR_CODE %d") % code)
+#endif
+
using namespace uhd;
using namespace uhd::transport;
@@ -298,10 +305,10 @@ public:
}
}
- void ad9361_transact(const unsigned char in_buff[64], unsigned char out_buff[64]) {
- const int bytes_to_write = 64;
- const int bytes_to_read = 64;
- const size_t read_retries = 30;
+ void ad9361_transact(const unsigned char in_buff[AD9361_DISPATCH_PACKET_SIZE], unsigned char out_buff[AD9361_DISPATCH_PACKET_SIZE]) {
+ const int bytes_to_write = AD9361_DISPATCH_PACKET_SIZE;
+ const int bytes_to_read = AD9361_DISPATCH_PACKET_SIZE;
+ const size_t read_retries = 5;
int ret = fx3_control_write(B200_VREQ_AD9361_CTRL_WRITE, 0x00, 0x00, (unsigned char *)in_buff, bytes_to_write);
if (ret < 0)
@@ -311,9 +318,26 @@ public:
for (size_t i = 0; i < read_retries; i++)
{
- ret = fx3_control_read(B200_VREQ_AD9361_CTRL_READ, 0x00, 0x00, out_buff, bytes_to_read, 1000);
+ ret = fx3_control_read(B200_VREQ_AD9361_CTRL_READ, 0x00, 0x00, out_buff, bytes_to_read, 3000);
if (ret < 0)
- throw uhd::io_error((boost::format("Failed to read AD9361 (%d: %s)") % ret % libusb_error_name(ret)).str());
+ {
+ if (ret == LIBUSB_ERROR_TIMEOUT)
+ {
+ UHD_LOG << (boost::format("Failed to read AD9361 (%d: %s). Retrying (%d of %d)...")
+ % ret
+ % libusb_error_name(ret)
+ % (i+1)
+ % read_retries
+ ) << std::endl;
+ }
+ else
+ {
+ throw uhd::io_error((boost::format("Failed to read AD9361 (%d: %s)")
+ % ret
+ % libusb_error_name(ret)
+ ).str());
+ }
+ }
if (ret == bytes_to_read)
return;
@@ -682,7 +706,7 @@ public:
const size_t percent_before = size_t((bytes_sent*100)/file_size);
bytes_sent += transfer_count;
const size_t percent_after = size_t((bytes_sent*100)/file_size);
- if (percent_before/10 != percent_after/10)
+ if (percent_before != percent_after)
{
UHD_MSG(status) << "\b\b\b\b" << std::setw(3) << percent_after << "%" << std::flush;
}
diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp
index a7f9b11bd..98141dbaa 100644
--- a/host/lib/usrp/b200/b200_impl.cpp
+++ b/host/lib/usrp/b200/b200_impl.cpp
@@ -19,6 +19,7 @@
#include "b200_regs.hpp"
#include <uhd/transport/usb_control.hpp>
#include <uhd/utils/msg.hpp>
+#include <uhd/utils/cast.hpp>
#include <uhd/exception.hpp>
#include <uhd/utils/static.hpp>
#include <uhd/utils/images.hpp>
@@ -58,11 +59,11 @@ static device_addrs_t b200_find(const device_addr_t &hint)
//since an address and resource is intended for a different, non-USB, device.
