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-rw-r--r--host/lib/usrp/dboard/twinrx/twinrx_ctrl.cpp38
-rw-r--r--host/lib/usrp/dboard/twinrx/twinrx_ctrl.hpp2
2 files changed, 15 insertions, 25 deletions
diff --git a/host/lib/usrp/dboard/twinrx/twinrx_ctrl.cpp b/host/lib/usrp/dboard/twinrx/twinrx_ctrl.cpp
index 55b74753c..0b7c8674c 100644
--- a/host/lib/usrp/dboard/twinrx/twinrx_ctrl.cpp
+++ b/host/lib/usrp/dboard/twinrx/twinrx_ctrl.cpp
@@ -20,7 +20,9 @@ using namespace dboard::twinrx;
namespace {
typedef twinrx_cpld_regmap rm;
- uint32_t bool2bin(bool x) { return x ? 1 : 0; }
+ typedef enum { LO1, LO2 } lo_t;
+
+ inline uint32_t bool2bin(bool x) { return x ? 1 : 0; }
const double TWINRX_DESIRED_REFERENCE_FREQ = 50e6;
const double TWINRX_REV_AB_PFD_FREQ = 6.25e6;
@@ -75,6 +77,7 @@ public:
set_lo2_export_source(LO_EXPORT_DISABLED, false);
set_antenna_mapping(ANTX_NATIVE, false);
set_crossover_cal_mode(CAL_DISABLED, false);
+ _cpld_regs->flush();
//Turn on power and wait for power good
_gpio_iface->set_field(twinrx_gpio::FIELD_SWPS_EN, 1);
@@ -513,19 +516,14 @@ private: //Functions
ch1_enabled || (ch2_enabled && (ch2_lo1_src == LO_EXTERNAL || ch2_lo1_src == LO_REIMPORT))));
}
- void _config_lo1_route(lo_config_route_t source)
+ void _config_lo_route(lo_t lo, channel_t channel)
{
//Route SPI LEs through CPLD (will not assert them)
- _cpld_regs->rf0_reg2.set(rm::rf0_reg2_t::LO1_LE_CH1, bool2bin(source==LO_CONFIG_CH1||source==LO_CONFIG_BOTH));
- _cpld_regs->rf0_reg2.set(rm::rf0_reg2_t::LO1_LE_CH2, bool2bin(source==LO_CONFIG_CH2||source==LO_CONFIG_BOTH));
+ _cpld_regs->rf0_reg2.set(rm::rf0_reg2_t::LO1_LE_CH1, bool2bin(lo == LO1 and (channel == CH1 or channel == BOTH)));
+ _cpld_regs->rf0_reg2.set(rm::rf0_reg2_t::LO1_LE_CH2, bool2bin(lo == LO1 and (channel == CH2 or channel == BOTH)));
_cpld_regs->rf0_reg2.flush();
- }
-
- void _config_lo2_route(lo_config_route_t source)
- {
- //Route SPI LEs through CPLD (will not assert them)
- _cpld_regs->if0_reg2.set(rm::if0_reg2_t::LO2_LE_CH1, bool2bin(source==LO_CONFIG_CH1||source==LO_CONFIG_BOTH));
- _cpld_regs->if0_reg2.set(rm::if0_reg2_t::LO2_LE_CH2, bool2bin(source==LO_CONFIG_CH2||source==LO_CONFIG_BOTH));
+ _cpld_regs->if0_reg2.set(rm::if0_reg2_t::LO2_LE_CH1, bool2bin(lo == LO2 and (channel == CH1 or channel == BOTH)));
+ _cpld_regs->if0_reg2.set(rm::if0_reg2_t::LO2_LE_CH2, bool2bin(lo == LO2 and (channel == CH2 or channel == BOTH)));
_cpld_regs->if0_reg2.flush();
}
@@ -571,7 +569,7 @@ private: //Functions
_lo1_enable[size_t(CH1)].get() == _lo1_enable[size_t(CH2)].get();
if (simultaneous_commit_lo1) {
- _config_lo1_route(LO_CONFIG_BOTH);
+ _config_lo_route(LO1, BOTH);
