linux-imx

/* drivers/atm/zatm.c - ZeitNet ZN122x device driver */

/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */

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#include <linux/module.h>

#include <linux/kernel.h>

#include <linux/mm.h>

#include <linux/pci.h>

#include <linux/errno.h>

#include <linux/atm.h>

#include <linux/atmdev.h>

#include <linux/sonet.h>

#include <linux/skbuff.h>

#include <linux/netdevice.h>

#include <linux/delay.h>

#include <linux/uio.h>

#include <linux/init.h>

#include <linux/interrupt.h>

#include <linux/dma-mapping.h>

#include <linux/atm_zatm.h>

#include <linux/capability.h>

#include <linux/bitops.h>

#include <linux/wait.h>

#include <linux/slab.h>

#include <asm/byteorder.h>

#include <asm/string.h>

#include <asm/io.h>

#include <linux/atomic.h>

#include <linux/uaccess.h>

#include <linux/nospec.h>

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#include "uPD98401.h"

#include "uPD98402.h"

#include "zeprom.h"

#include "zatm.h"

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/*

 * TODO:

 *

 * Minor features

 *  - support 64 kB SDUs (will have to use multibuffer batches then :-( )

 *  - proper use of CDV, credit = max(1,CDVT*PCR)

 *  - AAL0

 *  - better receive timestamps

 *  - OAM

 */

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#define ZATM_COPPER 1

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#if 0

#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args)

#else

#define DPRINTK(format,args...)

#endif

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#ifndef CONFIG_ATM_ZATM_DEBUG

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#define NULLCHECK(x)

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#define EVENT(s,a,b)

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static void event_dump(void)

{

}

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#else

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/* 

 * NULL pointer checking

 */

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#define NULLCHECK(x) \

  if ((unsigned long) (x) < 0x30) printk(KERN_CRIT #x "==0x%x\n", (int) (x))

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/*

 * Very extensive activity logging. Greatly improves bug detection speed but

 * costs a few Mbps if enabled.

 */

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#define EV 64

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static const char *ev[EV];

static unsigned long ev_a[EV],ev_b[EV];

static int ec = 0;

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