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| author | Thomas Tsou <ttsou@vt.edu> | 2010-08-26 18:42:29 -0700 |
|---|---|---|
| committer | Thomas Tsou <ttsou@vt.edu> | 2010-08-27 11:58:59 -0700 |
| commit | ab068598b62b5c05dc56df0e2a2a54cc0b37cdf2 (patch) | |
| tree | a1e8866e102620060c238da8d42181391d5e49ff | |
| parent | 45d8240f77609914116e743c9ed24fad80288b57 (diff) | |
| download | uhd-ab068598b62b5c05dc56df0e2a2a54cc0b37cdf2.tar.gz uhd-ab068598b62b5c05dc56df0e2a2a54cc0b37cdf2.tar.bz2 uhd-ab068598b62b5c05dc56df0e2a2a54cc0b37cdf2.zip | |
usrp1: Fix DDC rate storage value and comments for multiple channel support
| -rw-r--r-- | host/lib/usrp/usrp1/dsp_impl.cpp | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/host/lib/usrp/usrp1/dsp_impl.cpp b/host/lib/usrp/usrp1/dsp_impl.cpp index ab2eed91c..d5a88fa2d 100644 --- a/host/lib/usrp/usrp1/dsp_impl.cpp +++ b/host/lib/usrp/usrp1/dsp_impl.cpp @@ -78,13 +78,23 @@ void usrp1_impl::rx_dsp_set(const wax::obj &key, const wax::obj &val) switch(key.as<dsp_prop_t>()) { case DSP_PROP_FREQ_SHIFT: { double new_freq = val.as<double>(); - _iface->poke32(FR_RX_FREQ_0, - -dsp_type1::calc_cordic_word_and_update(new_freq, _clock_ctrl->get_master_clock_freq())); - _tx_dsp_freq = new_freq; + boost::uint32_t reg_word = dsp_type1::calc_cordic_word_and_update( + new_freq, _clock_ctrl->get_master_clock_freq()); + + //TODO TODO TODO TODO TODO TODO TODO TODO TODO + // + // Handle multiple receive channels / DDC's + // + //TODO TODO TODO TODO TODO TODO TODO TODO TODO + _iface->poke32(FR_RX_FREQ_0, reg_word); + _iface->poke32(FR_RX_FREQ_1, reg_word); + _iface->poke32(FR_RX_FREQ_2, reg_word); + _iface->poke32(FR_RX_FREQ_3, reg_word); + + _rx_dsp_freq = new_freq; return; } case DSP_PROP_HOST_RATE: { - //FIXME: Stop and resume streaming during set? unsigned int rate = _clock_ctrl->get_master_clock_freq() / val.as<double>(); |