| /* $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 irq_data { |
| irq_data_isa isa; |
| } 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; |
| 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 */ |
