diff options
Diffstat (limited to 'host/lib/usrp/x300/x300_defaults.hpp')
| -rw-r--r-- | host/lib/usrp/x300/x300_defaults.hpp | 56 |
1 files changed, 4 insertions, 52 deletions
diff --git a/host/lib/usrp/x300/x300_defaults.hpp b/host/lib/usrp/x300/x300_defaults.hpp index c5e9f6004..752298aff 100644 --- a/host/lib/usrp/x300/x300_defaults.hpp +++ b/host/lib/usrp/x300/x300_defaults.hpp @@ -8,15 +8,13 @@ #define INCLUDED_X300_DEFAULTS_HPP #include "../device3/device3_impl.hpp" -#include <uhd/transport/udp_simple.hpp> //mtu #include <string> - +#include <vector> namespace uhd { namespace usrp { namespace x300 { static constexpr size_t NIUSRPRIO_DEFAULT_RPC_PORT = 5444; -static constexpr uint32_t RADIO_DEST_PREFIX_TX = 0; static constexpr size_t XB_DST_E0 = 0; static constexpr size_t XB_DST_E1 = 1; static constexpr size_t XB_DST_PCI = 2; @@ -32,6 +30,7 @@ static constexpr double DEFAULT_TICK_RATE = 200e6; // Hz static constexpr double MAX_TICK_RATE = 200e6; // Hz static constexpr double MIN_TICK_RATE = 184.32e6; // Hz static constexpr double BUS_CLOCK_RATE = 187.5e6; // Hz +static constexpr double DEFAULT_SYSREF_RATE = 10e6; static const std::string FW_FILE_NAME = "usrp_x300_fw.bin"; @@ -47,61 +46,14 @@ static const std::vector<std::string> TIME_SOURCE_OPTIONS{ static const std::vector<double> EXTERNAL_FREQ_OPTIONS{ 10e6, 11.52e6, 23.04e6, 30.72e6}; -static constexpr size_t RX_SW_BUFF_SIZE_ETH = - 0x2000000; // 32MiB For an ~8k frame size any size >32MiB is just wasted buffer - // space -static constexpr size_t RX_SW_BUFF_SIZE_ETH_MACOS = 0x100000; // 1Mib - -// The FIFO closest to the DMA controller is 1023 elements deep for RX and 1029 elements -// deep for TX where an element is 8 bytes. The buffers (number of frames * frame size) -// must be aligned to the memory page size. For the control, we are getting lucky because -// 64 frames * 256 bytes each aligns with the typical page size of 4096 bytes. Since most -// page sizes are 4096 bytes or some multiple of that, keep the number of frames * frame -// size aligned to it. -static constexpr size_t PCIE_RX_DATA_FRAME_SIZE = 4096; // bytes -static constexpr size_t PCIE_RX_DATA_NUM_FRAMES = 4096; -static constexpr size_t PCIE_TX_DATA_FRAME_SIZE = 4096; // bytes -static constexpr size_t PCIE_TX_DATA_NUM_FRAMES = 4096; -static constexpr size_t PCIE_MSG_FRAME_SIZE = 256; // bytes -static constexpr size_t PCIE_MSG_NUM_FRAMES = 64; -static constexpr size_t PCIE_MAX_CHANNELS = 6; -static constexpr size_t PCIE_MAX_MUXED_CTRL_XPORTS = 32; -static constexpr size_t PCIE_MAX_MUXED_ASYNC_XPORTS = 4; +// Limit the number of initialization threads +static const size_t MAX_INIT_THREADS = 10; static const size_t DATA_FRAME_MAX_SIZE = 8000; // CHDR packet size in bytes -static const size_t XGE_DATA_FRAME_SEND_SIZE = - 4000; // Reduced to make sure flow control packets are not blocked for too long at - // high rates -static const size_t XGE_DATA_FRAME_RECV_SIZE = 8000; -static const size_t GE_DATA_FRAME_SEND_SIZE = 1472; -static const size_t GE_DATA_FRAME_RECV_SIZE = 1472; - -static const size_t ETH_MSG_FRAME_SIZE = uhd::transport::udp_simple::mtu; // bytes -// MTU throttling for ethernet/TX (see above): -static constexpr size_t ETH_DATA_FRAME_MAX_TX_SIZE = 8000; static constexpr double RECV_OFFLOAD_BUFFER_TIMEOUT = 0.1; // seconds static constexpr double THREAD_BUFFER_TIMEOUT = 0.1; // Time in seconds -static constexpr size_t ETH_MSG_NUM_FRAMES = 64; -static constexpr size_t ETH_DATA_NUM_FRAMES = 32; -static constexpr double DEFAULT_SYSREF_RATE = 10e6; - -// Limit the number of initialization threads -static const size_t MAX_INIT_THREADS = 10; - -static const size_t MAX_RATE_PCIE = 800000000; // bytes/s -static const size_t MAX_RATE_10GIGE = (size_t)( // bytes/s - 10e9 / 8 * // wire speed multiplied by percentage of packets that is sample data - (float(DATA_FRAME_MAX_SIZE - uhd::usrp::DEVICE3_TX_MAX_HDR_LEN) - / float(DATA_FRAME_MAX_SIZE - + 8 /* UDP header */ + 20 /* Ethernet header length */))); -static const size_t MAX_RATE_1GIGE = (size_t)( // bytes/s - 10e9 / 8 * // wire speed multiplied by percentage of packets that is sample data - (float(GE_DATA_FRAME_RECV_SIZE - uhd::usrp::DEVICE3_TX_MAX_HDR_LEN) - / float(GE_DATA_FRAME_RECV_SIZE - + 8 /* UDP header */ + 20 /* Ethernet header length */))); - static constexpr double DEFAULT_EXT_ADC_SELF_TEST_DURATION = 30.0; }}} /* namespace uhd::usrp::x300 */ |