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-rw-r--r--host/lib/usrp/usrp_e100/clock_ctrl.cpp275
-rw-r--r--host/lib/usrp/usrp_e100/clock_ctrl.hpp7
-rw-r--r--host/lib/usrp/usrp_e100/usrp_e100_regs.hpp86
3 files changed, 268 insertions, 100 deletions
diff --git a/host/lib/usrp/usrp_e100/clock_ctrl.cpp b/host/lib/usrp/usrp_e100/clock_ctrl.cpp
index 1fb1a7125..dd7f8507b 100644
--- a/host/lib/usrp/usrp_e100/clock_ctrl.cpp
+++ b/host/lib/usrp/usrp_e100/clock_ctrl.cpp
@@ -1,5 +1,5 @@
//
-// Copyright 2010 Ettus Research LLC
+// Copyright 2010-2011 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
@@ -22,11 +22,25 @@
#include "usrp_e100_regs.hpp" //spi slave constants
#include <boost/assign/list_of.hpp>
#include <boost/foreach.hpp>
+#include <boost/format.hpp>
+#include <boost/operators.hpp>
+#include <boost/math/common_factor_rt.hpp> //gcd
+#include <algorithm>
#include <utility>
#include <iostream>
using namespace uhd;
+/***********************************************************************
+ * Constants
+ **********************************************************************/
+static const bool ENABLE_THE_TEST_OUT = false;
+static const double REFERENCE_INPUT_RATE = 10e6;
+static const double DEFAULT_OUTPUT_RATE = 64e6;
+
+/***********************************************************************
+ * Helpers
+ **********************************************************************/
template <typename div_type, typename bypass_type> static void set_clock_divider(
size_t divider, div_type &low, div_type &high, bypass_type &bypass
){
@@ -36,24 +50,80 @@ template <typename div_type, typename bypass_type> static void set_clock_divider
}
/***********************************************************************
- * Constants
+ * Clock rate calculation stuff:
+ * Using the internal VCO between 1400 and 1800 MHz
**********************************************************************/
-static const bool enable_test_clock = false;
-static const size_t ref_clock_doubler = 2; //enabled below
-static const double ref_clock_rate = 10e6 * ref_clock_doubler;
+struct clock_settings_type : boost::totally_ordered<clock_settings_type>{
+ size_t ref_clock_doubler, r_counter, a_counter, b_counter, prescaler, vco_divider, chan_divider;
+ size_t get_n_counter(void) const{return prescaler * b_counter + a_counter;}
+ double get_ref_rate(void) const{return REFERENCE_INPUT_RATE * ref_clock_doubler;}
+ double get_vco_rate(void) const{return get_ref_rate()/r_counter * get_n_counter();}
+ double get_chan_rate(void) const{return get_vco_rate()/vco_divider;}
+ double get_out_rate(void) const{return get_chan_rate()/chan_divider;}
+ std::string to_pp_string(void) const{
+ return str(boost::format(
+ " r_counter: %d\n"
+ " a_counter: %d\n"
+ " b_counter: %d\n"
+ " prescaler: %d\n"
+ " vco_divider: %d\n"
+ " chan_divider: %d\n"
+ " vco_rate: %fMHz\n"
+ " chan_rate: %fMHz\n"
+ " out_rate: %fMHz\n"
+ )
+ % r_counter
+ % a_counter
+ % b_counter
+ % prescaler
+ % vco_divider
+ % chan_divider
+ % (get_vco_rate()/1e6)
+ % (get_chan_rate()/1e6)
+ % (get_out_rate()/1e6)
+ );
+ }
+};
-static const size_t r_counter = 1;
-static const size_t a_counter = 0;
-static const size_t b_counter = 20 / ref_clock_doubler;
-static const size_t prescaler = 8; //set below with enum, set to 8 when input is under 2400 MHz
-static const size_t vco_divider = 5; //set below with enum
+bool operator<(const clock_settings_type &lhs, const clock_settings_type &rhs){
+ if (lhs.get_out_rate() != rhs.get_out_rate()) //sort small to large out rates
+ return lhs.get_out_rate() < rhs.get_out_rate();
