diff options
Diffstat (limited to 'host/utils')
| -rw-r--r-- | host/utils/CMakeLists.txt | 16 | ||||
| -rw-r--r-- | host/utils/clkgen-config.cpp | 296 | ||||
| -rw-r--r-- | host/utils/fpga-downloader.cpp | 267 | ||||
| -rw-r--r-- | host/utils/usrp-e-debug-pins.c | 78 | ||||
| -rw-r--r-- | host/utils/usrp-e-i2c.c | 87 | ||||
| -rw-r--r-- | host/utils/usrp-e-loopback.c | 231 | ||||
| -rw-r--r-- | host/utils/usrp-e-spi.c | 54 |
7 files changed, 1 insertions, 1028 deletions
diff --git a/host/utils/CMakeLists.txt b/host/utils/CMakeLists.txt index 2df1c3529..53527c03d 100644 --- a/host/utils/CMakeLists.txt +++ b/host/utils/CMakeLists.txt @@ -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 @@ -45,20 +45,6 @@ IF(ENABLE_USRP1) ) ENDIF(ENABLE_USRP1) -IF(ENABLE_USRP_E100) - ENABLE_LANGUAGE(C) - INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/lib/usrp/usrp_e100) - INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/lib/usrp/usrp_e100/include) - LIST(APPEND util_share_sources - fpga-downloader.cpp - clkgen-config.cpp - usrp-e-loopback.c - usrp-e-debug-pins.c - usrp-e-i2c.c - usrp-e-spi.c - ) -ENDIF(ENABLE_USRP_E100) - #for each source: build an executable and install FOREACH(util_source ${util_share_sources}) GET_FILENAME_COMPONENT(util_name ${util_source} NAME_WE) diff --git a/host/utils/clkgen-config.cpp b/host/utils/clkgen-config.cpp deleted file mode 100644 index e8279b4ae..000000000 --- a/host/utils/clkgen-config.cpp +++ /dev/null @@ -1,296 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2003,2004,2008,2009 Free Software Foundation, Inc. - * - * This file is part of UHD - * - * GNU Radio 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, or (at your option) - * any later version. - * - * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. -*/ - -#include <iostream> -#include <sstream> -#include <fstream> -#include <string> -#include <cstdlib> - -#include <fcntl.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/ioctl.h> - -#include <linux/spi/spidev.h> - - -// Programming data for clock gen chip -static const unsigned int config_data[] = { - 0x000024, - 0x023201, - 0x000081, - 0x000400, - 0x00104c, - 0x001101, - 0x001200, - 0x001300, - 0x001414, - 0x001500, - 0x001604, - 0x001704, - 0x001807, - 0x001900, - //0x001a00,//for debug - 0x001a32, - 0x001b12, - 0x001c44, - 0x001d00, - 0x001e00, - 0x00f062, - 0x00f162, - 0x00f262, - 0x00f362, - 0x00f462, - 0x00f562, - 0x00f662, - 0x00f762, - 0x00f862, - 0x00f962, - 0x00fa62, - 0x00fb62, - 0x00fc00, - 0x00fd00, - 0x019021, - 0x019100, - 0x019200, - 0x019333, - 0x019400, - 0x019500, - 0x019611, - 0x019700, - 0x019800, - 0x019900, - 0x019a00, - 0x019b00, - 0x01e003, - 0x01e102, - 0x023000, - 0x023201, - 0x0b0201, - 0x0b0300, - 0x001fff, - 0x0a0000, - 0x0a0100, - 0x0a0200, - 0x0a0302, - 0x0a0400, - 0x0a0504, - 0x0a060e, - 0x0a0700, - 0x0a0810, - 0x0a090e, - 0x0a0a00, - 0x0a0bf0, - 0x0a0c0b, - 0x0a0d01, - 0x0a0e90, - 0x0a0f01, - 0x0a1001, - 0x0a11e0, - 0x0a1201, - 0x0a1302, - 0x0a1430, - 0x0a1580, - 0x0a16ff, - 0x023201, - 0x0b0301, - 0x023201, -}; - - -const unsigned int CLKGEN_SELECT = 145; - - -enum gpio_direction {IN, OUT}; - -class gpio { - public: - - gpio(unsigned int