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-rw-r--r--host/lib/usrp/usrp1/dsp_impl.cpp4
-rw-r--r--host/lib/usrp/usrp1/io_impl.cpp3
-rw-r--r--host/lib/usrp/usrp1/mboard_impl.cpp12
-rw-r--r--host/lib/usrp/usrp1/usrp1_ctrl.cpp4
-rw-r--r--host/lib/usrp/usrp1/usrp1_ctrl.hpp5
-rw-r--r--host/lib/usrp/usrp1/usrp1_impl.cpp2
-rw-r--r--host/lib/usrp/usrp1/usrp1_impl.hpp39
7 files changed, 60 insertions, 9 deletions
diff --git a/host/lib/usrp/usrp1/dsp_impl.cpp b/host/lib/usrp/usrp1/dsp_impl.cpp
index 9f1e4975a..1679c0470 100644
--- a/host/lib/usrp/usrp1/dsp_impl.cpp
+++ b/host/lib/usrp/usrp1/dsp_impl.cpp
@@ -113,7 +113,9 @@ void usrp1_impl::rx_dsp_set(const wax::obj &key_, const wax::obj &val, size_t wh
//TODO Poll every 100ms. Make it selectable?
_rx_samps_per_poll_interval = size_t(0.1 * _clock_ctrl->get_master_clock_freq() / rate);
+ bool s = this->disable_rx();
_iface->poke32(FR_DECIM_RATE, _rx_dsp_decim/2 - 1);
+ this->restore_rx(s);
}
return;
@@ -212,7 +214,9 @@ void usrp1_impl::tx_dsp_set(const wax::obj &key_, const wax::obj &val, size_t wh
//TODO Poll every 100ms. Make it selectable?
_tx_samps_per_poll_interval = size_t(0.1 * _clock_ctrl->get_master_clock_freq() * 2 / rate);
+ bool s = this->disable_tx();
_iface->poke32(FR_INTERP_RATE, _tx_dsp_interp / 4 - 1);
+ this->restore_tx(s);
return;
}
default: UHD_THROW_PROP_SET_ERROR();
diff --git a/host/lib/usrp/usrp1/io_impl.cpp b/host/lib/usrp/usrp1/io_impl.cpp
index 22d078e70..7252ac587 100644
--- a/host/lib/usrp/usrp1/io_impl.cpp
+++ b/host/lib/usrp/usrp1/io_impl.cpp
@@ -240,12 +240,13 @@ void usrp1_impl::io_init(void){
boost::bind(&usrp1_impl::rx_stream_on_off, this, _1)
);
+ this->enable_tx(true); //always enabled
rx_stream_on_off(false);
_io_impl->flush_send_buff();
}
void usrp1_impl::rx_stream_on_off(bool enb){
- return _iface->write_firmware_cmd(VRQ_FPGA_SET_RX_ENABLE, enb, 0, 0, 0);
+ this->enable_rx(enb);
//drain any junk in the receive transport after stop streaming command
while(not enb and _data_transport->get_recv_buff().get() != NULL){
/* NOP */
diff --git a/host/lib/usrp/usrp1/mboard_impl.cpp b/host/lib/usrp/usrp1/mboard_impl.cpp
index cd04e7351..d6f6832a4 100644
--- a/host/lib/usrp/usrp1/mboard_impl.cpp
+++ b/host/lib/usrp/usrp1/mboard_impl.cpp
@@ -339,7 +339,7 @@ void usrp1_impl::mboard_set(const wax::obj &key, const wax::obj &val)
//handle the get request conditioned on the key
switch(key.as<mboard_prop_t>()){
- case MBOARD_PROP_RX_SUBDEV_SPEC:
+ case MBOARD_PROP_RX_SUBDEV_SPEC:{
_rx_subdev_spec = val.as<subdev_spec_t>();
if (_rx_subdev_spec.size() > this->get_num_ddcs()){
throw uhd::value_error(str(boost::format(
@@ -349,10 +349,12 @@ void usrp1_impl::mboard_set(const wax::obj &key, const wax::obj &val)
}
verify_rx_subdev_spec(_rx_subdev_spec, _mboard_proxy->get_link());
//set the mux and set the number of rx channels
+ bool s = this->disable_rx();
_iface->poke32(FR_RX_MUX, calc_rx_mux(_rx_subdev_spec, _mboard_proxy->get_link()));
- return;
+ this->restore_rx(s);
+ }return;
- case MBOARD_PROP_TX_SUBDEV_SPEC:
+ case MBOARD_PROP_TX_SUBDEV_SPEC:{
_tx_subdev_spec = val.as<subdev_spec_t>();
if (_tx_subdev_spec.size() > this->get_num_ducs()){
throw uhd::value_error(str(boost::format(
@@ -362,8 +364,10 @@ void usrp1_impl::mboard_set(const wax::obj &key, const wax::obj &val)
}
verify_tx_subdev_spec(_tx_subdev_spec, _mboard_proxy->get_link());
//set the mux and set the number of tx channels
+ bool s = this->disable_tx();
_iface->poke32(FR_TX_MUX, calc_tx_mux(_tx_subdev_spec, _mboard_proxy->get_link()));
- return;
+ this->restore_tx(s);
+ }return;
case MBOARD_PROP_EEPROM_MAP:
// Step1: commit the map, writing only those values set.