-static const size_t n_counter = prescaler * b_counter + a_counter;
-static const size_t vco_clock_rate = ref_clock_rate/r_counter * n_counter; //between 1400 and 1800 MHz
-static const double master_clock_rate = vco_clock_rate/vco_divider;
+ if (lhs.r_counter != rhs.r_counter) //sort small to large r dividers
+ return lhs.r_counter < rhs.r_counter;
+
+ if (lhs.get_vco_rate() != rhs.get_vco_rate()) //sort large to small vco rates
+ return lhs.get_vco_rate() > rhs.get_vco_rate();
+
+ return false; //whatever case
+}
-static const size_t fpga_clock_divider = size_t(master_clock_rate/64e6);
-static const size_t codec_clock_divider = size_t(master_clock_rate/64e6);
+static std::vector<clock_settings_type> _get_clock_settings(void){
+ std::vector<clock_settings_type> clock_settings;
+
+ clock_settings_type cs;
+ cs.ref_clock_doubler = 2; //always doubling
+ cs.prescaler = 8; //set to 8 when input is under 2400 MHz
+
+ for (cs.r_counter = 1; cs.r_counter <= 3; cs.r_counter++){
+ for (cs.b_counter = 3; cs.b_counter <= 10; cs.b_counter++){
+ for (cs.a_counter = 0; cs.a_counter <= 10; cs.a_counter++){
+ for (cs.vco_divider = 2; cs.vco_divider <= 6; cs.vco_divider++){
+ for (cs.chan_divider = 1; cs.chan_divider <= 32; cs.chan_divider++){
+ if (cs.get_vco_rate() > 1800e6) continue;
+ if (cs.get_vco_rate() < 1400e6) continue;
+ if (cs.get_out_rate() < 32e6) continue; //lowest we allow for GPMC interface
+ clock_settings.push_back(cs);
+ }}}}}
+
+ std::sort(clock_settings.begin(), clock_settings.end());
+ return clock_settings;
+}
+
+static std::vector<clock_settings_type> &get_clock_settings(void){
+ static std::vector<clock_settings_type> clock_settings = _get_clock_settings();
+ return clock_settings;
+}
/***********************************************************************
* Clock Control Implementation
@@ -62,35 +132,70 @@ class usrp_e100_clock_ctrl_impl : public usrp_e100_clock_ctrl{
public:
usrp_e100_clock_ctrl_impl(usrp_e100_iface::sptr iface){
_iface = iface;
+ _chan_rate = 0.0;
+ _out_rate = 0.0;
//init the clock gen registers
//Note: out0 should already be clocking the FPGA or this isnt going to work
_ad9522_regs.sdo_active = ad9522_regs_t::SDO_ACTIVE_SDO_SDIO;
_ad9522_regs.enable_clock_doubler = 1; //enable ref clock doubler
_ad9522_regs.enb_stat_eeprom_at_stat_pin = 0; //use status pin
- _ad9522_regs.status_pin_control = 0x1; //n divider
+ _ad9522_regs.status_pin_control = 0x2; //r divider
_ad9522_regs.ld_pin_control = 0x00; //dld
_ad9522_regs.refmon_pin_control = 0x12; //show ref2
+ _ad9522_regs.lock_detect_counter = ad9522_regs_t::LOCK_DETECT_COUNTER_255CYC;
- _ad9522_regs.enable_ref2 = 1;
- _ad9522_regs.enable_ref1 = 0;
- _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF2;
+ this->use_internal_ref();
+
+ this->set_fpga_clock_rate(DEFAULT_OUTPUT_RATE); //initialize to something
+
+ this->enable_test_clock(ENABLE_THE_TEST_OUT);
+ this->enable_rx_dboard_clock(false);
+ this->enable_tx_dboard_clock(false);
+ }
+
+ ~usrp_e100_clock_ctrl_impl(void){
+ this->enable_test_clock(ENABLE_THE_TEST_OUT);
+ this->enable_rx_dboard_clock(false);
+ this->enable_tx_dboard_clock(false);
+ }
- _ad9522_regs.set_r_counter(r_counter);
- _ad9522_regs.a_counter = a_counter;
- _ad9522_regs.set_b_counter(b_counter);
+ /***********************************************************************
+ * Clock rate control:
+ * - set clock rate w/ internal VCO
+ * - set clock rate w/ external VCXO
+ **********************************************************************/
+ void set_clock_settings_with_internal_vco(const clock_settings_type &cs){
+ //set the rates to private variables so the implementation knows!
