a try to add support of FreeRTOS riscV-64 (k210 cpu). first step

1 files changed, 85 insertions, 0 deletions

diff --git a/libiot/sys/list.h b/libiot/sys/list.h
new file mode 100644
index 0000000..ea397e0
--- /dev/null
+++ b/libiot/sys/list.h
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+/*
+ * Copyright (C) 2015 - 2018, IBEROXARXA SERVICIOS INTEGRALES, S.L.
+ * Copyright (C) 2015 - 2018, Jaume Olivé Petrus (jolive@whitecatboard.org)
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of the <organization> nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *     * The WHITECAT logotype cannot be changed, you can remove it, but you
+ *       cannot change it in any way. The WHITECAT logotype is:
+ *
+ *          /\       /\
+ *         /  \_____/  \
+ *        /_____________\
+ *        W H I T E C A T
+ *
+ *     * Redistributions in binary form must retain all copyright notices printed
+ *       to any local or remote output device. This include any reference to
+ *       Lua RTOS, whitecatboard.org, Lua, and other copyright notices that may
+ *       appear in the future.
+ *
+ * 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 <COPYRIGHT HOLDER> 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.
+ *
+ * Lua RTOS driver common functions
+ *
+ */
+
+#ifndef _LIST_H
+#define	_LIST_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "mutex.h"
+
+struct list {
+    struct mtx mutex;
+    struct lstindex *index;
+    struct lstindex *free;
+    struct lstindex *last;
+    uint8_t indexes;
+    uint8_t first_index;
+    uint8_t flags;
+    uint8_t init;
+};
+
+struct lstindex {
+    void *item;
+    uint8_t index;
+    uint8_t deleted;
+    struct lstindex *next;
+    struct lstindex *previous;
+};
+
+#define LIST_DEFAULT 	(1 << 0)
+#define LIST_NOT_INDEXED (1 << 1)
+
+void lstinit(struct list *list, int first_index, uint8_t flags);
+int lstadd(struct list *list, void *item, long *item_index);
+int lstget(struct list *list, long index, void **item);
+int lstremove(struct list *list, long index, int destroy);
+int lstremovec(struct list *list, long index, int destroy, bool compact);
+int lstfirst(struct list *list);
+int lstlast(struct list *list);
+int lstnext(struct list *list, long index);
+void lstdestroy(struct list *list, int items);
+
+#endif	/* _LIST_H */