diff options
Diffstat (limited to 'drivers/isdn/act2000/act2000.h')
| -rw-r--r-- | drivers/isdn/act2000/act2000.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/drivers/isdn/act2000/act2000.h b/drivers/isdn/act2000/act2000.h new file mode 100644 index 000000000..321d437f5 --- /dev/null +++ b/drivers/isdn/act2000/act2000.h @@ -0,0 +1,202 @@ +/* $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 */ |