+ _chan_rate = cs.get_chan_rate();
+ _out_rate = cs.get_out_rate();
+
+ _ad9522_regs.enable_clock_doubler = (cs.ref_clock_doubler == 2)? 1 : 0;
+
+ _ad9522_regs.set_r_counter(cs.r_counter);
+ _ad9522_regs.a_counter = cs.a_counter;
+ _ad9522_regs.set_b_counter(cs.b_counter);
+ UHD_ASSERT_THROW(cs.prescaler == 8); //assumes this below:
_ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV8_9;
_ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL;
_ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA;
_ad9522_regs.vco_calibration_now = 1; //calibrate it!
- _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV5;
+ _ad9522_regs.bypass_vco_divider = 0;
+ switch(cs.vco_divider){
+ case 1: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV1; break;
+ case 2: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV2; break;
+ case 3: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV3; break;
+ case 4: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV4; break;
+ case 5: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV5; break;
+ case 6: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV6; break;
+ }
_ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_VCO;
//setup fpga master clock
_ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS;
- set_clock_divider(fpga_clock_divider,
+ set_clock_divider(cs.chan_divider,
_ad9522_regs.divider0_low_cycles,
_ad9522_regs.divider0_high_cycles,
_ad9522_regs.divider0_bypass
@@ -98,52 +203,82 @@ public:
//setup codec clock
_ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS;
- set_clock_divider(codec_clock_divider,
+ set_clock_divider(cs.chan_divider,
_ad9522_regs.divider1_low_cycles,
_ad9522_regs.divider1_high_cycles,
_ad9522_regs.divider1_bypass
);
- //setup test clock (same divider as codec clock)
- _ad9522_regs.out4_format = ad9522_regs_t::OUT4_FORMAT_CMOS;
- _ad9522_regs.out4_cmos_configuration = (enable_test_clock)?
- ad9522_regs_t::OUT4_CMOS_CONFIGURATION_A_ON :
- ad9522_regs_t::OUT4_CMOS_CONFIGURATION_OFF;
+ this->send_all_regs();
+ }
- //setup a list of register ranges to write
- typedef std::pair<boost::uint16_t, boost::uint16_t> range_t;
- static const std::vector<range_t> ranges = boost::assign::list_of
- (range_t(0x000, 0x000)) (range_t(0x010, 0x01F))
- (range_t(0x0F0, 0x0FD)) (range_t(0x190, 0x19B))
- (range_t(0x1E0, 0x1E1)) (range_t(0x230, 0x230))
- ;
+ void set_clock_settings_with_external_vcxo(double rate){
+ //set the rates to private variables so the implementation knows!
+ _chan_rate = rate;
+ _out_rate = rate;
- //write initial register values and latch/update
- BOOST_FOREACH(const range_t &range, ranges){
- for(boost::uint16_t addr = range.first; addr <= range.second; addr++){
- this->send_reg(addr);
+ _ad9522_regs.enable_clock_doubler = 1; //doubler always on
+ const double ref_rate = REFERENCE_INPUT_RATE*2;
+
+ //bypass prescaler such that N = B
+ long gcd = boost::math::gcd(long(ref_rate), long(rate));
+ _ad9522_regs.set_r_counter(int(ref_rate/gcd));
+ _ad9522_regs.a_counter = 0;
+ _ad9522_regs.set_b_counter(int(rate/gcd));
+ _ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV1;
+
+ //setup external vcxo
+ _ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL;
+ _ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA;
+ _ad9522_regs.bypass_vco_divider = 1;
+ _ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_EXTERNAL;
+
+ //setup fpga master clock
+ _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS;
+ _ad9522_regs.divider0_bypass = 1;
+
+ //setup codec clock
+ _ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS;
+ _ad9522_regs.divider1_bypass = 1;
+
+ this->send_all_regs();
+ }
+
+ void set_fpga_clock_rate(double rate){
+ if (_out_rate == rate) return;
+
+ if (rate == 61.44e6){
+ set_clock_settings_with_external_vcxo(rate);
+ }
+ else{
