/*
 *************************************************************************
 * Ralink Tech Inc.
 * 5F., No.36, Taiyuan St., Jhubei City,
 * Hsinchu County 302,
 * Taiwan, R.O.C.
 *
 * (c) Copyright 2002-2007, Ralink Technology, Inc.
 *
 * This program is free software; you can redistribute it and/or modify  *
 * it under the terms of the GNU General Public License as published by  *
 * the Free Software Foundation; either version 2 of the License, or     *
 * (at your option) any later version.                                   *
 *                                                                       *
 * This program is distributed in the hope that it will be useful,       *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 * GNU General Public License for more details.                          *
 *                                                                       *
 * You should have received a copy of the GNU General Public License     *
 * along with this program; if not, write to the                         *
 * Free Software Foundation, Inc.,                                       *
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 *                                                                       *
 *************************************************************************
 */

/***********************************************************************/
/*                                                                     */
/*   Program:    rt_linux.c                                            */
/*   Created:    4/21/2006 1:17:38 PM                                  */
/*   Author:     Wu Xi-Kun                                             */
/*   Comments:   `description`                                         */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/* History:                                                            */
/*    Revision 1.1 4/21/2006 1:17:38 PM  xsikun                        */
/*    Initial revision                                                 */
/*                                                                     */
/***********************************************************************/

#include "rtmp_type.h"
#include <linux/module.h>
#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/kthread.h>

#include <linux/spinlock.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/wireless.h>
#include <linux/proc_fs.h>
#include <linux/delay.h>
#include <linux/if_arp.h>
#include <linux/ctype.h>
#include <linux/vmalloc.h>


#include <net/iw_handler.h>

// load firmware
#define __KERNEL_SYSCALLS__
#include <linux/unistd.h>
#include <asm/uaccess.h>


#define MEM_ALLOC_FLAG      (GFP_ATOMIC) //(GFP_DMA | GFP_ATOMIC)

#ifndef IFNAMSIZ
#define IFNAMSIZ 16
#endif

//#define CONFIG_CKIP_SUPPORT

#undef __inline
#define __inline	   static inline

typedef int (*HARD_START_XMIT_FUNC)(struct sk_buff *skb, struct net_device *net_dev);

// add by kathy

#ifdef CONFIG_STA_SUPPORT

#ifdef RT2870
#define STA_PROFILE_PATH			"/etc/Wireless/RT2870STA/RT2870STA.dat"
#define STA_RT2870_IMAGE_FILE_NAME  "/etc/Wireless/RT2870STA/rt2870.bin"
#define STA_NIC_DEVICE_NAME			"RT2870STA"
#define STA_DRIVER_VERSION			"1.4.0.0"
#ifdef MULTIPLE_CARD_SUPPORT
#define CARD_INFO_PATH			"/etc/Wireless/RT2870STA/RT2870STACard.dat"
#endif // MULTIPLE_CARD_SUPPORT //
#endif // RT2870 //

#endif // CONFIG_STA_SUPPORT //


#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)

#define RTMP_TIME_AFTER(a,b)		\
	(typecheck(unsigned long, (unsigned long)a) && \
	 typecheck(unsigned long, (unsigned long)b) && \
	 ((long)(b) - (long)(a) < 0))

#define RTMP_TIME_AFTER_EQ(a,b)	\
	(typecheck(unsigned long, (unsigned long)a) && \
	 typecheck(unsigned long, (unsigned long)b) && \
	 ((long)(a) - (long)(b) >= 0))
#define RTMP_TIME_BEFORE(a,b)	RTMP_TIME_AFTER_EQ(b,a)
#else
#define RTMP_TIME_AFTER(a,b) time_after(a, b)
#endif

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
#define RT_MOD_INC_USE_COUNT() \
	if (!try_module_get(THIS_MODULE)) \
	{ \
		DBGPRINT(RT_DEBUG_ERROR, ("%s: cannot reserve module\n", __func__)); \
		return -1; \
	}

#define RT_MOD_DEC_USE_COUNT() module_put(THIS_MODULE);
#else
#define RT_MOD_INC_USE_COUNT()	MOD_INC_USE_COUNT;
#define RT_MOD_DEC_USE_COUNT() MOD_DEC_USE_COUNT;
#endif

