/*
        Copyright 1999, Be Incorporated.   All Rights Reserved.
        This file may be used under the terms of the Be Sample Code License.
*/
/*
 * etherpci_private.h
 * Copyright (c) 1998 Be, Inc.  All Rights Reserved 
 *
 * Definitions private to ne2000 PCI ethernet driver
 *
 * Modification History (most recent first):
 *
 * 18 May 98    malyn   new today
 */

#ifndef _ETHERPCI_PRIVATE_H
#define _ETHERPCI_PRIVATE_H

#ifndef _KERNEL_EXPORT_H
#include <KernelExport.h>
#endif

/*
 * Wait this long before giving up on an ethernet transmit
 */
#define ETHER_TRANSMIT_TIMEOUT ((bigtime_t)1000000)     /* one second */

#define NIRQS 128       //x hmm...

#define MAX_MULTI 14

#define ETHER_BUF_START_NE2000  0x4000
#define ETHER_BUF_SIZE_NE2000   0x4000

#define ETHER_BUF_SIZE_MAX              ETHER_BUF_SIZE_NE2000

#define ETHER_MTU 1500
#define ETHER_MIN_SIZE 60
#define ETHER_MAX_SIZE 1514
#define ETHER_IRQ2 0x10
#define ETHER_IRQ3 0x20
#define ETHER_IRQ4 0x40
#define ETHER_IRQ5 0x80


#define ECNTRL_RESET    0x01         
#define ECNTRL_ONBOARD  0x02         
#define ECNTRL_SAPROM   0x04         

#define EGACFR_NORM             0x49
#define EGACFR_IRQOFF   0xc9

#define EC_PAGE_SIZE 256
#define EC_PAGE_SHIFT 8

#define EN_CCMD    0x0

#define EN0_STARTPG     0x01    
#define EN0_STOPPG      0x02    
#define EN0_BOUNDARY 0x03
#define EN0_TPSR        0x04    
#define EN0_TCNTLO      0x05
#define EN0_TCNTHI      0x06
#define EN0_ISR         0x07    
#define EN0_RADDRLO     0x08
#define EN0_RADDRHI     0x09
#define EN0_RCNTLO      0x0a
#define EN0_RCNTHI      0x0b

#define NE_DATA         0x10
#define NE_RESET        0x1f

#define ISR_RECEIVE 0x01
#define ISR_TRANSMIT 0x02
#define ISR_RECEIVE_ERROR 0x04
#define ISR_TRANSMIT_ERROR 0x08
#define ISR_OVERWRITE   0x10
#define ISR_COUNTER     0x20
#define ISR_DMADONE 0x40
#define ISR_RESET   0x80

#define EN0_RXCR        0xc     
#define EN0_TXCR        0xd     
#define EN0_DCFG        0xe
#define EN0_IMR         0xf     

#define EN0_CNTR0       0x0d
#define EN0_CNTR1       0x0e
#define EN0_CNTR2       0x0f

#define DCFG_BM8        0x48
#define DCFG_BM16       0x49

#define EN1_PHYS        0x1
#define EN1_CURPAG      0x7     
#define EN1_MULT        0x8

#define ENRXCR_MON      0x20    
#define ENRXCR_MCST     0x08
#define ENRXCR_BCST     0x04

#define TXCR_LOOPBACK   0x02

#define ENC_PAGE0       0x00
#define ENC_STOP        0x01
#define ENC_START   0x02
#define ENC_TRANS       0x04
#define ENC_DMAREAD 0x08
#define ENC_DMAWRITE 0x10
#define ENC_NODMA       0x20
#define ENC_PAGE1       0x40


#define RSR_INTACT      0x01

#define TSR_ABORTED             0x08
#define TSR_UNDERRUN    0x20
#define TSR_HEARTBEAT   0x40

#define ETHER_ADDR_LEN 6

/*
 * Maximum iterations to poll before assuming error
 */
#define MAXWAIT 10000


/*
 * Swap the bytes in a short, but not on a little-endian machine
 */
static const union { long l; char b[4]; } ENDIAN_TEST = { 1 };
#define LITTLE_ENDIAN ENDIAN_TEST.b[0]
#define SWAPSHORT(x) (((x & 0xff) << 8) | ((x >> 8) & 0xff))
#define swapshort(x) (LITTLE_ENDIAN ? (x) : SWAPSHORT(x))


/*
 * NS8390 ring header structure
 */
typedef struct ring_header      {
        unsigned char status;
        unsigned char next_packet;
        unsigned short count;
} ring_header;

#endif