sys/dev/ic/lan9118var.h

   1 /*      $NetBSD: lan9118var.h,v 1.1 2009/08/09 06:40:10 kiyohara Exp $  */
   2 /*
   3  * Copyright (c) 2008 KIYOHARA Takashi
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following 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 ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  19  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  23  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  24  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  25  * POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #ifndef _LAN9118VAR_H_
  29 #define _LAN9118VAR_H_
  30
  31 #include "rnd.h"
  32
  33 #if NRND > 0
  34 #include <sys/rnd.h>
  35 #endif
  36
  37 #define LAN9118_DEFAULT_TX_FIF_SZ       5 /*kB*/
  38
  39 #ifndef LAN9118_TX_FIF_SZ
  40 #define LAN9118_TX_FIF_SZ       LAN9118_DEFAULT_TX_FIF_SZ
  41 #endif
  42 #define LAN9118_TX_DATA_FIFO_SIZE       (LAN9118_TX_FIF_SZ * 1024 - 512)
  43 /*
  44  * LAN9118 has FIFO buffer, total size is 16kB.  That is using TX and RX
  45  * buffers.  We can set TX FIFO Size.  Also TX Status FIFO size is fixed
  46  * at 512 Bytes.
  47  *
  48  *  TX FIFO Size                : LAN9118_TX_FIF_SZ
  49  *   TX Status FIFO Size        : 512 Bytes (fixed)
  50  *   TX Data FIFO Size          : LAN9118_TX_FIF_SZ - TX Status FIFO Size
  51  *
  52  *  RX FIFO Size                : 16kB - LAN9118_TX_FIF_SZ
  53  *   RX Status FIFO Size        : RX FIFO Size / 16
  54  *   RX Data FIFO Size          : RX FIFO Size - RX Status FIFO Size
  55  */
  56
  57
  58 struct lan9118_softc {
  59         device_t sc_dev;                /* generic device glue */
  60         struct ethercom sc_ec;          /* ethernet common glue */
  61         struct mii_data sc_mii;
  62
  63         bus_space_tag_t sc_iot;
  64         bus_space_handle_t sc_ioh;
  65
  66         uint16_t sc_id;
  67         uint16_t sc_rev;
  68         uint8_t sc_enaddr[ETHER_ADDR_LEN];
  69
  70         uint32_t sc_afc_cfg;            /* AFC_CFG configuration */
  71         int sc_use_extphy;
  72         struct callout sc_tick;
  73
  74         int sc_flags;
  75 #define LAN9118_FLAGS_SWAP      0x00000001
  76 #define LAN9118_FLAGS_NO_EEPROM 0x00000002
  77
  78 #if NRND > 0
  79         rndsource_element_t rnd_source;
  80 #endif
  81 };
  82
  83
  84 int lan9118_attach(struct lan9118_softc *);
  85 int lan9118_intr(void *);
  86
  87 #endif  /* _SMSC9118VAR_H_ */