#define OS_HZ			HZ

#define ETH_LENGTH_OF_ADDRESS	6

#define IN
#define OUT

#define NDIS_STATUS                             INT
#define NDIS_STATUS_SUCCESS                     0x00
#define NDIS_STATUS_FAILURE                     0x01
#define NDIS_STATUS_INVALID_DATA				0x02
#define NDIS_STATUS_RESOURCES                   0x03

#define MIN_NET_DEVICE_FOR_AID			0x00		//0x00~0x3f
#define MIN_NET_DEVICE_FOR_MBSSID		0x00		//0x00,0x10,0x20,0x30
#define MIN_NET_DEVICE_FOR_WDS			0x10		//0x40,0x50,0x60,0x70
#define MIN_NET_DEVICE_FOR_APCLI		0x20
#define MIN_NET_DEVICE_FOR_MESH			0x30
#ifdef CONFIG_STA_SUPPORT
#define MIN_NET_DEVICE_FOR_DLS			0x40
#endif // CONFIG_STA_SUPPORT //


#ifdef CONFIG_STA_SUPPORT
#define NDIS_PACKET_TYPE_DIRECTED		0
#define NDIS_PACKET_TYPE_MULTICAST		1
#define NDIS_PACKET_TYPE_BROADCAST		2
#define NDIS_PACKET_TYPE_ALL_MULTICAST	3
#endif // CONFIG_STA_SUPPORT //

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
typedef	struct pid *	THREAD_PID;
#define	GET_PID(_v)	find_get_pid(_v)
#define	GET_PID_NUMBER(_v)	pid_nr(_v)
#define CHECK_PID_LEGALITY(_pid)	if (pid_nr(_pid) >= 0)
#define KILL_THREAD_PID(_A, _B, _C)	kill_pid(_A, _B, _C)
#else
typedef	pid_t	THREAD_PID;
#define	GET_PID(_v)	_v
#define	GET_PID_NUMBER(_v)	_v
#define CHECK_PID_LEGALITY(_pid)	if (_pid >= 0)
#define KILL_THREAD_PID(_A, _B, _C)	kill_proc(_A, _B, _C)
#endif

struct os_lock  {
	spinlock_t		lock;
	unsigned long  	flags;
};


struct os_cookie {

#ifdef RT2870
	struct usb_device	*pUsb_Dev;

	struct task_struct	*MLMEThr_task;
	struct task_struct	*RTUSBCmdThr_task;
	struct task_struct	*TimerQThr_task;
#endif // RT2870 //

	struct tasklet_struct 	rx_done_task;
	struct tasklet_struct 	mgmt_dma_done_task;
	struct tasklet_struct 	ac0_dma_done_task;
	struct tasklet_struct 	ac1_dma_done_task;
	struct tasklet_struct 	ac2_dma_done_task;
	struct tasklet_struct 	ac3_dma_done_task;
	struct tasklet_struct 	hcca_dma_done_task;
	struct tasklet_struct	tbtt_task;
#ifdef RT2870
	struct tasklet_struct	null_frame_complete_task;
	struct tasklet_struct	rts_frame_complete_task;
	struct tasklet_struct	pspoll_frame_complete_task;
#endif // RT2870 //


	unsigned long			apd_pid; //802.1x daemon pid
	INT						ioctl_if_type;
	INT 					ioctl_if;
};

typedef struct _VIRTUAL_ADAPTER
{
	struct net_device		*RtmpDev;
	struct net_device		*VirtualDev;
} VIRTUAL_ADAPTER, PVIRTUAL_ADAPTER;

#undef  ASSERT
#define ASSERT(x)                                                               \
{                                                                               \
    if (!(x))                                                                   \
    {                                                                           \
        printk(KERN_WARNING __FILE__ ":%d assert " #x "failed\n", __LINE__);    \
    }                                                                           \
}

