sys_arch.h

不带操作系统的LWIP栈

/*
 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
 * All rights reserved. 
 * 
 * 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. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 *
 * This file is part of the lwIP TCP/IP stack.
 * 
 * Author: Adam Dunkels <[e-mail]>
 *
 */

/*
*********************************************************************************************************
*                                               UCOS-II Port
*
*                 Target           : Any processor
*                 Put together by  : Michael Anburaj
*                 URL              : http://geocities.com/michaelanburaj/    Email : [e-mail]
*
*********************************************************************************************************
*/

#ifndef __SYS_ARCH__H__
#define __SYS_ARCH__H__

#include    "os_cpu.h"
#include    "os_cfg.h"
#include    "ucos_ii.h"
#include    "arch/sys_arch_opts.h"

#define SYS_MBOX_NULL   NULL
#define SYS_SEM_NULL    NULL

typedef struct {
    OS_EVENT*   pQ;
    void*       pvQEntries[LWIP_Q_SIZE];
} TQ_DESCR, *PQ_DESCR;
    
typedef OS_EVENT* sys_sem_t;
typedef PQ_DESCR  sys_mbox_t;
typedef INT8U     sys_thread_t;
typedef INT8U     sys_prot_t;

#define  sys_arch_protect(lev)  (lev = EA, EA=0)    /* Disable interrupts                        */
#define  sys_arch_unprotect(lev)   (EA=lev)         /* Enable  interrupts                        */


#endif /* __SYS_ARCH__H__ */