gpio_num, gpio_direction pin_direction, bool close_action); - ~gpio(); - - bool get_value(); - void set_value(bool state); - - private: - - unsigned int gpio_num; - - std::stringstream base_path; - std::fstream value_file; - std::fstream direction_file; - bool close_action; // True set to input and release, false do nothing -}; - -class spidev { - public: - - spidev(std::string dev_name); - ~spidev(); - - void send(char *wbuf, char *rbuf, unsigned int nbytes); - - private: - - int fd; - -}; - -gpio::gpio(unsigned int _gpio_num, gpio_direction pin_direction, bool close_action) -{ - std::fstream export_file; - - gpio_num = _gpio_num; - - export_file.open("/sys/class/gpio/export", std::ios::out); - if (!export_file.is_open()) ///\todo Poor error handling - std::cout << "Failed to open gpio export file." << std::endl; - - export_file << gpio_num << std::endl; - - base_path << "/sys/class/gpio/gpio" << gpio_num << std::flush; - - std::string direction_file_name; - - direction_file_name = base_path.str() + "/direction"; - - direction_file.open(direction_file_name.c_str()); - if (!direction_file.is_open()) - std::cout << "Failed to open direction file." << std::endl; - if (pin_direction == OUT) - direction_file << "out" << std::endl; - else - direction_file << "in" << std::endl; - - std::string value_file_name; - - value_file_name = base_path.str() + "/value"; - - value_file.open(value_file_name.c_str(), std::ios_base::in | std::ios_base::out); - if (!value_file.is_open()) - std::cout << "Failed to open value file." << std::endl; -} - -bool gpio::get_value() -{ - - std::string val; - - std::getline(value_file, val); - value_file.seekg(0); - - if (val == "0") - return false; - else if (val == "1") - return true; - else - std::cout << "Data read from value file|" << val << "|" << std::endl; - - return false; -} - -void gpio::set_value(bool state) -{ - - if (state) - value_file << "1" << std::endl; - else - value_file << "0" << std::endl; -} - -gpio::~gpio() -{ - if (close_action) { - std::fstream unexport_file; - - direction_file << "in" << std::endl; - - unexport_file.open("/sys/class/gpio/unexport", std::ios::out); - if (!unexport_file.is_open()) ///\todo Poor error handling - std::cout << "Failed to open gpio export file." << std::endl; - - unexport_file << gpio_num << std::endl; - - } - -} - -spidev::spidev(std::string fname) -{ - int ret; - int mode = 0; - int speed = 12000; - int bits = 24; - - fd = open(fname.c_str(), O_RDWR); - - ret = ioctl(fd, SPI_IOC_WR_MODE, &mode); - ret = ioctl(fd, SPI_IOC_WR_MAX_SPEED_HZ, &speed); - ret = ioctl(fd, SPI_IOC_WR_BITS_PER_WORD, &bits); -} - - -spidev::~spidev() -{ - close(fd); -} - -void spidev::send(char *buf, char *rbuf, unsigned int nbytes) -{ - int ret; - - struct spi_ioc_transfer tr; - tr.tx_buf = (unsigned long) buf; - tr.rx_buf = (unsigned long) rbuf; - tr.len = nbytes; - tr.delay_usecs = 0; - tr.speed_hz = 12000000; - tr.bits_per_word = 24; - - ret = ioctl(fd, SPI_IOC_MESSAGE(1), &tr); - -} - -static void send_config_to_clkgen(gpio &chip_select, const unsigned int data[], unsigned int data_size) -{ - spidev spi("/dev/spidev1.0"); - unsigned int rbuf; - - for (unsigned int i = 0; i < data_size; i++) { - - std::cout << "sending " << std::hex << data[i] << std::endl; - chip_select.set_value(0); - spi.send((char *)&data[i], (char *)&rbuf, 4); - chip_select.set_value(1); - - }; -} - -int main(int argc, char *argv[]) -{ - - gpio clkgen_select(CLKGEN_SELECT, OUT, true); - - send_config_to_clkgen(clkgen_select, config_data, sizeof(config_data)/sizeof(unsigned int)); -} - diff --git a/host/utils/fpga-downloader.cpp b/host/utils/fpga-downloader.cpp deleted file mode 100644 index 80ee71600..000000000 --- a/host/utils/fpga-downloader.cpp +++ /dev/null @@ -1,267 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2003,2004,2008,2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio 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, or (at your option) - * any later version. - * - * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. -*/ - -#include <iostream> -#include <sstream> -#include <fstream> -#include <string> -#include <cstdlib> - -#include <fcntl.h> -#include <errno.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/ioctl.h> - -#include <linux/spi/spidev.h> - -/* - * Configuration connections - * - * CCK - MCSPI1_CLK - * DIN - MCSPI1_MOSI - * PROG_B - GPIO_175 - output (change mux) - * DONE - GPIO_173 - input (change mux) - * INIT_B - GPIO_114 - input (change mux) - * -*/ - -const unsigned int PROG_B = 175; -const unsigned int DONE = 173; -const unsigned int INIT_B = 114; - -static std::string bit_file = "safe_u1e.bin"; - -const int BUF_SIZE = 4096; - -enum gpio_direction {IN, OUT}; - -class gpio { - public: - - gpio(unsigned int gpio_num, gpio_direction pin_direction); - - bool get_value(); - void set_value(bool state); - - private: - - std::stringstream base_path; - std::fstream value_file; -}; - -class spidev { - public: - - spidev(std::string dev_name); - ~spidev(); - - void send(char *wbuf, char *rbuf, unsigned int nbytes); - - private: - - int fd; - -}; - -gpio::gpio(unsigned int gpio_num, gpio_direction pin_direction) -{ - std::fstream export_file; - - export_file.open("/sys/class/gpio/export", std::ios::out); - if (!export_file.is_open()) ///\todo Poor error handling - std::cout << "Failed to open gpio export file." << std::endl; - - export_file << gpio_num << std::endl; - - base_path << "/sys/class/gpio/gpio" << gpio_num << std::flush; - - std::fstream direction_file; - std::string direction_file_name; - - direction_file_name = base_path.str() + "/direction"; - - direction_file.open(direction_file_name.c_str()); - if (!direction_file.is_open()) - std::cout << "Failed to open direction file." << std::endl; - if (pin_direction == OUT) - direction_file << "out" << std::endl; - else - direction_file << "in" << std::endl; - - std::string value_file_name; - - value_file_name = base_path.str() + "/value"; - - value_file.open(value_file_name.c_str(), std::ios_base::in | std::ios_base::out); - if (!value_file.is_open()) - std::cout << "Failed to open value file." << std::endl; -} - -bool gpio::get_value() -{ - - std::string val; - - std::getline(value_file, val); - value_file.seekg(0); - - if (val == "0") - return false; - else if (val == "1") - return true; - else - std::cout << "Data read from value file|" << val << "|" << std::endl; - - return false; -} - -void gpio::set_value(bool state) -{ - - if (state) - value_file << "1" << std::endl; - else - value_file << "0" << std::endl; -} - -static void prepare_fpga_for_configuration(gpio &prog, gpio &init) -{ - - prog.set_value(true); - prog.set_value(false); - prog.set_value(true); - -#if 0 - bool ready_to_program(false); - unsigned int count(0); - do { - ready_to_program = init.get_value(); - count++; - - sleep(1); - } while (count < 10 && !ready_to_program); - - if (count == 10) { - std::cout << "FPGA not ready for programming." << std::endl; - exit(-1); - } -#endif -} - -spidev::spidev(std::string fname) -{ - int ret; - int mode = 0; - int speed = 12000000; - int bits = 8; - - fd = open(fname.c_str(), O_RDWR); - - ret = ioctl(fd, SPI_IOC_WR_MODE, &mode); - ret = ioctl(fd, SPI_IOC_WR_MAX_SPEED_HZ, &speed); - ret = ioctl(fd, SPI_IOC_WR_BITS_PER_WORD, &bits); -} - - -spidev::~spidev() -{ - close(fd); -} - -void spidev::send(char *buf, char *rbuf, unsigned int nbytes) -{ - int ret; - - struct spi_ioc_transfer tr; - tr.tx_buf = (unsigned long) buf; - tr.rx_buf = (unsigned long) rbuf; - tr.len = nbytes; - tr.delay_usecs = 0; - tr.speed_hz = 48000000; - tr.bits_per_word = 8; - - ret = ioctl(fd, SPI_IOC_MESSAGE(1), &tr); - -} - -static void send_file_to_fpga(std::string &file_name, gpio &error, gpio &done) -{ - std::ifstream bitstream; - - std::cout << "File name - " << file_name.c_str() << std::endl; - - bitstream.open(file_name.c_str(), std::ios::binary); - if (!bitstream.is_open()) - std::cout << "File " << file_name << " not opened succesfully." << std::endl; - - spidev spi("/dev/spidev1.0"); - char buf[BUF_SIZE]; - char rbuf[BUF_SIZE]; - - do { - bitstream.read(buf, BUF_SIZE); - spi.send(buf, rbuf, bitstream.gcount()); - - if (error.get_value()) - std::cout << "INIT_B went high, error occured." << std::endl; - - if (!done.get_value()) - std::cout << "Configuration complete." << std::endl; - - } while (bitstream.gcount() == BUF_SIZE); -} - -int main(int argc, char *argv[]) -{ - - gpio gpio_prog_b(PROG_B, OUT); - gpio gpio_init_b(INIT_B, IN); - gpio gpio_done (DONE, IN); - - if (argc == 2) - bit_file = argv[1]; - - bool module_found(false); - std::ifstream mod_file("/proc/modules"); - while (!mod_file.eof()) { - std::string line; - getline(mod_file, line); - if (line.find("usrp_e") != std::string::npos) - module_found = true; - } - mod_file.close(); - - if (module_found) { - std::cout << "USRP Embedded kernel module loaded, not loading FPGA." << std::endl; - return -1; - } - - std::cout << "FPGA config file: " << bit_file << std::endl; - - prepare_fpga_for_configuration(gpio_prog_b, gpio_init_b); - - std::cout << "Done = " << gpio_done.get_value() << std::endl; - - send_file_to_fpga(bit_file, gpio_init_b, gpio_done); -} - diff --git a/host/utils/usrp-e-debug-pins.c b/host/utils/usrp-e-debug-pins.c deleted file mode 100644 index 94f898b67..000000000 --- a/host/utils/usrp-e-debug-pins.c +++ /dev/null @@ -1,78 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#include <fcntl.h> -#include <string.h> -#include <sys/ioctl.h> - -#include <linux/usrp_e.h> -#include "usrp_e100_regs.hpp" - -// Usage: usrp_e_gpio <string> - -static