typedef struct os_cookie	* POS_COOKIE;
typedef struct pci_dev 		* PPCI_DEV;
typedef struct net_device	* PNET_DEV;
typedef void				* PNDIS_PACKET;
typedef char				NDIS_PACKET;
typedef PNDIS_PACKET		* PPNDIS_PACKET;
typedef	dma_addr_t			NDIS_PHYSICAL_ADDRESS;
typedef	dma_addr_t			* PNDIS_PHYSICAL_ADDRESS;
//typedef struct timer_list	RALINK_TIMER_STRUCT;
//typedef struct timer_list	* PRALINK_TIMER_STRUCT;
//typedef struct os_lock		NDIS_SPIN_LOCK;
typedef spinlock_t			NDIS_SPIN_LOCK;
typedef struct timer_list	NDIS_MINIPORT_TIMER;
typedef void				* NDIS_HANDLE;
typedef char 				* PNDIS_BUFFER;


void hex_dump(char *str, unsigned char *pSrcBufVA, unsigned int SrcBufLen);

dma_addr_t linux_pci_map_single(void *handle, void *ptr, size_t size, int sd_idx, int direction);
void linux_pci_unmap_single(void *handle, dma_addr_t dma_addr, size_t size, int direction);


////////////////////////////////////////
// MOVE TO rtmp.h ?
/////////////////////////////////////////
#define PKTSRC_NDIS             0x7f
#define PKTSRC_DRIVER           0x0f
#define PRINT_MAC(addr)	\
	addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]


#define RT2860_PCI_DEVICE_ID		0x0601


#ifdef RT2870
#define PCI_MAP_SINGLE(_handle, _ptr, _size, _dir) (ULONG)0

#define PCI_UNMAP_SINGLE(_handle, _ptr, _size, _dir)
#endif // RT2870 //


#define BEACON_FRAME_DMA_CACHE_WBACK(_ptr, _size)	\
	dma_cache_wback(_ptr, _size)


//////////////////////////////////////////
//
//////////////////////////////////////////


#define NdisMIndicateStatus(_w, _x, _y, _z)

typedef struct timer_list	RTMP_OS_TIMER;

#ifdef RT2870
/* ----------------- Timer Related MARCO ---------------*/
// In RT2870, we have a lot of timer functions and will read/write register, it's
//	not allowed in Linux USB sub-system to do it ( because of sleep issue when submit
//  to ctrl pipe). So we need a wrapper function to take care it.

typedef VOID (*RT2870_TIMER_HANDLE)(
	IN  PVOID   SystemSpecific1,
	IN  PVOID   FunctionContext,
	IN  PVOID   SystemSpecific2,
	IN  PVOID   SystemSpecific3);
#endif // RT2870 //


typedef struct  _RALINK_TIMER_STRUCT    {
    RTMP_OS_TIMER		TimerObj;       // Ndis Timer object
	BOOLEAN				Valid;			// Set to True when call RTMPInitTimer
    BOOLEAN             State;          // True if timer cancelled
    BOOLEAN	      		PeriodicType;	// True if timer is periodic timer
    BOOLEAN             Repeat;         // True if periodic timer
    ULONG               TimerValue;     // Timer value in milliseconds
	ULONG				cookie;			// os specific object
#ifdef RT2870
	RT2870_TIMER_HANDLE	handle;
	void				*pAd;
#endif // RT2870 //
}   RALINK_TIMER_STRUCT, *PRALINK_TIMER_STRUCT;


#ifdef RT2870

typedef enum _RT2870_KERNEL_THREAD_STATUS_
{
	RT2870_THREAD_UNKNOWN = 0,
	RT2870_THREAD_INITED = 1,
	RT2870_THREAD_RUNNING = 2,
	RT2870_THREAD_STOPED = 4,
}RT2870_KERNEL_THREAD_STATUS;

#define RT2870_THREAD_CAN_DO_INSERT		(RT2870_THREAD_INITED |RT2870_THREAD_RUNNING)

typedef struct _RT2870_TIMER_ENTRY_
{
	RALINK_TIMER_STRUCT 			*pRaTimer;
	struct _RT2870_TIMER_ENTRY_ 	*pNext;
}RT2870_TIMER_ENTRY;


#define TIMER_QUEUE_SIZE_MAX	128
typedef struct _RT2870_TIMER_QUEUE_
{
	unsigned int		status;
	//wait_queue_head_t 	timerWaitQ;
	//atomic_t			count;
	UCHAR				*pTimerQPoll;
	RT2870_TIMER_ENTRY	*pQPollFreeList;
	RT2870_TIMER_ENTRY 	*pQHead;
	RT2870_TIMER_ENTRY 	*pQTail;
}RT2870_TIMER_QUEUE;
#endif // RT2870 //


