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/*
* linux/dp83840.h: definitions for DP83840 MII-compatible transceivers
*
* Copyright (C) 1996, 1999 David S. Miller (davem@redhat.com)
*/
#ifndef __LINUX_DP83840_H
#define __LINUX_DP83840_H
#include <linux/mii.h>
/*
* Data sheets and programming docs for the DP83840 are available at
* from http://www.national.com/
*
* The DP83840 is capable of both 10 and 100Mbps ethernet, in both
* half and full duplex mode. It also supports auto negotiation.
*
* But.... THIS THING IS A PAIN IN THE ASS TO PROGRAM!
* Debugging eeprom burnt code is more fun than programming this chip!
*/
/* First, the MII register numbers (actually DP83840 register numbers). */
#define MII_CSCONFIG 0x17 /* CS configuration */
/* The Carrier Sense config register. */
#define CSCONFIG_RESV1 0x0001 /* Unused... */
#define CSCONFIG_LED4 0x0002 /* Pin for full-dplx LED4 */
#define CSCONFIG_LED1 0x0004 /* Pin for conn-status LED1 */
#define CSCONFIG_RESV2 0x0008 /* Unused... */
#define CSCONFIG_TCVDISAB 0x0010 /* Turns off the transceiver */
#define CSCONFIG_DFBYPASS 0x0020 /* Bypass disconnect function */
#define CSCONFIG_GLFORCE 0x0040 /* Good link force for 100mbps */
#define CSCONFIG_CLKTRISTATE 0x0080 /* Tristate 25m clock */
#define CSCONFIG_RESV3 0x0700 /* Unused... */
#define CSCONFIG_ENCODE 0x0800 /* 1=MLT-3, 0=binary */
#define CSCONFIG_RENABLE 0x1000 /* Repeater mode enable */
#define CSCONFIG_TCDISABLE 0x2000 /* Disable timeout counter */
#define CSCONFIG_RESV4 0x4000 /* Unused... */
#define CSCONFIG_NDISABLE 0x8000 /* Disable NRZI */
#endif /* __LINUX_DP83840_H */
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