333f7d7bb6
using the existing files using the existing PCCARD support. Now that this is in place I would like to fixup the PCCARD hooks and remove the if_zp driver. At this point, we support everything we used to support *AND MORE* with the PCCARD code. Submitted by: Naoki Hamada <nao@sbl.cl.nec.co.jp> (via the Nomad release) [ This works on both my 3C589B and 3C589C ]
469 lines
14 KiB
C
469 lines
14 KiB
C
/*
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* Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer. 2. The name
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* of the author may not be used to endorse or promote products derived from
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* this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* if_epreg.h,v 1.4 1994/11/13 10:12:37 gibbs Exp Modified by:
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*
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October 2, 1994
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Modified by: Andres Vega Garcia
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INRIA - Sophia Antipolis, France
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e-mail: avega@sophia.inria.fr
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finger: avega@pax.inria.fr
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*/
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/*
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* $Id: if_epreg.h,v 1.13 1996/02/28 17:19:04 gibbs Exp $
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*
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* Promiscuous mode added and interrupt logic slightly changed
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* to reduce the number of adapter failures. Transceiver select
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* logic changed to use value from EEPROM. Autoconfiguration
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* features added.
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* Done by:
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* Serge Babkin
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* Chelindbank (Chelyabinsk, Russia)
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* babkin@hq.icb.chel.su
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*/
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/*
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* Pccard support for 3C589 by:
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* HAMADA Naoki
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* nao@tom-yam.or.jp
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*/
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/*
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* Ethernet software status per interface.
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*/
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struct ep_softc {
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struct arpcom arpcom; /* Ethernet common part */
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short ep_io_addr; /* i/o bus address */
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#define MAX_MBS 8 /* # of mbufs we keep around */
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struct mbuf *mb[MAX_MBS]; /* spare mbuf storage. */
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int next_mb; /* Which mbuf to use next. */
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int last_mb; /* Last mbuf. */
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struct mbuf *top, *mcur;
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short tx_start_thresh; /* Current TX_start_thresh. */
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short tx_rate;
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short tx_counter;
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short rx_early_thresh; /* Current RX_early_thresh. */
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short rx_latency;
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short rx_avg_pkt;
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short cur_len;
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u_short ep_connectors; /* Connectors on this card. */
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u_char ep_connector; /* Configured connector. */
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int stat; /* some flags */
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int gone; /* adapter is not present (for PCCARD) */
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#define F_RX_FIRST 0x1
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#define F_WAIT_TRAIL 0x2
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#define F_RX_TRAILER 0x4
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#define F_PROMISC 0x8
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#define F_ACCESS_32_BITS 0x100
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struct ep_board *epb;
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int unit;
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struct kern_devconf* kdc;
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#ifdef EP_LOCAL_STATS
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short tx_underrun;
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short rx_no_first;
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short rx_no_mbuf;
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short rx_bpf_disc;
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short rx_overrunf;
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short rx_overrunl;
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#endif
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};
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struct ep_board {
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int epb_addr; /* address of this board */
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char epb_used; /* was this entry already used for configuring ? */
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/* data from EEPROM for later use */
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u_short eth_addr[3]; /* Ethernet address */
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u_short prod_id; /* product ID */
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u_short res_cfg; /* resource configuration */
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};
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/*
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* Some global constants
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*/
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#define ETHER_MIN_LEN 64
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#define ETHER_MAX_LEN 1518
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#define ETHER_ADDR_LEN 6
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#define TX_INIT_RATE 16
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#define TX_INIT_MAX_RATE 64
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#define RX_INIT_LATENCY 64
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#define RX_INIT_EARLY_THRESH 64
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#define MIN_RX_EARLY_THRESHF 16 /* not less than ether_header */
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#define MIN_RX_EARLY_THRESHL 4
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#define EEPROMSIZE 0x40
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#define MAX_EEPROMBUSY 1000
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#define EP_LAST_TAG 0xd7
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#define EP_MAX_BOARDS 16
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#define EP_ID_PORT 0x100
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#define EP_IOSIZE 16 /* 16 bytes of I/O space used. */
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/*
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* some macros to acces long named fields
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*/
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#define IS_BASE (is->id_iobase)
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#define BASE (sc->ep_io_addr)
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/*
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* Commands to read/write EEPROM trough EEPROM command register (Window 0,
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* Offset 0xa)
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*/
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#define EEPROM_CMD_RD 0x0080 /* Read: Address required (5 bits) */
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#define EEPROM_CMD_WR 0x0040 /* Write: Address required (5 bits) */
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#define EEPROM_CMD_ERASE 0x00c0 /* Erase: Address required (5 bits) */
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#define EEPROM_CMD_EWEN 0x0030 /* Erase/Write Enable: No data required */
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#define EEPROM_BUSY (1<<15)
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#define EEPROM_TST_MODE (1<<14)
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/*
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* Some short functions, worth to let them be a macro
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*/
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#define is_eeprom_busy(b) (inw((b)+EP_W0_EEPROM_COMMAND)&EEPROM_BUSY)
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#define GO_WINDOW(x) outw(BASE+EP_COMMAND, WINDOW_SELECT|(x))
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/**************************************************************************
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* *
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* These define the EEPROM data structure. They are used in the probe
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* function to verify the existence of the adapter after having sent
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* the ID_Sequence.
