aal2.h

摩托罗拉Motolola公司网络处理器C3的示范代码.实现了ATM的AAL2层交换功能.想了解网络处理器的可以

/*
 *  Copyright (c) 2001, 2002 C-Port Corporation
 *  All Rights Reserved
 *
 *  The information contained in this file is confidential and proprietary.
 *  Any reproduction, use or disclosure, in whole or in part, of this
 *  program, including any attempt to obtain a human-readable version of this
 *  program, without the express, prior written consent of C-Port
 *  Corporation is strictly prohibited.
 */

#ifndef AAL2_H
#define AAL2_H

#include <dcpKernelSvcs.h>

#define MAX_QUEUES_PER_PROC         4
#define NUMBER_OF_CPS               16
#define NUMBER_OF_PROCS             18

#define CPprocID(x)   (((ProcCP & 0xFF) << 16) | (x))
#define XPprocID      ((ProcXP & 0xFF) << 16)
#define FPprocID      ((ProcFP & 0xFF) << 16)

#define ATM_CP_FIRST      4
#define ATM_CP_LAST       5

#define QOS_CP_FIRST      6
#define QOS_CP_LAST       7

#define AAL2_RX_CLUSTER1_FIRST  0
#define AAL2_RX_CLUSTER1_LAST   3 
#define AAL2_RX_CLUSTER3_FIRST  8
#define AAL2_RX_CLUSTER3_LAST   9 

#define AAL2_TX_CP_FIRST  10
#define AAL2_TX_CP_LAST   15

#define ATM_CP(x)     ((x) >= ATM_CP_FIRST     && (x) <= ATM_CP_LAST)
#define QOS_CP(x)     ((x) >= QOS_CP_FIRST  && (x) <= QOS_CP_LAST)
#define AAL2_RX_CP(x) (((x) >= AAL2_RX_CLUSTER1_FIRST && (x) <= AAL2_RX_CLUSTER1_LAST) ||\
                       ((x) >= AAL2_RX_CLUSTER3_FIRST && (x) <= AAL2_RX_CLUSTER3_LAST))
#define AAL2_TX_CP(x) ((x) >= AAL2_TX_CP_FIRST && (x) <= AAL2_TX_CP_LAST)

#undef APPLICATION_EVENT(id)
#ifdef AAL2_APP_EVENT
#define APPLICATION_EVENT(id) {  \
    asm (".set noat"); \
    asm volatile("andi $0, $0, " #id); \
    asm (".set at"); \
}
#endif
#endif /* AAL2_H */