+ BOOST_FOREACH(const clock_settings_type &cs, get_clock_settings()){
+ //std::cout << cs.to_pp_string() << std::endl;
+ if (rate != cs.get_out_rate()) continue;
+ std::cout << "USRP-E100 clock control:" << std::endl << cs.to_pp_string() << std::endl;
+ set_clock_settings_with_internal_vco(cs);
+ return; //done here, exits loop
}
+ throw std::runtime_error(str(boost::format(
+ "USRP-E100 clock control: could not find settings for clock rate %fMHz"
+ ) % (rate/1e6)));
}
- this->latch_regs();
- //test read:
- //boost::uint32_t reg = _ad9522_regs.get_read_reg(0x01b);
- //boost::uint32_t result = _iface->transact_spi(
- // UE_SPI_SS_AD9522,
- // spi_config_t::EDGE_RISE,
- // reg, 24, true /*no*/
- //);
- //std::cout << "result " << std::hex << result << std::endl;
- this->enable_rx_dboard_clock(false);
- this->enable_tx_dboard_clock(false);
}
- ~usrp_e100_clock_ctrl_impl(void){
- this->enable_rx_dboard_clock(false);
- this->enable_tx_dboard_clock(false);
+ double get_fpga_clock_rate(void){
+ return this->_out_rate;
}
- double get_fpga_clock_rate(void){
- return master_clock_rate/fpga_clock_divider;
+ /***********************************************************************
+ * Special test clock output
+ **********************************************************************/
+ void enable_test_clock(bool enb){
+ //setup test clock (same divider as codec clock)
+ _ad9522_regs.out4_format = ad9522_regs_t::OUT4_FORMAT_CMOS;
+ _ad9522_regs.out4_cmos_configuration = (enb)?
+ ad9522_regs_t::OUT4_CMOS_CONFIGURATION_A_ON :
+ ad9522_regs_t::OUT4_CMOS_CONFIGURATION_OFF;
+ this->send_reg(0x0F0);
+ this->latch_regs();
}
/***********************************************************************
@@ -161,13 +296,13 @@ public:
std::vector<double> get_rx_dboard_clock_rates(void){
std::vector<double> rates;
for(size_t div = 1; div <= 16+16; div++)
- rates.push_back(master_clock_rate/div);
+ rates.push_back(this->_chan_rate/div);
return rates;
}
void set_rx_dboard_clock_rate(double rate){
assert_has(get_rx_dboard_clock_rates(), rate, "rx dboard clock rate");
- size_t divider = size_t(master_clock_rate/rate);
+ size_t divider = size_t(this->_chan_rate/rate);
//set the divider registers
set_clock_divider(divider,
_ad9522_regs.divider3_low_cycles,
@@ -197,7 +332,7 @@ public:
void set_tx_dboard_clock_rate(double rate){
assert_has(get_tx_dboard_clock_rates(), rate, "tx dboard clock rate");
- size_t divider = size_t(master_clock_rate/rate);
+ size_t divider = size_t(this->_chan_rate/rate);
//set the divider registers
set_clock_divider(divider,
_ad9522_regs.divider2_low_cycles,
@@ -238,6 +373,8 @@ public:
private:
usrp_e100_iface::sptr _iface;
ad9522_regs_t _ad9522_regs;
+ double _out_rate; //rate at the fpga and codec
+ double _chan_rate; //rate before final dividers
void latch_regs(void){
_ad9522_regs.io_update = 1;
@@ -253,6 +390,24 @@ private:
reg, 24, false /*no rb*/
);
}
+
+ void send_all_regs(void){
+ //setup a list of register ranges to write
+ typedef std::pair<boost::uint16_t, boost::uint16_t> range_t;
+ static const std::vector<range_t> ranges = boost::assign::list_of
+ (range_t(0x000, 0x000)) (range_t(0x010, 0x01F))
+ (range_t(0x0F0, 0x0FD)) (range_t(0x190, 0x19B))
+ (range_t(0x1E0, 0x1E1)) (range_t(0x230, 0x230))
+ ;
+
+ //write initial register values and latch/update
+ BOOST_FOREACH(const range_t &range, ranges){
+ for(boost::uint16_t addr = range.first; addr <= range.second; addr++){
+ this->send_reg(addr);
+ }
+ }
+ this->latch_regs();
+ }
};
/***********************************************************************
diff --git a/host/lib/usrp/usrp_e100/clock_ctrl.hpp b/host/lib/usrp/usrp_e100/clock_ctrl.hpp
index d613d1473..1f9960ce4 100644
--- a/host/lib/usrp/usrp_e100/clock_ctrl.hpp
+++ b/host/lib/usrp/usrp_e100/clock_ctrl.hpp
@@ -40,6 +40,13 @@ public:
static sptr make(usrp_e100_iface::sptr iface);
/*!
