From fd2267819a414c6adb25c6c0bdac6a78cc480b8d Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:13:18 +0100 Subject: uhd: Registered sc12 as type --- host/lib/convert/convert_impl.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/host/lib/convert/convert_impl.cpp b/host/lib/convert/convert_impl.cpp index dc7f8f9dc..c7907ed83 100644 --- a/host/lib/convert/convert_impl.cpp +++ b/host/lib/convert/convert_impl.cpp @@ -134,6 +134,7 @@ UHD_STATIC_BLOCK(convert_register_item_sizes){ convert::register_bytes_per_item("sc64", sizeof(std::complex)); convert::register_bytes_per_item("sc32", sizeof(std::complex)); convert::register_bytes_per_item("sc16", sizeof(std::complex)); + convert::register_bytes_per_item("sc12", 3 * sizeof(std::complex)); convert::register_bytes_per_item("sc8", sizeof(std::complex)); //register standard real types -- cgit v1.2.3 From e1ac59d7959fe06a898937a62a001c133e127b6f Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:14:12 +0100 Subject: x300: Added max link rate info --- host/lib/usrp/x300/x300_impl.cpp | 9 ++++++++- host/lib/usrp/x300/x300_impl.hpp | 4 ++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/x300/x300_impl.cpp b/host/lib/usrp/x300/x300_impl.cpp index e492b2238..f5e53678c 100644 --- a/host/lib/usrp/x300/x300_impl.cpp +++ b/host/lib/usrp/x300/x300_impl.cpp @@ -392,6 +392,8 @@ void x300_impl::setup_mb(const size_t mb_i, const uhd::device_addr_t &dev_addr) //Tell the quirks object which FIFOs carry TX stream data const uint32_t tx_data_fifos[2] = {X300_RADIO_DEST_PREFIX_TX, X300_RADIO_DEST_PREFIX_TX + 3}; mb.rio_fpga_interface->get_kernel_proxy().get_rio_quirks().register_tx_streams(tx_data_fifos); + + _tree->create(mb_path / "link_max_rate").set(X300_MAX_RATE_PCIE); } BOOST_FOREACH(const std::string &key, dev_addr.keys()) @@ -456,6 +458,8 @@ void x300_impl::setup_mb(const size_t mb_i, const uhd::device_addr_t &dev_addr) << "UHD will use the auto-detected max frame size for this connection." << std::endl; } + + _tree->create(mb_path / "link_max_rate").set(X300_MAX_RATE_10GIGE); } //create basic communication @@ -1133,11 +1137,14 @@ x300_impl::both_xports_t x300_impl::make_transport( if (mb.loaded_fpga_image == "HGS") { if (mb.router_dst_here == X300_XB_DST_E0) { eth_data_rec_frame_size = X300_1GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_1GIGE); } else if (mb.router_dst_here == X300_XB_DST_E1) { eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_10GIGE); } } else if (mb.loaded_fpga_image == "XGS") { - eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_10GIGE); } if (eth_data_rec_frame_size == 0) { diff --git a/host/lib/usrp/x300/x300_impl.hpp b/host/lib/usrp/x300/x300_impl.hpp index 692427f31..4b3efc845 100644 --- a/host/lib/usrp/x300/x300_impl.hpp +++ b/host/lib/usrp/x300/x300_impl.hpp @@ -85,6 +85,10 @@ static const size_t X300_RX_MAX_HDR_LEN = // bytes + sizeof(uhd::transport::vrt::if_packet_info_t().sid) // SID + sizeof(uhd::transport::vrt::if_packet_info_t().tsf); // Timestamp +static const size_t X300_MAX_RATE_PCIE = 800000000; // bytes/s +static const size_t X300_MAX_RATE_10GIGE = 800000000; // bytes/s +static const size_t X300_MAX_RATE_1GIGE = 100000000; // bytes/s + #define X300_RADIO_DEST_PREFIX_TX 0 #define X300_RADIO_DEST_PREFIX_CTRL 1 #define X300_RADIO_DEST_PREFIX_RX 2 -- cgit v1.2.3 From 591aa45a7d20f305f1526f3601c33aa3d3ecb108 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:14:31 +0100 Subject: uhd: multi_usrp now understands link rate info and can check for it --- host/include/uhd/usrp/multi_usrp.hpp | 8 ++----- host/lib/usrp/multi_usrp.cpp | 41 ++++++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+), 6 deletions(-) diff --git