NXP LPC LWIP port documentation  v1.10
LWIP port for LPC devices
C:/dev/git/lwip_work/lpc43xx/lwip_lpc/nxpcommon/arch/sys_arch.h
00001 /*
00002  * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
00003  * All rights reserved. 
00004  * 
00005  * Redistribution and use in source and binary forms, with or without modification, 
00006  * are permitted provided that the following conditions are met:
00007  *
00008  * 1. Redistributions of source code must retain the above copyright notice,
00009  *    this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright notice,
00011  *    this list of conditions and the following disclaimer in the documentation
00012  *    and/or other materials provided with the distribution.
00013  * 3. The name of the author may not be used to endorse or promote products
00014  *    derived from this software without specific prior written permission. 
00015  *
00016  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
00017  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
00018  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
00019  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
00020  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
00021  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
00022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
00023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
00024  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
00025  * OF SUCH DAMAGE.
00026  *
00027  * This file is part of the lwIP TCP/IP stack.
00028  * 
00029  * Author: Adam Dunkels <adam@sics.se>
00030  *
00031  */
00032 #ifndef __ARCH_SYS_ARCH_H__
00033 #define __ARCH_SYS_ARCH_H__
00034 
00035 #include "lwip/opt.h"
00036 
00037 #if NO_SYS == 0
00038 #include "FreeRTOS.h"
00039 #include "task.h"
00040 #include "queue.h"
00041 #include "semphr.h"
00042 
00043 #define SYS_MBOX_NULL         ( ( xQueueHandle ) NULL )
00044 #define SYS_SEM_NULL          ( ( xSemaphoreHandle ) NULL )
00045 #define SYS_DEFAULT_THREAD_STACK_DEPTH  configMINIMAL_STACK_SIZE
00046 
00047 typedef xSemaphoreHandle sys_sem_t;
00048 typedef xSemaphoreHandle sys_mutex_t;
00049 typedef xQueueHandle sys_mbox_t;
00050 typedef xTaskHandle sys_thread_t;
00051 typedef int sys_prot_t;
00052 
00053 #define sys_mbox_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
00054 #define sys_mbox_set_invalid( x ) ( ( *x ) = NULL )
00055 #define sys_sem_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
00056 #define sys_sem_set_invalid( x ) ( ( *x ) = NULL )
00057 #endif
00058 
00059 #endif /* __ARCH_SYS_ARCH_H__ */