diff options
Diffstat (limited to 'sys/arch/sparc/dev/if_lereg.h')
| -rw-r--r-- | sys/arch/sparc/dev/if_lereg.h | 141 |
1 files changed, 12 insertions, 129 deletions
diff --git a/sys/arch/sparc/dev/if_lereg.h b/sys/arch/sparc/dev/if_lereg.h index ae4f7626fd2..5035566a439 100644 --- a/sys/arch/sparc/dev/if_lereg.h +++ b/sys/arch/sparc/dev/if_lereg.h @@ -1,9 +1,13 @@ -/* $NetBSD: if_lereg.h,v 1.4 1994/11/20 20:52:22 deraadt Exp $ */ +/* $NetBSD: if_lereg.h,v 1.5 1995/12/10 10:15:07 mycroft Exp $ */ /*- - * Copyright (c) 1982, 1992, 1993 + * Copyright (c) 1995 Charles M. Hannum. All rights reserved. + * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * + * This code is derived from software contributed to Berkeley by + * Ralph Campbell and Rick Macklem. + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: @@ -32,136 +36,15 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)if_lereg.h 8.2 (Berkeley) 10/30/93 + * @(#)if_le.c 8.2 (Berkeley) 11/16/93 */ -#define LEMTU 1518 -#define LEMINSIZE 60 /* should be 64 if mode DTCR is set */ -#define LERBUF 8 -#define LERBUFLOG2 3 -#define LE_RLEN (LERBUFLOG2 << 13) -#define LETBUF 1 -#define LETBUFLOG2 0 -#define LE_TLEN (LETBUFLOG2 << 13) - -/* Local Area Network Controller for Ethernet (LANCE) registers */ -struct lereg1 { - u_short ler1_rdp; /* register data port */ - u_short ler1_rap; /* register address port */ -}; - -/* register addresses */ -#define LE_CSR0 0 /* Control and status register */ -#define LE_CSR1 1 /* low address of init block */ -#define LE_CSR2 2 /* high address of init block */ -#define LE_CSR3 3 /* Bus master and control */ +#define MEMSIZE 0x4000 -/* Control and status register 0 (csr0) */ -#define LE_C0_ERR 0x8000 /* error summary */ -#define LE_C0_BABL 0x4000 /* transmitter timeout error */ -#define LE_C0_CERR 0x2000 /* collision */ -#define LE_C0_MISS 0x1000 /* missed a packet */ -#define LE_C0_MERR 0x0800 /* memory error */ -#define LE_C0_RINT 0x0400 /* receiver interrupt */ -#define LE_C0_TINT 0x0200 /* transmitter interrupt */ -#define LE_C0_IDON 0x0100 /* initalization done */ -#define LE_C0_INTR 0x0080 /* interrupt condition */ -#define LE_C0_INEA 0x0040 /* interrupt enable */ -#define LE_C0_RXON 0x0020 /* receiver on */ -#define LE_C0_TXON 0x0010 /* transmitter on */ -#define LE_C0_TDMD 0x0008 /* transmit demand */ -#define LE_C0_STOP 0x0004 /* disable all external activity */ -#define LE_C0_STRT 0x0002 /* enable external activity */ -#define LE_C0_INIT 0x0001 /* begin initalization */ - -#define LE_C0_BITS \ - "\20\20ERR\17BABL\16CERR\15MISS\14MERR\13RINT\ -\12TINT\11IDON\10INTR\07INEA\06RXON\05TXON\04TDMD\03STOP\02STRT\01INIT" - -/* Control and status register 3 (csr3) */ -#define LE_C3_BSWP 0x4 /* byte swap */ -#define LE_C3_ACON 0x2 /* ALE control, eh? */ -#define LE_C3_BCON 0x1 /* byte control */ /* - * Current size is 13,758 bytes with 8 x 1518 receive buffers and - * 1 x 1518 transmit buffer. + * LANCE registers. */ -struct lereg2 { - /* initialization block */ - u_short ler2_mode; /* mode */ - u_char ler2_padr[6]; /* physical