a/host/include/uhd/usrp/multi_usrp.hpp b/host/include/uhd/usrp/multi_usrp.hpp index 5b4991202..49aad5d8c 100644 --- a/host/include/uhd/usrp/multi_usrp.hpp +++ b/host/include/uhd/usrp/multi_usrp.hpp @@ -119,14 +119,10 @@ public: virtual device::sptr get_device(void) = 0; //! Convenience method to get a RX streamer - rx_streamer::sptr get_rx_stream(const stream_args_t &args){ - return this->get_device()->get_rx_stream(args); - } + virtual rx_streamer::sptr get_rx_stream(const stream_args_t &args) = 0; //! Convenience method to get a TX streamer - tx_streamer::sptr get_tx_stream(const stream_args_t &args){ - return this->get_device()->get_tx_stream(args); - } + virtual tx_streamer::sptr get_tx_stream(const stream_args_t &args) = 0; /*! * Returns identifying information about this USRP's configuration. diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp index f08709669..4883b2410 100644 --- a/host/lib/usrp/multi_usrp.cpp +++ b/host/lib/usrp/multi_usrp.cpp @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -103,6 +104,8 @@ static meta_range_t make_overall_tune_range( return range; } + + /*********************************************************************** * Gain helper functions **********************************************************************/ @@ -589,6 +592,11 @@ public: /******************************************************************* * RX methods ******************************************************************/ + rx_streamer::sptr get_rx_stream(const stream_args_t &args) { + _check_link_rate(args, false); + return this->get_device()->get_rx_stream(args); + } + void set_rx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ if (mboard != ALL_MBOARDS){ _tree->access(mb_root(mboard) / "rx_subdev_spec").set(spec); @@ -770,6 +778,11 @@ public: /******************************************************************* * TX methods ******************************************************************/ + tx_streamer::sptr get_tx_stream(const stream_args_t &args) { + _check_link_rate(args, true); + return this->get_device()->get_tx_stream(args); + } + void set_tx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ if (mboard != ALL_MBOARDS){ _tree->access(mb_root(mboard) / "tx_subdev_spec").set(spec); @@ -1178,6 +1191,34 @@ private: } return gg; } + + //! \param is_tx True for tx + // Assumption is that all mboards use the same link + bool _check_link_rate(const stream_args_t &args, bool is_tx) { + bool link_rate_is_ok = true; + size_t bytes_per_sample = convert::get_bytes_per_item(args.otw_format); + double max_link_rate = 0; + double sum_rate = 0; + BOOST_FOREACH(const size_t chan, args.channels) { + mboard_chan_pair mcp = is_tx ? tx_chan_to_mcp(chan) : rx_chan_to_mcp(chan); + if (_tree->exists(mb_root(mcp.mboard) / "link_max_rate")) { + max_link_rate = std::max( + max_link_rate, + _tree->access(mb_root(mcp.mboard) / "link_max_rate").get() + ); + } + sum_rate += is_tx ? get_tx_rate(chan) : get_rx_rate(chan); + } + if (max_link_rate > 0 and (max_link_rate / bytes_per_sample) < sum_rate) { + UHD_MSG(warning) << boost::format( + "The total sum of rates (%f MSps on %u channels) exceeds the maximum capacity of the connection.