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if_qereg.h revision 1.7.8.1
      1  1.7.8.1   kent /*	$NetBSD: if_qereg.h,v 1.7.8.1 2005/04/29 11:29:14 kent Exp $ */
      2      1.1  ragge /*
      3      1.1  ragge  * Copyright (c) 1988 Regents of the University of California.
      4      1.1  ragge  * All rights reserved.
      5      1.1  ragge  *
      6      1.1  ragge  * This code is derived from software contributed to Berkeley by
      7      1.1  ragge  * Digital Equipment Corp.
      8      1.1  ragge  *
      9      1.1  ragge  * Redistribution and use in source and binary forms, with or without
     10      1.1  ragge  * modification, are permitted provided that the following conditions
     11      1.1  ragge  * are met:
     12      1.1  ragge  * 1. Redistributions of source code must retain the above copyright
     13      1.1  ragge  *    notice, this list of conditions and the following disclaimer.
     14      1.1  ragge  * 2. Redistributions in binary form must reproduce the above copyright
     15      1.1  ragge  *    notice, this list of conditions and the following disclaimer in the
     16      1.1  ragge  *    documentation and/or other materials provided with the distribution.
     17      1.7    agc  * 3. Neither the name of the University nor the names of its contributors
     18      1.1  ragge  *    may be used to endorse or promote products derived from this software
     19      1.1  ragge  *    without specific prior written permission.
     20      1.1  ragge  *
     21      1.1  ragge  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22      1.1  ragge  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23      1.1  ragge  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24      1.1  ragge  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25      1.1  ragge  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26      1.1  ragge  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27      1.1  ragge  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28      1.1  ragge  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29      1.1  ragge  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30      1.1  ragge  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31      1.1  ragge  * SUCH DAMAGE.
     32      1.1  ragge  *
     33      1.1  ragge  *	@(#)if_qereg.h	7.3 (Berkeley) 6/28/90
     34      1.1  ragge  */
     35      1.1  ragge 
     36      1.1  ragge /* @(#)if_qereg.h	1.2 (ULTRIX) 1/3/85 */
     37  1.7.8.1   kent 
     38      1.1  ragge /****************************************************************
     39      1.1  ragge  *								*
     40      1.1  ragge  *        Licensed from Digital Equipment Corporation 		*
     41      1.1  ragge  *                       Copyright (c) 				*
     42      1.1  ragge  *               Digital Equipment Corporation			*
     43      1.1  ragge  *                   Maynard, Massachusetts 			*
     44      1.1  ragge  *                         1985, 1986 				*
     45      1.1  ragge  *                    All rights reserved. 			*
     46      1.1  ragge  *								*
     47      1.1  ragge  *        The Information in this software is subject to change *
     48      1.1  ragge  *   without notice and should not be construed as a commitment *
     49      1.1  ragge  *   by  Digital  Equipment  Corporation.   Digital   makes  no *
     50      1.1  ragge  *   representations about the suitability of this software for *
     51      1.1  ragge  *   any purpose.  It is supplied "As Is" without expressed  or *
     52      1.1  ragge  *   implied  warranty. 					*
     53      1.1  ragge  *								*
     54      1.1  ragge  *        If the Regents of the University of California or its *
     55      1.1  ragge  *   licensees modify the software in a manner creating  	*
     56      1.3     pk  *   derivative copyright rights, appropriate copyright  	*
     57      1.3     pk  *   legends may be placed on  the derivative work in addition  *
     58      1.1  ragge  *   to that set forth above. 					*
     59      1.1  ragge  *								*
     60      1.1  ragge  ****************************************************************/
     61      1.1  ragge /* ---------------------------------------------------------------------
     62  1.7.8.1   kent  * Modification History
     63      1.1  ragge  *
     64      1.1  ragge  *  13 Feb. 84 -- rjl
     65      1.1  ragge  *
     66      1.1  ragge  *	Initial version of driver. derived from IL driver.
