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| author | Ben Hilburn <ben.hilburn@ettus.com> | 2014-04-10 13:05:30 -0700 |
|---|---|---|
| committer | Ben Hilburn <ben.hilburn@ettus.com> | 2014-04-10 13:05:30 -0700 |
| commit | d3459ad697b4c38354731eb6e6fc1075b194d5ea (patch) | |
| tree | cdc8fb0fbf8cee90d3b3d279b31b0372f1f04a57 /host/lib/usrp/x300 | |
| parent | bab808d883366123a944ce047a0b88a1b3ce1117 (diff) | |
| parent | dfd019c5b76446830031c0c2352f0558dd48c210 (diff) | |
| download | uhd-d3459ad697b4c38354731eb6e6fc1075b194d5ea.tar.gz uhd-d3459ad697b4c38354731eb6e6fc1075b194d5ea.tar.bz2 uhd-d3459ad697b4c38354731eb6e6fc1075b194d5ea.zip | |
Merge branch 'martin/warn_sampling_rate'
Warn users if they request a sample rate greater than the interface bandwidth.
Diffstat (limited to 'host/lib/usrp/x300')
| -rw-r--r-- | host/lib/usrp/x300/x300_impl.cpp | 9 | ||||
| -rw-r--r-- | host/lib/usrp/x300/x300_impl.hpp | 4 |
2 files changed, 12 insertions, 1 deletions
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<double>(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<double>(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<double>("/mboards/"+boost::lexical_cast<std::string>(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<double>("/mboards/"+boost::lexical_cast<std::string>(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<double>("/mboards/"+boost::lexical_cast<std::string>(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 |