\n" + "This can cause %s." + ) % (sum_rate/1e6) % args.channels.size() % (is_tx ? "underruns (U)" : "overflows (O)") << std::endl; + link_rate_is_ok = false; + } + + return link_rate_is_ok; + } }; /*********************************************************************** -- cgit v1.2.3 From 3e1f7c56ba0d72af82aa8a3a39e1b659d2445043 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Tue, 1 Apr 2014 18:41:25 +0200 Subject: b200: Added max link rate info --- host/lib/usrp/b200/b200_impl.cpp | 1 + host/lib/usrp/b200/b200_impl.hpp | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp index 9dd3a424d..84310a9fe 100644 --- a/host/lib/usrp/b200/b200_impl.cpp +++ b/host/lib/usrp/b200/b200_impl.cpp @@ -250,6 +250,7 @@ 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(mb_path / "link_max_rate").set((usb_speed == 3) ? B200_MAX_RATE_USB3 : B200_MAX_RATE_USB2); //////////////////////////////////////////////////////////////////// // Async task structure diff --git a/host/lib/usrp/b200/b200_impl.hpp b/host/lib/usrp/b200/b200_impl.hpp index 7d98a8f8d..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; -- cgit v1.2.3 From f1bffe42fd557ad8adc23ccc47cd99d1e871b0bc Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Tue, 1 Apr 2014 19:37:52 +0200 Subject: uhd: Added max link rate info for usrp1, usrp2 and b100 --- host/lib/usrp/b100/b100_impl.cpp | 1 + host/lib/usrp/b100/b100_impl.hpp | 1 + host/lib/usrp/usrp1/usrp1_impl.cpp | 2 +- host/lib/usrp/usrp1/usrp1_impl.hpp | 1 + host/lib/usrp/usrp2/usrp2_impl.cpp | 1 + 5 files changed, 5 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp index a47856b07..cb32a596c 100644 --- a/host/lib/usrp/b100/b100_impl.cpp +++ b/host/lib/usrp/b100/b100_impl.cpp @@ -515,6 +515,7 @@ b100_impl::b100_impl(const device_addr_t &device_addr){ _tree->access(mb_path / "tx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/tx_frontends").at(0))); _tree->access(mb_path / "clock_source/value").set("internal"); _tree->access(mb_path / "time_source/value").set("none"); + _tree->create(mb_path / "link_max_rate").set(B100_MAX_RATE_USB2); } b100_impl::~b100_impl(void){ diff --git a/host/lib/usrp/b100/b100_impl.hpp b/host/lib/usrp/b100/b100_impl.hpp index 7d71d5ec3..b6752681e 100644 --- a/host/lib/usrp/b100/b100_impl.hpp +++ b/host/lib/usrp/b100/b100_impl.hpp @@ -54,6 +54,7 @@ static const boost::uint32_t B100_CTRL_MSG_SID = 20; static const double B100_DEFAULT_TICK_RATE = 64e6; static const size_t B100_MAX_PKT_BYTE_LIMIT = 2048; static const std::string B100_EEPROM_MAP_KEY = "B100"; +static const size_t B100_MAX_RATE_USB2 = 32000000; // bytes/s #define I2C_ADDR_TX_A (I2C_DEV_EEPROM | 0x4) #define I2C_ADDR_RX_A (I2C_DEV_EEPROM | 0x5) diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp index 3b902b343..3eaac9839 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.cpp +++ b/host/lib/usrp/usrp1/usrp1_impl.cpp @@ -409,7 +409,7 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ _tree->access(mb_path / "rx_subdev_spec").set(_rx_subdev_spec); if (_tree->list(mb_path / "tx_dsps").size() > 0) _tree->access(mb_path / "tx_subdev_spec").set(_tx_subdev_spec); - + _tree->create(mb_path / "link_max_rate").set(USRP1_MAX_RATE_USB2); } usrp1_impl::~usrp1_impl(void){ diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp index da9fe8b16..012bc0794 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.hpp +++ b/host/lib/usrp/usrp1/usrp1_impl.hpp @@ -39,6 +39,7 @@ #define INCLUDED_USRP1_IMPL_HPP static const std::string USRP1_EEPROM_MAP_KEY = "B000"; +static const size_t USRP1_MAX_RATE_USB2 = 32000000; // bytes/s #define FR_RB_CAPS 3 #define FR_MODE 13 diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp index 16d9b9a54..25f661656 100644 --- a/host/lib/usrp/usrp2/usrp2_impl.cpp +++ b/host/lib/usrp/usrp2/usrp2_impl.cpp @@ -442,6 +442,7 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mbc[mb].spiface = _mbc[mb].iface; break; } + _tree->create(mb_path / "link_max_rate").set(USRP2_LINK_RATE_BPS); //////////////////////////////////////////////////////////////// // setup the mboard eeprom -- cgit v1.2.3 From b391996eca060a25063ceb9bdc9afd0d9979f3b4 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:13:18 +0100 Subject: uhd: Registered sc12 as type --- host/lib/convert/convert_impl.