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1275 |
phoenix |
/* $Id: icn.c,v 1.1.1.1 2004-04-15 02:03:57 phoenix Exp $
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*
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* ISDN low-level module for the ICN active ISDN-Card.
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*
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* Copyright 1994,95,96 by Fritz Elfert (fritz@isdn4linux.de)
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*
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*
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*/
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#include "icn.h"
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#include <linux/module.h>
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#include <linux/init.h>
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static int portbase = ICN_BASEADDR;
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static unsigned long membase = ICN_MEMADDR;
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static char *icn_id = "\0";
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static char *icn_id2 = "\0";
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MODULE_DESCRIPTION("ISDN4Linux: Driver for ICN active ISDN card");
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MODULE_AUTHOR("Fritz Elfert");
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MODULE_LICENSE("GPL");
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MODULE_PARM(portbase, "i");
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MODULE_PARM_DESC(portbase, "Port address of first card");
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MODULE_PARM(membase, "l");
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MODULE_PARM_DESC(membase, "Shared memory address of all cards");
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MODULE_PARM(icn_id, "s");
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MODULE_PARM_DESC(icn_id, "ID-String of first card");
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MODULE_PARM(icn_id2, "s");
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MODULE_PARM_DESC(icn_id2, "ID-String of first card, second S0 (4B only)");
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/*
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* Verbose bootcode- and protocol-downloading.
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*/
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#undef BOOT_DEBUG
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/*
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* Verbose Shmem-Mapping.
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*/
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#undef MAP_DEBUG
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static char
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*revision = "$Revision: 1.1.1.1 $";
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static int icn_addcard(int, char *, char *);
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/*
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* Free send-queue completely.
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* Parameter:
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* card = pointer to card struct
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* channel = channel number
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*/
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static void
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icn_free_queue(icn_card * card, int channel)
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{
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struct sk_buff_head *queue = &card->spqueue[channel];
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struct sk_buff *skb;
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unsigned long flags;
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skb_queue_purge(queue);
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save_flags(flags);
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cli();
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card->xlen[channel] = 0;
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card->sndcount[channel] = 0;
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if ((skb = card->xskb[channel])) {
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card->xskb[channel] = NULL;
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restore_flags(flags);
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dev_kfree_skb(skb);
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} else
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restore_flags(flags);
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}
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/* Put a value into a shift-register, highest bit first.
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* Parameters:
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* port = port for output (bit 0 is significant)
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* val = value to be output
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* firstbit = Bit-Number of highest bit
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* bitcount = Number of bits to output
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*/
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static inline void
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icn_shiftout(unsigned short port,
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unsigned long val,
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int firstbit,
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int bitcount)
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{
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register u_char s;
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register u_char c;
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for (s = firstbit, c = bitcount; c > 0; s--, c--)
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OUTB_P((u_char) ((val >> s) & 1) ? 0xff : 0, port);
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}
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/*
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* disable a cards shared memory
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*/
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static inline void
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icn_disable_ram(icn_card * card)
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{
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OUTB_P(0, ICN_MAPRAM);
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}
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/*
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* enable a cards shared memory
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*/
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static inline void
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icn_enable_ram(icn_card * card)
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{
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OUTB_P(0xff, ICN_MAPRAM);
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}
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| 112 |
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/*
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* Map a cards channel0 (Bank0/Bank8) or channel1 (Bank4/Bank12)
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*/
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static inline void
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icn_map_channel(icn_card * card, int channel)
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{
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_map_channel %d %d\n", dev.channel, channel);
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#endif
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if ((channel == dev.channel) && (card == dev.mcard))
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return;
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if (dev.mcard)
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icn_disable_ram(dev.mcard);
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icn_shiftout(ICN_BANK, chan2bank[channel], 3, 4); /* Select Bank */
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icn_enable_ram(card);
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dev.mcard = card;
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dev.channel = channel;
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_map_channel done\n");
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#endif
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}
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/*
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* Lock a cards channel.
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* Return 0 if requested card/channel is unmapped (failure).
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* Return 1 on success.
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*/
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static inline int
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icn_lock_channel(icn_card * card, int channel)
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{
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register int retval;
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ulong flags;
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_lock_channel %d\n", channel);
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#endif
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save_flags(flags);
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cli();
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if ((dev.channel == channel) && (card == dev.mcard)) {
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dev.chanlock++;
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retval = 1;
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_lock_channel %d OK\n", channel);
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#endif
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} else {
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| 158 |
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retval = 0;
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| 159 |
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_lock_channel %d FAILED, dc=%d\n", channel, dev.channel);
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#endif
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}
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restore_flags(flags);
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return retval;
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}
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/*
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* Release current card/channel lock
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*/
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static inline void
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icn_release_channel(void)
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{
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ulong flags;
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "icn_release_channel l=%d\n", dev.chanlock);
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#endif
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save_flags(flags);
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cli();
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if (dev.chanlock > 0)
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dev.chanlock--;
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restore_flags(flags);
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}
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/*
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* Try to map and lock a cards channel.
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* Return 1 on success, 0 on failure.
