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_
166