patch-2.1.92 linux/drivers/isdn/act2000/act2000.h

• Lines: 240
• Date: Wed Apr 1 16:20:57 1998
• Orig file: v2.1.91/linux/drivers/isdn/act2000/act2000.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.91/linux/drivers/isdn/act2000/act2000.h linux/drivers/isdn/act2000/act2000.h
@@ -0,0 +1,239 @@
+/* $Id: act2000.h,v 1.5 1997/10/09 22:22:59 fritz Exp $
+ *
+ * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000.
+ *
+ * Copyright 1997 by Fritz Elfert (fritz@wuemaus.franken.de)
+ * Thanks to Friedemann Baitinger and IBM Germany
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 
+ *
+ * $Log: act2000.h,v $
+ * Revision 1.5  1997/10/09 22:22:59  fritz
+ * New HL<->LL interface:
+ *   New BSENT callback with nr. of bytes included.
+ *   Sending without ACK.
+ *
+ * Revision 1.4  1997/09/25 17:25:37  fritz
+ * Support for adding cards at runtime.
+ * Support for new Firmware.
+ *
+ * Revision 1.3  1997/09/24 23:11:43  fritz
+ * Optimized IRQ load and polling-mode.
+ *
+ * Revision 1.2  1997/09/24 19:44:12  fritz
+ * Added MSN mapping support, some cleanup.
+ *
+ * Revision 1.1  1997/09/23 18:00:05  fritz
+ * New driver for IBM Active 2000.
+ *
+ */
+
+#ifndef act2000_h
+#define act2000_h
+
+#ifdef __KERNEL__
+/* Kernel includes */
+
+#include <linux/module.h>
+#include <linux/version.h>
+#endif
+
+#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 *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/tqueue.h>
+#include <linux/interrupt.h>
+#include <linux/skbuff.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/major.h>
+#include <asm/segment.h>
+#include <asm/io.h>
+#include <linux/kernel.h>
+#include <linux/signal.h>
+#include <linux/malloc.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    */
+        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 tq_struct snd_tq;         /* Task struct for xmit bh          */
+	struct tq_struct rcv_tq;         /* Task struct for rcv bh           */
+	struct tq_struct poll_tq;        /* Task struct for polled rcv bh    */
+	msn_entry *msn_list;
+	unsigned short msgnum;           /* Message number fur sending       */
+	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 act2000_card *cards;
+
+extern __inline__ void act2000_schedule_tx(act2000_card *card)
+{
+        queue_task(&card->snd_tq, &tq_immediate);
+        mark_bh(IMMEDIATE_BH);
+}
+
+extern __inline__ void act2000_schedule_rx(act2000_card *card)
+{
+        queue_task(&card->rcv_tq, &tq_immediate);
+        mark_bh(IMMEDIATE_BH);
+}
+
+extern __inline__ void act2000_schedule_poll(act2000_card *card)
+{
+        queue_task(&card->poll_tq, &tq_immediate);
+        mark_bh(IMMEDIATE_BH);
+}
+
+extern char *act2000_find_eaz(act2000_card *, char);
+
+#endif                          /* defined(__KERNEL__) || defined(__DEBUGVAR__) */
+#endif                          /* act2000_h */