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*/
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static inline int
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icn_trymaplock_channel(icn_card * card, int channel)
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{
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| 192 |
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ulong flags;
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| 193 |
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| 194 |
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#ifdef MAP_DEBUG
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printk(KERN_DEBUG "trymaplock c=%d dc=%d l=%d\n", channel, dev.channel,
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dev.chanlock);
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#endif
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save_flags(flags);
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cli();
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if ((!dev.chanlock) ||
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((dev.channel == channel) && (dev.mcard == card))) {
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dev.chanlock++;
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icn_map_channel(card, channel);
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| 204 |
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restore_flags(flags);
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#ifdef MAP_DEBUG
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| 206 |
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printk(KERN_DEBUG "trymaplock %d OK\n", channel);
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| 207 |
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#endif
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| 208 |
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return 1;
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| 209 |
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}
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| 210 |
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restore_flags(flags);
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#ifdef MAP_DEBUG
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| 212 |
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printk(KERN_DEBUG "trymaplock %d FAILED\n", channel);
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| 213 |
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#endif
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| 214 |
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return 0;
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| 215 |
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}
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| 216 |
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| 217 |
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/*
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| 218 |
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* Release current card/channel lock,
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| 219 |
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* then map same or other channel without locking.
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| 220 |
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*/
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| 221 |
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static inline void
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icn_maprelease_channel(icn_card * card, int channel)
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| 223 |
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{
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| 224 |
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ulong flags;
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| 225 |
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| 226 |
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#ifdef MAP_DEBUG
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| 227 |
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printk(KERN_DEBUG "map_release c=%d l=%d\n", channel, dev.chanlock);
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| 228 |
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#endif
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| 229 |
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save_flags(flags);
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| 230 |
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cli();
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| 231 |
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if (dev.chanlock > 0)
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| 232 |
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dev.chanlock--;
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| 233 |
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if (!dev.chanlock)
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| 234 |
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icn_map_channel(card, channel);
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| 235 |
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restore_flags(flags);
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| 236 |
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}
|
| 237 |
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|
| 238 |
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/* Get Data from the B-Channel, assemble fragmented packets and put them
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| 239 |
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* into receive-queue. Wake up any B-Channel-reading processes.
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| 240 |
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* This routine is called via timer-callback from icn_pollbchan().
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| 241 |
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*/
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| 242 |
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| 243 |
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static void
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| 244 |
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icn_pollbchan_receive(int channel, icn_card * card)
|
| 245 |
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{
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| 246 |
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int mch = channel + ((card->secondhalf) ? 2 : 0);
|
| 247 |
|
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int eflag;
|
| 248 |
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int cnt;
|
| 249 |
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struct sk_buff *skb;
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| 250 |
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|
| 251 |
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if (icn_trymaplock_channel(card, mch)) {
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| 252 |
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while (rbavl) {
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| 253 |
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cnt = readb(&rbuf_l);
|
| 254 |
|
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if ((card->rcvidx[channel] + cnt) > 4000) {
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| 255 |
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printk(KERN_WARNING
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| 256 |
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"icn: (%s) bogus packet on ch%d, dropping.\n",
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| 257 |
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CID,
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| 258 |
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channel + 1);
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| 259 |
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card->rcvidx[channel] = 0;
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| 260 |
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eflag = 0;
|
| 261 |
|
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} else {
|
| 262 |
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memcpy_fromio(&card->rcvbuf[channel][card->rcvidx[channel]],
|
| 263 |
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&rbuf_d, cnt);
|
| 264 |
|
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card->rcvidx[channel] += cnt;
|
| 265 |
|
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eflag = readb(&rbuf_f);
|
| 266 |
|
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}
|
| 267 |
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rbnext;
|
| 268 |
|
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icn_maprelease_channel(card, mch & 2);
|
| 269 |
|
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if (!eflag) {
|
| 270 |
|
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if ((cnt = card->rcvidx[channel])) {
|
| 271 |
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if (!(skb = dev_alloc_skb(cnt))) {
|
| 272 |
|
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printk(KERN_WARNING "icn: receive out of memory\n");
|
| 273 |
|
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break;
|
| 274 |
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}
|
| 275 |
|
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memcpy(skb_put(skb, cnt), card->rcvbuf[channel], cnt);
|
| 276 |
|
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card->rcvidx[channel] = 0;
|
| 277 |
|
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card->interface.rcvcallb_skb(card->myid, channel, skb);
|
| 278 |
|
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}
|
| 279 |
|
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}
|
| 280 |
|
|
if (!icn_trymaplock_channel(card, mch))
|
| 281 |
|
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break;
|
| 282 |
|
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}
|
| 283 |
|
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icn_maprelease_channel(card, mch & 2);
|
| 284 |
|
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}
|
| 285 |
|
|
}
|
| 286 |
|
|
|
| 287 |
|
|
/* Send data-packet to B-Channel, split it up into fragments of
|
| 288 |
|
|
* ICN_FRAGSIZE length. If last fragment is sent out, signal
|
| 289 |
|
|
* success to upper layers via statcallb with ISDN_STAT_BSENT argument.