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/host/lib/convert/convert_impl.cpp b/host/lib/convert/convert_impl.cpp index dc7f8f9dc..c7907ed83 100644 --- a/host/lib/convert/convert_impl.cpp +++ b/host/lib/convert/convert_impl.cpp @@ -134,6 +134,7 @@ UHD_STATIC_BLOCK(convert_register_item_sizes){ convert::register_bytes_per_item("sc64", sizeof(std::complex)); convert::register_bytes_per_item("sc32", sizeof(std::complex)); convert::register_bytes_per_item("sc16", sizeof(std::complex)); + convert::register_bytes_per_item("sc12", 3 * sizeof(std::complex)); convert::register_bytes_per_item("sc8", sizeof(std::complex)); //register standard real types -- cgit v1.2.3 From 6a72c16ee909af95b6965f26fb588a29485ef414 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:14:12 +0100 Subject: x300: Added max link rate info --- host/lib/usrp/x300/x300_impl.cpp | 9 ++++++++- host/lib/usrp/x300/x300_impl.hpp | 4 ++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/x300/x300_impl.cpp b/host/lib/usrp/x300/x300_impl.cpp index e492b2238..f5e53678c 100644 --- a/host/lib/usrp/x300/x300_impl.cpp +++ b/host/lib/usrp/x300/x300_impl.cpp @@ -392,6 +392,8 @@ void x300_impl::setup_mb(const size_t mb_i, const uhd::device_addr_t &dev_addr) //Tell the quirks object which FIFOs carry TX stream data const uint32_t tx_data_fifos[2] = {X300_RADIO_DEST_PREFIX_TX, X300_RADIO_DEST_PREFIX_TX + 3}; mb.rio_fpga_interface->get_kernel_proxy().get_rio_quirks().register_tx_streams(tx_data_fifos); + + _tree->create(mb_path / "link_max_rate").set(X300_MAX_RATE_PCIE); } BOOST_FOREACH(const std::string &key, dev_addr.keys()) @@ -456,6 +458,8 @@ void x300_impl::setup_mb(const size_t mb_i, const uhd::device_addr_t &dev_addr) << "UHD will use the auto-detected max frame size for this connection." << std::endl; } + + _tree->create(mb_path / "link_max_rate").set(X300_MAX_RATE_10GIGE); } //create basic communication @@ -1133,11 +1137,14 @@ x300_impl::both_xports_t x300_impl::make_transport( if (mb.loaded_fpga_image == "HGS") { if (mb.router_dst_here == X300_XB_DST_E0) { eth_data_rec_frame_size = X300_1GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_1GIGE); } else if (mb.router_dst_here == X300_XB_DST_E1) { eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_10GIGE); } } else if (mb.loaded_fpga_image == "XGS") { - eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + eth_data_rec_frame_size = X300_10GE_DATA_FRAME_MAX_SIZE; + _tree->access("/mboards/"+boost::lexical_cast(mb_index) / "link_max_rate").set(X300_MAX_RATE_10GIGE); } if (eth_data_rec_frame_size == 0) { diff --git a/host/lib/usrp/x300/x300_impl.hpp b/host/lib/usrp/x300/x300_impl.hpp index 692427f31..4b3efc845 100644 --- a/host/lib/usrp/x300/x300_impl.hpp +++ b/host/lib/usrp/x300/x300_impl.hpp @@ -85,6 +85,10 @@ static const size_t X300_RX_MAX_HDR_LEN = // bytes + sizeof(uhd::transport::vrt::if_packet_info_t().sid) // SID + sizeof(uhd::transport::vrt::if_packet_info_t().tsf); // Timestamp +static const size_t X300_MAX_RATE_PCIE = 800000000; // bytes/s +static const size_t X300_MAX_RATE_10GIGE = 800000000; // bytes/s +static const size_t X300_MAX_RATE_1GIGE = 100000000; // bytes/s + #define X300_RADIO_DEST_PREFIX_TX 0 #define X300_RADIO_DEST_PREFIX_CTRL 1 #define X300_RADIO_DEST_PREFIX_RX 2 -- cgit v1.2.3 From d52f44904d275d301106c799056596e9105e7916 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Fri, 28 Feb 2014 18:14:31 +0100 Subject: uhd: multi_usrp now understands link rate info and can check for it --- host/include/uhd/usrp/multi_usrp.hpp | 8 ++----- host/lib/usrp/multi_usrp.cpp | 41 ++++++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+), 6 