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-rw-r--r--host/lib/usrp/usrp1/clock_ctrl.cpp64
-rw-r--r--host/lib/usrp/usrp1/clock_ctrl.hpp38
-rw-r--r--host/lib/usrp/usrp1/dboard_iface.cpp72
-rw-r--r--host/lib/usrp/usrp1/dboard_impl.cpp3
-rw-r--r--host/lib/usrp/usrp1/usrp1_impl.hpp8
5 files changed, 55 insertions, 130 deletions
diff --git a/host/lib/usrp/usrp1/clock_ctrl.cpp b/host/lib/usrp/usrp1/clock_ctrl.cpp
index 54f7b0b98..68c5f5320 100644
--- a/host/lib/usrp/usrp1/clock_ctrl.cpp
+++ b/host/lib/usrp/usrp1/clock_ctrl.cpp
@@ -46,70 +46,6 @@ public:
return master_clock_rate;
}
- /***********************************************************************
- * RX Dboard Clock Control (output 9, divider 3)
- **********************************************************************/
- void enable_rx_dboard_clock(bool)
- {
- std::cerr << "USRP: enable_rx_dboard_clock() disabled" << std::endl;
- _iface->poke32(FR_RX_A_REFCLK, 0);
- _iface->poke32(FR_RX_B_REFCLK, 0);
- }
-
- std::vector<double> get_rx_dboard_clock_rates(void)
- {
-#if 0
- std::vector<double> rates;
- for (size_t div = 1; div <= 127; div++)
- rates.push_back(master_clock_rate / div);
- return rates;
-#else
- return std::vector<double>(1, master_clock_rate);
-#endif
- }
-
- /*
- * Daughterboard reference clock register
- *
- * Bit 7 - 1 turns on refclk, 0 allows IO use
- * Bits 6:0 - Divider value
- */
- void set_rx_dboard_clock_rate(double)
- {
-#if 0
- assert_has(get_rx_dboard_clock_rates(), rate, "rx dboard clock rate");
- size_t divider = size_t(rate/master_clock_rate);
- _iface->poke32(FR_RX_A_REFCLK, (divider & 0x7f) | 0x80);
-#else
- std::cerr << "USRP: set_rx_dboard_clock_rate() disabled" << std::endl;
- _iface->poke32(FR_RX_A_REFCLK, 0);
- _iface->poke32(FR_RX_B_REFCLK, 0);
-#endif
- }
-
- /***********************************************************************
- * TX Dboard Clock Control
- **********************************************************************/
- void enable_tx_dboard_clock(bool)
- {
- std::cerr << "USRP: set_tx_dboard_clock() disabled" << std::endl;
- _iface->poke32(FR_TX_A_REFCLK, 0);
- _iface->poke32(FR_TX_B_REFCLK, 0);
-
- }
-
- std::vector<double> get_tx_dboard_clock_rates(void)
- {
- return get_rx_dboard_clock_rates(); //same master clock, same dividers...
- }
-
- void set_tx_dboard_clock_rate(double)
- {
- std::cerr << "USRP: set_tx_dboard_clock_rate() disabled" << std::endl;
- _iface->poke32(FR_TX_A_REFCLK, 0);
- _iface->poke32(FR_TX_B_REFCLK, 0);
- }
-
private:
usrp1_iface::sptr _iface;
diff --git a/host/lib/usrp/usrp1/clock_ctrl.hpp b/host/lib/usrp/usrp1/clock_ctrl.hpp
index 9ba4d56e3..366869dab 100644
--- a/host/lib/usrp/usrp1/clock_ctrl.hpp
+++ b/host/lib/usrp/usrp1/clock_ctrl.hpp
@@ -45,44 +45,6 @@ public:
*/
virtual double get_master_clock_freq(void) = 0;
- /*!
- * Get the possible rates of the rx dboard clock.
- * \return a vector of clock rates in Hz
- */
- virtual std::vector<double> get_rx_dboard_clock_rates(void) = 0;
-
- /*!
- * Get the possible rates of the tx dboard clock.
- * \return a vector of clock rates in Hz
- */
- virtual std::vector<double> get_tx_dboard_clock_rates(void) = 0;
-
- /*!
- * Set the rx dboard clock rate to a possible rate.
- * \param rate the new clock rate in Hz
- * \throw exception when rate cannot be achieved
- */
- virtual void set_rx_dboard_clock_rate(double rate) = 0;
-
- /*!
- * Set the tx dboard clock rate to a possible rate.
- * \param rate the new clock rate in Hz
- * \throw exception when rate cannot be achieved
- */
- virtual void set_tx_dboard_clock_rate(double rate) = 0;
-
- /*!
- * Enable/disable the rx dboard clock.
