diff options
Diffstat (limited to 'usrp_dboard')
| -rw-r--r-- | usrp_dboard/.gitignore | 2 | ||||
| -rw-r--r-- | usrp_dboard/Makefile.am | 7 | ||||
| -rw-r--r-- | usrp_dboard/include/.gitignore | 2 | ||||
| -rw-r--r-- | usrp_dboard/include/Makefile.am | 10 | ||||
| -rw-r--r-- | usrp_dboard/include/usrp_dboard/interface.hpp | 119 | ||||
| -rw-r--r-- | usrp_dboard/lib/.gitignore | 2 | ||||
| -rw-r--r-- | usrp_dboard/lib/Makefile.am | 23 | ||||
| -rw-r--r-- | usrp_dboard/lib/interface.cpp | 13 |
8 files changed, 178 insertions, 0 deletions
diff --git a/usrp_dboard/.gitignore b/usrp_dboard/.gitignore new file mode 100644 index 000000000..b336cc7ce --- /dev/null +++ b/usrp_dboard/.gitignore @@ -0,0 +1,2 @@ +/Makefile +/Makefile.in diff --git a/usrp_dboard/Makefile.am b/usrp_dboard/Makefile.am new file mode 100644 index 000000000..a5a0ceb25 --- /dev/null +++ b/usrp_dboard/Makefile.am @@ -0,0 +1,7 @@ +# +# Copyright 2010 Ettus Research LLC +# + +include $(top_srcdir)/Makefile.common + +SUBDIRS = include lib diff --git a/usrp_dboard/include/.gitignore b/usrp_dboard/include/.gitignore new file mode 100644 index 000000000..b336cc7ce --- /dev/null +++ b/usrp_dboard/include/.gitignore @@ -0,0 +1,2 @@ +/Makefile +/Makefile.in diff --git a/usrp_dboard/include/Makefile.am b/usrp_dboard/include/Makefile.am new file mode 100644 index 000000000..fc549bfe0 --- /dev/null +++ b/usrp_dboard/include/Makefile.am @@ -0,0 +1,10 @@ +# +# Copyright 2010 Ettus Research LLC +# + +include $(top_srcdir)/Makefile.common + +SUBDIRS = + +noinst_HEADERS = \ + usrp_dboard/interface.hpp diff --git a/usrp_dboard/include/usrp_dboard/interface.hpp b/usrp_dboard/include/usrp_dboard/interface.hpp new file mode 100644 index 000000000..c8e655736 --- /dev/null +++ b/usrp_dboard/include/usrp_dboard/interface.hpp @@ -0,0 +1,119 @@ +// +// Copyright 2010 Ettus Research LLC +// + +#ifndef INCLUDED_USRP_DBOARD_INTERFACE_HPP +#define INCLUDED_USRP_DBOARD_INTERFACE_HPP + +#include <boost/shared_ptr.hpp> +#include <stdint.h> + +namespace usrp_dboard{ + +/*! + * The daughter board interface to be subclassed. + * Each mboard should have a specially taylored dboard interface. + * This interface provides i2c, spi, gpio access for dboard instances. + */ +class interface{ +public: + typedef boost::shared_ptr<interface> sptr; + + //tells the host which device to use + enum spi_dev_t{ + SPI_TX_DEV, + SPI_RX_DEV, + }; + + //args for writing spi data + enum spi_push_t{ + SPI_PUSH_RISE, + SPI_PUSH_FALL + }; + + //args for reading spi data + enum spi_latch_t{ + SPI_LATCH_RISE, + SPI_LATCH_FALL + }; + + //tell the host which gpio bank + enum gpio_bank_t{ + GPIO_TX_BANK, + GPIO_RX_BANK + }; + + //structors + interface(void); + virtual ~interface(void); + + /*! + * Set daughterboard GPIO data direction register. + * + * \param bank GPIO_TX_BANK or GPIO_RX_BANK + * \param value 16-bits, 0=FPGA input, 1=FPGA output + * \param mask 16-bits, 0=ignore, 1=set + */ + virtual void set_gpio_ddr(gpio_bank_t