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hysdn_defs.h

/* $Id: hysdn_defs.h,v 1.5.6.3 2001/09/23 22:24:54 kai Exp $
 *
 * Linux driver for HYSDN cards
 * global definitions and exported vars and functions.
 *
 * Author    Werner Cornelius (werner@titro.de) for Hypercope GmbH
 * Copyright 1999 by Werner Cornelius (werner@titro.de)
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#ifndef HYSDN_DEFS_H
#define HYSDN_DEFS_H

#include <linux/hysdn_if.h>
#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include <linux/skbuff.h>

#include "ince1pc.h"

#ifdef CONFIG_HYSDN_CAPI
#include <linux/capi.h>
#include <linux/isdn/capicmd.h>
#include <linux/isdn/capiutil.h>
#include <linux/isdn/capilli.h>

/***************************/
/*   CAPI-Profile values.  */
/***************************/

#define GLOBAL_OPTION_INTERNAL_CONTROLLER 0x0001
#define GLOBAL_OPTION_EXTERNAL_CONTROLLER 0x0002
#define GLOBAL_OPTION_HANDSET             0x0004
#define GLOBAL_OPTION_DTMF                0x0008
#define GLOBAL_OPTION_SUPPL_SERVICES      0x0010
#define GLOBAL_OPTION_CHANNEL_ALLOCATION  0x0020
#define GLOBAL_OPTION_B_CHANNEL_OPERATION 0x0040

#define B1_PROT_64KBIT_HDLC        0x0001
#define B1_PROT_64KBIT_TRANSPARENT 0x0002
#define B1_PROT_V110_ASYNCH        0x0004 
#define B1_PROT_V110_SYNCH         0x0008
#define B1_PROT_T30                0x0010
#define B1_PROT_64KBIT_INV_HDLC    0x0020
#define B1_PROT_56KBIT_TRANSPARENT 0x0040

#define B2_PROT_ISO7776            0x0001
#define B2_PROT_TRANSPARENT        0x0002
#define B2_PROT_SDLC               0x0004
#define B2_PROT_LAPD               0x0008
#define B2_PROT_T30                0x0010
#define B2_PROT_PPP                0x0020
#define B2_PROT_TRANSPARENT_IGNORE_B1_FRAMING_ERRORS 0x0040

#define B3_PROT_TRANSPARENT        0x0001
#define B3_PROT_T90NL              0x0002
#define B3_PROT_ISO8208            0x0004
#define B3_PROT_X25_DCE            0x0008
#define B3_PROT_T30                0x0010
#define B3_PROT_T30EXT             0x0020

#define HYSDN_MAXVERSION            8

/* Number of sendbuffers in CAPI-queue */
#define HYSDN_MAX_CAPI_SKB             20

#endif /* CONFIG_HYSDN_CAPI*/

/************************************************/
/* constants and bits for debugging/log outputs */
/************************************************/
#define LOG_MAX_LINELEN 120
#define DEB_OUT_SYSLOG  0x80000000  /* output to syslog instead of proc fs */
#define LOG_MEM_ERR     0x00000001  /* log memory errors like kmalloc failure */
#define LOG_POF_OPEN    0x00000010  /* log pof open and close activities */
#define LOG_POF_RECORD  0x00000020  /* log pof record parser */
#define LOG_POF_WRITE   0x00000040  /* log detailed pof write operation */
#define LOG_POF_CARD    0x00000080  /* log pof related card functions */
#define LOG_CNF_LINE    0x00000100  /* all conf lines are put to procfs */
#define LOG_CNF_DATA    0x00000200  /* non comment conf lines are shown with channel */
#define LOG_CNF_MISC    0x00000400  /* additional conf line debug outputs */
#define LOG_SCHED_ASYN  0x00001000  /* debug schedulers async tx routines */
#define LOG_PROC_OPEN   0x00100000  /* open and close from procfs are logged */
#define LOG_PROC_ALL    0x00200000  /* all actions from procfs are logged */
#define LOG_NET_INIT    0x00010000  /* network init and deinit logging */

