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-rw-r--r--host/include/uhd/transport/vrt.hpp8
-rw-r--r--host/include/uhd/types/metadata.hpp1
-rw-r--r--host/include/uhd/types/time_spec.hpp36
-rw-r--r--host/include/uhd/usrp/dboard_interface.hpp100
-rw-r--r--host/include/uhd/usrp/subdev_props.hpp2
5 files changed, 86 insertions, 61 deletions
diff --git a/host/include/uhd/transport/vrt.hpp b/host/include/uhd/transport/vrt.hpp
index c30a73489..f2f42f9eb 100644
--- a/host/include/uhd/transport/vrt.hpp
+++ b/host/include/uhd/transport/vrt.hpp
@@ -36,6 +36,7 @@ namespace vrt{
* \param num_payload_words32 the length of the payload
* \param num_packet_words32 the length of the packet
* \param packet_count the packet count sequence number
+ * \param tick_rate ticks per second used in time conversion
*/
UHD_API void pack(
const tx_metadata_t &metadata, //input
@@ -43,7 +44,8 @@ namespace vrt{
size_t &num_header_words32, //output
size_t num_payload_words32, //input
size_t &num_packet_words32, //output
- size_t packet_count //input
+ size_t packet_count, //input
+ double tick_rate //input
);
/*!
@@ -54,6 +56,7 @@ namespace vrt{
* \param num_payload_words32 the length of the payload
* \param num_packet_words32 the length of the packet
* \param packet_count the packet count sequence number
+ * \param tick_rate ticks per second used in time conversion
*/
UHD_API void unpack(
rx_metadata_t &metadata, //output
@@ -61,7 +64,8 @@ namespace vrt{
size_t &num_header_words32, //output
size_t &num_payload_words32, //output
size_t num_packet_words32, //input
- size_t &packet_count //output
+ size_t &packet_count, //output
+ double tick_rate //input
);
} //namespace vrt
diff --git a/host/include/uhd/types/metadata.hpp b/host/include/uhd/types/metadata.hpp
index 20f483bed..d93b38b50 100644
--- a/host/include/uhd/types/metadata.hpp
+++ b/host/include/uhd/types/metadata.hpp
@@ -19,6 +19,7 @@
#define INCLUDED_UHD_TYPES_METADATA_HPP
#include <uhd/config.hpp>
+#include <boost/cstdint.hpp>
#include <uhd/types/time_spec.hpp>
namespace uhd{
diff --git a/host/include/uhd/types/time_spec.hpp b/host/include/uhd/types/time_spec.hpp
index 8c8f2bc25..f06d27118 100644
--- a/host/include/uhd/types/time_spec.hpp
+++ b/host/include/uhd/types/time_spec.hpp
@@ -20,33 +20,43 @@
#include <uhd/config.hpp>
#include <boost/cstdint.hpp>
-#include <boost/date_time/posix_time/posix_time.hpp>
namespace uhd{
/*!
- * A time_spec_t holds a seconds and ticks time value.
- * The temporal width of a tick depends on the device's clock rate.
- * The time_spec_t can be used when setting the time on devices
+ * A time_spec_t holds a seconds and fractional seconds time value.
+ * The time_spec_t can be used when setting the time on devices,
+ * and for dealing with time stamped samples though the metadata.
* and for controlling the start of streaming for applicable dsps.
*/
struct UHD_API time_spec_t{
+
+ //! whole seconds count
boost::uint32_t secs;
- boost::uint32_t ticks;
+
+ //! fractional seconds count in nano-seconds
+ double nsecs;
/*!
- * Create a time_spec_t from seconds and ticks.
- * \param new_secs the new seconds (default = 0)
- * \param new_ticks the new ticks (default = 0)
+ * Convert the fractional nsecs to clock ticks.
+ * \param tick_rate the number of ticks per second
+ * \return the number of ticks in this time spec
*/
- time_spec_t(boost::uint32_t new_secs = 0, boost::uint32_t new_ticks = 0);
+ boost::uint32_t get_ticks(double tick_rate) const;
/*!
- * Create a time_spec_t from boost posix time.
- * \param time fine-grained boost posix time
- * \param tick_rate the rate of ticks per second
+ * Set the fractional nsecs from clock ticks.
+ * \param ticks the fractional seconds tick count
+ * \param tick_rate the number of ticks per second
+ */
+ void set_ticks(boost::uint32_t ticks, double tick_rate);
+
+ /*!
+ * Create a time_spec_t from seconds and ticks.
+ * \param new_secs the new seconds (default = 0)
+ * \param new_nsecs the new nano-seconds (default = 0)
*/
- time_spec_t(boost::posix_time::ptime time, double tick_rate);
+ time_spec_t(boost::uint32_t new_secs = 0, double new_nsecs = 0);
};
diff --git a/host/include/uhd/usrp/dboard_interface.hpp b/host/include/uhd/usrp/dboard_interface.hpp
index b3bab131d..dab5a2281 100644
--- a/host/include/uhd/usrp/dboard_interface.hpp
+++ b/host/include/uhd/usrp/dboard_interface.hpp
@@ -42,16 +42,31 @@ public:
UNIT_TYPE_TX = 't'
};
- //tells the host which device to use
- enum spi_dev_t{
- SPI_DEV_RX = 'r',
- SPI_DEV_TX = 't'
- };
-
- //args for spi format
- enum spi_edge_t{
- SPI_EDGE_RISE = 'r',
- SPI_EDGE_FALL = 'f'
+ //spi configuration struct
+ struct UHD_API spi_config_t{
+ /*!