+ * Set the rate of the fpga clock line.
+ * Throws if rate is not valid.
+ * \param rate the new rate in Hz
+ */
+ virtual void set_fpga_clock_rate(double rate) = 0;
+
+ /*!
* Get the rate of the fpga clock line.
* \return the fpga clock rate in Hz
*/
diff --git a/host/lib/usrp/usrp_e100/usrp_e100_regs.hpp b/host/lib/usrp/usrp_e100/usrp_e100_regs.hpp
index a57fe5171..7dc3a4ba8 100644
--- a/host/lib/usrp/usrp_e100/usrp_e100_regs.hpp
+++ b/host/lib/usrp/usrp_e100/usrp_e100_regs.hpp
@@ -17,7 +17,6 @@
// Slave pointers
#define UE_REG_SLAVE(n) ((n)<<7)
-#define UE_REG_SR_ADDR(n) ((UE_REG_SLAVE(5)) + (4*(n)))
/////////////////////////////////////////////////////
// Slave 0 -- Misc Regs
@@ -89,16 +88,6 @@
#define GPIO_SEL_DEBUG_0 0 // if pin is an output, debug lines from FPGA fabric
#define GPIO_SEL_DEBUG_1 1 // if pin is an output, debug lines from FPGA fabric
-
-////////////////////////////////////////////////////
-// Slave 5 -- Settings Bus
-//
-// Output-only, no readback, 32 registers total
-// Each register must be written 32 bits at a time
-// First the address xxx_xx00 and then xxx_xx10
-
-#define UE_REG_SETTINGS_BASE UE_REG_SLAVE(5)
-
///////////////////////////////////////////////////
// Slave 6 -- ATR Controller
// 16 regs
@@ -123,48 +112,64 @@
#define UE_REG_RB_TIME_NOW_TICKS UE_REG_RB_MUX_32_BASE + 4
#define UE_REG_RB_TIME_PPS_SECS UE_REG_RB_MUX_32_BASE + 8
#define UE_REG_RB_TIME_PPS_TICKS UE_REG_RB_MUX_32_BASE + 12
+#define UE_REG_RB_MISC_TEST32 UE_REG_RB_MUX_32_BASE + 16
+
+////////////////////////////////////////////////////
+// Slave 8 -- Settings Bus
+//
+// Output-only, no readback, 64 registers total
+// Each register must be written 64 bits at a time
+// First the address xxx_xx00 and then xxx_xx10
+
+#define UE_REG_SETTINGS_BASE_ADDR(n) (UE_REG_SLAVE(8) + (4*(n)))
+
+#define UE_REG_SR_MISC_TEST32 UE_REG_SETTINGS_BASE_ADDR(52)
/////////////////////////////////////////////////
// DSP RX Regs
////////////////////////////////////////////////
-#define UE_REG_DSP_RX_FREQ UE_REG_SR_ADDR(0)
-#define UE_REG_DSP_RX_SCALE_IQ UE_REG_SR_ADDR(1) // {scale_i,scale_q}
-#define UE_REG_DSP_RX_DECIM_RATE UE_REG_SR_ADDR(2) // hb and decim rate
-#define UE_REG_DSP_RX_DCOFFSET_I UE_REG_SR_ADDR(3) // Bit 31 high sets fixed offset mode, using lower 14 bits, // otherwise it is automatic
