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RIOT/tests/driver_at86rf2xx/main.c
2015-04-27 18:56:59 +02:00

133 lines
3.0 KiB
C

/*
* Copyright (C) 2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup tests
* @{
*
* @file
* @brief Test application for AT86RF2xx network device driver
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*
* @}
*/
#include <stdio.h>
#include "board.h"
#include "kernel.h"
#include "shell.h"
#include "shell_commands.h"
#include "posix_io.h"
#include "board_uart0.h"
#include "ng_at86rf2xx.h"
#include "net/ng_netbase.h"
#include "net/ng_nomac.h"
#include "net/ng_pktdump.h"
/* make sure the SPI port and the needed GPIO pins are defined */
#ifndef ATRF_SPI
#error "SPI not defined"
#endif
#ifndef ATRF_CS
#error "Chip select pin not defined"
#endif
#ifndef ATRF_INT
#error "Interrupt pin not defined"
#endif
#ifndef ATRF_SLEEP
#error "Sleep pin not defined"
#endif
#ifndef ATRF_RESET
#error "Reset pin not defined"
#endif
#ifndef ATRF_SPI_SPEED
#define ATRF_SPI_SPEED (SPI_SPEED_5MHZ)
#endif
/**
* @brief Buffer size used by the shell
*/
#define SHELL_BUFSIZE (64U)
/**
* @brief Allocate the AT86RF2xx device descriptor
*/
static ng_at86rf2xx_t dev;
/**
* @brief Stack for the nomac thread
*/
static char nomac_stack[KERNEL_CONF_STACKSIZE_MAIN];
/**
* @brief Read chars from STDIO
*/
int shell_read(void)
{
char c = 0;
(void) posix_read(uart0_handler_pid, &c, 1);
return c;
}
/**
* @brief Write chars to STDIO
*/
void shell_put(int c)
{
putchar((char)c);
}
/**
* @brief Maybe you are a golfer?!
*/
int main(void)
{
kernel_pid_t iface;
int res;
shell_t shell;
ng_netreg_entry_t dump;
puts("AT86RF2xx device driver test");
printf("Initializing the radio at SPI_%i... \n", ATRF_SPI);
/* register the pktdump thread */
puts("Register the packet dump thread for NG_NETTYPE_UNDEF packets");
dump.pid = ng_pktdump_getpid();
dump.demux_ctx = NG_NETREG_DEMUX_CTX_ALL;
ng_netreg_register(NG_NETTYPE_UNDEF, &dump);
/* initialize the AT86RF2xx device */
puts("Initialize the AT86RF2xx radio device");
res = ng_at86rf2xx_init(&dev, ATRF_SPI, ATRF_SPI_SPEED,
ATRF_CS, ATRF_INT,
ATRF_SLEEP, ATRF_RESET);
if (res < 0) {
puts("Error initializing AT86RF2xx radio device");
return -1;
}
/* start MAC layer */
puts("Starting the NOMAC layer on top of the driver");
iface = ng_nomac_init(nomac_stack, sizeof(nomac_stack), PRIORITY_MAIN - 3,
"at86rf2xx", (ng_netdev_t *)&dev);
if (iface <= KERNEL_PID_UNDEF) {
puts("Error initializing MAC layer");
return -1;
}
/* start the shell */
puts("Initialization successful - starting the shell now");
(void) posix_open(uart0_handler_pid, 0);
shell_init(&shell, NULL, SHELL_BUFSIZE, shell_read, shell_put);
shell_run(&shell);
return 0;
}