#define DEF_DEB_FLAGS   0x7fff000f  /* everything is logged to procfs */

/**********************************/
/* proc filesystem name constants */
/**********************************/
#define PROC_SUBDIR_NAME "hysdn"
#define PROC_CONF_BASENAME "cardconf"
#define PROC_LOG_BASENAME "cardlog"

/***********************************/
/* PCI 32 bit parms for IO and MEM */
/***********************************/
#define PCI_REG_PLX_MEM_BASE    0
#define PCI_REG_PLX_IO_BASE     1
#define PCI_REG_MEMORY_BASE     3

/**************/
/* card types */
/**************/
#define BD_NONE         0U
#define BD_PERFORMANCE  1U
#define BD_VALUE        2U
#define BD_PCCARD       3U
#define BD_ERGO         4U
#define BD_METRO        5U
#define BD_CHAMP2       6U
#define BD_PLEXUS       7U

/******************************************************/
/* defined states for cards shown by reading cardconf */
/******************************************************/
#define CARD_STATE_UNUSED   0 /* never been used or booted */
#define CARD_STATE_BOOTING  1 /* booting is in progress */
#define CARD_STATE_BOOTERR  2 /* a previous boot was aborted */
#define CARD_STATE_RUN      3 /* card is active */

/*******************************/
/* defines for error_log_state */
/*******************************/
#define ERRLOG_STATE_OFF   0  /* error log is switched off, nothing to do */
#define ERRLOG_STATE_ON    1  /* error log is switched on, wait for data */
#define ERRLOG_STATE_START 2  /* start error logging */
#define ERRLOG_STATE_STOP  3  /* stop error logging */

/*******************************/
/* data structure for one card */
/*******************************/
typedef struct HYSDN_CARD {

      /* general variables for the cards */
      int myid;         /* own driver card id */
      unsigned char bus;      /* pci bus the card is connected to */
      unsigned char devfn;    /* slot+function bit encoded */
      unsigned short subsysid;/* PCI subsystem id */
      unsigned char brdtype;  /* type of card */
      unsigned int bchans;    /* number of available B-channels */
      unsigned int faxchans;  /* number of available fax-channels */
      unsigned char mac_addr[6];/* MAC Address read from card */
      unsigned int irq; /* interrupt number */
      unsigned int iobase;    /* IO-port base address */
      unsigned long plxbase;  /* PLX memory base */
      unsigned long membase;  /* DPRAM memory base */
      unsigned long memend;   /* DPRAM memory end */
      void *dpram;            /* mapped dpram */
      int state;        /* actual state of card -> CARD_STATE_** */
      struct HYSDN_CARD *next;      /* pointer to next card */

      /* data areas for the /proc file system */
      void *proclog;          /* pointer to proclog filesystem specific data */
      void *procconf;         /* pointer to procconf filesystem specific data */

      /* debugging and logging */
      unsigned char err_log_state;/* actual error log state of the card */
      unsigned long debug_flags;/* tells what should be debugged and where */
      void (*set_errlog_state) (struct HYSDN_CARD *, int);

      /* interrupt handler + interrupt synchronisation */
      struct work_struct irq_queue; /* interrupt task queue */
      unsigned char volatile irq_enabled;/* interrupt enabled if != 0 */
      unsigned char volatile hw_lock;/* hardware is currently locked -> no access */

      /* boot process */
      void *boot;       /* pointer to boot private data */
      int (*writebootimg) (struct HYSDN_CARD *, unsigned char *, unsigned long);
      int (*writebootseq) (struct HYSDN_CARD *, unsigned char *, int);
      int (*waitpofready) (struct HYSDN_CARD *);
      int (*testram) (struct HYSDN_CARD *);

      /* scheduler for data transfer (only async parts) */
      unsigned char async_data[256];/* async data to be sent (normally for config) */
      unsigned short volatile async_len;/* length of data to sent */
      unsigned short volatile async_channel;/* channel number for async transfer */
      int volatile async_busy;      /* flag != 0 sending in progress */
      int volatile net_tx_busy;     /* a network packet tx is in progress */

      /* network interface */
      void *netif;            /* pointer to network structure */

