2 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
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3 * All rights reserved.
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5 * Redistribution and use in source and binary forms, with or without modification,
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6 * are permitted provided that the following conditions are met:
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8 * 1. Redistributions of source code must retain the above copyright notice,
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9 * this list of conditions and the following disclaimer.
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10 * 2. Redistributions in binary form must reproduce the above copyright notice,
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11 * this list of conditions and the following disclaimer in the documentation
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12 * and/or other materials provided with the distribution.
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13 * 3. The name of the author may not be used to endorse or promote products
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14 * derived from this software without specific prior written permission.
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16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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27 * This file is part of the lwIP TCP/IP stack.
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29 * Author: Adam Dunkels <adam@sics.se>
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32 #ifndef __ARCH_SYS_ARCH_H__
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33 #define __ARCH_SYS_ARCH_H__
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35 #include "FreeRTOS.h"
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40 #define SYS_MBOX_NULL (xQueueHandle)0
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41 #define SYS_SEM_NULL (xSemaphoreHandle)0
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42 #define SYS_DEFAULT_THREAD_STACK_DEPTH configMINIMAL_STACK_SIZE
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44 typedef xSemaphoreHandle sys_sem_t;
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45 typedef xSemaphoreHandle sys_mutex_t;
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46 typedef xQueueHandle sys_mbox_t;
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47 typedef xTaskHandle sys_thread_t;
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49 typedef struct _sys_arch_state_t
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51 // Task creation data.
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52 char cTaskName[configMAX_TASK_NAME_LEN];
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53 unsigned short nStackDepth;
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54 unsigned short nTaskCount;
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57 #define sys_mbox_valid( x ) ( (*x == NULL) ? 0 : 1 )
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58 #define sys_mbox_set_invalid( x ) ( *x = NULL )
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59 #define sys_sem_valid( x ) ( (*x == NULL) ? 0 : 1 )
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60 #define sys_sem_set_invalid( x ) ( *x = NULL )
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63 #endif /* __ARCH_SYS_ARCH_H__ */
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