/* $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 * * 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 #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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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; extern __inline__ void act2000_schedule_tx(act2000_card *card) { schedule_work(&card->snd_tq); } extern __inline__ void act2000_schedule_rx(act2000_card *card) { schedule_work(&card->rcv_tq); } extern __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 */