//#define DBG	1

//
//  MACRO for debugging information
//

#ifdef DBG
extern ULONG    RTDebugLevel;

#define DBGPRINT_RAW(Level, Fmt)    \
{                                   \
    if (Level <= RTDebugLevel)      \
    {                               \
        printk Fmt;               \
    }                               \
}

#define DBGPRINT(Level, Fmt)    DBGPRINT_RAW(Level, Fmt)


#define DBGPRINT_ERR(Fmt)           \
{                                   \
    printk("ERROR!!! ");          \
    printk Fmt;                  \
}

#define DBGPRINT_S(Status, Fmt)		\
{									\
	printk Fmt;					\
}


#else
#define DBGPRINT(Level, Fmt)
#define DBGPRINT_RAW(Level, Fmt)
#define DBGPRINT_S(Status, Fmt)
#define DBGPRINT_ERR(Fmt)
#endif


//
//  spin_lock enhanced for Nested spin lock
//
#define NdisAllocateSpinLock(__lock)      \
{                                       \
    spin_lock_init((spinlock_t *)(__lock));               \
}

#define NdisFreeSpinLock(lock)          \
{                                       \
}


#define RTMP_SEM_LOCK(__lock)					\
{												\
	spin_lock_bh((spinlock_t *)(__lock));				\
}

#define RTMP_SEM_UNLOCK(__lock)					\
{												\
	spin_unlock_bh((spinlock_t *)(__lock));				\
}

#if 0 // sample, IRQ LOCK
#define RTMP_IRQ_LOCK(__lock, __irqflags)					\
{													\
	spin_lock_irqsave((spinlock_t *)__lock, __irqflags);	\
	pAd->irq_disabled |= 1; \
}

#define RTMP_IRQ_UNLOCK(__lock, __irqflag)						\
{														\
	pAd->irq_disabled &= 0; \
	spin_unlock_irqrestore((spinlock_t *)(__lock), ((unsigned long)__irqflag));	\
}
#else

// sample, use semaphore lock to replace IRQ lock, 2007/11/15
#define RTMP_IRQ_LOCK(__lock, __irqflags)			\
{													\
	__irqflags = 0;									\
	spin_lock_bh((spinlock_t *)(__lock));			\
	pAd->irq_disabled |= 1; \
}

#define RTMP_IRQ_UNLOCK(__lock, __irqflag)			\
{													\
	pAd->irq_disabled &= 0; \
	spin_unlock_bh((spinlock_t *)(__lock));			\
}

#define RTMP_INT_LOCK(__lock, __irqflags)			\
{													\
	spin_lock_irqsave((spinlock_t *)__lock, __irqflags);	\
}

#define RTMP_INT_UNLOCK(__lock, __irqflag)			\
{													\
	spin_unlock_irqrestore((spinlock_t *)(__lock), ((unsigned long)__irqflag));	\
}
#endif


#ifdef RT2870
//Patch for ASIC turst read/write bug, needs to remove after metel fix
#define RTMP_IO_READ32(_A, _R, _pV)								\
	RTUSBReadMACRegister(_A, _R, _pV)

#define RTMP_IO_READ8(_A, _R, _pV)								\
{																\
}

#define RTMP_IO_WRITE32(_A, _R, _V)								\
	RTUSBWriteMACRegister(_A, _R, _V)


#define RTMP_IO_WRITE8(_A, _R, _V)								\
{																\
	USHORT	_Val = _V;											\
	RTUSBSingleWrite(_A, _R, _Val);								\
}


#define RTMP_IO_WRITE16(_A, _R, _V)								\
{																\
	RTUSBSingleWrite(_A, _R, _V);								\
}
#endif // RT2870 //

#ifndef wait_event_interruptible_timeout
#define __wait_event_interruptible_timeout(wq, condition, ret) \
do { \
        wait_queue_t __wait; \
        init_waitqueue_entry(&__wait, current); \
        add_wait_queue(&wq, &__wait); \
        for (;;) { \
                set_current_state(TASK_INTERRUPTIBLE); \
                if (condition) \
                        break; \
                if (!signal_pending(current)) { \
                        ret = schedule_timeout(ret); \
                        if (!ret) \
                                break; \
                        continue; \
                } \
                ret = -ERESTARTSYS; \
                break; \
        } \
        current->state = TASK_RUNNING; \
        remove_wait_queue(&wq, &__wait); \
} while (0)

