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lan9118var.h revision 1.3 
      1 /*	$NetBSD: lan9118var.h,v 1.3 2011/11/19 22:51:22 tls 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 	krndsource_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_ */
     88