     67  1.7.8.1   kent  *
     68      1.1  ragge  * ---------------------------------------------------------------------
     69      1.1  ragge  */
     70  1.7.8.1   kent 
     71      1.1  ragge /*
     72  1.7.8.1   kent  * Digital Q-BUS to NI Adapter
     73      1.1  ragge  */
     74      1.5  ragge #ifdef notdef
     75      1.1  ragge struct qedevice {
     76  1.7.8.1   kent 	u_short	qe_sta_addr[2];		/* Station address (actually 6	*/
     77  1.7.8.1   kent 	u_short	qe_rcvlist_lo;		/* Receive list lo address	*/
     78  1.7.8.1   kent 	u_short	qe_rcvlist_hi;		/* Receive list hi address	*/
     79  1.7.8.1   kent 	u_short	qe_xmtlist_lo;		/* Transmit list lo address	*/
     80  1.7.8.1   kent 	u_short	qe_xmtlist_hi;		/* Transmit list hi address	*/
     81  1.7.8.1   kent 	u_short	qe_vector;		/* Interrupt vector		*/
     82  1.7.8.1   kent 	u_short	qe_csr;			/* Command and Status Register	*/
     83      1.1  ragge };
     84      1.5  ragge #endif
     85      1.5  ragge 
     86      1.5  ragge /*
     87      1.5  ragge  * Register offsets in register space.
     88      1.5  ragge  */
     89      1.5  ragge #define	QE_CSR_ADDR1	0
     90      1.5  ragge #define	QE_CSR_ADDR2	2
     91      1.5  ragge #define	QE_CSR_RCLL	4
     92      1.5  ragge #define	QE_CSR_RCLH	6
     93      1.5  ragge #define	QE_CSR_XMTL	8
     94      1.5  ragge #define	QE_CSR_XMTH	10
     95      1.5  ragge #define	QE_CSR_VECTOR	12
     96      1.5  ragge #define	QE_CSR_CSR	14
     97  1.7.8.1   kent 
     98      1.1  ragge /*
     99      1.1  ragge  * Command and status bits (csr)
    100      1.1  ragge  */
    101      1.1  ragge #define QE_RCV_ENABLE	0x0001		/* Receiver enable		*/
    102      1.1  ragge #define QE_RESET	0x0002		/* Software reset		*/
    103      1.6    wiz #define QE_NEX_MEM_INT	0x0004		/* Non existent mem interrupt	*/
    104      1.1  ragge #define QE_LOAD_ROM	0x0008		/* Load boot/diag from rom	*/
    105      1.1  ragge #define QE_XL_INVALID	0x0010		/* Transmit list invalid	*/
    106      1.1  ragge #define QE_RL_INVALID	0x0020		/* Receive list invalid		*/
    107      1.1  ragge #define QE_INT_ENABLE	0x0040		/* Interrupt enable		*/
    108      1.1  ragge #define QE_XMIT_INT	0x0080		/* Transmit interrupt		*/
    109  1.7.8.1   kent #define QE_ILOOP	0x0100		/* Internal loopback		*/
    110      1.1  ragge #define QE_ELOOP	0x0200		/* External loopback		*/
    111      1.1  ragge #define QE_STIM_ENABLE	0x0400		/* Sanity timer enable		*/
    112      1.1  ragge #define QE_POWERUP	0x1000		/* Tranceiver power on		*/
    113      1.1  ragge #define QE_CARRIER	0x2000		/* Carrier detect		*/
    114      1.1  ragge #define QE_RCV_INT	0x8000		/* Receiver interrupt		*/
    115  1.7.8.1   kent 
    116      1.1  ragge /*
    117      1.1  ragge  * Transmit and receive ring discriptor ---------------------------
    118      1.1  ragge  *
    119      1.1  ragge  * The QNA uses the flag, status1 and the valid bit as a handshake/semiphore
    120  1.7.8.1   kent  * mechinism.
    121  1.7.8.1   kent  *
    122      1.1  ragge  * The flag word is written on ( bits 15,15 set to 1 ) when it reads the
    123      1.1  ragge  * descriptor. If the valid bit is set it considers the address to be valid.
    124      1.1  ragge  * When it uses the buffer pointed to by the valid address it sets status word
    125      1.1  ragge  * one.
    126      1.1  ragge  */
    127      1.1  ragge struct qe_ring	{
    128      1.1  ragge 	u_short qe_flag;		/* Buffer utilization flags	*/
    129      1.5  ragge 	u_short qe_addr_hi;
    130      1.1  ragge 	u_short qe_addr_lo;		/* Low order bits of address	*/
    131      1.1  ragge 	short qe_buf_len;		/* Negative buffer length	*/
    132      1.1  ragge 	u_short qe_status1;		/* Status word one		*/
    133      1.1  ragge 	u_short qe_status2;		/* Status word two		*/
    134      1.1  ragge };
    135      1.5  ragge 
    136      1.5  ragge /*
    137      1.5  ragge  * High word address control bits.