#define wait_event_interruptible_timeout(wq, condition, timeout) \
({ \
        long __ret = timeout; \
        if (!(condition)) \
                __wait_event_interruptible_timeout(wq, condition, __ret); \
        __ret; \
})
#endif
#define ONE_TICK 1
#define OS_WAIT(_time) \
{	int _i; \
	long _loop = ((_time)/(1000/OS_HZ)) > 0 ? ((_time)/(1000/OS_HZ)) : 1;\
	wait_queue_head_t _wait; \
	init_waitqueue_head(&_wait); \
	for (_i=0; _i<(_loop); _i++) \
		wait_event_interruptible_timeout(_wait, 0, ONE_TICK); }


typedef void (*TIMER_FUNCTION)(unsigned long);

#define COPY_MAC_ADDR(Addr1, Addr2)             memcpy((Addr1), (Addr2), MAC_ADDR_LEN)

#define MlmeAllocateMemory(_pAd, _ppVA) os_alloc_mem(_pAd, _ppVA, MGMT_DMA_BUFFER_SIZE)
#define MlmeFreeMemory(_pAd, _pVA)     os_free_mem(_pAd, _pVA)


#ifdef RT2870
#define BUILD_TIMER_FUNCTION(_func)													\
void linux_##_func(unsigned long data)												\
{																					\
	PRALINK_TIMER_STRUCT	_pTimer = (PRALINK_TIMER_STRUCT)data;					\
	RT2870_TIMER_ENTRY		*_pQNode;												\
	RTMP_ADAPTER			*_pAd;													\
																				\
	_pTimer->handle = _func;															\
	_pAd = (RTMP_ADAPTER *)_pTimer->pAd;												\
	_pQNode = RT2870_TimerQ_Insert(_pAd, _pTimer); 									\
	if ((_pQNode == NULL) && (_pAd->TimerQ.status & RT2870_THREAD_CAN_DO_INSERT))	\
		RTMP_OS_Add_Timer(&_pTimer->TimerObj, HZ);               					\
}
#endif // RT2870 //


#define DECLARE_TIMER_FUNCTION(_func)			\
void linux_##_func(unsigned long data)

#define GET_TIMER_FUNCTION(_func)				\
		linux_##_func

DECLARE_TIMER_FUNCTION(MlmePeriodicExec);
DECLARE_TIMER_FUNCTION(MlmeRssiReportExec);
DECLARE_TIMER_FUNCTION(AsicRxAntEvalTimeout);
DECLARE_TIMER_FUNCTION(APSDPeriodicExec);
DECLARE_TIMER_FUNCTION(AsicRfTuningExec);
#ifdef RT2870
DECLARE_TIMER_FUNCTION(BeaconUpdateExec);
#endif // RT2870 //


#ifdef CONFIG_STA_SUPPORT
DECLARE_TIMER_FUNCTION(BeaconTimeout);
DECLARE_TIMER_FUNCTION(ScanTimeout);
DECLARE_TIMER_FUNCTION(AuthTimeout);
DECLARE_TIMER_FUNCTION(AssocTimeout);
DECLARE_TIMER_FUNCTION(ReassocTimeout);
DECLARE_TIMER_FUNCTION(DisassocTimeout);
DECLARE_TIMER_FUNCTION(LinkDownExec);
#ifdef LEAP_SUPPORT
DECLARE_TIMER_FUNCTION(LeapAuthTimeout);
#endif
DECLARE_TIMER_FUNCTION(StaQuickResponeForRateUpExec);
DECLARE_TIMER_FUNCTION(WpaDisassocApAndBlockAssoc);
DECLARE_TIMER_FUNCTION(PsPollWakeExec);
DECLARE_TIMER_FUNCTION(RadioOnExec);

#ifdef QOS_DLS_SUPPORT
DECLARE_TIMER_FUNCTION(DlsTimeoutAction);
#endif // QOS_DLS_SUPPORT //
#endif // CONFIG_STA_SUPPORT //

void RTMP_GetCurrentSystemTime(LARGE_INTEGER *time);