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*
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* There are others but only the ones we use are defined here.
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*
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**************************************************************************/
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#define EEPROM_NODE_ADDR_0 0x0 /* Word */
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#define EEPROM_NODE_ADDR_1 0x1 /* Word */
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#define EEPROM_NODE_ADDR_2 0x2 /* Word */
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#define EEPROM_PROD_ID 0x3 /* 0x9[0-f]50 */
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#define EEPROM_MFG_ID 0x7 /* 0x6d50 */
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#define EEPROM_ADDR_CFG 0x8 /* Base addr */
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#define EEPROM_RESOURCE_CFG 0x9 /* IRQ. Bits 12-15 */
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/**************************************************************************
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* *
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* These are the registers for the 3Com 3c509 and their bit patterns when *
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* applicable. They have been taken out the the "EtherLink III Parallel *
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* Tasking EISA and ISA Technical Reference" "Beta Draft 10/30/92" manual *
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* from 3com. *
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* *
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**************************************************************************/
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#define EP_COMMAND 0x0e /* Write. BASE+0x0e is always a
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* command reg. */
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#define EP_STATUS 0x0e /* Read. BASE+0x0e is always status
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* reg. */
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#define EP_WINDOW 0x0f /* Read. BASE+0x0f is always window
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* reg. */
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/*
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* Window 0 registers. Setup.
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*/
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/* Write */
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#define EP_W0_EEPROM_DATA 0x0c
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#define EP_W0_EEPROM_COMMAND 0x0a
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#define EP_W0_RESOURCE_CFG 0x08
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#define EP_W0_ADDRESS_CFG 0x06
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#define EP_W0_CONFIG_CTRL 0x04
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/* Read */
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#define EP_W0_PRODUCT_ID 0x02
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#define EP_W0_MFG_ID 0x00
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/*
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* Window 1 registers. Operating Set.
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*/
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/* Write */
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#define EP_W1_TX_PIO_WR_2 0x02
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#define EP_W1_TX_PIO_WR_1 0x00
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/* Read */
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#define EP_W1_FREE_TX 0x0c
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#define EP_W1_TX_STATUS 0x0b /* byte */
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#define EP_W1_TIMER 0x0a /* byte */
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#define EP_W1_RX_STATUS 0x08
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#define EP_W1_RX_PIO_RD_2 0x02
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#define EP_W1_RX_PIO_RD_1 0x00
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/*
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* Window 2 registers. Station Address Setup/Read
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*/
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/* Read/Write */
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#define EP_W2_ADDR_5 0x05
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#define EP_W2_ADDR_4 0x04
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#define EP_W2_ADDR_3 0x03
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#define EP_W2_ADDR_2 0x02
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#define EP_W2_ADDR_1 0x01
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#define EP_W2_ADDR_0 0x00
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/*
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* Window 3 registers. FIFO Management.
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*/
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/* Read */
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#define EP_W3_FREE_TX 0x0c
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#define EP_W3_FREE_RX 0x0a
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/*
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* Window 4 registers. Diagnostics.
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*/
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/* Read/Write */
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#define EP_W4_MEDIA_TYPE 0x0a
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#define EP_W4_CTRLR_STATUS 0x08
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#define EP_W4_NET_DIAG 0x06
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#define EP_W4_FIFO_DIAG 0x04
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#define EP_W4_HOST_DIAG 0x02
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#define EP_W4_TX_DIAG 0x00
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/*
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* Window 5 Registers. Results and Internal status.
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*/
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/* Read */
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#define EP_W5_READ_0_MASK 0x0c
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#define EP_W5_INTR_MASK 0x0a
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#define EP_W5_RX_FILTER 0x08
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#define EP_W5_RX_EARLY_THRESH 0x06
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#define EP_W5_TX_AVAIL_THRESH 0x02
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#define EP_W5_TX_START_THRESH 0x00
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/*
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* Window 6 registers. Statistics.
