diff options
author | paul <paul@FreeBSD.org> | 2000-05-14 18:27:47 +0000 |
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committer | paul <paul@FreeBSD.org> | 2000-05-14 18:27:47 +0000 |
commit | 4aaede0d990d332405a61d653419630cf96dc2e3 (patch) | |
tree | 60312588c6ddb27a519ee2d0e6b5da2cd48a198e /sys/i386/isa/ic | |
parent | 2ed67f4c59b34aab610696ef0dfbc4a45599df96 (diff) | |
download | FreeBSD-src-4aaede0d990d332405a61d653419630cf96dc2e3.zip FreeBSD-src-4aaede0d990d332405a61d653419630cf96dc2e3.tar.gz |
Remove old lnc files.
Diffstat (limited to 'sys/i386/isa/ic')
-rw-r--r-- | sys/i386/isa/ic/Am7990.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/sys/i386/isa/ic/Am7990.h b/sys/i386/isa/ic/Am7990.h deleted file mode 100644 index 6a5c84b..0000000 --- a/sys/i386/isa/ic/Am7990.h +++ /dev/null @@ -1,173 +0,0 @@ -/* - * Am7990, Local Area Network Controller for Ethernet (LANCE) - * - * Copyright (c) 1994, Paul Richards. This software may be used, - * modified, copied, distributed, and sold, in both source and binary - * form provided that the above copyright and these terms are retained. - * Under no circumstances is the author responsible for the proper - * functioning of this software, nor does the author assume any - * responsibility for damages incurred with its use. - * - * $FreeBSD$ - */ - -/* - * The LANCE has four Control and Status Registers(CSRs) which are accessed - * through two bus addressable ports, the address port (RAP) and the data - * port (RDP). - * - */ - -#define CSR0 0 -#define CSR1 1 -#define CSR2 2 -#define CSR3 3 -#define CSR88 88 -#define CSR89 89 - -#define BCR49 49 -#define BCR32 32 -#define BCR33 33 -#define BCR34 34 - - -/* Control and Status Register Masks */ - -/* CSR0 */ - -#define ERR 0x8000 -#define BABL 0x4000 -#define CERR 0x2000 -#define MISS 0x1000 -#define MERR 0x0800 -#define RINT 0x0400 -#define TINT 0x0200 -#define IDON 0x0100 -#define INTR 0x0080 -#define INEA 0x0040 -#define RXON 0x0020 -#define TXON 0x0010 -#define TDMD 0x0008 -#define STOP 0x0004 -#define STRT 0x0002 -#define INIT 0x0001 - -/* - * CSR3 - * - * Bits 3-15 are reserved. - * - */ - -#define BSWP 0x0004 -#define ACON 0x0002 -#define BCON 0x0001 - -/* Initialisation block */ - -struct init_block { - u_short mode; /* Mode register */ - u_char padr[6]; /* Ethernet address */ - u_char ladrf[8]; /* 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 */ -}; - -/* Initialisation Block Mode Register Masks */ - -#define PROM 0x8000 /* Promiscuous Mode */ -#define DRCVBC 0x4000 /* Disable Receive Broadcast */ -#define DRCVPA 0x2000 /* Disable Receive Physical Address */ -#define DLNKTST 0x1000 /* Disable Link Status */ -#define DAPC 0x0800 /* Disable Automatic Polarity Correction */ -#define MENDECL 0x0400 /* MENDEC Loopback Mode */ -#define LRT 0x0200 /* Low Receive Threshold (T-MAU mode only) */ -#define TSEL 0x0200 /* Transmit Mode Select (AUI mode only) */ -#define PORTSEL 0x0180 /* Port Select bits */ -#define INTL 0x0040 /* Internal Loopback */ -#define DRTY 0x0020 /* Disable Retry */ -#define FCOLL 0x0010 /* Force Collision */ -#define DXMTFCS 0x0008 /* Disable transmit CRC (FCS) */ -#define LOOP 0x0004 /* Loopback Enabl */ -#define DTX 0x0002 /* Disable the transmitter */ -#define DRX 0x0001 /* Disable the receiver */ - -/* - * Message Descriptor Structure - * - * Each transmit or receive descriptor ring entry (RDRE's and TDRE's) - * is composed of 4, 16-bit, message descriptors. They contain the following - * information. - * - * 1. The address of the actual message data buffer in user (host) memory. - * 2. The length of that message buffer. - * 3. The status information for that particular buffer. The eight most - * significant bits of md1 are collectively termed the STATUS of the - * descriptor. - * - * Descriptor md0 contains LADR 0-15, the low order 16 bits of the 24-bit - * address of the actual data buffer. Bits 0-7 of descriptor md1 contain - * HADR, the high order 8-bits of the 24-bit data buffer address. Bits 8-15 - * of md1 contain the status flags of the buffer. Descriptor md2 contains the - * buffer byte count in bits 0-11 as a two's complement number and must have - * 1's written to bits 12-15. For the receive entry md3 has the Message Byte - * Count in bits 0-11, this is the length of the received message and is valid - * only when ERR is cleared and ENP is set. For the transmit entry it contains - * more status information. - * - */ - -struct mds { - u_short md0; - u_short md1; - short md2; - u_short md3; -}; - -/* Receive STATUS flags for md1 */ - -#define OWN 0x8000 /* Owner bit, 0=host, 1=Lance */ -#define MDERR 0x4000 /* Error */ -#define FRAM 0x2000 /* Framing error error */ -#define OFLO 0x1000 /* Silo overflow */ -#define CRC 0x0800 /* CRC error */ -#define RBUFF 0x0400 /* Buffer error */ -#define STP 0x0200 /* Start of packet */ -#define ENP 0x0100 /* End of packet */ -#define HADR 0x00FF /* High order address bits */ - -/* Receive STATUS flags for md2 */ - -#define BCNT 0x0FFF /* Size of data buffer as 2's comp. no. */ - -/* Receive STATUS flags for md3 */ - -#define MCNT 0x0FFF /* Total size of data for received packet */ - -/* Transmit STATUS flags for md1 */ - -#define ADD_FCS 0x2000 /* Controls generation of FCS */ -#define MORE 0x1000 /* Indicates more than one retry was needed */ -#define ONE 0x0800 /* Exactly one retry was needed */ -#define DEF 0x0400 /* Packet transmit deferred -- channel busy */ - -/* - * Transmit status flags for md2 - * - * Same as for receive descriptor. - * - * BCNT 0x0FFF Size of data buffer as 2's complement number. - * - */ - -/* Transmit status flags for md3 */ - -#define TBUFF 0x8000 /* Buffer error */ -#define UFLO 0x4000 /* Silo underflow */ -#define LCOL 0x1000 /* Late collision */ -#define LCAR 0x0800 /* Loss of carrier */ -#define RTRY 0x0400 /* Tried 16 times */ -#define TDR 0x03FF /* Time domain reflectometry */ - |