mirror of
https://github.com/RIOT-OS/RIOT.git
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138 lines
2.8 KiB
C
138 lines
2.8 KiB
C
/*
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* Copyright (C) 2017 OTA keys S.A.
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for more
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* details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief test a CAN transceiver through can_trx interface
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*
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* @author Vincent Dupont <vincent@otakeys.com>
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*
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* @}
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "can/can_trx.h"
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#include "shell.h"
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#ifdef MODULE_TJA1042
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#include "tja1042.h"
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static can_trx_t tja1042 = {
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.driver = &tja1042_driver,
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};
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#endif
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#ifdef MODULE_NCV7356
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#include "ncv7356.h"
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static can_trx_t ncv7356 = {
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.driver = &ncv7356_driver,
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};
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#endif
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static can_trx_t *devs[] = {
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#ifdef MODULE_TJA1042
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&tja1042,
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#endif
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#ifdef MODULE_NCV7356
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&ncv7356,
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#endif
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NULL,
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};
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static int help(int argc, char **argv)
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{
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(void)argc;
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(void)argv;
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puts("Help:");
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puts("\tinit [trx_id] - initialize a trx");
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puts("\tset_mode [trx_id] [mode] - set a mode on the trx");
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printf("trx_id: 0..%u\n", (unsigned)ARRAY_SIZE(devs));
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puts("modes:");
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puts("\t0: normal mode");
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puts("\t1: silent mode");
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puts("\t2: standby mode");
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puts("\t3: high-speed mode (SW CAN only)");
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puts("\t4: high-voltage wakeup mode (SW CAN only)");
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return 0;
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}
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static int init(int argc, char **argv) {
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if (argc < 2) {
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puts("trx_id needed");
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help(0, NULL);
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return 1;
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}
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unsigned trx = atoi(argv[1]);
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if (trx < ARRAY_SIZE(devs)) {
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int res = can_trx_init(devs[trx]);
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if (res >= 0) {
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puts("Trx successfully initialized");
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return 0;
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}
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else {
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printf("Error when initializing trx: %d\n", res);
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}
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}
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else {
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puts("Invalid trx_id");
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}
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return 1;
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}
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static int set_mode(int argc, char **argv) {
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if (argc < 3) {
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puts("trx_id and mode needed");
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help(0, NULL);
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return 1;
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}
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unsigned trx = atoi(argv[1]);
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unsigned mode = atoi(argv[2]);
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if ((trx < ARRAY_SIZE(devs)) &&
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(mode <= TRX_HIGH_VOLTAGE_WAKE_UP_MODE)) {
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int res = can_trx_set_mode(devs[trx], mode);
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if (res >= 0) {
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puts("Mode successfully set");
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return 0;
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}
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else {
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printf("Error when setting mode: %d\n", res);
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}
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}
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else {
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puts("Invalid trx_id or mode");
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}
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return 1;
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}
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static const shell_command_t cmds[] = {
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{ "help", "help", help },
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{ "init", "initialize a can trx", init },
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{ "set_mode", "set a can trx mode", set_mode },
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{ NULL, NULL, NULL },
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};
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int main(void)
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{
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char line_buf[SHELL_DEFAULT_BUFSIZE];
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shell_run(cmds, line_buf, SHELL_DEFAULT_BUFSIZE);
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return 0;
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}
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