/*
 * packet helper
 * 	- convert internal rt packet to os packet or
 *             os packet to rt packet
 */
#define RTPKT_TO_OSPKT(_p)		((struct sk_buff *)(_p))
#define OSPKT_TO_RTPKT(_p)		((PNDIS_PACKET)(_p))

#define GET_OS_PKT_DATAPTR(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->data)

#define GET_OS_PKT_LEN(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->len)

#define GET_OS_PKT_DATATAIL(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->tail)

#define GET_OS_PKT_HEAD(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->head)

#define GET_OS_PKT_END(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->end)

#define GET_OS_PKT_NETDEV(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->dev)

#define GET_OS_PKT_TYPE(_pkt) \
		(RTPKT_TO_OSPKT(_pkt))

#define GET_OS_PKT_NEXT(_pkt) \
		(RTPKT_TO_OSPKT(_pkt)->next)


#define OS_NTOHS(_Val) \
		(ntohs(_Val))
#define OS_HTONS(_Val) \
		(htons(_Val))
#define OS_NTOHL(_Val) \
		(ntohl(_Val))
#define OS_HTONL(_Val) \
		(htonl(_Val))

/* statistics counter */
#define STATS_INC_RX_PACKETS(_pAd, _dev)
#define STATS_INC_TX_PACKETS(_pAd, _dev)

#define STATS_INC_RX_BYTESS(_pAd, _dev, len)
#define STATS_INC_TX_BYTESS(_pAd, _dev, len)

#define STATS_INC_RX_ERRORS(_pAd, _dev)
#define STATS_INC_TX_ERRORS(_pAd, _dev)

#define STATS_INC_RX_DROPPED(_pAd, _dev)
#define STATS_INC_TX_DROPPED(_pAd, _dev)


#define CB_OFF  10


//   check DDK NDIS_PACKET data structure and find out only MiniportReservedEx[0..7] can be used by our driver without
//   ambiguity. Fields after pPacket->MiniportReservedEx[8] may be used by other wrapper layer thus crashes the driver
//
//#define RTMP_GET_PACKET_MR(_p)			(RTPKT_TO_OSPKT(_p))

// User Priority
#define RTMP_SET_PACKET_UP(_p, _prio)			(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0] = _prio)
#define RTMP_GET_PACKET_UP(_p)					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0])

// Fragment #
#define RTMP_SET_PACKET_FRAGMENTS(_p, _num)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1] = _num)
#define RTMP_GET_PACKET_FRAGMENTS(_p)			(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1])

// 0x0 ~0x7f: TX to AP's own BSS which has the specified AID. if AID>127, set bit 7 in RTMP_SET_PACKET_EMACTAB too.
//(this value also as MAC(on-chip WCID) table index)
// 0x80~0xff: TX to a WDS link. b0~6: WDS index
#define RTMP_SET_PACKET_WCID(_p, _wdsidx)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2] = _wdsidx)
#define RTMP_GET_PACKET_WCID(_p)          		((UCHAR)(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2]))

// 0xff: PKTSRC_NDIS, others: local TX buffer index. This value affects how to a packet
#define RTMP_SET_PACKET_SOURCE(_p, _pktsrc)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3] = _pktsrc)
#define RTMP_GET_PACKET_SOURCE(_p)       		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3])

// RTS/CTS-to-self protection method
#define RTMP_SET_PACKET_RTS(_p, _num)      		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4] = _num)
#define RTMP_GET_PACKET_RTS(_p)          		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4])
// see RTMP_S(G)ET_PACKET_EMACTAB

// TX rate index
#define RTMP_SET_PACKET_TXRATE(_p, _rate)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5] = _rate)
#define RTMP_GET_PACKET_TXRATE(_p)		  		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5])

