diff options
Diffstat (limited to 'host')
| -rw-r--r-- | host/lib/usrp/usrp_e/dboard_iface.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/host/lib/usrp/usrp_e/dboard_iface.cpp b/host/lib/usrp/usrp_e/dboard_iface.cpp index c9efd0c9e..1bd177f60 100644 --- a/host/lib/usrp/usrp_e/dboard_iface.cpp +++ b/host/lib/usrp/usrp_e/dboard_iface.cpp @@ -67,6 +67,7 @@ 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 &); @@ -193,6 +194,29 @@ void usrp_e_dboard_iface::set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_ _iface->poke16(unit_to_atr_to_addr[unit][atr], value); } +void usrp_e_dboard_iface::set_gpio_debug(unit_t unit, int which){ + //set this unit to all outputs + this->set_gpio_ddr(unit, 0xffff); + + //calculate the debug selections + boost::uint32_t dbg_sels = 0x0; + int sel = (which == 0)? GPIO_SEL_DEBUG_0 : GPIO_SEL_DEBUG_1; + for(size_t i = 0; i < 16; i++) dbg_sels |= sel << i; + + //set the debug on and which debug selection + switch(unit){ + case UNIT_RX: + _iface->poke16(UE_REG_GPIO_RX_DBG, 0xffff); + _iface->poke16(UE_REG_GPIO_RX_SEL, dbg_sels); + return; + + case UNIT_TX: + _iface->poke16(UE_REG_GPIO_TX_DBG, 0xffff); + _iface->poke16(UE_REG_GPIO_TX_SEL, dbg_sels); + return; + } +} + /*********************************************************************** * SPI **********************************************************************/ |