diff options
Diffstat (limited to 'mpm/lib/spi/mock_spi.cpp')
| -rw-r--r-- | mpm/lib/spi/mock_spi.cpp | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/mpm/lib/spi/mock_spi.cpp b/mpm/lib/spi/mock_spi.cpp deleted file mode 100644 index 28518d7a8..000000000 --- a/mpm/lib/spi/mock_spi.cpp +++ /dev/null @@ -1,117 +0,0 @@ -// -// Copyright 2014 Ettus Research (National Instruments) -// -// 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 -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. -// - -/* -#include <uhd/config.hpp> -#include <uhd/exception.hpp> -#include "n310_spi.h" - -#include <fcntl.h> -#include <sys/ioctl.h> -#include <linux/types.h> -#include <linux/spi/spidev.h> - - -class spidev_impl : public spi -{ -public: - - spidev_impl(const std::string &device) - : _mode(SPI_CPHA), - _speed(2000000), - _bits(8), - _delay(0) - { - int ret; - _fd = open(device.c_str(), O_RDWR); - if (_fd < 0) - throw uhd::runtime_error(str(boost::format("Could not open spidev device %s") % device)); - - ret = ioctl(_fd, SPI_IOC_WR_MODE, &_mode); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev mode"); - - ret = ioctl(_fd, SPI_IOC_RD_MODE, &_mode); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev mode"); - - ret = ioctl(_fd, SPI_IOC_WR_BITS_PER_WORD, &_bits); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev bits per word"); - - ret = ioctl(_fd, SPI_IOC_RD_BITS_PER_WORD, &_bits); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev bits per word"); - - ret = ioctl(_fd, SPI_IOC_WR_MAX_SPEED_HZ, &_speed); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev max speed"); - - ret = ioctl(_fd, SPI_IOC_RD_MAX_SPEED_HZ, &_speed); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev max speed"); - } - - virtual ~spidev_impl() - { - close(_fd); - } - - uint32_t transact_spi(int, const uhd::spi_config_t &, - uint32_t data, size_t num_bits, - bool) - { - int ret(0); - struct spi_ioc_transfer tr; - - uint8_t *tx_data = reinterpret_cast<uint8_t *>(&data); - - - UHD_ASSERT_THROW(num_bits == 24); - uint8_t tx[] = { tx_data[2], tx_data[1], tx_data[0] }; - - uint8_t rx[3]; - tr.tx_buf = (unsigned long)&tx[0]; - tr.rx_buf = (unsigned long)&rx[0]; - tr.len = num_bits >> 3; - tr.bits_per_word = _bits; - tr.tx_nbits = 1; - tr.rx_nbits = 1; - tr.speed_hz = _speed; - tr.delay_usecs = _delay; - - ret = ioctl(_fd, SPI_IOC_MESSAGE(1), &tr); - if (ret < 1) - throw uhd::runtime_error("Could not send spidev message"); - - return rx[2]; - } - -private: - int _fd; - uint8_t _mode; - uint32_t _speed; - uint8_t _bits; - uint16_t _delay; - -}; - -spi::sptr spi::make(const std::string &device) -{ - return spi::sptr(new spidev_impl(device)); -} -*/
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