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