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Diffstat (limited to 'host/lib/usrp/usrp2/mboard_impl.cpp')
-rw-r--r--host/lib/usrp/usrp2/mboard_impl.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp
index 938bf8466..133e6f989 100644
--- a/host/lib/usrp/usrp2/mboard_impl.cpp
+++ b/host/lib/usrp/usrp2/mboard_impl.cpp
@@ -75,6 +75,7 @@ usrp2_mboard_impl::usrp2_mboard_impl(
_iface->poke32(_iface->regs.rx_ctrl_nchannels, 1);
_iface->poke32(_iface->regs.rx_ctrl_clear_overrun, 1); //reset
_iface->poke32(_iface->regs.rx_ctrl_vrt_header, 0
+
| (0x1 << 28) //if data with stream id
| (0x1 << 26) //has trailer
| (0x3 << 22) //integer time other
@@ -84,6 +85,11 @@ usrp2_mboard_impl::usrp2_mboard_impl(
_iface->poke32(_iface->regs.rx_ctrl_vrt_trailer, 0);
_iface->poke32(_iface->regs.time64_tps, size_t(get_master_clock_freq()));
+ //init the tx control registers
+ _iface->poke32(_iface->regs.tx_ctrl_num_chan, 0); //1 channel
+ _iface->poke32(_iface->regs.tx_ctrl_clear_state, 1); //reset
+ _iface->poke32(_iface->regs.tx_ctrl_report_sid, 1); //sid 1 (different from rx)
+
//init the ddc
init_ddc_config();