+ * The edge type specifies when data is valid
+ * relative to the edge of the serial clock.
+ */
+ enum edge_t{
+ EDGE_RISE = 'r',
+ EDGE_FALL = 'f'
+ };
+
+ //! on what edge is the mosi data valid?
+ edge_t mosi_edge;
+
+ //! on what edge is the miso data valid?
+ edge_t miso_edge;
+
+ /*!
+ * Create a new spi config.
+ * \param edge the default edge for mosi and miso
+ */
+ spi_config_t(edge_t edge = EDGE_RISE){
+ mosi_edge = edge;
+ miso_edge = edge;
+ }
};
//tell the host which gpio bank
@@ -68,10 +83,6 @@ public:
ATR_REG_FULL_DUPLEX = 'f'
};
- //structors
- dboard_interface(void);
- virtual ~dboard_interface(void);
-
/*!
* Write to an aux dac.
* \param unit which unit rx or tx
@@ -131,61 +142,60 @@ public:
/*!
* \brief Write data to SPI bus peripheral.
*
- * \param dev which spi device
- * \param edge args for format
- * \param buf the data to write
+ * \param unit which unit, rx or tx
+ * \param config configuration settings
+ * \param data the bits to write LSB first
+ * \param num_bits the number of bits in data
*/
- void write_spi(spi_dev_t dev, spi_edge_t edge, const byte_vector_t &buf);
+ virtual void write_spi(
+ unit_type_t unit,
+ const spi_config_t &config,
+ boost::uint32_t data,
+ size_t num_bits
+ ) = 0;
/*!
* \brief Read data to SPI bus peripheral.
*
- * \param dev which spi device
- * \param edge args for format
- * \param num_bytes number of bytes to read
+ * \param unit which unit, rx or tx
+ * \param config configuration settings
+ * \param num_bits the number of bits
* \return the data that was read
*/
- byte_vector_t read_spi(spi_dev_t dev, spi_edge_t edge, size_t num_bytes);
+ virtual boost::uint32_t read_spi(
+ unit_type_t unit,
+ const spi_config_t &config,
+ size_t num_bits
+ ) = 0;
/*!
* \brief Read and write data to SPI bus peripheral.
* The data read back will be the same length as the input buffer.
*
- * \param dev which spi device
- * \param edge args for format
- * \param buf the data to write
+ * \param unit which unit, rx or tx
+ * \param config configuration settings
+ * \param data the bits to write LSB first
+ * \param num_bits the number of bits in data
* \return the data that was read
*/
- byte_vector_t read_write_spi(spi_dev_t dev, spi_edge_t edge, const byte_vector_t &buf);
+ virtual boost::uint32_t read_write_spi(
+ unit_type_t unit,
+ const spi_config_t &config,
+ boost::uint32_t data,
+ size_t num_bits
+ ) = 0;
/*!
* \brief Get the rate of the rx dboard clock.
- * \return the clock rate
+ * \return the clock rate in Hz
*/
virtual double get_rx_clock_rate(void) = 0;
/*!
* \brief Get the rate of the tx dboard clock.
- * \return the clock rate
+ * \return the clock rate in Hz
*/
virtual double get_tx_clock_rate(void) = 0;
-
-private:
- /*!
- * \brief Read and write data to SPI bus peripheral.
- *
- * \param dev which spi device
- * \param edge args for format
- * \param buf the data to write
- * \param readback false for write only
- * \return the data that was read
- */
- virtual byte_vector_t transact_spi(
- spi_dev_t dev,
- spi_edge_t edge,
- const byte_vector_t &buf,
- bool readback
- ) = 0;
};
}} //namespace
diff --git a/host/include/uhd/usrp/subdev_props.hpp b/host/include/uhd/usrp/subdev_props.hpp
index d35793c6b..cd6b14ef5 100644
--- a/host/include/uhd/usrp/subdev_props.hpp
+++ b/host/include/uhd/usrp/subdev_props.hpp
@@ -35,7 +35,7 @@ namespace uhd{ namespace usrp{
SUBDEV_PROP_FREQ_RANGE = 'F', //ro, freq_range_t
SUBDEV_PROP_ANTENNA = 'a', //rw, std::string
SUBDEV_PROP_ANTENNA_NAMES = 'A', //ro, prop_names_t
- SUBDEV_PROP_ENABLED = 'e', //rw, bool
+ //SUBDEV_PROP_ENABLED = 'e', //rw, bool //---> dont need, we have atr
SUBDEV_PROP_QUADRATURE = 'q', //ro, bool
SUBDEV_PROP_IQ_SWAPPED = 'i', //ro, bool
SUBDEV_PROP_SPECTRUM_INVERTED = 's', //ro, bool
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-16 21:33:49 +0000