int fp; - -static int read_reg(__u16 reg) -{ - int ret; - struct usrp_e_ctl16 d; - - d.offset = reg; - d.count = 1; - ret = ioctl(fp, USRP_E_READ_CTL16, &d); - return d.buf[0]; -} - -static void write_reg(__u16 reg, __u16 val) -{ - int ret; - struct usrp_e_ctl16 d; - - d.offset = reg; - d.count = 1; - d.buf[0] = val; - ret = ioctl(fp, USRP_E_WRITE_CTL16, &d); -} - -int main(int argc, char *argv[]) -{ - int test; - - test = 0; - if (argc < 2) { - printf("%s 0|1|off\n", argv[0]); - return -1; - } - - fp = open("/dev/usrp_e0", O_RDWR); - printf("fp = %d\n", fp); - if (fp < 0) { - perror("Open failed"); - return -1; - } - - if (strcmp(argv[1], "0") == 0) { - printf("Selected 0 based on %s\n", argv[1]); - write_reg(UE_REG_GPIO_TX_DDR, 0xFFFF); - write_reg(UE_REG_GPIO_RX_DDR, 0xFFFF); - write_reg(UE_REG_GPIO_TX_SEL, 0x0); - write_reg(UE_REG_GPIO_RX_SEL, 0x0); - write_reg(UE_REG_GPIO_TX_DBG, 0xFFFF); - write_reg(UE_REG_GPIO_RX_DBG, 0xFFFF); - } else if (strcmp(argv[1], "1") == 0) { - printf("Selected 1 based on %s\n", argv[1]); - write_reg(UE_REG_GPIO_TX_DDR, 0xFFFF); - write_reg(UE_REG_GPIO_RX_DDR, 0xFFFF); - write_reg(UE_REG_GPIO_TX_SEL, 0xFFFF); - write_reg(UE_REG_GPIO_RX_SEL, 0xFFFF); - write_reg(UE_REG_GPIO_TX_DBG, 0xFFFF); - write_reg(UE_REG_GPIO_RX_DBG, 0xFFFF); - } else { - printf("Selected off based on %s\n", argv[1]); - write_reg(UE_REG_GPIO_TX_DDR, 0x0); - write_reg(UE_REG_GPIO_RX_DDR, 0x0); - } - - return 0; -} diff --git a/host/utils/usrp-e-i2c.c b/host/utils/usrp-e-i2c.c deleted file mode 100644 index c6fd4c632..000000000 --- a/host/utils/usrp-e-i2c.c +++ /dev/null @@ -1,87 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <sys/types.h> -#include <fcntl.h> -#include <sys/ioctl.h> - -#include <linux/usrp_e.h> - -// Usage: usrp_e_i2c w address data0 data1 data 2 .... -// Usage: usrp_e_i2c r address count - -int main(int argc, char *argv[]) -{ - int fp, ret, i, tmp; - struct usrp_e_i2c *i2c_msg; - int direction, address, count; - - if (argc < 3) { - printf("Usage: usrp-e-i2c w address data0 data1 data2 ...\n"); - printf("Usage: usrp-e-i2c r address count\n"); - printf("All addresses and data in hex.\n"); - exit(-1); - } - - if (strcmp(argv[1], "r") == 0) { - direction = 0; - } else if (strcmp(argv[1], "w") == 0) { - direction = 1; - } else { - return -1; - } - - sscanf(argv[2], "%X", &address); - printf("Address = %X\n", address); - - fp = open("/dev/usrp_e0", O_RDWR); - printf("fp = %d\n", fp); - if (fp < 0) { - perror("Open failed"); - return -1; - } - -// sleep(1); - - if (direction) { - count = argc - 3; - } else { - sscanf(argv[3], "%X", &count); - } - printf("Count = %X\n", count); - - i2c_msg = malloc(sizeof(i2c_msg) + count * sizeof(char)); - - i2c_msg->addr = address; - i2c_msg->len = count; - - for (i = 0; i < count; i++) { - i2c_msg->data[i] = i; - } - - if (direction) { - // Write - - for (i=0; i<count; i++) { - sscanf(argv[3+i], "%X", &tmp); - i2c_msg->data[i] = tmp; - } - - ret = ioctl(fp, USRP_E_I2C_WRITE, i2c_msg); - printf("Return value from i2c_write ioctl: %d\n", ret); - } else { - // Read - - ret = ioctl(fp, USRP_E_I2C_READ, i2c_msg); - printf("Return value from i2c_read ioctl: %d\n", ret); - - printf("Ioctl: %d Data read :", ret); - for (i=0; i<count; i++) { - printf(" %X", i2c_msg->data[i]); - } - printf("\n"); - - } - return 0; -} diff --git a/host/utils/usrp-e-loopback.c b/host/utils/usrp-e-loopback.c deleted file mode 100644 index 454d81ba7..000000000 --- a/host/utils/usrp-e-loopback.c +++ /dev/null @@ -1,231 +0,0 @@ -#include <stdio.h> -#include <sys/types.h> -#include <fcntl.h> -#include <pthread.h> -#include <stdlib.h> -#include <unistd.h> -#include <stddef.h> -#include <sys/mman.h> -#include <linux/usrp_e.h> - -#define MAX_PACKET_SIZE 1016 -static int packet_data_length; -static int error; - -struct pkt { - int len; - int checksum; - int seq_num; - short data[]; -}; - -static int length_array[2048]; -static int length_array_tail = 0; -static int length_array_head = 0; - -pthread_mutex_t length_array_mutex; //gotta lock the index to keep it from getting hosed - -//yes this is a circular buffer that does not check empty -//no i don't want to hear about it -void push_length_array(int length) { - pthread_mutex_lock(&length_array_mutex); - if(length_array_tail > 2047) length_array_tail = 0; - length_array[length_array_tail++] = length; - pthread_mutex_unlock(&length_array_mutex); -} - -int pop_length_array(void) { - int retval; - pthread_mutex_lock(&length_array_mutex); - if(length_array_head > 2047) length_array_head = 0; - retval = length_array[length_array_head++]; - pthread_mutex_unlock(&length_array_mutex); - return retval; -} - -static int fp; - -static int calc_checksum(struct pkt *p) -{ - int i, sum; - - i = 0; - sum = 0; - - for (i=0; i < p->len; i++) - sum ^= p->data[i]; - - sum ^= p->seq_num; - sum ^= p->len; - - return sum; -} - -static void *read_thread(void *threadid) -{ - char *rx_data; - int cnt, prev_seq_num, pkt_count, seq_num_failure; - struct pkt *p; - unsigned long bytes_transfered, elapsed_seconds; - struct timeval start_time, finish_time; - int expected_count; - - printf("Greetings from the reading thread!\n"); - - bytes_transfered = 0; - gettimeofday(&start_time, NULL); - - // IMPORTANT: must assume max length packet from fpga - rx_data = malloc(2048); - p = (struct pkt *) ((void *)rx_data); - - prev_seq_num = 0; - pkt_count = 0; - seq_num_failure = 0; - - while (1) { - - cnt = read(fp, rx_data, 2048); - if (cnt < 0) - printf("Error returned from read: %d, sequence number = %d\n", cnt, p->seq_num); - -// printf("p->seq_num = %d\n", p->seq_num); - - - pkt_count++; - - if (p->seq_num != prev_seq_num + 1) { - printf("Sequence number fail, current = %d, previous = %d, pkt_count = %d\n", - p->seq_num, prev_seq_num, pkt_count); - - seq_num_failure ++; - if (seq_num_failure > 2) - error = 1; - } - - expected_count = pop_length_array()*2+12; - if(cnt != expected_count) { - printf("Received %d bytes, expected %d\n", cnt, expected_count); - } - - prev_seq_num = p->seq_num; - - if (calc_checksum(p) != p->checksum) { - printf("Checksum fail packet = %X, expected = %X, pkt_count = %d\n", - calc_checksum(p), p->checksum, pkt_count); - error = 1; - } - - bytes_transfered += cnt; - - if (bytes_transfered > (100 * 1000000)) { - gettimeofday(&finish_time, NULL); - elapsed_seconds = finish_time.tv_sec - start_time.tv_sec; - - printf("RX data transfer rate = %f K Samples/second\n", - (float) bytes_transfered / (float) elapsed_seconds / 4000); - - - start_time = finish_time; - bytes_transfered = 0; - } - - -// printf("."); -// fflush(stdout); -// printf("\n"); - } - -} - -static void *write_thread(void *threadid) -{ - int seq_number, i, cnt; - void *tx_data; - struct pkt *p; - - printf("Greetings from the write thread!