// From which Interface
#define RTMP_SET_PACKET_IF(_p, _ifdx)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6] = _ifdx)
#define RTMP_GET_PACKET_IF(_p)		  		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6])
#define RTMP_SET_PACKET_NET_DEVICE_MBSSID(_p, _bss)		RTMP_SET_PACKET_IF((_p), (_bss))
#define RTMP_SET_PACKET_NET_DEVICE_WDS(_p, _bss)		RTMP_SET_PACKET_IF((_p), ((_bss) + MIN_NET_DEVICE_FOR_WDS))
#define RTMP_SET_PACKET_NET_DEVICE_APCLI(_p, _idx)   	RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_APCLI))
#define RTMP_SET_PACKET_NET_DEVICE_MESH(_p, _idx)   	RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_MESH))
#define RTMP_GET_PACKET_NET_DEVICE_MBSSID(_p)			RTMP_GET_PACKET_IF((_p))
#define RTMP_GET_PACKET_NET_DEVICE(_p)					RTMP_GET_PACKET_IF((_p))

#define RTMP_SET_PACKET_MOREDATA(_p, _morebit)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7] = _morebit)
#define RTMP_GET_PACKET_MOREDATA(_p)				(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7])

//#define RTMP_SET_PACKET_NET_DEVICE_MBSSID(_p, _bss)	(RTPKT_TO_OSPKT(_p)->cb[8] = _bss)
//#define RTMP_GET_PACKET_NET_DEVICE_MBSSID(_p)		(RTPKT_TO_OSPKT(_p)->cb[8])


#if 0
//#define RTMP_SET_PACKET_DHCP(_p, _flg)   	(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] = _flg)
//#define RTMP_GET_PACKET_DHCP(_p)         	(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11])
#else
//
//	Sepcific Pakcet Type definition
//
#define RTMP_PACKET_SPECIFIC_CB_OFFSET	11

#define RTMP_PACKET_SPECIFIC_DHCP		0x01
#define RTMP_PACKET_SPECIFIC_EAPOL		0x02
#define RTMP_PACKET_SPECIFIC_IPV4		0x04
#define RTMP_PACKET_SPECIFIC_WAI		0x08
#define RTMP_PACKET_SPECIFIC_VLAN		0x10
#define RTMP_PACKET_SPECIFIC_LLCSNAP	0x20

//Specific
#define RTMP_SET_PACKET_SPECIFIC(_p, _flg)	   	(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] = _flg)

//DHCP
#define RTMP_SET_PACKET_DHCP(_p, _flg)   													\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_DHCP);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_DHCP);	\
			}while(0)
#define RTMP_GET_PACKET_DHCP(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_DHCP)

//EAPOL
#define RTMP_SET_PACKET_EAPOL(_p, _flg)   													\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_EAPOL);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_EAPOL);	\
			}while(0)
#define RTMP_GET_PACKET_EAPOL(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_EAPOL)

//WAI
#define RTMP_SET_PACKET_WAI(_p, _flg)   													\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_WAI);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_WAI);	\
			}while(0)
#define RTMP_GET_PACKET_WAI(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_WAI)

#define RTMP_GET_PACKET_LOWRATE(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & (RTMP_PACKET_SPECIFIC_EAPOL | RTMP_PACKET_SPECIFIC_DHCP | RTMP_PACKET_SPECIFIC_WAI))

//VLAN
#define RTMP_SET_PACKET_VLAN(_p, _flg)   													\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_VLAN);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_VLAN);	\
			}while(0)
#define RTMP_GET_PACKET_VLAN(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_VLAN)

//LLC/SNAP
#define RTMP_SET_PACKET_LLCSNAP(_p, _flg)   													\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_LLCSNAP);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_LLCSNAP);		\
			}while(0)

#define RTMP_GET_PACKET_LLCSNAP(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_LLCSNAP)

// IP
#define RTMP_SET_PACKET_IPV4(_p, _flg)														\
			do{																				\
				if (_flg)																	\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_IPV4);		\
				else																		\
					(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_IPV4);	\
			}while(0)

#define RTMP_GET_PACKET_IPV4(_p)		(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_IPV4)

#endif


// If this flag is set, it indicates that this EAPoL frame MUST be clear.
#define RTMP_SET_PACKET_CLEAR_EAP_FRAME(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12] = _flg)
#define RTMP_GET_PACKET_CLEAR_EAP_FRAME(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12])

#define RTMP_SET_PACKET_5VT(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22] = _flg)
#define RTMP_GET_PACKET_5VT(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22])