- * \param enb true to enable
- */
- virtual void enable_rx_dboard_clock(bool enb) = 0;
-
- /*!
- * Enable/disable the tx dboard clock.
- * \param enb true to enable
- */
- virtual void enable_tx_dboard_clock(bool enb) = 0;
-
};
#endif /* INCLUDED_USRP1_CLOCK_CTRL_HPP */
diff --git a/host/lib/usrp/usrp1/dboard_iface.cpp b/host/lib/usrp/usrp1/dboard_iface.cpp
index 3078b884d..b2221e221 100644
--- a/host/lib/usrp/usrp1/dboard_iface.cpp
+++ b/host/lib/usrp/usrp1/dboard_iface.cpp
@@ -19,6 +19,7 @@
#include "usrp1_impl.hpp"
#include "fpga_regs_common.h"
#include "usrp_spi_defs.h"
+#include "fpga_regs_standard.h"
#include "clock_ctrl.hpp"
#include "codec_ctrl.hpp"
#include <uhd/usrp/dboard_iface.hpp>
@@ -37,12 +38,15 @@ public:
usrp1_dboard_iface(usrp1_iface::sptr iface,
usrp1_clock_ctrl::sptr clock,
usrp1_codec_ctrl::sptr codec,
- usrp1_impl::dboard_slot_t dboard_slot
- ){
+ usrp1_impl::dboard_slot_t dboard_slot,
+ const dboard_id_t &rx_dboard_id
+ ):
+ _dboard_slot(dboard_slot),
+ _rx_dboard_id(rx_dboard_id)
+ {
_iface = iface;
_clock = clock;
_codec = codec;
- _dboard_slot = dboard_slot;
//init the clock rate shadows
this->set_clock_rate(UNIT_RX, _clock->get_master_clock_freq());
@@ -95,7 +99,8 @@ private:
usrp1_clock_ctrl::sptr _clock;
usrp1_codec_ctrl::sptr _codec;
uhd::dict<unit_t, double> _clock_rates;
- usrp1_impl::dboard_slot_t _dboard_slot;
+ const usrp1_impl::dboard_slot_t _dboard_slot;
+ const dboard_id_t &_rx_dboard_id;
};
/***********************************************************************
@@ -104,33 +109,55 @@ private:
dboard_iface::sptr usrp1_impl::make_dboard_iface(usrp1_iface::sptr iface,
usrp1_clock_ctrl::sptr clock,
usrp1_codec_ctrl::sptr codec,
- dboard_slot_t dboard_slot
+ dboard_slot_t dboard_slot,
+ const dboard_id_t &rx_dboard_id
){
- return dboard_iface::sptr(new usrp1_dboard_iface(iface, clock, codec, dboard_slot));
+ return dboard_iface::sptr(new usrp1_dboard_iface(
+ iface, clock, codec, dboard_slot, rx_dboard_id
+ ));
}
/***********************************************************************
* Clock Rates
**********************************************************************/
+static const dboard_id_t dbsrx_classic_id(0x0002);
+
+/*
+ * Daughterboard reference clock register
+ *
+ * Bit 7 - 1 turns on refclk, 0 allows IO use
+ * Bits 6:0 - Divider value
+ */
void usrp1_dboard_iface::set_clock_rate(unit_t unit, double rate)
{
+ assert_has(this->get_clock_rates(unit), rate, "dboard clock rate");
_clock_rates[unit] = rate;
- switch(unit) {
- case UNIT_RX: return _clock->set_rx_dboard_clock_rate(rate);
- case UNIT_TX: return _clock->set_tx_dboard_clock_rate(rate);
+
+ if (unit == UNIT_RX && _rx_dboard_id == dbsrx_classic_id){
+ size_t divider = size_t(rate/_clock->get_master_clock_freq());
+ switch(_dboard_slot){
+ case usrp1_impl::DBOARD_SLOT_A:
+ _iface->poke32(FR_RX_A_REFCLK, (divider & 0x7f) | 0x80);
+ break;
+
+ case usrp1_impl::DBOARD_SLOT_B:
+ _iface->poke32(FR_RX_B_REFCLK, (divider & 0x7f) | 0x80);
+ break;
+ }
}
}
-/*
- * TODO: if this is a dbsrx return the rate of 4MHZ and set FPGA magic
- */
std::vector<double> usrp1_dboard_iface::get_clock_rates(unit_t unit)
{
- switch(unit) {
- case UNIT_RX: return _clock->get_rx_dboard_clock_rates();
- case UNIT_TX: return _clock->get_tx_dboard_clock_rates();
- default: UHD_THROW_INVALID_CODE_PATH();
+ std::vector<double> rates;
+ if (unit == UNIT_RX && _rx_dboard_id == dbsrx_classic_id){
+ for (size_t div = 1; div <= 127; div++)
+ rates.push_back(_clock->get_master_clock_freq() / div);
}
+ else{
+ rates.push_back(_clock->get_master_clock_freq());
+ }
+ return rates;
}
double usrp1_dboard_iface::get_clock_rate(unit_t unit)
@@ -138,12 +165,9 @@ double usrp1_dboard_iface::get_clock_rate(unit_t unit)
return _clock_rates[unit];
}
-void usrp1_dboard_iface::set_clock_enabled(unit_t unit, bool enb)
+void usrp1_dboard_iface::set_clock_enabled(unit_t, bool)
{
- switch(unit) {
- case UNIT_RX: return _clock->enable_rx_dboard_clock(enb);
- case UNIT_TX: return _clock->enable_tx_dboard_clock(enb);
- }
+ //TODO we can only enable for special case anyway...