-#define UE_REG_DSP_RX_DCOFFSET_Q UE_REG_SR_ADDR(4) // Bit 31 high sets fixed offset mode, using lower 14 bits
-#define UE_REG_DSP_RX_MUX UE_REG_SR_ADDR(5)
+#define UE_REG_DSP_RX_ADDR(n) (UE_REG_SETTINGS_BASE_ADDR(16) + (4*(n)))
+#define UE_REG_DSP_RX_FREQ UE_REG_DSP_RX_ADDR(0)
+#define UE_REG_DSP_RX_SCALE_IQ UE_REG_DSP_RX_ADDR(1) // {scale_i,scale_q}
+#define UE_REG_DSP_RX_DECIM_RATE UE_REG_DSP_RX_ADDR(2) // hb and decim rate
+#define UE_REG_DSP_RX_DCOFFSET_I UE_REG_DSP_RX_ADDR(3) // Bit 31 high sets fixed offset mode, using lower 14 bits, // otherwise it is automatic
+#define UE_REG_DSP_RX_DCOFFSET_Q UE_REG_DSP_RX_ADDR(4) // Bit 31 high sets fixed offset mode, using lower 14 bits
+#define UE_REG_DSP_RX_MUX UE_REG_DSP_RX_ADDR(5)
///////////////////////////////////////////////////
// VITA RX CTRL regs
///////////////////////////////////////////////////
+#define UE_REG_CTRL_RX_ADDR(n) (UE_REG_SETTINGS_BASE_ADDR(0) + (4*(n)))
// The following 3 are logically a single command register.
// They are clocked into the underlying fifo when time_ticks is written.
-#define UE_REG_CTRL_RX_STREAM_CMD UE_REG_SR_ADDR(8) // {now, chain, num_samples(30)
-#define UE_REG_CTRL_RX_TIME_SECS UE_REG_SR_ADDR(9)
-#define UE_REG_CTRL_RX_TIME_TICKS UE_REG_SR_ADDR(10)
-#define UE_REG_CTRL_RX_CLEAR_OVERRUN UE_REG_SR_ADDR(11) // write anything to clear overrun
-#define UE_REG_CTRL_RX_VRT_HEADER UE_REG_SR_ADDR(12) // word 0 of packet. FPGA fills in packet counter
-#define UE_REG_CTRL_RX_VRT_STREAM_ID UE_REG_SR_ADDR(13) // word 1 of packet.
-#define UE_REG_CTRL_RX_VRT_TRAILER UE_REG_SR_ADDR(14)
-#define UE_REG_CTRL_RX_NSAMPS_PER_PKT UE_REG_SR_ADDR(15)
-#define UE_REG_CTRL_RX_NCHANNELS UE_REG_SR_ADDR(16) // 1 in basic case, up to 4 for vector sources
+#define UE_REG_CTRL_RX_STREAM_CMD UE_REG_CTRL_RX_ADDR(0) // {now, chain, num_samples(30)
+#define UE_REG_CTRL_RX_TIME_SECS UE_REG_CTRL_RX_ADDR(1)
+#define UE_REG_CTRL_RX_TIME_TICKS UE_REG_CTRL_RX_ADDR(2)
+#define UE_REG_CTRL_RX_CLEAR_OVERRUN UE_REG_CTRL_RX_ADDR(3) // write anything to clear overrun
+#define UE_REG_CTRL_RX_VRT_HEADER UE_REG_CTRL_RX_ADDR(4) // word 0 of packet. FPGA fills in packet counter
+#define UE_REG_CTRL_RX_VRT_STREAM_ID UE_REG_CTRL_RX_ADDR(5) // word 1 of packet.
