aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/isdn/sc/card.h
blob: 0120bcf883110fc974c5148eddb34c6f07de6081 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/* $Id: card.h,v 1.1.10.1 2001/09/23 22:24:59 kai Exp $
 *
 * Driver parameters for SpellCaster ISA ISDN adapters
 *
 * Copyright (C) 1996  SpellCaster Telecommunications Inc.
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 * For more information, please contact gpl-info@spellcast.com or write:
 *
 *     SpellCaster Telecommunications Inc.
 *     5621 Finch Avenue East, Unit #3
 *     Scarborough, Ontario  Canada
 *     M1B 2T9
 *     +1 (416) 297-8565
 *     +1 (416) 297-6433 Facsimile
 */

#ifndef CARD_H
#define CARD_H

/*
 * We need these if they're not already included
 */
#include <linux/timer.h>
#include <linux/time.h>
#include <linux/isdnif.h>
#include <linux/irqreturn.h>
#include "message.h"
#include "scioc.h"

/*
 * Amount of time to wait for a reset to complete
 */
#define CHECKRESET_TIME		msecs_to_jiffies(4000)

/*
 * Amount of time between line status checks
 */
#define CHECKSTAT_TIME		msecs_to_jiffies(8000)

/*
 * The maximum amount of time to wait for a message response
 * to arrive. Use exclusively by send_and_receive
 */
#define SAR_TIMEOUT		msecs_to_jiffies(10000)

/*
 * Macro to determine is a card id is valid
 */
#define IS_VALID_CARD(x)	((x >= 0) && (x <= cinst))

/*
 * Per channel status and configuration
 */
typedef struct {
	int l2_proto;
	int l3_proto;
	char dn[50];
	unsigned long first_sendbuf;	/* Offset of first send buffer */
	unsigned int num_sendbufs;	/* Number of send buffers */
	unsigned int free_sendbufs;	/* Number of free sendbufs */
	unsigned int next_sendbuf;	/* Next sequential buffer */
	char eazlist[50];		/* Set with SETEAZ */
	char sillist[50];		/* Set with SETSIL */
	int eazclear;			/* Don't accept calls if TRUE */
} bchan;

/*
 * Everything you want to know about the adapter ...
 */
typedef struct {
	int model;
	int driverId;			/* LL Id */
	char devicename[20];		/* The device name */
	isdn_if *card;			/* ISDN4Linux structure */
	bchan *channel;			/* status of the B channels */
	char nChannels;			/* Number of channels */
	unsigned int interrupt;		/* Interrupt number */
	int iobase;			/* I/O Base address */
	int ioport[MAX_IO_REGS];	/* Index to I/O ports */
	int shmem_pgport;		/* port for the exp mem page reg. */
	int shmem_magic;		/* adapter magic number */
	unsigned int rambase;		/* Shared RAM base address */
	unsigned int ramsize;		/* Size of shared memory */
	RspMessage async_msg;		/* Async response message */
	int want_async_messages;	/* Snoop the Q ? */
	unsigned char seq_no;		/* Next send seq. number */
	struct timer_list reset_timer;	/* Check reset timer */
	struct timer_list stat_timer;	/* Check startproc timer */
	unsigned char nphystat;		/* Latest PhyStat info */
	unsigned char phystat;		/* Last PhyStat info */
	HWConfig_pl hwconfig;		/* Hardware config info */
	char load_ver[11];		/* CommManage Version string */
	char proc_ver[11];		/* CommEngine Version */
	int StartOnReset;		/* Indicates startproc after reset */
	int EngineUp;			/* Indicates CommEngine Up */
	int trace_mode;			/* Indicate if tracing is on */
	spinlock_t lock;		/* local lock */
} board;


extern board *sc_adapter[];
extern int cinst;

void memcpy_toshmem(int card, void *dest, const void *src, size_t n);
void memcpy_fromshmem(int card, void *dest, const void *src, size_t n);
int get_card_from_id(int driver);
int indicate_status(int card, int event, ulong Channel, char *Data);
irqreturn_t interrupt_handler(int interrupt, void *cardptr);
int sndpkt(int devId, int channel, int ack, struct sk_buff *data);
void rcvpkt(int card, RspMessage *rcvmsg);
int command(isdn_ctrl *cmd);
int reset(int card);
int startproc(int card);
int send_and_receive(int card, unsigned int procid, unsigned char type,
		     unsigned char class, unsigned char code,
		     unsigned char link, unsigned char data_len,
		     unsigned char *data,  RspMessage *mesgdata, int timeout);
void flushreadfifo (int card);
int sendmessage(int card, unsigned int procid, unsigned int type,
		unsigned int class, unsigned int code, unsigned int link,
		unsigned int data_len, unsigned int *data);
int receivemessage(int card, RspMessage *rspmsg);
int sc_ioctl(int card, scs_ioctl *data);
int setup_buffers(int card, int c);
void sc_check_reset(unsigned long data);
void check_phystat(unsigned long data);

#endif /* CARD_H */