/* $Id: act2000.h,v 1.8.6.3 2001/09/23 22:24:32 kai Exp $
*
* ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
*
* Author Fritz Elfert
* Copyright by Fritz Elfert <fritz@isdn4linux.de>
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
* Thanks to Friedemann Baitinger and IBM Germany
*
*/
#ifndef act2000_h
#define act2000_h
#include <linux/compiler.h>
#define ACT2000_IOCTL_SETPORT 1
#define ACT2000_IOCTL_GETPORT 2
#define ACT2000_IOCTL_SETIRQ 3
#define ACT2000_IOCTL_GETIRQ 4
#define ACT2000_IOCTL_SETBUS 5
#define ACT2000_IOCTL_GETBUS 6
#define ACT2000_IOCTL_SETPROTO 7
#define ACT2000_IOCTL_GETPROTO 8
#define ACT2000_IOCTL_SETMSN 9
#define ACT2000_IOCTL_GETMSN 10
#define ACT2000_IOCTL_LOADBOOT 11
#define ACT2000_IOCTL_ADDCARD 12
#define ACT2000_IOCTL_TEST 98
#define ACT2000_IOCTL_DEBUGVAR 99
#define ACT2000_BUS_ISA 1
#define ACT2000_BUS_MCA 2
#define ACT2000_BUS_PCMCIA 3
/* Struct for adding new cards */
typedef struct act2000_cdef {
int bus;
int port;
int irq;
char id[10];
} act2000_cdef;
/* Struct for downloading firmware */
typedef struct act2000_ddef {
int length; /* Length of code */
char __user *buffer; /* Ptr. to code */
} act2000_ddef;
typedef struct act2000_fwid {
char isdn[4];
char revlen[2];
char revision[504];
} act2000_fwid;
#if defined(__KERNEL__) || defined(__DEBUGVAR__)
#ifdef __KERNEL__
/* Kernel includes */
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/skbuff.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/major.h>
#include <asm/io.h>
#include <linux/kernel.h>
#include <linux/signal.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/mman.h>
#include <linux/ioport.h>
#include <linux/timer.h>
#include <linux/wait.h>
#include <linux/delay.h>
#include <linux/ctype.h>
#include <linux/isdnif.h>
#endif /* __KERNEL__ */
#define ACT2000_PORTLEN 8
#define ACT2000_FLAGS_RUNNING 1 /* Cards driver activated */
#define ACT2000_FLAGS_PVALID 2 /* Cards port is valid */
#define ACT2000_FLAGS_IVALID 4 /* Cards irq is valid */
#define ACT2000_FLAGS_LOADED 8 /* Firmware loaded */
#define ACT2000_BCH 2 /* # of channels per card */
/* D-Channel states */
#define ACT2000_STATE_NULL 0
#define ACT2000_STATE_ICALL 1
#define ACT2000_STATE_OCALL 2
#define ACT2000_STATE_IWAIT 3
#define ACT2000_STATE_OWAIT 4
#define ACT2000_STATE_IBWAIT 5
#define ACT2000_STATE_OBWAIT 6
#define ACT2000_STATE_BWAIT 7
#define ACT2000_STATE_BHWAIT 8
#define ACT2000_STATE_BHWAIT2 9
#define ACT2000_STATE_DHWAIT 10
#define ACT2000_STATE_DHWAIT2 11
#define ACT2000_STATE_BSETUP 12
#define ACT2000_STATE_ACTIVE 13
#define ACT2000_MAX_QUEUED 8000 /* 2 * maxbuff */
#define ACT2000_LOCK_TX 0
#define ACT2000_LOCK_RX 1
typedef struct act2000_chan {
unsigned short callref; /* Call Reference */
unsigned short fsm_state; /* Current D-Channel state */
unsigned short eazmask; /* EAZ-Mask for this Channel */
short queued; /* User-Data Bytes in TX queue */
unsigned short plci;
unsigned short ncci;
unsigned char l2prot; /* Layer 2 protocol */
unsigned char l3prot; /* Layer 3 protocol */
} act2000_chan;
typedef struct msn_entry {
char eaz;
char msn[16];
struct msn_entry *next;
} msn_entry;
typedef struct irq_data_isa {
__u8 *rcvptr;
__u16 rcvidx;
__u16 rcvlen;
struct sk_buff *rcvskb;
__u8 rcvignore;
__u8 rcvhdr[8];
} irq_data_isa;
typedef union act2000_irq_data {
irq_data_isa isa;
} act2000_irq_data;
/*
* Per card driver data
*/
typedef struct act2000_card {
unsigned short port; /* Base-port-address */
unsigned short irq; /* Interrupt */
u_char ptype; /* Protocol type (1TR6 or Euro) */
u_char bus; /* Cardtype (ISA, MCA, PCMCIA) */
struct act2000_card *next; /* Pointer to next device struct */
spinlock_t lock; /* protect critical operations */
int myid; /* Driver-Nr. assigned by linklevel */
unsigned long flags; /* Statusflags */
unsigned long ilock; /* Semaphores for IRQ-Routines */
struct sk_buff_head rcvq; /* Receive-Message queue */
struct sk_buff_head sndq; /* Send-Message queue */
struct sk_buff_head ackq; /* Data-Ack-Message queue */
u_char *ack_msg; /* Ptr to User Data in User skb */
__u16 need_b3ack; /* Flag: Need ACK for current skb */
struct sk_buff *sbuf; /* skb which is currently sent */
struct timer_list ptimer; /* Poll timer */
struct work_struct snd_tq; /* Task struct for xmit bh */
struct work_struct rcv_tq; /* Task struct for rcv bh */
struct work_struct poll_tq; /* Task struct for polled rcv bh */
msn_entry *msn_list;
unsigned short msgnum; /* Message number for sending */
spinlock_t mnlock; /* lock for msgnum */
act2000_chan bch[ACT2000_BCH]; /* B-Channel status/control */
char status_buf[256]; /* Buffer for status messages */
char *status_buf_read;
char *status_buf_write;
char *status_buf_end;
act2000_irq_data idat; /* Data used for IRQ handler */
isdn_if interface; /* Interface to upper layer */
char regname[35]; /* Name used for request_region */
} act2000_card;
static inline void act2000_schedule_tx(act2000_card *card)
{
schedule_work(&card->snd_tq);
}
static inline void act2000_schedule_rx(act2000_card *card)
{
schedule_work(&card->rcv_tq);
}
static inline void act2000_schedule_poll(act2000_card *card)
{
schedule_work(&card->poll_tq);
}
extern char *act2000_find_eaz(act2000_card *, char);
#endif /* defined(__KERNEL__) || defined(__DEBUGVAR__) */
#endif /* act2000_h */