    138      1.5  ragge  */
    139      1.5  ragge #define	QE_VALID		0x8000
    140      1.5  ragge #define	QE_CHAIN		0x4000
    141      1.5  ragge #define	QE_EOMSG		0x2000
    142      1.5  ragge #define	QE_SETUP		0x1000
    143      1.5  ragge #define	QE_ODDEND		0x0080
    144      1.5  ragge #define	QE_ODDBEGIN		0x0040
    145  1.7.8.1   kent 
    146      1.1  ragge /*
    147      1.1  ragge  * Status word definations (receive)
    148      1.1  ragge  *	word1
    149      1.1  ragge  */
    150      1.1  ragge #define QE_OVF			0x0001	/* Receiver overflow		*/
    151      1.1  ragge #define QE_CRCERR		0x0002	/* CRC error			*/
    152      1.1  ragge #define QE_FRAME		0x0004	/* Framing alignment error	*/
    153      1.1  ragge #define QE_SHORT		0x0008	/* Packet size < 10 bytes	*/
    154      1.1  ragge #define QE_RBL_HI		0x0700	/* Hi bits of receive len	*/
    155      1.1  ragge #define QE_RUNT			0x0800	/* Runt packet			*/
    156      1.1  ragge #define QE_DISCARD		0x1000	/* Discard the packet		*/
    157      1.1  ragge #define QE_ESETUP		0x2000	/* Looped back setup or eloop	*/
    158      1.1  ragge #define QE_ERROR		0x4000	/* Receiver error		*/
    159      1.1  ragge #define QE_LASTNOT		0x8000	/* Not the last in the packet	*/
    160      1.1  ragge /*	word2								*/
    161      1.1  ragge #define QE_RBL_LO		0x00ff	/* Low bits of receive len	*/
    162  1.7.8.1   kent 
    163      1.1  ragge /*
    164      1.1  ragge  * Status word definations (transmit)
    165      1.1  ragge  *	word1
    166      1.1  ragge  */
    167      1.1  ragge #define QE_CCNT			0x00f0	/* Collision count this packet	*/
    168      1.1  ragge #define QE_FAIL			0x0100	/* Heart beat check failure	*/
    169      1.1  ragge #define QE_ABORT		0x0200	/* Transmission abort		*/
    170      1.1  ragge #define QE_STE16		0x0400	/* Sanity timer default on	*/
    171      1.1  ragge #define QE_NOCAR		0x0800	/* No carrier			*/
    172      1.1  ragge #define QE_LOSS			0x1000	/* Loss of carrier while xmit	*/
    173      1.1  ragge /*	word2								*/
    174      1.1  ragge #define QE_TDR			0x3fff	/* Time domain reflectometry	*/
    175  1.7.8.1   kent 
    176      1.1  ragge /*
    177      1.1  ragge  * General constant definations
    178      1.1  ragge  */
    179  1.7.8.1   kent #define QEALLOC			0	/* Allocate an mbuf		*/
    180      1.1  ragge #define QENOALLOC		1	/* No mbuf allocation		*/
    181      1.1  ragge #define QEDEALLOC		2	/* Release an mbuf chain	*/
    182  1.7.8.1   kent 
    183      1.1  ragge #define QE_NOTYET		0x8000	/* Descriptor not in use yet	*/
    184      1.1  ragge #define QE_INUSE		0x4000	/* Descriptor being used by QNA	*/
    185      1.1  ragge #define QE_MASK			0xc000	/* Lastnot/error/used mask	*/
    186      1.2  ragge 
    187      1.2  ragge /*
    188      1.2  ragge  * Values for the length of the setup packet that control reception filter.
    189      1.2  ragge  */
    190      1.5  ragge #define	QE_SETUPLEN		128	/* Size of setup packet		*/
    191      1.5  ragge #define QE_ALLMULTI		1	/* Receive all multicasts	*/
    192      1.5  ragge #define QE_PROMISC		2	/* Receive all packets		*/
    193