diff --git a/host/lib/usrp/usrp1/usrp1_ctrl.cpp b/host/lib/usrp/usrp1/usrp1_ctrl.cpp
index 96dc5d80c..2e6f6e014 100644
--- a/host/lib/usrp/usrp1/usrp1_ctrl.cpp
+++ b/host/lib/usrp/usrp1/usrp1_ctrl.cpp
@@ -210,10 +210,6 @@ public:
usrp_tx_reset(true);
usrp_rx_reset(false);
usrp_tx_reset(false);
-
- //enable
- //usrp_rx_enable(true); //dont enable, enable means dont work
- //usrp_tx_enable(true);
}
void usrp_load_fpga(std::string filestring)
diff --git a/host/lib/usrp/usrp1/usrp1_ctrl.hpp b/host/lib/usrp/usrp1/usrp1_ctrl.hpp
index 970ca2951..a6e4ffba7 100644
--- a/host/lib/usrp/usrp1/usrp1_ctrl.hpp
+++ b/host/lib/usrp/usrp1/usrp1_ctrl.hpp
@@ -108,6 +108,11 @@ public:
unsigned char *buf,
boost::uint16_t len) = 0;
+ //! enable/disable the rx path
+ virtual void usrp_rx_enable(bool on) = 0;
+
+ //! enable/disable the tx path
+ virtual void usrp_tx_enable(bool on) = 0;
};
#endif /* INCLUDED_USRP_CTRL_HPP */
diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp
index 57aae1b58..b1fa986d1 100644
--- a/host/lib/usrp/usrp1/usrp1_impl.cpp
+++ b/host/lib/usrp/usrp1/usrp1_impl.cpp
@@ -209,6 +209,8 @@ usrp1_impl::usrp1_impl(uhd::transport::usb_zero_copy::sptr data_transport,
}
usrp1_impl::~usrp1_impl(void){
+ UHD_SAFE_CALL(this->enable_rx(false);)
+ UHD_SAFE_CALL(this->enable_tx(false);)
//Safely destruct all RAII objects in a device.
//This prevents the mboard deconstructor from throwing,
//which allows the device to be safely deconstructed.
diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp
index f53894b29..69ad9b0a0 100644
--- a/host/lib/usrp/usrp1/usrp1_impl.hpp
+++ b/host/lib/usrp/usrp1/usrp1_impl.hpp
@@ -205,6 +205,45 @@ private:
size_t get_num_ddcs(void);
bool has_rx_halfband(void);
bool has_tx_halfband(void);
+
+ //handle the enables
+ bool _rx_enabled, _tx_enabled;
+ void enable_rx(bool enb){
+ _rx_enabled = enb;
+ _ctrl_transport->usrp_rx_enable(enb);
+ }
+ void enable_tx(bool enb){
+ _tx_enabled = enb;
+ _ctrl_transport->usrp_tx_enable(enb);
+ }
+
+ //conditionally disable and enable rx
+ bool disable_rx(void){
+ if (_rx_enabled){
+ enable_rx(false);
+ return true;
+ }
+ return false;
+ }
+ void restore_rx(bool last){
+ if (last != _rx_enabled){
+ enable_rx(last);
+ }
+ }
+
+ //conditionally disable and enable tx
+ bool disable_tx(void){
+ if (_tx_enabled){
+ enable_tx(false);
+ return true;
+ }
+ return false;
+ }
+ void restore_tx(bool last){
+ if (last != _tx_enabled){
+ enable_tx(last);
+ }
+ }
};
#endif /* INCLUDED_USRP1_IMPL_HPP */