if_sbnireg.h

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    1 /*-
    2  * Copyright (c) 1997-2001 Granch, Ltd. All rights reserved.
    3  * Author: Denis I.Timofeev <timofeev@granch.ru>
    4  *
    5  * Redistributon and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice unmodified, this list of conditions, and the following
   10  *    disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 
   30 /*
   31  * We don't have registered vendor id yet...
   32  */
   33 #define SBNI_PCI_VENDOR         0x55 
   34 #define SBNI_PCI_DEVICE         0x9f
   35 
   36 #define ISA_MODE 0x00
   37 #define PCI_MODE 0x01
   38 
   39 #define SBNI_PORTS      4
   40 
   41 enum sbni_reg {
   42         CSR0 = 0,
   43         CSR1 = 1,
   44         DAT  = 2
   45 };
   46 
   47 /* CSR0 mapping */
   48 enum {
   49         BU_EMP = 0x02,
   50         RC_CHK = 0x04,
   51         CT_ZER = 0x08,
   52         TR_REQ = 0x10,
   53         TR_RDY = 0x20,
   54         EN_INT = 0x40,
   55         RC_RDY = 0x80
   56 };
   57 
   58 
   59 /* CSR1 mapping */
   60 #define PR_RES 0x80
   61 
   62 struct sbni_csr1 {
   63         unsigned rxl    : 5;
   64         unsigned rate   : 2;
   65         unsigned        : 1;
   66 };
   67 
   68 
   69 
   70 #define FRAME_ACK_MASK  (u_int16_t)0x7000
   71 #define FRAME_LEN_MASK  (u_int16_t)0x03FF
   72 #define FRAME_FIRST     (u_int16_t)0x8000
   73 #define FRAME_RETRY     (u_int16_t)0x0800
   74 
   75 #define FRAME_SENT_BAD  (u_int16_t)0x4000
   76 #define FRAME_SENT_OK   (u_int16_t)0x3000
   77 
   78 
   79 enum {
   80         FL_WAIT_ACK    = 1,
   81         FL_NEED_RESEND = 2,
   82         FL_PREV_OK     = 4,
   83         FL_SLOW_MODE   = 8
   84 };
   85 
   86 
   87 enum {
   88         DEFAULT_IOBASEADDR = 0x210,
   89         DEFAULT_INTERRUPTNUMBER = 5,
   90         DEFAULT_RATE = 0,
   91         DEFAULT_FRAME_LEN = 1012
   92 };
   93 
   94 #define DEF_RXL_DELTA   -1
   95 #define DEF_RXL         0xf
   96 
   97 #define SBNI_SIG 0x5a
   98 
   99 #define SBNI_MIN_LEN    (ETHER_MIN_LEN - 4)
  100 #define SBNI_MAX_FRAME  1023
  101 
  102 #define SBNI_HZ 18 /* ticks to wait for pong or packet */
  103                 /* sbni watchdog called SBNI_HZ times per sec. */
  104 
  105 #define TR_ERROR_COUNT 32
  106 #define CHANGE_LEVEL_START_TICKS 4

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FreeBSD/Linux Kernel Cross Reference sys/dev/sbni/if_sbnireg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/sbni/if_sbnireg.h