if (hint.has_key("addr") || hint.has_key("resource")) return b200_addrs;
- unsigned int vid, pid;
+ boost::uint16_t vid, pid;
if(hint.has_key("vid") && hint.has_key("pid") && hint.has_key("type") && hint["type"] == "b200") {
- sscanf(hint.get("vid").c_str(), "%x", &vid);
- sscanf(hint.get("pid").c_str(), "%x", &pid);
+ vid = uhd::cast::hexstr_cast<boost::uint16_t>(hint.get("vid"));
+ pid = uhd::cast::hexstr_cast<boost::uint16_t>(hint.get("pid"));
} else {
vid = B200_VENDOR_ID;
pid = B200_PRODUCT_ID;
@@ -157,12 +158,12 @@ b200_impl::b200_impl(const device_addr_t &device_addr)
const fs_path mb_path = "/mboards/0";
//try to match the given device address with something on the USB bus
- uint16_t vid = B200_VENDOR_ID;
- uint16_t pid = B200_PRODUCT_ID;
+ boost::uint16_t vid = B200_VENDOR_ID;
+ boost::uint16_t pid = B200_PRODUCT_ID;
if (device_addr.has_key("vid"))
- sscanf(device_addr.get("vid").c_str(), "%x", &vid);
+ vid = uhd::cast::hexstr_cast<boost::uint16_t>(device_addr.get("vid"));
if (device_addr.has_key("pid"))
- sscanf(device_addr.get("pid").c_str(), "%x", &pid);
+ pid = uhd::cast::hexstr_cast<boost::uint16_t>(device_addr.get("pid"));
std::vector<usb_device_handle::sptr> device_list =
usb_device_handle::get_device_list(vid, pid);
@@ -250,6 +251,7 @@ b200_impl::b200_impl(const device_addr_t &device_addr)
ctrl_xport_args
);
while (_ctrl_transport->get_recv_buff(0.0)){} //flush ctrl xport
+ _tree->create<double>(mb_path / "link_max_rate").set((usb_speed == 3) ? B200_MAX_RATE_USB3 : B200_MAX_RATE_USB2);
////////////////////////////////////////////////////////////////////
// Async task structure
@@ -663,9 +665,40 @@ void b200_impl::codec_loopback_self_test(wb_iface::sptr iface)
/***********************************************************************
* Sample and tick rate comprehension below
**********************************************************************/
+void b200_impl::enforce_tick_rate_limits(size_t chan_count, double tick_rate, const char* direction /*= NULL*/)
+{
+ const size_t max_chans = 2;
+ if (chan_count > max_chans)
+ {
+ throw uhd::value_error(boost::str(
+ boost::format("cannot not setup %d %s channels (maximum is %d)")
+ % chan_count
+ % (direction ? direction : "data")
+ % max_chans
+ ));
+ }
+ else
+ {
+ const double max_tick_rate = ((chan_count <= 1) ? AD9361_1_CHAN_CLOCK_RATE_MAX : AD9361_2_CHAN_CLOCK_RATE_MAX);
+ if (tick_rate > max_tick_rate)
+ {
+ throw uhd::value_error(boost::str(
+ boost::format("current master clock rate (%.2f MHz) exceeds maximum possible master clock rate (%.2f MHz) when using %d %s channels")
+ % (tick_rate/1e6)
+ % (max_tick_rate/1e6)
+ % chan_count
+ % (direction ? direction : "data")
+ ));
+ }
+ }
+}
+
double b200_impl::set_tick_rate(const double rate)
{
UHD_MSG(status) << "Asking for clock rate " << rate/1e6 << " MHz\n";
+
+ check_tick_rate_with_current_streamers(rate); // Defined in b200_io_impl.cpp
+
_tick_rate = _codec_ctrl->set_clock_rate(rate);
UHD_MSG(status) << "Actually got clock rate " << _tick_rate/1e6 << " MHz\n";
diff --git a/host/lib/usrp/b200/b200_impl.hpp b/host/lib/usrp/b200/b200_impl.hpp
index a370e54f9..c3508c550 100644
--- a/host/lib/usrp/b200/b200_impl.hpp
+++ b/host/lib/usrp/b200/b200_impl.hpp
@@ -47,11 +47,13 @@
static const boost::uint8_t B200_FW_COMPAT_NUM_MAJOR = 0x04;
static const boost::uint8_t B200_FW_COMPAT_NUM_MINOR = 0x00;
static const boost::uint16_t B200_FPGA_COMPAT_NUM = 0x03;
-static const double B200_LINK_RATE_BPS = (5e9)/8; //practical link rate (5 Gbps)
static const double B200_BUS_CLOCK_RATE = 100e6;
static const double B200_DEFAULT_TICK_RATE = 32e6;
static const boost::uint32_t B200_GPSDO_ST_NONE = 0x83;
+static const size_t B200_MAX_RATE_USB2 = 32000000; // bytes/s
+static const size_t B200_MAX_RATE_USB3 = 500000000; // bytes/s
+
#define FLIP_SID(sid) (((sid)<<16)|((sid)>>16))
static const boost::uint32_t B200_CTRL0_MSG_SID = 0x00000010;
@@ -91,6 +93,7 @@ public:
uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args);
uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args);
bool recv_async_msg(uhd::async_metadata_t &, double);
+ void check_streamer_args(const uhd::stream_args_t &args, double tick_rate, const char* direction = NULL);
private:
//controllers
@@ -177,13 +180,15 @@ private:
void update_enables(void);
void update_atrs(void);
- void update_tick_rate(const double);
- void update_rx_samp_rate(const size_t, const double);
- void update_tx_samp_rate(const size_t, const double);
-
double _tick_rate;
double get_tick_rate(void){return _tick_rate;}
double set_tick_rate(const double rate);
+ void update_tick_rate(const double);
+ void enforce_tick_rate_limits(size_t chan_count, double tick_rate, const char* direction = NULL);
+ void check_tick_rate_with_current_streamers(double rate);
+
+ void update_rx_samp_rate(const size_t, const double);
+ void update_tx_samp_rate(const size_t, const double);
};
#endif /* INCLUDED_B200_IMPL_HPP */
diff --git a/host/lib/usrp/b200/b200_io_impl.cpp b/host/lib/usrp/b200/b200_io_impl.cpp
index 4f072c4d4..9f6d593fe 100644
--- a/host/lib/usrp/b200/b200_io_impl.cpp
+++ b/host/lib/usrp/b200/b200_io_impl.cpp
@@ -23,6 +23,7 @@
#include "async_packet_handler.hpp"
#include <boost/bind.hpp>
#include <boost/make_shared.hpp>
+#include <set>
using namespace uhd;
using namespace uhd::usrp;
@@ -31,8 +32,47 @@ using namespace uhd::transport;
/***********************************************************************
* update streamer rates
**********************************************************************/
+void b200_impl::check_tick_rate_with_current_streamers(double rate)
+{
+ size_t max_tx_chan_count = 0, max_rx_chan_count = 0;
+ BOOST_FOREACH(radio_perifs_t &perif, _radio_perifs)
+ {
+ {
+ boost::shared_ptr<sph::recv_packet_streamer> rx_streamer =
+ boost::dynamic_pointer_cast<sph::recv_packet_streamer>(perif.rx_streamer.lock());
+ if (rx_streamer)
+ max_rx_chan_count = std::max(max_rx_chan_count, rx_streamer->get_num_channels());
+ }
+
+ {
+ boost::shared_ptr<sph::send_packet_streamer> tx_streamer =
+ boost::dynamic_pointer_cast<sph::send_packet_streamer>(perif.tx_streamer.lock());
+ if (tx_streamer)
+ max_tx_chan_count = std::max(max_tx_chan_count, tx_streamer->get_num_channels());
+ }
+ }
+
+ // Defined in b200_impl.cpp
+ enforce_tick_rate_limits(max_rx_chan_count, rate, "RX");
+ enforce_tick_rate_limits(max_tx_chan_count, rate, "TX");
+}
+
+void b200_impl::check_streamer_args(const uhd::stream_args_t &args, double tick_rate, const char* direction /*= NULL*/)
+{
+ std::set<size_t> chans_set;
+ for (size_t stream_i = 0; stream_i < args.channels.size(); stream_i++)
+ {
+ const size_t chan = args.channels[stream_i];
+ chans_set.insert(chan);
+ }
+
+ enforce_tick_rate_limits(chans_set.size(), tick_rate, direction); // Defined in b200_impl.cpp
+}
+
void b200_impl::update_tick_rate(const double rate)
{
+ check_tick_rate_with_current_streamers(rate);
+
BOOST_FOREACH(radio_perifs_t &perif, _radio_perifs)
{
boost::shared_ptr<sph::recv_packet_streamer> my_streamer =
@@ -222,6 +262,8 @@ rx_streamer::sptr b200_impl::get_rx_stream(const uhd::stream_args_t &args_)
if (args.otw_format.empty()) args.otw_format = "sc16";
args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels;
+ check_streamer_args(args, this->get_tick_rate(), "RX");
+
boost::shared_ptr<sph::recv_packet_streamer> my_streamer;
for (size_t stream_i = 0; stream_i < args.channels.size(); stream_i++)
{
@@ -325,6 +367,8 @@ tx_streamer::sptr b200_impl::get_tx_stream(const uhd::stream_args_t &args_)
if (args.otw_format.empty()) args.otw_format = "sc16";
args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels;
+ check_streamer_args(args, this->get_tick_rate(), "TX");
+
boost::shared_ptr<sph::send_packet_streamer> my_streamer;
for (size_t stream_i = 0; stream_i < args.channels.size(); stream_i++)
{
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-01 18:04:28 +0000