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-rw-r--r--src/osmo-bts-oc2g/hw_misc.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/src/osmo-bts-oc2g/hw_misc.c b/src/osmo-bts-oc2g/hw_misc.c
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+++ b/src/osmo-bts-oc2g/hw_misc.c
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+/* Misc HW routines for NuRAN Wireless OC-2G BTS */
+
+/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
+ *
+ * Based on sysmoBTS:
+ * (C) 2012 by Harald Welte <laforge@gnumonks.org>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <stdint.h>
+#include <unistd.h>
+#include <limits.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <osmocom/core/utils.h>
+
+#include "hw_misc.h"
+
+int oc2gbts_led_set(enum oc2gbts_led_color c)
+{
+ int fd, rc;
+ uint8_t cmd[2];
+
+ switch (c) {
+ case LED_OFF:
+ cmd[0] = 0;
+ cmd[1] = 0;
+ break;
+ case LED_RED:
+ cmd[0] = 1;
+ cmd[1] = 0;
+ break;
+ case LED_GREEN:
+ cmd[0] = 0;
+ cmd[1] = 1;
+ break;
+ case LED_ORANGE:
+ cmd[0] = 1;
+ cmd[1] = 1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ fd = open("/var/oc2g/leds/led0/brightness", O_WRONLY);
+ if (fd < 0)
+ return -ENODEV;
+
+ rc = write(fd, cmd[0] ? "1" : "0", 2);
+ if (rc != 2) {
+ close(fd);
+ return -1;
+ }
+ close(fd);
+
+ fd = open("/var/oc2g/leds/led1/brightness", O_WRONLY);
+ if (fd < 0)
+ return -ENODEV;
+
+ rc = write(fd, cmd[1] ? "1" : "0", 2);
+ if (rc != 2) {
+ close(fd);
+ return -1;
+ }
+ close(fd);
+ return 0;
+}