--- /dev/null
+/* $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 act2000_irq_data {
+ irq_data_isa isa;
+} act2000_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;
+ act2000_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 */
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