restore UAVCAN bootloader support

- essentially reverting #7878 minus the obsolete board support
2026-10-22 20:23:34 +08:00 · 2020-04-19 16:10:09 -04:00
parent 7c533e5a53
commit a3ad710623
30 changed files with 6658 additions and 3 deletions
@@ -0,0 +1,75 @@
+/****************************************************************************
+ *
+ *   Copyright (c) 2015 PX4 Development Team. All rights reserved.
+ *       Author: Ben Dyer <ben_dyer@mac.com>
+ *               Pavel Kirienko <pavel.kirienko@zubax.com>
+ *               David Sidrane <david_s5@nscdg.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name PX4 nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#pragma once
+
+#define CRC16_INITIAL           0xFFFFu
+#define CRC16_OUTPUT_XOR        0x0000u
+#define CRC64_INITIAL           0xFFFFFFFFFFFFFFFFull
+#define CRC64_OUTPUT_XOR        0xFFFFFFFFFFFFFFFFull
+
+/****************************************************************************
+ * Name: util_srand
+ *
+ * Description:
+ *   This function seeds the random number generator
+ *
+ *
+ * Input Parameters:
+ *   seed    - The seed
+ *
+ * Returned value:
+ *   None
+ *
+ ****************************************************************************/
+void util_srand(uint16_t seed);
+
+/****************************************************************************
+ * Name: util_random
+ *
+ * Description:
+ *   This function returns a random number between min and max
+ *
+ *
+ * Input Parameters:
+ *   min    - The minimum value the return value can be.
+ *   max    - The maximum value the return value can be.
+ *
+ * Returned value:
+ *   A random number
+ *
+ ****************************************************************************/
+uint16_t util_random(uint16_t min, uint16_t max);