+#define UE_REG_CTRL_RX_VRT_TRAILER UE_REG_CTRL_RX_ADDR(6)
+#define UE_REG_CTRL_RX_NSAMPS_PER_PKT UE_REG_CTRL_RX_ADDR(7)
+#define UE_REG_CTRL_RX_NCHANNELS UE_REG_CTRL_RX_ADDR(8) // 1 in basic case, up to 4 for vector sources
/////////////////////////////////////////////////
// DSP TX Regs
////////////////////////////////////////////////
-#define UE_REG_DSP_TX_FREQ UE_REG_SR_ADDR(17)
-#define UE_REG_DSP_TX_SCALE_IQ UE_REG_SR_ADDR(18) // {scale_i,scale_q}
-#define UE_REG_DSP_TX_INTERP_RATE UE_REG_SR_ADDR(19)
-#define UE_REG_DSP_TX_UNUSED UE_REG_SR_ADDR(20)
-#define UE_REG_DSP_TX_MUX UE_REG_SR_ADDR(21)
+#define UE_REG_DSP_TX_ADDR(n) (UE_REG_SETTINGS_BASE_ADDR(32) + (4*(n)))
+#define UE_REG_DSP_TX_FREQ UE_REG_DSP_TX_ADDR(0)
+#define UE_REG_DSP_TX_SCALE_IQ UE_REG_DSP_TX_ADDR(1) // {scale_i,scale_q}
+#define UE_REG_DSP_TX_INTERP_RATE UE_REG_DSP_TX_ADDR(2)
+#define UE_REG_DSP_TX_UNUSED UE_REG_DSP_TX_ADDR(3)
+#define UE_REG_DSP_TX_MUX UE_REG_DSP_TX_ADDR(4)
/////////////////////////////////////////////////
// VITA TX CTRL regs
////////////////////////////////////////////////
-#define UE_REG_CTRL_TX_NCHANNELS UE_REG_SR_ADDR(24)
-#define UE_REG_CTRL_TX_CLEAR_UNDERRUN UE_REG_SR_ADDR(25)
-#define UE_REG_CTRL_TX_REPORT_SID UE_REG_SR_ADDR(26)
-#define UE_REG_CTRL_TX_POLICY UE_REG_SR_ADDR(27)
+#define UE_REG_CTRL_TX_ADDR(n) (UE_REG_SETTINGS_BASE_ADDR(24) + (4*(n)))
+#define UE_REG_CTRL_TX_NCHANNELS UE_REG_CTRL_TX_ADDR(0)
+#define UE_REG_CTRL_TX_CLEAR_UNDERRUN UE_REG_CTRL_TX_ADDR(1)
+#define UE_REG_CTRL_TX_REPORT_SID UE_REG_CTRL_TX_ADDR(2)
+#define UE_REG_CTRL_TX_POLICY UE_REG_CTRL_TX_ADDR(3)
#define UE_FLAG_CTRL_TX_POLICY_WAIT (0x1 << 0)
#define UE_FLAG_CTRL_TX_POLICY_NEXT_PACKET (0x1 << 1)
@@ -189,11 +194,12 @@
*
* </pre>
*/
-#define UE_REG_TIME64_SECS UE_REG_SR_ADDR(28) // value to set absolute secs to on next PPS
-#define UE_REG_TIME64_TICKS UE_REG_SR_ADDR(29) // value to set absolute ticks to on next PPS
-#define UE_REG_TIME64_FLAGS UE_REG_SR_ADDR(30) // flags - see chart above
-#define UE_REG_TIME64_IMM UE_REG_SR_ADDR(31) // set immediate (0=latch on next pps, 1=latch immediate, default=0)
-#define UE_REG_TIME64_TPS UE_REG_SR_ADDR(31) // clock ticks per second (counter rollover)
+#define UE_REG_TIME64_ADDR(n) (UE_REG_SETTINGS_BASE_ADDR(40) + (4*(n)))
+#define UE_REG_TIME64_SECS UE_REG_TIME64_ADDR(0) // value to set absolute secs to on next PPS
+#define UE_REG_TIME64_TICKS UE_REG_TIME64_ADDR(1) // value to set absolute ticks to on next PPS
+#define UE_REG_TIME64_FLAGS UE_REG_TIME64_ADDR(2) // flags - see chart above
+#define UE_REG_TIME64_IMM UE_REG_TIME64_ADDR(3) // set immediate (0=latch on next pps, 1=latch immediate, default=0)
+#define UE_REG_TIME64_TPS UE_REG_TIME64_ADDR(4) // clock ticks per second (counter rollover)
//pps flags (see above)
#define UE_FLAG_TIME64_PPS_NEGEDGE (0 << 0)