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 <linux/version.h>
47#include <asm/io.h>
48#include <linux/netdevice.h>
49#include <linux/fddidevice.h>
50#include <linux/skbuff.h>
51#include <linux/pci.h>
52#include <linux/init.h>
53
54// is redefined by linux, but we need our definition
55#undef ADDR
56#ifdef MEM_MAPPED_IO
57#define	ADDR(a) (char far *) smc->hw.iop+(a)
58#else
59#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))))
60#endif
61
62#include "h/hwmtm.h"
63
64#define TRUE  1
65#define FALSE 0
66
67// HWM Definitions
68// -----------------------
69#define FDDI_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
70#ifdef PCI
71#define NDD_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
72#endif	// PCI
73#define SMT_PAGESIZE	PAGE_SIZE	// Size of a memory page (power of 2).
74// -----------------------
75
76
77// SMT Definitions
78// -----------------------
79#define	TICKS_PER_SECOND	HZ
80#define SMC_VERSION    		1
81// -----------------------
82
83
84// OS-Driver Definitions
85// -----------------------
86#define NO_ADDRESS 0xffe0	/* No Device (I/O) Address */
87#define SKFP_MAX_NUM_BOARDS 8	/* maximum number of PCI boards */
88
89#define SK_BUS_TYPE_PCI		0
90#define SK_BUS_TYPE_EISA	1
91
92#define FP_IO_LEN		256	/* length of IO area used */
93
94#define u8	unsigned char
95#define u16	unsigned short
96#define u32	unsigned int
97
98#define MAX_TX_QUEUE_LEN	20 // number of packets queued by driver
99#define MAX_FRAME_SIZE		4550
100
101#define	RX_LOW_WATERMARK	NUM_RECEIVE_BUFFERS  / 2
102#define TX_LOW_WATERMARK	NUM_TRANSMIT_BUFFERS - 2
103
104/*
105** Include the IOCTL stuff
106*/
107#include <linux/sockios.h>
108
109#define	SKFPIOCTL	SIOCDEVPRIVATE
110
111struct s_skfp_ioctl {
112	unsigned short cmd;                /* Command to run */
113	unsigned short len;                /* Length of the data buffer */
114	unsigned char  *data;              /* Pointer to the data buffer */
115};
116
117/*
118** Recognised ioctl commands for the driver
119*/
120#define SKFP_GET_STATS		0x05 /* Get the driver statistics */
121#define SKFP_CLR_STATS		0x06 /* Zero out the driver statistics */
122
123// The per-adapter driver structure
124struct s_smt_os {
125	struct net_device *dev;
126	struct net_device *next_module;
127	u32	bus_type;		/* bus type (0 == PCI, 1 == EISA) */
128	struct pci_dev 	pdev;		/* PCI device structure */
129
130	unsigned long base_addr;
131	unsigned char factory_mac_addr[8];
132	ulong	SharedMemSize;
133	ulong	SharedMemHeap;
134	void*	SharedMemAddr;
135	dma_addr_t SharedMemDMA;
136
137	ulong	QueueSkb;
138	struct	sk_buff_head SendSkbQueue;
139
140	ulong	MaxFrameSize;
141	u8	ResetRequested;
142
143	// MAC statistics structure
144	struct fddi_statistics MacStat;
145
146	// receive into this local buffer if no skb available
147	// data will be not valid, because multiple RxDs can
148	// point here at the same time, it must be at least
149	// MAX_FRAME_SIZE bytes in size
150	unsigned char *LocalRxBuffer;
151	dma_addr_t LocalRxBufferDMA;
152
153	// Version (required by SMT module).
154	u_long smc_version ;
155
156	// Required by Hardware Module (HWM).
157	struct hw_modul hwm ;
158
159	// For SMP-savety
160	spinlock_t DriverLock;
161
162};
163
164typedef struct s_smt_os skfddi_priv;
165
166#endif	 // _TARGETOS_
167