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-rw-r--r--host/lib/usrp/simple_usrp.cpp8
-rw-r--r--host/lib/usrp/usrp2/dboard_iface.cpp20
2 files changed, 28 insertions, 0 deletions
diff --git a/host/lib/usrp/simple_usrp.cpp b/host/lib/usrp/simple_usrp.cpp
index 60b25a647..e573d0fc0 100644
--- a/host/lib/usrp/simple_usrp.cpp
+++ b/host/lib/usrp/simple_usrp.cpp
@@ -168,6 +168,10 @@ public:
return _rx_subdev()[SUBDEV_PROP_RSSI].as<float>();
}
+ dboard_iface::sptr get_rx_dboard_iface(void){
+ return _rx_dboard()[DBOARD_PROP_DBOARD_IFACE].as<dboard_iface::sptr>();
+ }
+
/*******************************************************************
* TX methods
******************************************************************/
@@ -232,6 +236,10 @@ public:
return _tx_subdev()[SUBDEV_PROP_LO_LOCKED].as<bool>();
}
+ dboard_iface::sptr get_tx_dboard_iface(void){
+ return _tx_dboard()[DBOARD_PROP_DBOARD_IFACE].as<dboard_iface::sptr>();
+ }
+
private:
device::sptr _dev;
wax::obj _mboard(void){
diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp
index 8bded1ea3..f6d2b718a 100644
--- a/host/lib/usrp/usrp2/dboard_iface.cpp
+++ b/host/lib/usrp/usrp2/dboard_iface.cpp
@@ -51,6 +51,7 @@ public:
void set_atr_reg(unit_t, atr_reg_t, boost::uint16_t);
void set_gpio_ddr(unit_t, boost::uint16_t);
void write_gpio(unit_t, boost::uint16_t);
+ void set_gpio_debug(unit_t, int);
boost::uint16_t read_gpio(unit_t);
void write_i2c(boost::uint8_t, const byte_vector_t &);
@@ -219,6 +220,25 @@ void usrp2_dboard_iface::set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_t
_iface->poke16(unit_to_atr_to_addr[unit][atr], value);
}
+void usrp2_dboard_iface::set_gpio_debug(unit_t unit, int which){
+ this->set_gpio_ddr(unit, 0xffff); //all outputs
+
+ //calculate the new selection mux setting
+ boost::uint32_t new_sels = 0x0;
+ int sel = (which == 0)?
+ U2_FLAG_GPIO_SEL_DEBUG_0:
+ U2_FLAG_GPIO_SEL_DEBUG_1;
+ for(size_t i = 0; i < 16; i++){
+ new_sels |= sel << (i*2);
+ }
+
+ //write the selection mux value to register
+ switch(unit){
+ case UNIT_RX: _iface->poke32(U2_REG_GPIO_RX_SEL, new_sels); return;
+ case UNIT_TX: _iface->poke32(U2_REG_GPIO_TX_SEL, new_sels); return;
+ }
+}
+
/***********************************************************************
* SPI
**********************************************************************/