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Diffstat (limited to 'drivers/isdn/pcbit/pcbit.h')
| -rw-r--r-- | drivers/isdn/pcbit/pcbit.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/drivers/isdn/pcbit/pcbit.h b/drivers/isdn/pcbit/pcbit.h new file mode 100644 index 00000000..0a5a9944 --- /dev/null +++ b/drivers/isdn/pcbit/pcbit.h @@ -0,0 +1,177 @@ +/* + * PCBIT-D device driver definitions + * + * Copyright (C) 1996 Universidade de Lisboa + * + * Written by Pedro Roque Marques (roque@di.fc.ul.pt) + * + * This software may be used and distributed according to the terms of + * the GNU General Public License, incorporated herein by reference. + */ + +#ifndef PCBIT_H +#define PCBIT_H + +#include <linux/workqueue.h> + +#define MAX_PCBIT_CARDS 4 + + +#define BLOCK_TIMER + +#ifdef __KERNEL__ + +struct pcbit_chan { + unsigned short id; + unsigned short callref; /* Call Reference */ + unsigned char proto; /* layer2protocol */ + unsigned char queued; /* unacked data messages */ + unsigned char layer2link; /* used in TData */ + unsigned char snum; /* used in TData */ + unsigned short s_refnum; + unsigned short r_refnum; + unsigned short fsm_state; + struct timer_list fsm_timer; +#ifdef BLOCK_TIMER + struct timer_list block_timer; +#endif +}; + +struct msn_entry { + char *msn; + struct msn_entry *next; +}; + +struct pcbit_dev { + /* board */ + + volatile unsigned char __iomem *sh_mem; /* RDP address */ + unsigned long ph_mem; + unsigned int irq; + unsigned int id; + unsigned int interrupt; /* set during interrupt + processing */ + spinlock_t lock; + /* isdn4linux */ + + struct msn_entry *msn_list; /* ISDN address list */ + + isdn_if *dev_if; + + ushort ll_hdrlen; + ushort hl_hdrlen; + + /* link layer */ + unsigned char l2_state; + + struct frame_buf *read_queue; + struct frame_buf *read_frame; + struct frame_buf *write_queue; + + /* Protocol start */ + wait_queue_head_t set_running_wq; + struct timer_list set_running_timer; + + struct timer_list error_recover_timer; + + struct work_struct qdelivery; + + u_char w_busy; + u_char r_busy; + + volatile unsigned char __iomem *readptr; + volatile unsigned char __iomem *writeptr; + + ushort loadptr; + + unsigned short fsize[8]; /* sent layer2 frames size */ + + unsigned char send_seq; + unsigned char rcv_seq; + unsigned char unack_seq; + + unsigned short free; + + /* channels */ + + struct pcbit_chan *b1; + struct pcbit_chan *b2; +}; + +#define STATS_TIMER (10 * HZ) +#define ERRTIME (HZ / 10) + +/* MRU */ +#define MAXBUFSIZE 1534 +#define MRU MAXBUFSIZE + +#define STATBUF_LEN 2048 +/* + * + */ + +#endif /* __KERNEL__ */ + +/* isdn_ctrl only allows a long sized argument */ + +struct pcbit_ioctl { + union { + struct byte_op { + ushort addr; + ushort value; + } rdp_byte; + unsigned long l2_status; + } info; +}; + + + +#define PCBIT_IOCTL_GETSTAT 0x01 /* layer2 status */ +#define PCBIT_IOCTL_LWMODE 0x02 /* linear write mode */ +#define PCBIT_IOCTL_STRLOAD 0x03 /* start load mode */ +#define PCBIT_IOCTL_ENDLOAD 0x04 /* end load mode */ +#define PCBIT_IOCTL_SETBYTE 0x05 /* set byte */ +#define PCBIT_IOCTL_GETBYTE 0x06 /* get byte */ +#define PCBIT_IOCTL_RUNNING 0x07 /* set protocol running */ +#define PCBIT_IOCTL_WATCH188 0x08 /* set watch 188 */ +#define PCBIT_IOCTL_PING188 0x09 /* ping 188 */ +#define PCBIT_IOCTL_FWMODE 0x0A /* firmware write mode */ +#define PCBIT_IOCTL_STOP 0x0B /* stop protocol */ +#define PCBIT_IOCTL_APION 0x0C /* issue API_ON */ + +#ifndef __KERNEL__ + +#define PCBIT_GETSTAT (PCBIT_IOCTL_GETSTAT + IIOCDRVCTL) +#define PCBIT_LWMODE (PCBIT_IOCTL_LWMODE + IIOCDRVCTL) +#define PCBIT_STRLOAD (PCBIT_IOCTL_STRLOAD + IIOCDRVCTL) +#define PCBIT_ENDLOAD (PCBIT_IOCTL_ENDLOAD + IIOCDRVCTL) +#define PCBIT_SETBYTE (PCBIT_IOCTL_SETBYTE + IIOCDRVCTL) +#define PCBIT_GETBYTE (PCBIT_IOCTL_GETBYTE + IIOCDRVCTL) +#define PCBIT_RUNNING (PCBIT_IOCTL_RUNNING + IIOCDRVCTL) +#define PCBIT_WATCH188 (PCBIT_IOCTL_WATCH188 + IIOCDRVCTL) +#define PCBIT_PING188 (PCBIT_IOCTL_PING188 + IIOCDRVCTL) +#define PCBIT_FWMODE (PCBIT_IOCTL_FWMODE + IIOCDRVCTL) +#define PCBIT_STOP (PCBIT_IOCTL_STOP + IIOCDRVCTL) +#define PCBIT_APION (PCBIT_IOCTL_APION + IIOCDRVCTL) + +#define MAXSUPERLINE 3000 + +#endif + +#define L2_DOWN 0 +#define L2_LOADING 1 +#define L2_LWMODE 2 +#define L2_FWMODE 3 +#define L2_STARTING 4 +#define L2_RUNNING 5 +#define L2_ERROR 6 + +void pcbit_deliver(struct work_struct *work); +int pcbit_init_dev(int board, int mem_base, int irq); +void pcbit_terminate(int board); +void pcbit_l3_receive(struct pcbit_dev *dev, ulong msg, struct sk_buff *skb, + ushort hdr_len, ushort refnum); +void pcbit_state_change(struct pcbit_dev *dev, struct pcbit_chan *chan, + unsigned short i, unsigned short ev, unsigned short f); + +#endif |