#ifdef CONFIG_5VT_ENHANCE
#define BRIDGE_TAG 0x35564252    // depends on 5VT define in br_input.c
#endif


#define NDIS_SET_PACKET_STATUS(_p, _status)


#define GET_SG_LIST_FROM_PACKET(_p, _sc)	\
    rt_get_sg_list_from_packet(_p, _sc)


#define NdisMoveMemory(Destination, Source, Length) memmove(Destination, Source, Length)
#define NdisZeroMemory(Destination, Length)         memset(Destination, 0, Length)
#define NdisFillMemory(Destination, Length, Fill)   memset(Destination, Fill, Length)
#define NdisEqualMemory(Source1, Source2, Length)   (!memcmp(Source1, Source2, Length))
#define RTMPEqualMemory(Source1, Source2, Length)	(!memcmp(Source1, Source2, Length))


#define RTMP_INC_REF(_A)		0
#define RTMP_DEC_REF(_A)		0
#define RTMP_GET_REF(_A)		0


/*
 * ULONG
 * RTMP_GetPhysicalAddressLow(
 *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 */
#define RTMP_GetPhysicalAddressLow(PhysicalAddress)		(PhysicalAddress)

/*
 * ULONG
 * RTMP_GetPhysicalAddressHigh(
 *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 */
#define RTMP_GetPhysicalAddressHigh(PhysicalAddress)		(0)

/*
 * VOID
 * RTMP_SetPhysicalAddressLow(
 *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 *   IN ULONG  Value);
 */
#define RTMP_SetPhysicalAddressLow(PhysicalAddress, Value)	\
			PhysicalAddress = Value;

/*
 * VOID
 * RTMP_SetPhysicalAddressHigh(
 *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 *   IN ULONG  Value);
 */
#define RTMP_SetPhysicalAddressHigh(PhysicalAddress, Value)


//CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
#define QUEUE_ENTRY_TO_PACKET(pEntry) \
	(PNDIS_PACKET)(pEntry)

#define PACKET_TO_QUEUE_ENTRY(pPacket) \
	(PQUEUE_ENTRY)(pPacket)


#ifndef CONTAINING_RECORD
#define CONTAINING_RECORD(address, type, field)			\
((type *)((PCHAR)(address) - offsetof(type, field)))
#endif


#define RELEASE_NDIS_PACKET(_pAd, _pPacket, _Status)                    \
{                                                                       \
        RTMPFreeNdisPacket(_pAd, _pPacket);                             \
}


#define SWITCH_PhyAB(_pAA, _pBB)    \
{                                                                           \
    ULONG	AABasePaHigh;                           \
    ULONG	AABasePaLow;                           \
    ULONG	BBBasePaHigh;                           \
    ULONG	BBBasePaLow;                           \
    BBBasePaHigh = RTMP_GetPhysicalAddressHigh(_pBB);                                                 \
    BBBasePaLow = RTMP_GetPhysicalAddressLow(_pBB);                                                 \
    AABasePaHigh = RTMP_GetPhysicalAddressHigh(_pAA);                                                 \
    AABasePaLow = RTMP_GetPhysicalAddressLow(_pAA);                                                 \
    RTMP_SetPhysicalAddressHigh(_pAA, BBBasePaHigh);                                                 \
    RTMP_SetPhysicalAddressLow(_pAA, BBBasePaLow);                                                 \
    RTMP_SetPhysicalAddressHigh(_pBB, AABasePaHigh);                                                 \
    RTMP_SetPhysicalAddressLow(_pBB, AABasePaLow);                                                 \
}


#define NdisWriteErrorLogEntry(_a, _b, _c, _d)
#define NdisMAllocateMapRegisters(_a, _b, _c, _d, _e)		NDIS_STATUS_SUCCESS


#define NdisAcquireSpinLock		RTMP_SEM_LOCK
#define NdisReleaseSpinLock		RTMP_SEM_UNLOCK

static inline void NdisGetSystemUpTime(ULONG *time)
{
	*time = jiffies;
}

//pPacket = CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
#define QUEUE_ENTRY_TO_PKT(pEntry) \
		((PNDIS_PACKET) (pEntry))

int rt28xx_packet_xmit(struct sk_buff *skb);


void rtmp_os_thread_init(PUCHAR pThreadName, PVOID pNotify);