}
/***********************************************************************
@@ -241,7 +265,7 @@ void usrp1_dboard_iface::set_atr_reg(unit_t unit,
_iface->poke32(FR_ATR_RXVAL_1, value);
else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B)
_iface->poke32(FR_ATR_RXVAL_3, value);
- break;
+ break;
case UNIT_TX:
if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A)
_iface->poke32(FR_ATR_TXVAL_0, value);
@@ -265,14 +289,14 @@ static boost::uint32_t unit_to_otw_spi_dev(dboard_iface::unit_t unit,
switch(unit) {
case dboard_iface::UNIT_TX:
if (slot == usrp1_impl::DBOARD_SLOT_A)
- return SPI_ENABLE_TX_A;
+ return SPI_ENABLE_TX_A;
else if (slot == usrp1_impl::DBOARD_SLOT_B)
return SPI_ENABLE_TX_B;
else
break;
case dboard_iface::UNIT_RX:
if (slot == usrp1_impl::DBOARD_SLOT_A)
- return SPI_ENABLE_RX_A;
+ return SPI_ENABLE_RX_A;
else if (slot == usrp1_impl::DBOARD_SLOT_B)
return SPI_ENABLE_RX_B;
else
diff --git a/host/lib/usrp/usrp1/dboard_impl.cpp b/host/lib/usrp/usrp1/dboard_impl.cpp
index f52117c34..3a8480e1b 100644
--- a/host/lib/usrp/usrp1/dboard_impl.cpp
+++ b/host/lib/usrp/usrp1/dboard_impl.cpp
@@ -67,7 +67,8 @@ void usrp1_impl::dboard_init(void)
//create a new dboard interface and manager
_dboard_ifaces[dboard_slot] = make_dboard_iface(
- _iface, _clock_ctrl, _codec_ctrls[dboard_slot], dboard_slot
+ _iface, _clock_ctrl, _codec_ctrls[dboard_slot],
+ dboard_slot, _rx_db_eeproms[dboard_slot].id
);
_dboard_managers[dboard_slot] = dboard_manager::make(
diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp
index 4b4ac51dd..c2f693eeb 100644
--- a/host/lib/usrp/usrp1/usrp1_impl.hpp
+++ b/host/lib/usrp/usrp1/usrp1_impl.hpp
@@ -25,6 +25,7 @@
#include <uhd/types/otw_type.hpp>
#include <uhd/types/clock_config.hpp>
#include <uhd/types/stream_cmd.hpp>
+#include <uhd/usrp/dboard_id.hpp>
#include <uhd/usrp/subdev_spec.hpp>
#include <uhd/usrp/dboard_eeprom.hpp>
#include <uhd/usrp/dboard_manager.hpp>
@@ -45,8 +46,7 @@ public:
typedef boost::function<void(const wax::obj &, const wax::obj &)> set_t;
typedef boost::shared_ptr<wax_obj_proxy> sptr;
- static sptr make(const get_t &get, const set_t &set)
- {
+ static sptr make(const get_t &get, const set_t &set){
return sptr(new wax_obj_proxy(get, set));
}
@@ -102,13 +102,15 @@ private:
* \param clock the clock control interface
* \param codec the codec control interface
* \param dboard_slot the slot identifier
+ * \param rx_dboard_id the db id for the rx board (used for evil dbsrx purposes)
* \return a sptr to a new dboard interface
*/
static uhd::usrp::dboard_iface::sptr make_dboard_iface(
usrp1_iface::sptr iface,
usrp1_clock_ctrl::sptr clock,
usrp1_codec_ctrl::sptr codec,
- dboard_slot_t dboard_slot
+ dboard_slot_t dboard_slot,
+ const uhd::usrp::dboard_id_t &rx_dboard_id
);
//interface to ioctls and file descriptor
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-16 23:22:57 +0000