bank, uint16_t value, uint16_t mask) = 0; + + /*! + * Set daughterboard GPIO pin values. + * + * \param bank GPIO_TX_BANK or GPIO_RX_BANK + * \param value 16 bits, 0=low, 1=high + * \param mask 16 bits, 0=ignore, 1=set + */ + virtual void write_gpio(gpio_bank_t bank, uint16_t value, uint16_t mask) = 0; + + /*! + * Read daughterboard GPIO pin values + * + * \param bank GPIO_TX_BANK or GPIO_RX_BANK + * \return the value of the gpio bank + */ + virtual uint16_t read_gpio(gpio_bank_t bank) = 0; + + /*! + * \brief Write to I2C peripheral + * \param i2c_addr I2C bus address (7-bits) + * \param buf the data to write + * Writes are limited to a maximum of of 64 bytes. + */ + virtual void write_i2c (int i2c_addr, const std::string &buf) = 0; + + /*! + * \brief Read from I2C peripheral + * \param i2c_addr I2C bus address (7-bits) + * \param len number of bytes to read + * \return the data read if successful, else a zero length string. + * Reads are limited to a maximum of 64 bytes. + */ + virtual std::string read_i2c (int i2c_addr, size_t len) = 0; + + /*! + * \brief Write data to SPI bus peripheral. + * + * \param dev which spi device + * \param push args for writing + * \param buf the data to write + * + * Writes are limited to a maximum of 64 bytes. + */ + virtual void write_spi (spi_dev_t dev, spi_push_t push, const std::string &buf) = 0; + + /*! + * \brief Read data from SPI bus peripheral. + * + * \param dev which spi device + * \param push args for reading + * \param len number of bytes to read. Must be in [0,64]. + * \return the data read if sucessful, else a zero length string. + * + * Reads are limited to a maximum of 64 bytes. + */ + virtual std::string read_spi (spi_dev_t dev, spi_latch_t latch, size_t len) = 0; +}; + +} //namespace usrp_dboard + +#endif /* INCLUDED_USRP_DBOARD_INTERFACE_HPP */ diff --git a/usrp_dboard/lib/.gitignore b/usrp_dboard/lib/.gitignore new file mode 100644 index 000000000..b336cc7ce --- /dev/null +++ b/usrp_dboard/lib/.gitignore @@ -0,0 +1,2 @@ +/Makefile +/Makefile.in diff --git a/usrp_dboard/lib/Makefile.am b/usrp_dboard/lib/Makefile.am new file mode 100644 index 000000000..69f2c8568 --- /dev/null +++ b/usrp_dboard/lib/Makefile.am @@ -0,0 +1,23 @@ +# +# Copyright 2010 Ettus Research LLC +# + +include $(top_srcdir)/Makefile.common + +SUBDIRS = + +AM_CPPFLAGS = \ + $(USRP_DBOARD_INCLUDES) \ + $(BOOST_CPPFLAGS) + +noinst_LTLIBRARIES = \ + libusrp_dboard.la + +libusrp_dboard_la_SOURCES = \ + interface.cpp + +libusrp_dboard_la_LIBADD = \ + $(BOOST_LDFLAGS) \ + $(BOOST_THREAD_LIB) + +noinst_HEADERS = diff --git a/usrp_dboard/lib/interface.cpp b/usrp_dboard/lib/interface.cpp new file mode 100644 index 000000000..5fedf9c46 --- /dev/null +++ b/usrp_dboard/lib/interface.cpp @@ -0,0 +1,13 @@ +// +// Copyright 2010 Ettus Research LLC +// + +#include <usrp_dboard/interface.hpp> + +usrp_dboard::interface::interface(void){ + /* NOP */ +} + +usrp_dboard::interface::~interface(void){ + /* NOP */ +} |