--- /dev/null
+/*
+ * Author: Brendan Le Foll <brendan.le.foll@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "mraa/gpio.h"
+
+extern mraa_board_t* plat;
+
+char board_name[] = "Some weird devboard that isn't recognised...";
+
+void
+print_version() {
+ fprintf(stdout, "Version %s on %s\n", mraa_get_version(), board_name);
+}
+
+void
+print_help() {
+ fprintf(stdout, "list List pins\n");
+ fprintf(stdout, "set pin level Set pin to level (0/1)\n");
+ fprintf(stdout, "get pin Get pin level\n");
+}
+
+void
+print_command_error() {
+ fprintf(stdout, "Invalid command, options are:\n");
+ fprintf(stdout, "list List pins\n");
+ fprintf(stdout, "set pin level Set pin to level (0/1)\n");
+ fprintf(stdout, "get pin Get pin level\n");
+}
+
+void
+list_pins() {
+ const mraa_board_t* platformInfo = plat;
+ int i;
+ for (i = 0; i < platformInfo->phy_pin_count; ++i) {
+ const char *mraa_name = platformInfo->pins[i].name;
+ if (strcmp(mraa_name, "INVALID") != 0) {
+ char name[9];
+ strncpy(name, mraa_name, 8);
+ if (name[7] != '\0');
+ name[8] = '\0';
+ mraa_pincapabilities_t caps = platformInfo->pins[i].capabilites;
+ fprintf(stdout, "%02d %-8s ", i, name);
+ if (caps.gpio)
+ fprintf(stdout, "GPIO");
+ if (caps.i2c)
+ fprintf(stdout, "I2C");
+ if (caps.spi)
+ fprintf(stdout, "SPI");
+ if (caps.pwm)
+ fprintf(stdout, "PWM");
+ if (caps.uart)
+ fprintf(stdout, "UART");
+ fprintf(stdout, "\n");
+ }
+ }
+}
+
+mraa_result_t
+gpio_set(int pin, int level) {
+ mraa_gpio_context gpio = mraa_gpio_init(pin);
+ if (gpio != NULL) {
+ mraa_gpio_dir(gpio, MRAA_GPIO_OUT);
+ mraa_gpio_write(gpio, level);
+ return MRAA_SUCCESS;
+ } else
+ return MRAA_ERROR_INVALID_RESOURCE;
+}
+
+mraa_result_t
+gpio_get(int pin, int* level) {
+ mraa_gpio_context gpio = mraa_gpio_init(pin);
+ if (gpio != NULL) {
+ mraa_gpio_dir(gpio, MRAA_GPIO_IN);
+ *level = mraa_gpio_read(gpio);
+ return MRAA_SUCCESS;
+ } else
+ return MRAA_ERROR_INVALID_RESOURCE;
+}
+
+int
+main(int argc, char **argv)
+{
+ mraa_platform_t platform = mraa_get_platform_type();
+
+ switch (platform) {
+ case MRAA_INTEL_GALILEO_GEN1:
+ strcpy(board_name, "Intel Galileo Gen1");
+ break;
+ case MRAA_INTEL_GALILEO_GEN2:
+ strcpy(board_name, "Intel Galileo Gen2");
+ break;
+ case MRAA_INTEL_EDISON_FAB_C:
+ strcpy(board_name, "Intel Edison");
+ break;
+ case MRAA_INTEL_MINNOWBOARD_MAX:
+ strcpy(board_name, "Intel Minnowboard Max");
+ break;
+ default:
+ fprintf(stdout, "Unknown platform code %d\n", platform);
+ return 1;
+ }
+
+
+ if (argc == 1) {
+ print_command_error();
+ }
+
+ if (argc > 1) {
+ if (strcmp(argv[1], "list") == 0) {
+ list_pins();
+ } else if (strcmp(argv[1], "help") == 0) {
+ print_help();
+ } else if (strcmp(argv[1], "set") == 0) {
+ if (argc == 4) {
+ int pin = atoi(argv[2]);
+ if (gpio_set(pin, atoi(argv[3])) != MRAA_SUCCESS)
+ fprintf(stdout, "Could not initialize gpio %d\n", pin);
+ } else
+ print_command_error();
+ } else if (strcmp(argv[1], "get") == 0) {
+ if (argc == 3) {
+ int pin = atoi(argv[2]);
+ int level;
+ if (gpio_get(pin, &level) == MRAA_SUCCESS)
+ fprintf(stdout, "Pin %d = %d\n", pin, level);
+ else
+ fprintf(stdout, "Could not initialize gpio %d\n", pin);
+ } else
+ print_command_error();
+ } else {
+ print_command_error();
+ }
+ }
+ return 0;
+}