ar6000_drv.h

Linux下SDIO设备的驱动程序

/*
 * Copyright (c) 2004-2006 Atheros Communications Inc.
 *
 *  Wireless Network driver for Atheros AR6001
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  published by the Free Software Foundation;
 *
 *  Software distributed under the License is distributed on an "AS
 *  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 *  implied. See the License for the specific language governing
 *  rights and limitations under the License.
 *
 *
 * This file contains the definitions for the AR6000 linux driver.
 *
 */

#ifndef _AR6000_H_
#define _AR6000_H_

#ifdef __cplusplus
extern "C" {
#endif

#define MAX_AR6000                  1
#define AR6000_MAX_RX_BUFFERS       16
#define AR6000_BUFFER_SIZE          1552
#define AR6000_DATA_OFFSET          64
#define AR6000_TX_TIMEOUT           10
#define AR6000_ETH_ADDR_LEN         6
#define AR6000_MAX_ENDPOINTS        4
#define MAX_NODE_NUM                15
#define MAX_COOKIE_NUM              150

struct ar_wep_key {
    A_UINT8                 arKeyIndex;
    A_UINT8                 arKeyLen;
    A_UINT8                 arKey[64];
} ;

struct ar_node_mapping {
    A_UINT8                 macAddress[6];
    A_UINT8                 epId;
    A_UINT8                 txPending;
};

struct ar_cookie {
    A_UINT32               arc_bp[2];    /* Must be first field */
    struct ar_cookie *arc_list_next;
};

typedef struct ar6_softc {
    struct net_device       *arNetDev;    /* net_device pointer */
    void                    *arWmi;
    int                     arTxPending[AR6000_MAX_ENDPOINTS];
    int                     arTotalTxDataPending;
    A_UINT8                 arNumDataEndPts;
    A_BOOL                  arWmiEnabled;
    A_BOOL                  arWmiReady;
    A_BOOL                  arConnected;
    void                    *arHtcTarget;
    void                    *arHifDevice;
    spinlock_t              arLock;
    struct semaphore        arSem;
    int                     arRxBuffers[AR6000_MAX_ENDPOINTS];
    int                     arSsidLen;
    u_char                  arSsid[32];
    A_UINT8                 arNetworkType;
    A_UINT8                 arDot11AuthMode;
    A_UINT8                 arAuthMode;
    A_UINT8                 arPairwiseCrypto;
    A_UINT8                 arPairwiseCryptoLen;
    A_UINT8                 arGroupCrypto;
    A_UINT8                 arGroupCryptoLen;
    A_UINT8                 arDefTxKeyIndex;
    struct ar_wep_key       arWepKeyList[WMI_MAX_KEY_INDEX + 1];
    A_UINT8                 arBssid[6];
    A_UINT8                 arReqBssid[6];
    A_UINT16                arChannelHint;
    A_UINT16                arBssChannel;
    A_UINT16                arListenInterval;
    struct ar6000_version   arVersion;
    A_INT8                  arRssi;
    A_UINT8                 arTxPwr;
    A_BOOL                  arTxPwrSet;
    A_INT32                 arBitRate;
    struct net_device_stats arNetStats;
    struct iw_statistics    arIwStats;
    A_INT8                  arNumChannels;
    A_UINT16                arChannelList[32];
    A_UINT32                arRegCode;
    A_BOOL                  statsUpdatePending;
    TARGET_STATS            arTargetStats;
    A_INT8                  arMaxRetries;
    A_UINT8                 arPhyCapability;
    AR6000_WLAN_STATE       arWlanState;
    struct ar_node_mapping  arNodeMap[MAX_NODE_NUM];
    A_UINT8                 arIbssPsEnable;
    A_UINT8                 arNodeNum;
    A_UINT8                 arNexEpId;
    struct ar_cookie        *arCookieList;
    A_BOOL                  arConnectPending;
} AR_SOFTC_T;

struct ar_giwscan_param {
    char    *current_ev;
    char    *end_buf;
    A_BOOL  firstPass;
};

#define AR6000_STAT_INC(ar, stat)       (ar->arNetStats.stat++)

#define AR6000_SPIN_LOCK(lock, param)   do {                            \
    if (irqs_disabled()) {                                              \
        AR_DEBUG_PRINTF("IRQs disabled:AR6000_LOCK\n");                 \
    }                                                                   \
    spin_lock_bh(lock);                                                 \
} while (0)

#define AR6000_SPIN_UNLOCK(lock, param) do {                            \
    if (irqs_disabled()) {                                              \
        AR_DEBUG_PRINTF("IRQs disabled: AR6000_UNLOCK\n");              \
    }                                                                   \
    spin_unlock_bh(lock);                                               \
} while (0)

#ifdef __cplusplus
}
#endif

#endif /* _AR6000_H_ */