diff options
Diffstat (limited to 'host')
| -rw-r--r-- | host/apps/omap_debug/fpga-downloader.cc | 251 | ||||
| -rw-r--r-- | host/apps/omap_debug/test.c | 34 | ||||
| -rw-r--r-- | host/apps/omap_debug/u1e-read-stream.c | 21 | ||||
| -rw-r--r-- | host/apps/omap_debug/usrp1-e-ctl.c | 52 | ||||
| -rw-r--r-- | host/apps/omap_debug/usrp1-e-ram.c | 25 | ||||
| -rw-r--r-- | host/apps/omap_debug/usrp1-e-read.c | 18 | ||||
| -rw-r--r-- | host/apps/omap_debug/usrp1-e-write.c | 21 |
7 files changed, 422 insertions, 0 deletions
diff --git a/host/apps/omap_debug/fpga-downloader.cc b/host/apps/omap_debug/fpga-downloader.cc new file mode 100644 index 000000000..fb96b64a3 --- /dev/null +++ b/host/apps/omap_debug/fpga-downloader.cc @@ -0,0 +1,251 @@ +/* -*- 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 <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]; + + 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/apps/omap_debug/test.c b/host/apps/omap_debug/test.c new file mode 100644 index 000000000..36f4d700a --- /dev/null +++ b/host/apps/omap_debug/test.c @@ -0,0 +1,34 @@ +#include <stdio.h> + +void +main() +{ + int x; + char *y; + long long z; + + x = 0x01020304; + z = 0x0102030405060708LL; + + printf("%x\n",x); + y = (char *)&x; + printf("%x\n",y[0]); + printf("%x\n",y[1]); + printf("%x\n",y[2]); + printf("%x\n",y[3]); + + printf("Printing z ...\n"); + printf("%llx\n",z); + printf("Printing z done\n"); + + y = (char *)&z; + printf("%x\n",y[0]); + printf("%x\n",y[1]); + printf("%x\n",y[2]); + printf("%x\n",y[3]); + printf("%x\n",y[4]); + printf("%x\n",y[5]); + printf("%x\n",y[6]); + printf("%x\n",y[7]); +} + diff --git a/host/apps/omap_debug/u1e-read-stream.c b/host/apps/omap_debug/u1e-read-stream.c new file mode 100644 index 000000000..4e4c21d9e --- /dev/null +++ b/host/apps/omap_debug/u1e-read-stream.c @@ -0,0 +1,21 @@ +#include <stdio.h> +#include <sys/types.h> +#include <fcntl.h> + +int main(int rgc, char *argv[]) +{ + int fp, cnt, n; + short buf[1024]; + + n = 0; + + fp = open("/dev/usrp1_e0", O_RDONLY); + printf("fp = %d\n", fp); + + do { + cnt = read(fp, buf, 2048); + n++; +// printf("Bytes read - %d\n", cnt); + } while(n < 10*512); + printf("Data - %hX\n", buf[0]); +} diff --git a/host/apps/omap_debug/usrp1-e-ctl.c b/host/apps/omap_debug/usrp1-e-ctl.c new file mode 100644 index 000000000..045e7ce19 --- /dev/null +++ b/host/apps/omap_debug/usrp1-e-ctl.c @@ -0,0 +1,52 @@ +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> +#include <fcntl.h> +#include <linux/ioctl.h> + +#include "usrp1_e.h" + +// Usage: usrp1_e_ctl w|r offset number_of_values val1 val2 .... + +int main(int argc, char *argv[]) +{ + int fp, i, cnt, ret; + struct usrp1_e_ctl *ctl_data; + + if (argc < 4) { + printf("Usage: usrp1_e_ctl w|r offset number_of_values val1 val2 ....\n"); + exit(-1); + } + + cnt = atoi(argv[3]); + + ctl_data = malloc(sizeof(struct usrp1_e_ctl) + cnt*2); + + ctl_data->offset = atoi(argv[2]); + ctl_data->count = cnt; + + printf("Sizeof usrp1_e_ctl struct = %d\n", sizeof(struct usrp1_e_ctl)); + + fp = open("/dev/usrp1_e0", O_RDWR); + printf("fp = %d\n", fp); + + if (*argv[1] == 'w') { + for (i=0; i<cnt; i++) + ctl_data->buf[i] = atoi(argv[4+i]); + + ret = ioctl(fp, USRP1_E_WRITE_CTL, ctl_data); + printf("Return value from write ioctl = %d\n", ret); + } + + if (*argv[1] == 'r') { + ret = ioctl(fp, USRP1_E_READ_CTL, ctl_data); + printf("Return value from write ioctl = %d\n", ret); + + for (i=0; i<ctl_data->count; i++) { + if (!(i%8)) + printf("\nData at %4d :", i); + printf(" %5d", ctl_data->buf[i]); + } + printf("\n"); + } +} diff --git a/host/apps/omap_debug/usrp1-e-ram.c b/host/apps/omap_debug/usrp1-e-ram.c new file mode 100644 index 000000000..d548f7ccd --- /dev/null +++ b/host/apps/omap_debug/usrp1-e-ram.c @@ -0,0 +1,25 @@ +#include <stdio.h> +#include <sys/types.h> +#include <fcntl.h> + +int main(int rgc, char *argv[]) +{ + int fp, i, cnt; + unsigned short buf[1024]; + unsigned short buf_rb[1024]; + + fp = open("/dev/usrp1_e0", O_RDWR); + printf("fp = %d\n", fp); + + for (i=0; i<1024; i++) + buf[i] = i*256; + write(fp, buf, 2048); + read(fp, buf_rb, 2048); + + printf("Read back %hX %hX\n", buf_rb[0], buf_rb[1]); + + for (i=0; i<1024; i++) { + if (buf[i] != buf_rb[i]) + printf("Read - %hX, expected - %hX\n", buf_rb[i], buf[i]); + } +} diff --git a/host/apps/omap_debug/usrp1-e-read.c b/host/apps/omap_debug/usrp1-e-read.c new file mode 100644 index 000000000..c28f018d5 --- /dev/null +++ b/host/apps/omap_debug/usrp1-e-read.c @@ -0,0 +1,18 @@ +#include <stdio.h> +#include <sys/types.h> +#include <fcntl.h> + +int main(int rgc, char *argv[]) +{ + int fp, cnt; + short buf[1024]; + + fp = open("/dev/usrp1_e0", O_RDONLY); + printf("fp = %d\n", fp); + + do { + cnt = read(fp, buf, 2048); +// printf("Bytes read - %d\n", cnt); + } while(1); + printf("Data - %hX\n", buf[0]); +} diff --git a/host/apps/omap_debug/usrp1-e-write.c b/host/apps/omap_debug/usrp1-e-write.c new file mode 100644 index 000000000..f29cc7032 --- /dev/null +++ b/host/apps/omap_debug/usrp1-e-write.c @@ -0,0 +1,21 @@ +#include <stdio.h> +#include <sys/types.h> +#include <fcntl.h> + +int main(int rgc, char *argv[]) +{ + int fp, i, cnt; + short buf[1024]; + + fp = open("/dev/usrp1_e0", O_WRONLY); + printf("fp = %d\n", fp); + + for (i=0; i<1024; i++) { + buf[i] = i; + } + + do { + cnt = write(fp, buf, 2048); + printf("Bytes written - %d\n", cnt); + } while (1); +} |