|
| 290 |
|
|
* This routine is called via timer-callback from icn_pollbchan() or
|
| 291 |
|
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* directly from icn_sendbuf().
|
| 292 |
|
|
*/
|
| 293 |
|
|
|
| 294 |
|
|
static void
|
| 295 |
|
|
icn_pollbchan_send(int channel, icn_card * card)
|
| 296 |
|
|
{
|
| 297 |
|
|
int mch = channel + ((card->secondhalf) ? 2 : 0);
|
| 298 |
|
|
int cnt;
|
| 299 |
|
|
unsigned long flags;
|
| 300 |
|
|
struct sk_buff *skb;
|
| 301 |
|
|
isdn_ctrl cmd;
|
| 302 |
|
|
|
| 303 |
|
|
if (!(card->sndcount[channel] || card->xskb[channel] ||
|
| 304 |
|
|
skb_queue_len(&card->spqueue[channel])))
|
| 305 |
|
|
return;
|
| 306 |
|
|
if (icn_trymaplock_channel(card, mch)) {
|
| 307 |
|
|
while (sbfree &&
|
| 308 |
|
|
(card->sndcount[channel] ||
|
| 309 |
|
|
skb_queue_len(&card->spqueue[channel]) ||
|
| 310 |
|
|
card->xskb[channel])) {
|
| 311 |
|
|
save_flags(flags);
|
| 312 |
|
|
cli();
|
| 313 |
|
|
if (card->xmit_lock[channel]) {
|
| 314 |
|
|
restore_flags(flags);
|
| 315 |
|
|
break;
|
| 316 |
|
|
}
|
| 317 |
|
|
card->xmit_lock[channel]++;
|
| 318 |
|
|
restore_flags(flags);
|
| 319 |
|
|
skb = card->xskb[channel];
|
| 320 |
|
|
if (!skb) {
|
| 321 |
|
|
skb = skb_dequeue(&card->spqueue[channel]);
|
| 322 |
|
|
if (skb) {
|
| 323 |
|
|
/* Pop ACK-flag off skb.
|
| 324 |
|
|
* Store length to xlen.
|
| 325 |
|
|
*/
|
| 326 |
|
|
if (*(skb_pull(skb,1)))
|
| 327 |
|
|
card->xlen[channel] = skb->len;
|
| 328 |
|
|
else
|
| 329 |
|
|
card->xlen[channel] = 0;
|
| 330 |
|
|
}
|
| 331 |
|
|
}
|
| 332 |
|
|
if (!skb)
|
| 333 |
|
|
break;
|
| 334 |
|
|
if (skb->len > ICN_FRAGSIZE) {
|
| 335 |
|
|
writeb(0xff, &sbuf_f);
|
| 336 |
|
|
cnt = ICN_FRAGSIZE;
|
| 337 |
|
|
} else {
|
| 338 |
|
|
writeb(0x0, &sbuf_f);
|
| 339 |
|
|
cnt = skb->len;
|
| 340 |
|
|
}
|
| 341 |
|
|
writeb(cnt, &sbuf_l);
|
| 342 |
|
|
memcpy_toio(&sbuf_d, skb->data, cnt);
|
| 343 |
|
|
skb_pull(skb, cnt);
|
| 344 |
|
|
card->sndcount[channel] -= cnt;
|
| 345 |
|
|
sbnext; /* switch to next buffer */
|
| 346 |
|
|
icn_maprelease_channel(card, mch & 2);
|
| 347 |
|
|
if (!skb->len) {
|
| 348 |
|
|
save_flags(flags);
|
| 349 |
|
|
cli();
|
| 350 |
|
|
if (card->xskb[channel])
|
| 351 |
|
|
card->xskb[channel] = NULL;
|
| 352 |
|
|
restore_flags(flags);
|
| 353 |
|
|
dev_kfree_skb(skb);
|
| 354 |
|
|
if (card->xlen[channel]) {
|
| 355 |
|
|
cmd.command = ISDN_STAT_BSENT;
|
| 356 |
|
|
cmd.driver = card->myid;
|
| 357 |
|
|
cmd.arg = channel;
|
| 358 |
|
|
cmd.parm.length = card->xlen[channel];
|
| 359 |
|
|
card->interface.statcallb(&cmd);
|
| 360 |
|
|
}
|
| 361 |
|
|
} else {
|
| 362 |
|
|
save_flags(flags);
|
| 363 |
|
|
cli();
|
| 364 |
|
|
card->xskb[channel] = skb;
|
| 365 |
|
|
restore_flags(flags);
|
| 366 |
|
|
}
|
| 367 |
|
|
card->xmit_lock[channel] = 0;
|
| 368 |
|
|
if (!icn_trymaplock_channel(card, mch))
|
| 369 |
|
|
break;
|
| 370 |
|
|
}
|
| 371 |
|
|
icn_maprelease_channel(card, mch & 2);
|
| 372 |
|
|
}
|
| 373 |
|
|
}
|
| 374 |
|
|
|
| 375 |
|
|
/* Send/Receive Data to/from the B-Channel.
|
| 376 |
|
|
* This routine is called via timer-callback.
|
| 377 |
|
|
* It schedules itself while any B-Channel is open.
