1/******************************************************************************
  2 *
  3 *	(C)Copyright 1998,1999 SysKonnect,
  4 *	a business unit of Schneider & Koch & Co. Datensysteme GmbH.
  5 *
  6 *	This program is free software; you can redistribute it and/or modify
  7 *	it under the terms of the GNU General Public License as published by
  8 *	the Free Software Foundation; either version 2 of the License, or
  9 *	(at your option) any later version.
 10 *
 11 *	The information in this file is provided "AS IS" without warranty.
 12 *
 13 ******************************************************************************/
 14
 15/*
 16 *	Operating system specific definitions for driver and
 17 *	hardware module.
 18 */
 19
 20#ifndef	TARGETOS_H
 21#define TARGETOS_H
 22
 23
 24//-------- those should go into include/linux/pci.h
 25#define PCI_VENDOR_ID_SK		0x1148
 26#define PCI_DEVICE_ID_SK_FP		0x4000
 27//--------
 28
 29
 30
 31//-------- those should go into include/linux/if_fddi.h
 32#define FDDI_MAC_HDR_LEN 13
 33
 34#define FDDI_RII	0x01 /* routing information bit */
 35#define FDDI_RCF_DIR_BIT 0x80
 36#define FDDI_RCF_LEN_MASK 0x1f
 37#define FDDI_RCF_BROADCAST 0x8000
 38#define FDDI_RCF_LIMITED_BROADCAST 0xA000
 39#define FDDI_RCF_FRAME2K 0x20
 40#define FDDI_RCF_FRAME4K 0x30
 41//--------
 42
 43
 44#undef ADDR
 45
 46#include <asm/io.h>
 47#include <linux/netdevice.h>
 48#include <linux/fddidevice.h>
 49#include <linux/skbuff.h>
 50#include <linux/pci.h>
 51#include <linux/init.h>
 52
 53// is redefined by linux, but we need our definition
 54#undef ADDR
 55#ifdef MEM_MAPPED_IO
 56#define	ADDR(a) (smc->hw.iop+(a))
 57#else
 58#define	ADDR(a) (((a)>>7) ? (outp(smc->hw.iop+B0_RAP,(a)>>7), (smc->hw.iop+( ((a)&0x7F) | ((a)>>7 ? 0x80:0)) )) : (smc->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0))))
 59#endif
 60
 61#include "h/hwmtm.h"
 62
 63#define TRUE  1
 64#define FALSE 0
 65
 66// HWM Definitions
 67// -----------------------
 68#define FDDI_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
 69#ifdef PCI
 70#define NDD_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
 71#endif	// PCI
 72#define SMT_PAGESIZE	PAGE_SIZE	// Size of a memory page (power of 2).
 73// -----------------------
 74
 75
 76// SMT Definitions
 77// -----------------------
 78#define	TICKS_PER_SECOND	HZ
 79#define SMC_VERSION    		1
 80// -----------------------
 81
 82
 83// OS-Driver Definitions
 84// -----------------------
 85#define NO_ADDRESS 0xffe0	/* No Device (I/O) Address */
 86#define SKFP_MAX_NUM_BOARDS 8	/* maximum number of PCI boards */
 87
 88#define SK_BUS_TYPE_PCI		0
 89#define SK_BUS_TYPE_EISA	1
 90
 91#define FP_IO_LEN		256	/* length of IO area used */
 92
 93#define u8	unsigned char
 94#define u16	unsigned short
 95#define u32	unsigned int
 96
 97#define MAX_TX_QUEUE_LEN	20 // number of packets queued by driver
 98#define MAX_FRAME_SIZE		4550
 99
100#define	RX_LOW_WATERMARK	NUM_RECEIVE_BUFFERS  / 2
101#define TX_LOW_WATERMARK	NUM_TRANSMIT_BUFFERS - 2
102
103/*
104** Include the IOCTL stuff
105*/
106#include <linux/sockios.h>
107
108#define	SKFPIOCTL	SIOCDEVPRIVATE
109
110struct s_skfp_ioctl {
111	unsigned short cmd;                /* Command to run */
112	unsigned short len;                /* Length of the data buffer */
113	unsigned char __user *data;        /* Pointer to the data buffer */
114};
115
116/* 
117** Recognised ioctl commands for the driver 
118*/
119#define SKFP_GET_STATS		0x05 /* Get the driver statistics */
120#define SKFP_CLR_STATS		0x06 /* Zero out the driver statistics */
121
122// The per-adapter driver structure
123struct s_smt_os {
124	struct net_device *dev;
125	struct net_device *next_module;
126	u32	bus_type;		/* bus type (0 == PCI, 1 == EISA) */
127	struct pci_dev 	pdev;		/* PCI device structure */
128	
129	unsigned long base_addr;
130	unsigned char factory_mac_addr[8];
131	ulong	SharedMemSize;
132	ulong	SharedMemHeap;
133	void*	SharedMemAddr;
134	dma_addr_t SharedMemDMA;
135
136	ulong	QueueSkb;
137	struct	sk_buff_head SendSkbQueue;
138
139	ulong	MaxFrameSize;
140	u8	ResetRequested;
141
142	// MAC statistics structure
143	struct fddi_statistics MacStat;
144
145	// receive into this local buffer if no skb available
146	// data will be not valid, because multiple RxDs can
147	// point here at the same time, it must be at least
148	// MAX_FRAME_SIZE bytes in size
149	unsigned char *LocalRxBuffer;
150	dma_addr_t LocalRxBufferDMA;
151	
152	// Version (required by SMT module).
153	u_long smc_version ;
154
155	// Required by Hardware Module (HWM).
156	struct hw_modul hwm ;
157	
158	// For SMP-savety
159	spinlock_t DriverLock;
160	
161};
162
163typedef struct s_smt_os skfddi_priv;
164
165#endif	 // _TARGETOS_