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*/
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/* Read/Write */
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#define TX_TOTAL_OK 0x0c
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#define RX_TOTAL_OK 0x0a
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#define TX_DEFERRALS 0x08
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#define RX_FRAMES_OK 0x07
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#define TX_FRAMES_OK 0x06
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#define RX_OVERRUNS 0x05
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#define TX_COLLISIONS 0x04
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#define TX_AFTER_1_COLLISION 0x03
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#define TX_AFTER_X_COLLISIONS 0x02
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#define TX_NO_SQE 0x01
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#define TX_CD_LOST 0x00
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/****************************************
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*
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* Register definitions.
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*
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****************************************/
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/*
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* Command register. All windows.
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*
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* 16 bit register.
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* 15-11: 5-bit code for command to be executed.
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* 10-0: 11-bit arg if any. For commands with no args;
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* this can be set to anything.
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*/
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#define GLOBAL_RESET (u_short) 0x0000 /* Wait at least 1ms
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* after issuing */
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#define WINDOW_SELECT (u_short) (0x1<<11)
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#define START_TRANSCEIVER (u_short) (0x2<<11) /* Read ADDR_CFG reg to
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* determine whether
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* this is needed. If
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* so; wait 800 uSec
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* before using trans-
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* ceiver. */
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#define RX_DISABLE (u_short) (0x3<<11) /* state disabled on
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* power-up */
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#define RX_ENABLE (u_short) (0x4<<11)
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#define RX_RESET (u_short) (0x5<<11)
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#define RX_DISCARD_TOP_PACK (u_short) (0x8<<11)
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#define TX_ENABLE (u_short) (0x9<<11)
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#define TX_DISABLE (u_short) (0xa<<11)
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#define TX_RESET (u_short) (0xb<<11)
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#define REQ_INTR (u_short) (0xc<<11)
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#define SET_INTR_MASK (u_short) (0xe<<11)
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#define SET_RD_0_MASK (u_short) (0xf<<11)
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#define SET_RX_FILTER (u_short) (0x10<<11)
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#define FIL_INDIVIDUAL (u_short) (0x1)
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#define FIL_GROUP (u_short) (0x2)
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#define FIL_BRDCST (u_short) (0x4)
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#define FIL_ALL (u_short) (0x8)
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#define SET_RX_EARLY_THRESH (u_short) (0x11<<11)
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#define SET_TX_AVAIL_THRESH (u_short) (0x12<<11)
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#define SET_TX_START_THRESH (u_short) (0x13<<11)
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#define STATS_ENABLE (u_short) (0x15<<11)
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#define STATS_DISABLE (u_short) (0x16<<11)
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#define STOP_TRANSCEIVER (u_short) (0x17<<11)
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/*
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* The following C_* acknowledge the various interrupts. Some of them don't
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* do anything. See the manual.
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*/
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#define ACK_INTR (u_short) (0x6800)
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#define C_INTR_LATCH (u_short) (ACK_INTR|0x1)
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#define C_CARD_FAILURE (u_short) (ACK_INTR|0x2)
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#define C_TX_COMPLETE (u_short) (ACK_INTR|0x4)
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#define C_TX_AVAIL (u_short) (ACK_INTR|0x8)
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#define C_RX_COMPLETE (u_short) (ACK_INTR|0x10)
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#define C_RX_EARLY (u_short) (ACK_INTR|0x20)
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#define C_INT_RQD (u_short) (ACK_INTR|0x40)
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#define C_UPD_STATS (u_short) (ACK_INTR|0x80)
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#define C_MASK (u_short) 0xFF /* mask of C_* */
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/*
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* Status register. All windows.
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*
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* 15-13: Window number(0-7).
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* 12: Command_in_progress.
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* 11: reserved.
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* 10: reserved.
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* 9: reserved.
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* 8: reserved.
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* 7: Update Statistics.
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* 6: Interrupt Requested.
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* 5: RX Early.
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* 4: RX Complete.
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* 3: TX Available.
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* 2: TX Complete.
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* 1: Adapter Failure.
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* 0: Interrupt Latch.