|
| 378 |
|
|
*/
|
| 379 |
|
|
|
| 380 |
|
|
static void
|
| 381 |
|
|
icn_pollbchan(unsigned long data)
|
| 382 |
|
|
{
|
| 383 |
|
|
icn_card *card = (icn_card *) data;
|
| 384 |
|
|
unsigned long flags;
|
| 385 |
|
|
|
| 386 |
|
|
if (card->flags & ICN_FLAGS_B1ACTIVE) {
|
| 387 |
|
|
icn_pollbchan_receive(0, card);
|
| 388 |
|
|
icn_pollbchan_send(0, card);
|
| 389 |
|
|
}
|
| 390 |
|
|
if (card->flags & ICN_FLAGS_B2ACTIVE) {
|
| 391 |
|
|
icn_pollbchan_receive(1, card);
|
| 392 |
|
|
icn_pollbchan_send(1, card);
|
| 393 |
|
|
}
|
| 394 |
|
|
if (card->flags & (ICN_FLAGS_B1ACTIVE | ICN_FLAGS_B2ACTIVE)) {
|
| 395 |
|
|
/* schedule b-channel polling again */
|
| 396 |
|
|
save_flags(flags);
|
| 397 |
|
|
cli();
|
| 398 |
|
|
mod_timer(&card->rb_timer, jiffies+ICN_TIMER_BCREAD);
|
| 399 |
|
|
card->flags |= ICN_FLAGS_RBTIMER;
|
| 400 |
|
|
restore_flags(flags);
|
| 401 |
|
|
} else
|
| 402 |
|
|
card->flags &= ~ICN_FLAGS_RBTIMER;
|
| 403 |
|
|
}
|
| 404 |
|
|
|
| 405 |
|
|
typedef struct icn_stat {
|
| 406 |
|
|
char *statstr;
|
| 407 |
|
|
int command;
|
| 408 |
|
|
int action;
|
| 409 |
|
|
} icn_stat;
|
| 410 |
|
|
/* *INDENT-OFF* */
|
| 411 |
|
|
static icn_stat icn_stat_table[] =
|
| 412 |
|
|
{
|
| 413 |
|
|
{"BCON_", ISDN_STAT_BCONN, 1}, /* B-Channel connected */
|
| 414 |
|
|
{"BDIS_", ISDN_STAT_BHUP, 2}, /* B-Channel disconnected */
|
| 415 |
|
|
/*
|
| 416 |
|
|
** add d-channel connect and disconnect support to link-level
|
| 417 |
|
|
*/
|
| 418 |
|
|
{"DCON_", ISDN_STAT_DCONN, 10}, /* D-Channel connected */
|
| 419 |
|
|
{"DDIS_", ISDN_STAT_DHUP, 11}, /* D-Channel disconnected */
|
| 420 |
|
|
{"DCAL_I", ISDN_STAT_ICALL, 3}, /* Incoming call dialup-line */
|
| 421 |
|
|
{"DSCA_I", ISDN_STAT_ICALL, 3}, /* Incoming call 1TR6-SPV */
|
| 422 |
|
|
{"FCALL", ISDN_STAT_ICALL, 4}, /* Leased line connection up */
|
| 423 |
|
|
{"CIF", ISDN_STAT_CINF, 5}, /* Charge-info, 1TR6-type */
|
| 424 |
|
|
{"AOC", ISDN_STAT_CINF, 6}, /* Charge-info, DSS1-type */
|
| 425 |
|
|
{"CAU", ISDN_STAT_CAUSE, 7}, /* Cause code */
|
| 426 |
|
|
{"TEI OK", ISDN_STAT_RUN, 0}, /* Card connected to wallplug */
|
| 427 |
|
|
{"NO D-CHAN", ISDN_STAT_NODCH, 0}, /* No D-channel available */
|
| 428 |
|
|
{"E_L1: ACT FAIL", ISDN_STAT_BHUP, 8}, /* Layer-1 activation failed */
|
| 429 |
|
|
{"E_L2: DATA LIN", ISDN_STAT_BHUP, 8}, /* Layer-2 data link lost */
|
| 430 |
|
|
{"E_L1: ACTIVATION FAILED",
|
| 431 |
|
|
ISDN_STAT_BHUP, 8}, /* Layer-1 activation failed */
|
| 432 |
|
|
{NULL, 0, -1}
|
| 433 |
|
|
};
|
| 434 |
|
|
/* *INDENT-ON* */
|
| 435 |
|
|
|
| 436 |
|
|
|
| 437 |
|
|
/*
|
| 438 |
|
|
* Check Statusqueue-Pointer from isdn-cards.
|
| 439 |
|
|
* If there are new status-replies from the interface, check
|
| 440 |
|
|
* them against B-Channel-connects/disconnects and set flags accordingly.
|
| 441 |
|
|
* Wake-Up any processes, who are reading the status-device.
|
| 442 |
|
|
* If there are B-Channels open, initiate a timer-callback to
|
| 443 |
|
|
* icn_pollbchan().
|
| 444 |
|
|
* This routine is called periodically via timer.
