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Diffstat (limited to 'host/lib/usrp/usrp2/usrp2_impl.cpp')
-rw-r--r--host/lib/usrp/usrp2/usrp2_impl.cpp36
1 files changed, 25 insertions, 11 deletions
diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp
index c3bbe4d65..f910999d4 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -197,24 +197,36 @@ static device_addrs_t usrp2_find(const device_addr_t &hint_){
* Make
**********************************************************************/
static device::sptr usrp2_make(const device_addr_t &device_addr){
-sep_indexed_dev_addrs(device_addr);
+
+ //setup the dsp transport hints (default to a large recv buff)
+ device_addr_t dsp_xport_hints = device_addr;
+ if (not dsp_xport_hints.has_key("recv_buff_size")){
+ //set to half-a-second of buffering at max rate
+ dsp_xport_hints["recv_buff_size"] = "50e6";
+ }
+
//create a ctrl and data transport for each address
std::vector<udp_simple::sptr> ctrl_transports;
std::vector<zero_copy_if::sptr> data_transports;
+ std::vector<zero_copy_if::sptr> err0_transports;
+ const device_addrs_t device_addrs = sep_indexed_dev_addrs(device_addr);
- BOOST_FOREACH(const device_addr_t &dev_addr_i, sep_indexed_dev_addrs(device_addr)){
+ BOOST_FOREACH(const device_addr_t &dev_addr_i, device_addrs){
ctrl_transports.push_back(udp_simple::make_connected(
dev_addr_i["addr"], num2str(USRP2_UDP_CTRL_PORT)
));
data_transports.push_back(udp_zero_copy::make(
- dev_addr_i["addr"], num2str(USRP2_UDP_DATA_PORT), device_addr
+ dev_addr_i["addr"], num2str(USRP2_UDP_DATA_PORT), dsp_xport_hints
+ ));
+ err0_transports.push_back(udp_zero_copy::make(
+ dev_addr_i["addr"], num2str(USRP2_UDP_ERR0_PORT), device_addr_t()
));
}
//create the usrp2 implementation guts
- return device::sptr(
- new usrp2_impl(ctrl_transports, data_transports, device_addr)
- );
+ return device::sptr(new usrp2_impl(
+ ctrl_transports, data_transports, err0_transports, device_addrs
+ ));
}
UHD_STATIC_BLOCK(register_usrp2_device){
@@ -227,9 +239,11 @@ UHD_STATIC_BLOCK(register_usrp2_device){
usrp2_impl::usrp2_impl(
std::vector<udp_simple::sptr> ctrl_transports,
std::vector<zero_copy_if::sptr> data_transports,
- const device_addr_t &flow_control_hints
+ std::vector<zero_copy_if::sptr> err0_transports,
+ const device_addrs_t &device_args
):
- _data_transports(data_transports)
+ _data_transports(data_transports),
+ _err0_transports(err0_transports)
{
//setup rx otw type
_rx_otw_type.width = 16;
@@ -244,11 +258,11 @@ usrp2_impl::usrp2_impl(
//!!!!! set the otw type here before continuing, its used below
//create a new mboard handler for each control transport
- for(size_t i = 0; i < ctrl_transports.size(); i++){
+ for(size_t i = 0; i < device_args.size(); i++){
_mboards.push_back(usrp2_mboard_impl::sptr(new usrp2_mboard_impl(
i, ctrl_transports[i], data_transports[i],
- this->get_max_recv_samps_per_packet(),
- flow_control_hints
+ err0_transports[i], device_args[i],
+ this->get_max_recv_samps_per_packet()
)));
//use an empty name when there is only one mboard
std::string name = (ctrl_transports.size() > 1)? boost::lexical_cast<std::string>(i) : "";