diff options
author | Theo de Raadt <deraadt@cvs.openbsd.org> | 1996-01-05 15:51:22 +0000 |
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committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 1996-01-05 15:51:22 +0000 |
commit | 7dfd93155cd2a8edf70ac08adc968da161c2bec1 (patch) | |
tree | 189cab1d0efa8d972c42f9f718aa6cf33307a46f /sys/arch/hp300/stand/if_lereg.h | |
parent | b8f87567e49cbec0c0b07a5cc67302b3e65f3013 (diff) |
from netbsd:
Add the last revision previous to the switch to the MI LANCE code of
hp300/dev/if_lereg.h to the standalone code; the standalone LANCE driver
for the hp300 needs it.
Diffstat (limited to 'sys/arch/hp300/stand/if_lereg.h')
-rw-r--r-- | sys/arch/hp300/stand/if_lereg.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/sys/arch/hp300/stand/if_lereg.h b/sys/arch/hp300/stand/if_lereg.h new file mode 100644 index 00000000000..2729556a9f4 --- /dev/null +++ b/sys/arch/hp300/stand/if_lereg.h @@ -0,0 +1,162 @@ +/* $NetBSD: if_lereg.h,v 1.1 1996/01/01 18:10:56 thorpej Exp $ */ + +/* + * Copyright (c) 1982, 1990 The Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)if_lereg.h 7.1 (Berkeley) 5/8/90 + */ + +#define LEID 21 + +#define NTBUF 2 +#define TLEN 1 +#define NRBUF 8 +#define RLEN 3 +#define BUFSIZE 1518 + +#define vu_char volatile u_char +#define vu_short volatile u_short + +/* + * LANCE registers. + */ +struct lereg0 { + u_char ler0_pad0; + vu_char ler0_id; /* ID */ + u_char ler0_pad1; + vu_char ler0_status; /* interrupt enable/status */ +}; + +/* + * Control and status bits -- lereg0 + */ +#define LE_IE 0x80 /* interrupt enable */ +#define LE_IR 0x40 /* interrupt requested */ +#define LE_LOCK 0x08 /* lock status register */ +#define LE_ACK 0x04 /* ack of lock */ +#define LE_JAB 0x02 /* loss of tx clock (???) */ +#define LE_IPL(x) ((((x) >> 4) & 0x3) + 3) + +struct lereg1 { + vu_short ler1_rdp; /* data port */ + vu_short ler1_rap; /* register select port */ +}; + +/* + * Control and status bits -- lereg1 + */ +#define LE_SERR 0x8000 +#define LE_BABL 0x4000 +#define LE_CERR 0x2000 +#define LE_MISS 0x1000 +#define LE_MERR 0x0800 +#define LE_RINT 0x0400 +#define LE_TINT 0x0200 +#define LE_IDON 0x0100 +#define LE_INTR 0x0080 +#define LE_INEA 0x0040 +#define LE_RXON 0x0020 +#define LE_TXON 0x0010 +#define LE_TDMD 0x0008 +#define LE_STOP 0x0004 +#define LE_STRT 0x0002 +#define LE_INIT 0x0001 + +#define LE_BSWP 0x0004 +#define LE_ACON 0x0002 +#define LE_BCON 0x0001 + +/* + * Overlayed on 16K dual-port RAM. + * Current size is 15,284 bytes with 8 x 1518 receive buffers and + * 2 x 1518 transmit buffers. + */ + +/* + * LANCE initialization block + */ +struct init_block { + u_short mode; /* mode register */ + u_char padr[6]; /* ethernet address */ + u_long ladrf[2]; /* logical address filter (multicast) */ + u_short rdra; /* low order pointer to receive ring */ + u_short rlen; /* high order pointer and no. rings */ + u_short tdra; /* low order pointer to transmit ring */ + u_short tlen; /* high order pointer and no rings */ +}; + +/* + * Mode bits -- init_block + */ +#define LE_PROM 0x8000 /* promiscuous */ +#define LE_INTL 0x0040 /* internal loopback */ +#define LE_DRTY 0x0020 /* disable retry */ +#define LE_COLL 0x0010 /* force collision */ +#define LE_DTCR 0x0008 /* disable transmit crc */ +#define LE_LOOP 0x0004 /* loopback */ +#define LE_DTX 0x0002 /* disable transmitter */ +#define LE_DRX 0x0001 /* disable receiver */ +#define LE_NORMAL 0x0000 + +/* + * Message descriptor + */ +struct mds { + u_short addr; + u_short flags; + u_short bcnt; + u_short mcnt; +}; + +/* Message descriptor flags */ +#define LE_OWN 0x8000 /* owner bit, 0=host, 1=LANCE */ +#define LE_ERR 0x4000 /* error */ +#define LE_STP 0x0200 /* start of packet */ +#define LE_ENP 0x0100 /* end of packet */ + +/* Receive ring status flags */ +#define LE_FRAM 0x2000 /* framing error error */ +#define LE_OFLO 0x1000 /* silo overflow */ +#define LE_CRC 0x0800 /* CRC error */ +#define LE_RBUFF 0x0400 /* buffer error */ + +/* Transmit ring status flags */ +#define LE_MORE 0x1000 /* more than 1 retry */ +#define LE_ONE 0x0800 /* one retry */ +#define LE_DEF 0x0400 /* deferred transmit */ + +/* Transmit errors */ +#define LE_TBUFF 0x8000 /* buffer error */ +#define LE_UFLO 0x4000 /* silo underflow */ +#define LE_LCOL 0x1000 /* late collision */ +#define LE_LCAR 0x0800 /* loss of carrier */ +#define LE_RTRY 0x0400 /* tried 16 times */ |