|
| 445 |
|
|
*/
|
| 446 |
|
|
|
| 447 |
|
|
static void
|
| 448 |
|
|
icn_parse_status(u_char * status, int channel, icn_card * card)
|
| 449 |
|
|
{
|
| 450 |
|
|
icn_stat *s = icn_stat_table;
|
| 451 |
|
|
int action = -1;
|
| 452 |
|
|
unsigned long flags;
|
| 453 |
|
|
isdn_ctrl cmd;
|
| 454 |
|
|
|
| 455 |
|
|
while (s->statstr) {
|
| 456 |
|
|
if (!strncmp(status, s->statstr, strlen(s->statstr))) {
|
| 457 |
|
|
cmd.command = s->command;
|
| 458 |
|
|
action = s->action;
|
| 459 |
|
|
break;
|
| 460 |
|
|
}
|
| 461 |
|
|
s++;
|
| 462 |
|
|
}
|
| 463 |
|
|
if (action == -1)
|
| 464 |
|
|
return;
|
| 465 |
|
|
cmd.driver = card->myid;
|
| 466 |
|
|
cmd.arg = channel;
|
| 467 |
|
|
switch (action) {
|
| 468 |
|
|
case 11:
|
| 469 |
|
|
save_flags(flags);
|
| 470 |
|
|
cli();
|
| 471 |
|
|
icn_free_queue(card,channel);
|
| 472 |
|
|
card->rcvidx[channel] = 0;
|
| 473 |
|
|
|
| 474 |
|
|
if (card->flags &
|
| 475 |
|
|
((channel)?ICN_FLAGS_B2ACTIVE:ICN_FLAGS_B1ACTIVE)) {
|
| 476 |
|
|
|
| 477 |
|
|
isdn_ctrl ncmd;
|
| 478 |
|
|
|
| 479 |
|
|
card->flags &= ~((channel)?
|
| 480 |
|
|
ICN_FLAGS_B2ACTIVE:ICN_FLAGS_B1ACTIVE);
|
| 481 |
|
|
|
| 482 |
|
|
memset(&ncmd, 0, sizeof(ncmd));
|
| 483 |
|
|
|
| 484 |
|
|
ncmd.driver = card->myid;
|
| 485 |
|
|
ncmd.arg = channel;
|
| 486 |
|
|
ncmd.command = ISDN_STAT_BHUP;
|
| 487 |
|
|
restore_flags(flags);
|
| 488 |
|
|
card->interface.statcallb(&cmd);
|
| 489 |
|
|
} else
|
| 490 |
|
|
restore_flags(flags);
|
| 491 |
|
|
|
| 492 |
|
|
break;
|
| 493 |
|
|
case 1:
|
| 494 |
|
|
icn_free_queue(card,channel);
|
| 495 |
|
|
card->flags |= (channel) ?
|
| 496 |
|
|
ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE;
|
| 497 |
|
|
break;
|
| 498 |
|
|
case 2:
|
| 499 |
|
|
card->flags &= ~((channel) ?
|
| 500 |
|
|
ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE);
|
| 501 |
|
|
icn_free_queue(card, channel);
|
| 502 |
|
|
save_flags(flags);
|
| 503 |
|
|
cli();
|
| 504 |
|
|
card->rcvidx[channel] = 0;
|
| 505 |
|
|
restore_flags(flags);
|
| 506 |
|
|
break;
|
| 507 |
|
|
case 3:
|
| 508 |
|
|
{
|
| 509 |
|
|
char *t = status + 6;
|
| 510 |
|
|
char *s = strpbrk(t, ",");
|
| 511 |
|
|
|
| 512 |
|
|
*s++ = '\0';
|
| 513 |
|
|
strncpy(cmd.parm.setup.phone, t,
|
| 514 |
|
|
sizeof(cmd.parm.setup.phone));
|
| 515 |
|
|
s = strpbrk(t = s, ",");
|
| 516 |
|
|
*s++ = '\0';
|
| 517 |
|
|
if (!strlen(t))
|
| 518 |
|
|
cmd.parm.setup.si1 = 0;
|
| 519 |
|
|
else
|
| 520 |
|
|
cmd.parm.setup.si1 =
|
| 521 |
|
|
simple_strtoul(t, NULL, 10);
|
| 522 |
|
|
s = strpbrk(t = s, ",");
|
| 523 |
|
|
*s++ = '\0';
|
| 524 |
|
|
if (!strlen(t))
|
| 525 |
|
|
cmd.parm.setup.si2 = 0;
|
| 526 |
|
|
else
|
| 527 |
|
|
cmd.parm.setup.si2 =
|
| 528 |
|
|
simple_strtoul(t, NULL, 10);
|
| 529 |
|
|
strncpy(cmd.parm.setup.eazmsn, s,
|
| 530 |
|
|
sizeof(cmd.parm.setup.eazmsn));
|
| 531 |
|
|
}
|
| 532 |
|
|
cmd.parm.setup.plan = 0;
|
| 533 |
|
|
cmd.parm.setup.screen = 0;
|
| 534 |
|
|
break;
|
| 535 |
|
|
case 4:
|
| 536 |
|
|
sprintf(cmd.parm.setup.phone, "LEASED%d", card->myid);
|
| 537 |