deletions(-) diff --git a/host/include/uhd/usrp/multi_usrp.hpp b/host/include/uhd/usrp/multi_usrp.hpp index aac40efe5..883e4da3d 100644 --- a/host/include/uhd/usrp/multi_usrp.hpp +++ b/host/include/uhd/usrp/multi_usrp.hpp @@ -119,14 +119,10 @@ public: virtual device::sptr get_device(void) = 0; //! Convenience method to get a RX streamer. See also uhd::device::get_rx_stream(). - rx_streamer::sptr get_rx_stream(const stream_args_t &args){ - return this->get_device()->get_rx_stream(args); - } + virtual rx_streamer::sptr get_rx_stream(const stream_args_t &args) = 0; //! Convenience method to get a TX streamer. See also uhd::device::get_rx_stream(). - tx_streamer::sptr get_tx_stream(const stream_args_t &args){ - return this->get_device()->get_tx_stream(args); - } + virtual tx_streamer::sptr get_tx_stream(const stream_args_t &args) = 0; /*! * Returns identifying information about this USRP's configuration. diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp index f08709669..4883b2410 100644 --- a/host/lib/usrp/multi_usrp.cpp +++ b/host/lib/usrp/multi_usrp.cpp @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -103,6 +104,8 @@ static meta_range_t make_overall_tune_range( return range; } + + /*********************************************************************** * Gain helper functions **********************************************************************/ @@ -589,6 +592,11 @@ public: /******************************************************************* * RX methods ******************************************************************/ + rx_streamer::sptr get_rx_stream(const stream_args_t &args) { + _check_link_rate(args, false); + return this->get_device()->get_rx_stream(args); + } + void set_rx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ if (mboard != ALL_MBOARDS){ _tree->access(mb_root(mboard) / "rx_subdev_spec").set(spec); @@ -770,6 +778,11 @@ public: /******************************************************************* * TX methods ******************************************************************/ + tx_streamer::sptr get_tx_stream(const stream_args_t &args) { + _check_link_rate(args, true); + return this->get_device()->get_tx_stream(args); + } + void set_tx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ if (mboard != ALL_MBOARDS){ _tree->access(mb_root(mboard) / "tx_subdev_spec").set(spec); @@ -1178,6 +1191,34 @@ private: } return gg; } + + //! \param is_tx True for tx + // Assumption is that all mboards use the same link + bool _check_link_rate(const stream_args_t &args, bool is_tx) { + bool link_rate_is_ok = true; + size_t bytes_per_sample = convert::get_bytes_per_item(args.otw_format); + double max_link_rate = 0; + double sum_rate = 0; + BOOST_FOREACH(const size_t chan, args.channels) { + mboard_chan_pair mcp = is_tx ? tx_chan_to_mcp(chan) : rx_chan_to_mcp(chan); + if (_tree->exists(mb_root(mcp.mboard) / "link_max_rate")) { + max_link_rate = std::max( + max_link_rate, + _tree->access(mb_root(mcp.mboard) / "link_max_rate").get() + ); + } + sum_rate += is_tx ? get_tx_rate(chan) : get_rx_rate(chan); + } + if (max_link_rate > 0 and (max_link_rate / bytes_per_sample) < sum_rate) { + UHD_MSG(warning) << boost::format( + "The total sum of rates (%f MSps on %u channels) exceeds the maximum capacity of the connection.