      /* init and deinit stopcard for booting, too */
      void (*stopcard) (struct HYSDN_CARD *);
      void (*releasehardware) (struct HYSDN_CARD *);

      spinlock_t hysdn_lock;
#ifdef CONFIG_HYSDN_CAPI
      struct hycapictrl_info {
            char cardname[32];
            spinlock_t lock;
            int versionlen;
            char versionbuf[1024];
            char *version[HYSDN_MAXVERSION];

            char infobuf[128];      /* for function procinfo */
            
            struct HYSDN_CARD  *card;
            struct capi_ctr capi_ctrl;
            struct sk_buff *skbs[HYSDN_MAX_CAPI_SKB];
            int in_idx, out_idx;    /* indexes to buffer ring */
            int sk_count;           /* number of buffers currently in ring */
            struct sk_buff *tx_skb; /* buffer for tx operation */
        
            struct list_head ncci_head;
      } *hyctrlinfo;
#endif /* CONFIG_HYSDN_CAPI */
} hysdn_card;

#ifdef CONFIG_HYSDN_CAPI
typedef struct hycapictrl_info hycapictrl_info;
#endif /* CONFIG_HYSDN_CAPI */


/*****************/
/* exported vars */
/*****************/
extern hysdn_card *card_root; /* pointer to first card */



/*************************/
/* im/exported functions */
/*************************/
extern char *hysdn_getrev(const char *);

/* hysdn_procconf.c */
extern int hysdn_procconf_init(void);     /* init proc config filesys */
extern void hysdn_procconf_release(void); /* deinit proc config filesys */

/* hysdn_proclog.c */
extern int hysdn_proclog_init(hysdn_card *);    /* init proc log entry */
extern void hysdn_proclog_release(hysdn_card *);      /* deinit proc log entry */
extern void hysdn_addlog(hysdn_card *, char *,...);   /* output data to log */
extern void hysdn_card_errlog(hysdn_card *, tErrLogEntry *, int); /* output card log */

/* boardergo.c */
extern int ergo_inithardware(hysdn_card * card);      /* get hardware -> module init */

/* hysdn_boot.c */
extern int pof_write_close(hysdn_card *); /* close proc file after writing pof */
extern int pof_write_open(hysdn_card *, unsigned char **);  /* open proc file for writing pof */
extern int pof_write_buffer(hysdn_card *, int);       /* write boot data to card */
extern int EvalSysrTokData(hysdn_card *, unsigned char *, int);         /* Check Sysready Token Data */

/* hysdn_sched.c */
extern int hysdn_sched_tx(hysdn_card *, unsigned char *,
                  unsigned short volatile *, unsigned short volatile *,
                  unsigned short);
extern int hysdn_sched_rx(hysdn_card *, unsigned char *, unsigned short,
                  unsigned short);
extern int hysdn_tx_cfgline(hysdn_card *, unsigned char *,
                  unsigned short);  /* send one cfg line */

/* hysdn_net.c */
extern unsigned int hynet_enable; 
extern char *hysdn_net_revision;
extern int hysdn_net_create(hysdn_card *);      /* create a new net device */
extern int hysdn_net_release(hysdn_card *);     /* delete the device */
extern char *hysdn_net_getname(hysdn_card *);   /* get name of net interface */
extern void hysdn_tx_netack(hysdn_card *);      /* acknowledge a packet tx */
extern struct sk_buff *hysdn_tx_netget(hysdn_card *); /* get next network packet */
extern void hysdn_rx_netpkt(hysdn_card *, unsigned char *,
                  unsigned short);  /* rxed packet from network */

#ifdef CONFIG_HYSDN_CAPI
extern unsigned int hycapi_enable; 
extern int hycapi_capi_create(hysdn_card *);    /* create a new capi device */
extern int hycapi_capi_release(hysdn_card *);   /* delete the device */
extern int hycapi_capi_stop(hysdn_card *card);   /* suspend */
extern void hycapi_rx_capipkt(hysdn_card * card, unsigned char * buf,
                        unsigned short len);
extern void hycapi_tx_capiack(hysdn_card * card);
extern struct sk_buff *hycapi_tx_capiget(hysdn_card *card);
extern int hycapi_init(void);
extern void hycapi_cleanup(void);
#endif /* CONFIG_HYSDN_CAPI */

#endif /* HYSDN_DEFS_H */

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