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Diffstat (limited to 'host/lib/usrp/usrp2/mboard_impl.cpp')
-rw-r--r--host/lib/usrp/usrp2/mboard_impl.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp
index 7518d3114..b3b03c11c 100644
--- a/host/lib/usrp/usrp2/mboard_impl.cpp
+++ b/host/lib/usrp/usrp2/mboard_impl.cpp
@@ -67,7 +67,7 @@ usrp2_mboard_impl::usrp2_mboard_impl(
_allowed_decim_and_interp_rates.push_back(i);
}
- //setup the vrt rx registers
+ //init the rx control registers
_iface->poke32(U2_REG_RX_CTRL_NSAMPS_PER_PKT, _io_helper.get_max_recv_samps_per_packet());
_iface->poke32(U2_REG_RX_CTRL_NCHANNELS, 1);
_iface->poke32(U2_REG_RX_CTRL_CLEAR_OVERRUN, 1); //reset
@@ -81,6 +81,11 @@ usrp2_mboard_impl::usrp2_mboard_impl(
_iface->poke32(U2_REG_RX_CTRL_VRT_TRAILER, 0);
_iface->poke32(U2_REG_TIME64_TPS, size_t(get_master_clock_freq()));
+ //init the tx control registers
+ _iface->poke32(U2_REG_TX_CTRL_NUM_CHAN, 0); //1 channel
+ _iface->poke32(U2_REG_TX_CTRL_CLEAR_STATE, 1); //reset
+ _iface->poke32(U2_REG_TX_CTRL_REPORT_SID, 1); //sid 1 (different from rx)
+
//init the ddc
init_ddc_config();