//Only commit one of the channels. The route LO_CONFIG_BOTH
//will ensure that the LEs for both channels are enabled
_lo1_iface[size_t(CH1)]->commit();
@@ -579,21 +577,18 @@ private: //Functions
_lo1_freq[size_t(CH2)].mark_clean();
_lo1_enable[size_t(CH1)].mark_clean();
_lo1_enable[size_t(CH2)].mark_clean();
- _config_lo1_route(LO_CONFIG_NONE);
} else {
if (_lo1_freq[size_t(CH1)].is_dirty() || _lo1_enable[size_t(CH1)].is_dirty()) {
- _config_lo1_route(LO_CONFIG_CH1);
+ _config_lo_route(LO1, CH1);
_lo1_iface[size_t(CH1)]->commit();
_lo1_freq[size_t(CH1)].mark_clean();
_lo1_enable[size_t(CH1)].mark_clean();
- _config_lo1_route(LO_CONFIG_NONE);
}
if (_lo1_freq[size_t(CH2)].is_dirty() || _lo1_enable[size_t(CH2)].is_dirty()) {
- _config_lo1_route(LO_CONFIG_CH2);
+ _config_lo_route(LO1, CH2);
_lo1_iface[size_t(CH2)]->commit();
_lo1_freq[size_t(CH2)].mark_clean();
_lo1_enable[size_t(CH2)].mark_clean();
- _config_lo1_route(LO_CONFIG_NONE);
}
}
@@ -604,7 +599,7 @@ private: //Functions
_lo2_enable[size_t(CH1)].get() == _lo2_enable[size_t(CH2)].get();
if (simultaneous_commit_lo2) {
- _config_lo2_route(LO_CONFIG_BOTH);
+ _config_lo_route(LO2, BOTH);
//Only commit one of the channels. The route LO_CONFIG_BOTH
//will ensure that the LEs for both channels are enabled
_lo2_iface[size_t(CH1)]->commit();
@@ -612,21 +607,18 @@ private: //Functions
_lo2_freq[size_t(CH2)].mark_clean();
_lo2_enable[size_t(CH1)].mark_clean();
_lo2_enable[size_t(CH2)].mark_clean();
- _config_lo2_route(LO_CONFIG_NONE);
} else {
if (_lo2_freq[size_t(CH1)].is_dirty() || _lo2_enable[size_t(CH1)].is_dirty()) {
- _config_lo2_route(LO_CONFIG_CH1);
+ _config_lo_route(LO2, CH1);
_lo2_iface[size_t(CH1)]->commit();
_lo2_freq[size_t(CH1)].mark_clean();
_lo2_enable[size_t(CH1)].mark_clean();
- _config_lo2_route(LO_CONFIG_NONE);
}
if (_lo2_freq[size_t(CH2)].is_dirty() || _lo2_enable[size_t(CH2)].is_dirty()) {
- _config_lo2_route(LO_CONFIG_CH2);
+ _config_lo_route(LO2, CH2);
_lo2_iface[size_t(CH2)]->commit();
_lo2_freq[size_t(CH2)].mark_clean();
_lo2_enable[size_t(CH2)].mark_clean();
- _config_lo2_route(LO_CONFIG_NONE);
}
}
}
diff --git a/host/lib/usrp/dboard/twinrx/twinrx_ctrl.hpp b/host/lib/usrp/dboard/twinrx/twinrx_ctrl.hpp
index d69fa1b0f..a96abf879 100644
--- a/host/lib/usrp/dboard/twinrx/twinrx_ctrl.hpp
+++ b/host/lib/usrp/dboard/twinrx/twinrx_ctrl.hpp
@@ -41,8 +41,6 @@ public:
enum antenna_mapping_t { ANTX_NATIVE, ANT1_SHARED, ANT2_SHARED, ANTX_SWAPPED, ANTX_DISABLED };
- enum lo_config_route_t { LO_CONFIG_CH1, LO_CONFIG_CH2, LO_CONFIG_BOTH, LO_CONFIG_NONE };
-
enum cal_mode_t { CAL_DISABLED, CAL_CH1, CAL_CH2 };
virtual void commit() = 0;