\n"); - - tx_data = malloc(2048); - p = (struct pkt *) ((void *)tx_data); - - for (i=0; i < packet_data_length; i++) -// p->data[i] = random() >> 16; - p->data[i] = i; - - seq_number = 1; - - while (1) { - p->seq_num = seq_number++; - - if (packet_data_length > 0) - p->len = packet_data_length; - else - p->len = (random()<<1 & 0x1ff) + (1004 - 512); - - push_length_array(p->len); - - p->checksum = calc_checksum(p); - - cnt = write(fp, tx_data, p->len * 2 + 12); - if (cnt < 0) - printf("Error returned from write: %d\n", cnt); -// sleep(1); - } -} - - -int main(int argc, char *argv[]) -{ - pthread_t tx, rx; - pthread_mutex_init(&length_array_mutex, 0); - long int t; - struct sched_param s = { - .sched_priority = 1 - }; - void *rb; - struct usrp_transfer_frame *tx_rb, *rx_rb; - - if (argc < 2) { - printf("%s data_size\n", argv[0]); - return -1; - } - - packet_data_length = atoi(argv[1]); - if(packet_data_length > MAX_PACKET_SIZE) { - printf("Packet size must be smaller than %i\n", MAX_PACKET_SIZE); - exit(-1); - } - - fp = open("/dev/usrp_e0", O_RDWR); - printf("fp = %d\n", fp); - - rb = mmap(0, 202 * 4096, PROT_READ|PROT_WRITE, MAP_SHARED, fp, 0); - if (!rb) { - printf("mmap failed\n"); - exit; - } - - - sched_setscheduler(0, SCHED_RR, &s); - error = 0; - -#if 1 - if (pthread_create(&rx, NULL, read_thread, (void *) t)) { - printf("Failed to create rx thread\n"); - exit(-1); - } - - sleep(1); -#endif - - if (pthread_create(&tx, NULL, write_thread, (void *) t)) { - printf("Failed to create tx thread\n"); - exit(-1); - } - -// while (!error) - sleep(1000000000); - - printf("Done sleeping\n"); -} diff --git a/host/utils/usrp-e-spi.c b/host/utils/usrp-e-spi.c deleted file mode 100644 index 5203f56a8..000000000 --- a/host/utils/usrp-e-spi.c +++ /dev/null @@ -1,54 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#include <fcntl.h> -#include <sys/ioctl.h> - -#include <linux/usrp_e.h> - -// Usage: usrp_e_spi w|rb slave data - -int main(int argc, char *argv[]) -{ - int fp, slave, length, ret; - unsigned int data; - struct usrp_e_spi spi_dat; - - if (argc < 5) { - printf("Usage: usrp_e_spi w|rb slave transfer_length data\n"); - exit(-1); - } - - slave = atoi(argv[2]); - length = atoi(argv[3]); - data = atoll(argv[4]); - - printf("Data = %X\n", data); - - fp = open("/dev/usrp_e0", O_RDWR); - printf("fp = %d\n", fp); - if (fp < 0) { - perror("Open failed"); - return -1; - } - -// sleep(1); - - - spi_dat.slave = slave; - spi_dat.data = data; - spi_dat.length = length; - spi_dat.flags = UE_SPI_PUSH_FALL | UE_SPI_LATCH_RISE; - - if (*argv[1] == 'r') { - spi_dat.readback = 1; - ret = ioctl(fp, USRP_E_SPI, &spi_dat); - printf("Ioctl returns: %d, Data returned = %d\n", ret, spi_dat.data); - } else { - spi_dat.readback = 0; - ioctl(fp, USRP_E_SPI, &spi_dat); - } - - return 0; -} |