\n" + "This can cause %s." + ) % (sum_rate/1e6) % args.channels.size() % (is_tx ? "underruns (U)" : "overflows (O)") << std::endl; + link_rate_is_ok = false; + } + + return link_rate_is_ok; + } }; /*********************************************************************** -- cgit v1.2.3 From 1621df26acf84f5fc0f594930ee793e94a9ed5eb Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Tue, 1 Apr 2014 18:41:25 +0200 Subject: b200: Added max link rate info --- host/lib/usrp/b200/b200_impl.cpp | 1 + host/lib/usrp/b200/b200_impl.hpp | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp index 9dd3a424d..84310a9fe 100644 --- a/host/lib/usrp/b200/b200_impl.cpp +++ b/host/lib/usrp/b200/b200_impl.cpp @@ -250,6 +250,7 @@ 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(mb_path / "link_max_rate").set((usb_speed == 3) ? B200_MAX_RATE_USB3 : B200_MAX_RATE_USB2); //////////////////////////////////////////////////////////////////// // Async task structure diff --git a/host/lib/usrp/b200/b200_impl.hpp b/host/lib/usrp/b200/b200_impl.hpp index 7d98a8f8d..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; -- cgit v1.2.3 From 01c8de2c68f45a923ce0d8c3726a2783624ace78 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Tue, 1 Apr 2014 19:37:52 +0200 Subject: uhd: Added max link rate info for usrp1, usrp2 and b100 --- host/lib/usrp/b100/b100_impl.cpp | 1 + host/lib/usrp/b100/b100_impl.hpp | 1 + host/lib/usrp/usrp1/usrp1_impl.cpp | 2 +- host/lib/usrp/usrp1/usrp1_impl.hpp | 1 + host/lib/usrp/usrp2/usrp2_impl.cpp | 1 + 5 files changed, 5 insertions(+), 1 deletion(-) diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp index a47856b07..cb32a596c 100644 --- a/host/lib/usrp/b100/b100_impl.cpp +++ b/host/lib/usrp/b100/b100_impl.cpp @@ -515,6 +515,7 @@ b100_impl::b100_impl(const device_addr_t &device_addr){ _tree->access(mb_path / "tx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/tx_frontends").at(0))); _tree->access(mb_path / "clock_source/value").set("internal"); _tree->access(mb_path / "time_source/value").set("none"); + _tree->create(mb_path / "link_max_rate").set(B100_MAX_RATE_USB2); } b100_impl::~b100_impl(void){ diff --git a/host/lib/usrp/b100/b100_impl.hpp b/host/lib/usrp/b100/b100_impl.hpp index 7d71d5ec3..b6752681e 100644 --- a/host/lib/usrp/b100/b100_impl.hpp +++ b/host/lib/usrp/b100/b100_impl.hpp @@ -54,6 +54,7 @@ static const boost::uint32_t B100_CTRL_MSG_SID = 20; static const double B100_DEFAULT_TICK_RATE = 64e6; static const size_t B100_MAX_PKT_BYTE_LIMIT = 2048; static const std::string B100_EEPROM_MAP_KEY = "B100"; +static const size_t B100_MAX_RATE_USB2 = 32000000; // bytes/s #define I2C_ADDR_TX_A (I2C_DEV_EEPROM | 0x4) #define I2C_ADDR_RX_A (I2C_DEV_EEPROM | 0x5) diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp index 3b902b343..3eaac9839 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.cpp +++ b/host/lib/usrp/usrp1/usrp1_impl.cpp @@ -409,7 +409,7 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ _tree->access(mb_path / "rx_subdev_spec").set(_rx_subdev_spec); if (_tree->list(mb_path / "tx_dsps").size() > 0) _tree->access(mb_path / "tx_subdev_spec").set(_tx_subdev_spec); - + _tree->create(mb_path / "link_max_rate").set(USRP1_MAX_RATE_USB2); } usrp1_impl::~usrp1_impl(void){ diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp index da9fe8b16..012bc0794 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.hpp +++ b/host/lib/usrp/usrp1/usrp1_impl.hpp @@ -39,6 +39,7 @@ #define INCLUDED_USRP1_IMPL_HPP static const std::string USRP1_EEPROM_MAP_KEY = "B000"; +static const size_t USRP1_MAX_RATE_USB2 = 32000000; // bytes/s #define FR_RB_CAPS 3 #define FR_MODE 13 diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp index 16d9b9a54..25f661656 100644 --- a/host/lib/usrp/usrp2/usrp2_impl.cpp +++ b/host/lib/usrp/usrp2/usrp2_impl.cpp @@ -442,6 +442,7 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mbc[mb].spiface = _mbc[mb].iface; break; } + _tree->create(mb_path / "link_max_rate").set(USRP2_LINK_RATE_BPS); //////////////////////////////////////////////////////////////// // setup the mboard eeprom -- cgit v1.2.3