|
|
sprintf(cmd.parm.setup.eazmsn, "%d", channel + 1);
|
| 538 |
|
|
cmd.parm.setup.si1 = 7;
|
| 539 |
|
|
cmd.parm.setup.si2 = 0;
|
| 540 |
|
|
cmd.parm.setup.plan = 0;
|
| 541 |
|
|
cmd.parm.setup.screen = 0;
|
| 542 |
|
|
break;
|
| 543 |
|
|
case 5:
|
| 544 |
|
|
strncpy(cmd.parm.num, status + 3, sizeof(cmd.parm.num) - 1);
|
| 545 |
|
|
break;
|
| 546 |
|
|
case 6:
|
| 547 |
|
|
sprintf(cmd.parm.num, "%d",
|
| 548 |
|
|
(int) simple_strtoul(status + 7, NULL, 16));
|
| 549 |
|
|
break;
|
| 550 |
|
|
case 7:
|
| 551 |
|
|
status += 3;
|
| 552 |
|
|
if (strlen(status) == 4)
|
| 553 |
|
|
sprintf(cmd.parm.num, "%s%c%c",
|
| 554 |
|
|
status + 2, *status, *(status + 1));
|
| 555 |
|
|
else
|
| 556 |
|
|
strncpy(cmd.parm.num, status + 1, sizeof(cmd.parm.num) - 1);
|
| 557 |
|
|
break;
|
| 558 |
|
|
case 8:
|
| 559 |
|
|
card->flags &= ~ICN_FLAGS_B1ACTIVE;
|
| 560 |
|
|
icn_free_queue(card, 0);
|
| 561 |
|
|
save_flags(flags);
|
| 562 |
|
|
cli();
|
| 563 |
|
|
card->rcvidx[0] = 0;
|
| 564 |
|
|
restore_flags(flags);
|
| 565 |
|
|
cmd.arg = 0;
|
| 566 |
|
|
cmd.driver = card->myid;
|
| 567 |
|
|
card->interface.statcallb(&cmd);
|
| 568 |
|
|
cmd.command = ISDN_STAT_DHUP;
|
| 569 |
|
|
cmd.arg = 0;
|
| 570 |
|
|
cmd.driver = card->myid;
|
| 571 |
|
|
card->interface.statcallb(&cmd);
|
| 572 |
|
|
cmd.command = ISDN_STAT_BHUP;
|
| 573 |
|
|
card->flags &= ~ICN_FLAGS_B2ACTIVE;
|
| 574 |
|
|
icn_free_queue(card, 1);
|
| 575 |
|
|
save_flags(flags);
|
| 576 |
|
|
cli();
|
| 577 |
|
|
card->rcvidx[1] = 0;
|
| 578 |
|
|
restore_flags(flags);
|
| 579 |
|
|
cmd.arg = 1;
|
| 580 |
|
|
cmd.driver = card->myid;
|
| 581 |
|
|
card->interface.statcallb(&cmd);
|
| 582 |
|
|
cmd.command = ISDN_STAT_DHUP;
|
| 583 |
|
|
cmd.arg = 1;
|
| 584 |
|
|
cmd.driver = card->myid;
|
| 585 |
|
|
break;
|
| 586 |
|
|
}
|
| 587 |
|
|
card->interface.statcallb(&cmd);
|
| 588 |
|
|
return;
|
| 589 |
|
|
}
|
| 590 |
|
|
|
| 591 |
|
|
static void
|
| 592 |
|
|
icn_putmsg(icn_card * card, unsigned char c)
|
| 593 |
|
|
{
|
| 594 |
|
|
ulong flags;
|
| 595 |
|
|
|
| 596 |
|
|
save_flags(flags);
|
| 597 |
|
|
cli();
|
| 598 |
|
|
*card->msg_buf_write++ = (c == 0xff) ? '\n' : c;
|
| 599 |
|
|
if (card->msg_buf_write == card->msg_buf_read) {
|
| 600 |
|
|
if (++card->msg_buf_read > card->msg_buf_end)
|
| 601 |
|
|
card->msg_buf_read = card->msg_buf;
|
| 602 |
|
|
}
|
| 603 |
|
|
if (card->msg_buf_write > card->msg_buf_end)
|
| 604 |
|
|
card->msg_buf_write = card->msg_buf;
|
| 605 |
|
|
restore_flags(flags);
|
| 606 |
|
|
}
|
| 607 |
|
|
|
| 608 |
|
|
static void
|
| 609 |
|
|
icn_polldchan(unsigned long data)
|
| 610 |
|
|
{
|
| 611 |
|
|
icn_card *card = (icn_card *) data;
|
| 612 |
|
|
int mch = card->secondhalf ? 2 : 0;
|
| 613 |
|
|
int avail = 0;
|
| 614 |
|
|
int left;
|
| 615 |
|
|
u_char c;
|
| 616 |
|
|
int ch;
|
| 617 |
|
|
unsigned long flags;
|
| 618 |
|
|
int i;
|
| 619 |
|
|
u_char *p;
|
| 620 |
|
|
isdn_ctrl cmd;
|
| 621 |
|
|
|
| 622 |
|
|
if (icn_trymaplock_channel(card, mch)) {
|
| 623 |
|
|
avail = msg_avail;
|
| 624 |
|
|