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*/
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#define S_INTR_LATCH (u_short) (0x1)
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#define S_CARD_FAILURE (u_short) (0x2)
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#define S_TX_COMPLETE (u_short) (0x4)
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#define S_TX_AVAIL (u_short) (0x8)
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#define S_RX_COMPLETE (u_short) (0x10)
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#define S_RX_EARLY (u_short) (0x20)
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#define S_INT_RQD (u_short) (0x40)
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#define S_UPD_STATS (u_short) (0x80)
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#define S_MASK (u_short) 0xFF /* mask of S_* */
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#define S_5_INTS (S_CARD_FAILURE|S_TX_COMPLETE|\
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S_TX_AVAIL|S_RX_COMPLETE|S_RX_EARLY)
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#define S_COMMAND_IN_PROGRESS (u_short) (0x1000)
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/* Address Config. Register.
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* Window 0/Port 06
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*/
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#define ACF_CONNECTOR_BITS 14
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#define ACF_CONNECTOR_UTP 0
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#define ACF_CONNECTOR_AUI 1
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#define ACF_CONNECTOR_BNC 3
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/* Resource configuration register.
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* Window 0/Port 08
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*
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*/
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#define SET_IRQ(i) (((i)<<12) | 0xF00) /* set IRQ i */
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/*
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* FIFO Registers.
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* RX Status. Window 1/Port 08
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*
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* 15: Incomplete or FIFO empty.
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* 14: 1: Error in RX Packet 0: Incomplete or no error.
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* 13-11: Type of error.
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* 1000 = Overrun.
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* 1011 = Run Packet Error.
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* 1100 = Alignment Error.
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* 1101 = CRC Error.
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* 1001 = Oversize Packet Error (>1514 bytes)
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* 0010 = Dribble Bits.
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* (all other error codes, no errors.)
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*
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* 10-0: RX Bytes (0-1514)
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*/
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#define ERR_RX_INCOMPLETE (u_short) (0x1<<15)
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#define ERR_RX (u_short) (0x1<<14)
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#define ERR_RX_OVERRUN (u_short) (0x8<<11)
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#define ERR_RX_RUN_PKT (u_short) (0xb<<11)
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#define ERR_RX_ALIGN (u_short) (0xc<<11)
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#define ERR_RX_CRC (u_short) (0xd<<11)
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#define ERR_RX_OVERSIZE (u_short) (0x9<<11)
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#define ERR_RX_DRIBBLE (u_short) (0x2<<11)
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/*
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* FIFO Registers.
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* TX Status. Window 1/Port 0B
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*
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* Reports the transmit status of a completed transmission. Writing this
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* register pops the transmit completion stack.
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*
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* Window 1/Port 0x0b.
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*
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* 7: Complete
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* 6: Interrupt on successful transmission requested.
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* 5: Jabber Error (TP Only, TX Reset required. )
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* 4: Underrun (TX Reset required. )
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* 3: Maximum Collisions.
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* 2: TX Status Overflow.
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* 1-0: Undefined.
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*
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*/
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#define TXS_COMPLETE 0x80
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#define TXS_SUCCES_INTR_REQ 0x40
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#define TXS_JABBER 0x20
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#define TXS_UNDERRUN 0x10
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#define TXS_MAX_COLLISION 0x8
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#define TXS_STATUS_OVERFLOW 0x4
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/*
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* Configuration control register.
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* Window 0/Port 04
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*/
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/* Read */
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#define IS_AUI (1<<13)
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#define IS_BNC (1<<12)
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#define IS_UTP (1<<9)
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/* Write */
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#define ENABLE_DRQ_IRQ 0x0001
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#define W0_P4_CMD_RESET_ADAPTER 0x4
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#define W0_P4_CMD_ENABLE_ADAPTER 0x1
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/*
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* Media type and status.
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* Window 4/Port 0A
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*/
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#define ENABLE_UTP 0xc0
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#define DISABLE_UTP 0x0
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/*
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* Misc defines for various things.
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*/
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#define ACTIVATE_ADAPTER_TO_CONFIG 0xff /* to the id_port */
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#define MFG_ID 0x6d50 /* in EEPROM and W0 ADDR_CONFIG */
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#define PROD_ID 0x9150
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#define AUI 0x1
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#define BNC 0x2
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#define UTP 0x4
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#define ETHER_ADDR_LEN 6
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#define ETHER_MAX 1536
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#define RX_BYTES_MASK (u_short) (0x07ff)
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extern struct ep_board ep_board[];
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extern int ep_boards;
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extern u_long ep_unit;
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extern struct ep_softc *ep_alloc __P((int unit, struct ep_board *epb));
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extern void ep_free __P((struct ep_softc *sc));
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extern void ep_intr __P((void *sc));
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extern int ep_attach __P((struct ep_softc *sc));
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extern u_int16_t get_e __P((struct ep_softc *sc, int offset));
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