address */ - u_short ler2_ladrf[4]; /* logical address filter */ - u_short ler2_rdra; /* receive descriptor addr */ - u_short ler2_rlen; /* rda high and ring size */ - u_short ler2_tdra; /* transmit descriptor addr */ - u_short ler2_tlen; /* tda high and ring size */ - /* receive message descriptors. bits/hadr are byte order dependent. */ - struct lermd { - u_short rmd0; /* low address of packet */ - u_char rmd1_bits; /* descriptor bits */ - u_char rmd1_hadr; /* high address of packet */ - short rmd2; /* buffer byte count */ - u_short rmd3; /* message byte count */ - } ler2_rmd[LERBUF]; - /* transmit message descriptors */ - struct letmd { - u_short tmd0; /* low address of packet */ - u_char tmd1_bits; /* descriptor bits */ - u_char tmd1_hadr; /* high address of packet */ - short tmd2; /* buffer byte count */ - u_short tmd3; /* transmit error bits */ - } ler2_tmd[LETBUF]; - char ler2_rbuf[LERBUF][LEMTU]; - char ler2_tbuf[LETBUF][LEMTU]; +struct lereg1 { + volatile u_int16_t ler1_rdp; /* data port */ + volatile u_int16_t ler1_rap; /* register select port */ }; - -/* Initialzation block (mode) */ -#define LE_MODE_PROM 0x8000 /* promiscuous mode */ -/* 0x7f80 reserved, must be zero */ -#define LE_MODE_INTL 0x0040 /* internal loopback */ -#define LE_MODE_DRTY 0x0020 /* disable retry */ -#define LE_MODE_COLL 0x0010 /* force a collision */ -#define LE_MODE_DTCR 0x0008 /* disable transmit CRC */ -#define LE_MODE_LOOP 0x0004 /* loopback mode */ -#define LE_MODE_DTX 0x0002 /* disable transmitter */ -#define LE_MODE_DRX 0x0001 /* disable receiver */ -#define LE_MODE_NORMAL 0 /* none of the above */ - - -/* Receive message descriptor 1 (rmd1_bits) */ -#define LE_R1_OWN 0x80 /* LANCE owns the packet */ -#define LE_R1_ERR 0x40 /* error summary */ -#define LE_R1_FRAM 0x20 /* framing error */ -#define LE_R1_OFLO 0x10 /* overflow error */ -#define LE_R1_CRC 0x08 /* CRC error */ -#define LE_R1_BUFF 0x04 /* buffer error */ -#define LE_R1_STP 0x02 /* start of packet */ -#define LE_R1_ENP 0x01 /* end of packet */ - -#define LE_R1_BITS \ - "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP" - -/* Transmit message descriptor 1 (tmd1_bits) */ -#define LE_T1_OWN 0x80 /* LANCE owns the packet */ -#define LE_T1_ERR 0x40 /* error summary */ -#define LE_T1_MORE 0x10 /* multiple collisions */ -#define LE_T1_ONE 0x08 /* single collision */ -#define LE_T1_DEF 0x04 /* defferred transmit */ -#define LE_T1_STP 0x02 /* start of packet */ -#define LE_T1_ENP 0x01 /* end of packet */ - -#define LE_T1_BITS \ - "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP" - -/* Transmit message descriptor 3 (tmd3) */ -#define LE_T3_BUFF 0x8000 /* buffer error */ -#define LE_T3_UFLO 0x4000 /* underflow error */ -#define LE_T3_LCOL 0x1000 /* late collision */ -#define LE_T3_LCAR 0x0800 /* loss of carrier */ -#define LE_T3_RTRY 0x0400 /* retry error */ -#define LE_T3_TDR_MASK 0x03ff /* time domain reflectometry counter */ - -#define LE_XMD2_ONES 0xf000 - -#define LE_T3_BITS \ - "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY" |