for (left = avail, i = readb(&msg_o); left > 0; i++, left--) {
|
| 625 |
|
|
c = readb(&dev.shmem->comm_buffers.iopc_buf[i & 0xff]);
|
| 626 |
|
|
icn_putmsg(card, c);
|
| 627 |
|
|
if (c == 0xff) {
|
| 628 |
|
|
card->imsg[card->iptr] = 0;
|
| 629 |
|
|
card->iptr = 0;
|
| 630 |
|
|
if (card->imsg[0] == '0' && card->imsg[1] >= '0' &&
|
| 631 |
|
|
card->imsg[1] <= '2' && card->imsg[2] == ';') {
|
| 632 |
|
|
ch = (card->imsg[1] - '0') - 1;
|
| 633 |
|
|
p = &card->imsg[3];
|
| 634 |
|
|
icn_parse_status(p, ch, card);
|
| 635 |
|
|
} else {
|
| 636 |
|
|
p = card->imsg;
|
| 637 |
|
|
if (!strncmp(p, "DRV1.", 5)) {
|
| 638 |
|
|
u_char vstr[10];
|
| 639 |
|
|
u_char *q = vstr;
|
| 640 |
|
|
|
| 641 |
|
|
printk(KERN_INFO "icn: (%s) %s\n", CID, p);
|
| 642 |
|
|
if (!strncmp(p + 7, "TC", 2)) {
|
| 643 |
|
|
card->ptype = ISDN_PTYPE_1TR6;
|
| 644 |
|
|
card->interface.features |= ISDN_FEATURE_P_1TR6;
|
| 645 |
|
|
printk(KERN_INFO
|
| 646 |
|
|
"icn: (%s) 1TR6-Protocol loaded and running\n", CID);
|
| 647 |
|
|
}
|
| 648 |
|
|
if (!strncmp(p + 7, "EC", 2)) {
|
| 649 |
|
|
card->ptype = ISDN_PTYPE_EURO;
|
| 650 |
|
|
card->interface.features |= ISDN_FEATURE_P_EURO;
|
| 651 |
|
|
printk(KERN_INFO
|
| 652 |
|
|
"icn: (%s) Euro-Protocol loaded and running\n", CID);
|
| 653 |
|
|
}
|
| 654 |
|
|
p = strstr(card->imsg, "BRV") + 3;
|
| 655 |
|
|
while (*p) {
|
| 656 |
|
|
if (*p >= '0' && *p <= '9')
|
| 657 |
|
|
*q++ = *p;
|
| 658 |
|
|
p++;
|
| 659 |
|
|
}
|
| 660 |
|
|
*q = '\0';
|
| 661 |
|
|
strcat(vstr, "000");
|
| 662 |
|
|
vstr[3] = '\0';
|
| 663 |
|
|
card->fw_rev = (int) simple_strtoul(vstr, NULL, 10);
|
| 664 |
|
|
continue;
|
| 665 |
|
|
|
| 666 |
|
|
}
|
| 667 |
|
|
}
|
| 668 |
|
|
} else {
|
| 669 |
|
|
card->imsg[card->iptr] = c;
|
| 670 |
|
|
if (card->iptr < 59)
|
| 671 |
|
|
card->iptr++;
|
| 672 |
|
|
}
|
| 673 |
|
|
}
|
| 674 |
|
|
writeb((readb(&msg_o) + avail) & 0xff, &msg_o);
|
| 675 |
|
|
icn_release_channel();
|
| 676 |
|
|
}
|
| 677 |
|
|
if (avail) {
|
| 678 |
|
|
cmd.command = ISDN_STAT_STAVAIL;
|
| 679 |
|
|
cmd.driver = card->myid;
|
| 680 |
|
|
cmd.arg = avail;
|
| 681 |
|
|
card->interface.statcallb(&cmd);
|
| 682 |
|
|
}
|
| 683 |
|
|
if (card->flags & (ICN_FLAGS_B1ACTIVE | ICN_FLAGS_B2ACTIVE))
|
| 684 |
|
|
if (!(card->flags & ICN_FLAGS_RBTIMER)) {
|
| 685 |
|
|
/* schedule b-channel polling */
|
| 686 |
|
|
card->flags |= ICN_FLAGS_RBTIMER;
|
| 687 |
|
|
save_flags(flags);
|
| 688 |
|
|
cli();
|
| 689 |
|
|
del_timer(&card->rb_timer);
|
| 690 |
|
|
card->rb_timer.function = icn_pollbchan;
|
| 691 |
|
|
card->rb_timer.data = (unsigned long) card;
|
| 692 |
|
|
card->rb_timer.expires = jiffies + ICN_TIMER_BCREAD;
|
| 693 |
|
|
add_timer(&card->rb_timer);
|
| 694 |
|
|
restore_flags(flags);
|
| 695 |
|
|
}
|
| 696 |
|
|
/* schedule again */
|
| 697 |
|
|
save_flags(flags);
|
| 698 |
|
|
cli();
|
| 699 |
|
|
mod_timer(&card->st_timer, jiffies+ICN_TIMER_DCREAD);
|
| 700 |
|
|
restore_flags(flags);
|
| 701 |
|
|
}
|
| 702 |
|
|
|
| 703 |
|
|
/* Append a packet to the transmit buffer-queue.
|
| 704 |
|
|
* Parameters:
|
| 705 |
|
|
* channel = Number of B-channel
|
| 706 |
|
|
* skb = pointer to sk_buff
|
| 707 |
|
|
* card = pointer to card-struct
|
| 708 |
|
|
* Return:
|
| 709 |
|
|
* Number of bytes transferred, -E??? on error
|
| 710 |
|
|
*/
|
| 711 |
|
|
|
| 712 |
|
|
static int
|
| 713 |
|
|
icn_sendbuf(int channel, int ack, struct sk_buff *skb, icn_card * card)
|
| 714 |
|
|
{
|
| 715 |
|
|
int len = skb->len;
|
| 716 |
|
|
unsigned long flags;
|
| 717 |
|
|
struct sk_buff *nskb;
|
| 718 |
|
|
|
| 719 |
|
|
if (len > 4000) {
|
| 720 |
|
|
printk(KERN_WARNING
|
| 721 |
|
|
"icn: Send packet too large\n");
|
| 722 |
|
|
return -EINVAL;
|
| 723 |
|
|
}
|
| 724 |
|
|
if (len) {
|
| 725 |
|
|
if (!(card->flags & (channel) ? ICN_FLAGS_B2ACTIVE : ICN_FLAGS_B1ACTIVE))
|
| 726 |
|
|
return 0;
|
| 727 |
|
|
if (card->sndcount[channel] > ICN_MAX_SQUEUE)
|
| 728 |
|
|
return 0;
|
| 729 |
|
|
save_flags(flags);
|
| 730 |
|
|
cli();
|
| 731 |
|
|
nskb = skb_clone(skb, GFP_ATOMIC);
|
| 732 |
|
|
if (nskb) {
|
| 733 |
|
|
/* Push ACK flag as one
|
| 734 |
|
|
* byte in front of data.
|
| 735 |
|
|
*/
|
| 736 |
|
|
*(skb_push(nskb, 1)) = ack?1:0;
|
| 737 |
|
|
skb_queue_tail(&card->spqueue[channel], nskb);
|
| 738 |
|
|
dev_kfree_skb(skb);
|
| 739 |
|
|
} else
|
| 740 |
|
|
len = 0;
|
| 741 |
|
|
card->sndcount[channel] += len;
|
| 742 |
|
|
restore_flags(flags);
|
| 743 |
|
|
}
|
| 744 |
|
|
return len;
|
| 745 |
|
|
}
|
| 746 |
|
|
|
| 747 |
|
|
/*
|
| 748 |
|
|
* Check card's status after starting the bootstrap loader.
|
| 749 |
|
|
* On entry, the card's shared memory has already to be mapped.
|
| 750 |
|
|
* Return:
|
| 751 |
|
|
* 0 on success (Boot loader ready)
|
| 752 |
|
|
* -EIO on failure (timeout)
|
| 753 |
|
|
*/
|
| 754 |
|
|
static int
|
| 755 |
|
|
icn_check_loader(int cardnumber)
|
| 756 |
|
|
{
|
| 757 |
|
|
int timer = 0;
|
| 758 |
|
|
|
| 759 |
|
|
while (1) {
|
| 760 |
|
|
#ifdef BOOT_DEBUG
|
| 761 |
|
|
printk(KERN_DEBUG "Loader %d ?\n", cardnumber);
|
| 762 |
|
|
#endif
|
| 763 |
|
|
if (readb(&dev.shmem->data_control.scns) ||
|
| 764 |
|
|
readb(&dev.shmem->data_control.scnr)) {
|
| 765 |
|
|
if (timer++ > 5) {
|
| 766 |
|
|
printk(KERN_WARNING
|
| 767 |
|
|
"icn: Boot-Loader %d timed out.\n",
|
| 768 |
|
|
cardnumber);
|
| 769 |
|
|
icn_release_channel();
|
| 770 |
|
|
return -EIO;
|
| 771 |
|
|
}
|
| 772 |
|
|
#ifdef BOOT_DEBUG
|
| 773 |
|
|
printk(KERN_DEBUG "Loader %d TO?\n", cardnumber);
|
| 774 |
|
|
#endif
|
| 775 |
|
|
current->state = TASK_INTERRUPTIBLE;
|
| 776 |
|
|
schedule_timeout(ICN_BOOT_TIMEOUT1);
|
| 777 |
|
|
} else {
|
| 778 |
|
|
#ifdef BOOT_DEBUG
|
| 779 |
|
|
printk(KERN_DEBUG "Loader %d OK\n", cardnumber);
|
| 780 |
|
|
#endif
|
| 781 |
|
|
icn_release_channel();
|
| 782 |
|
|
return 0;
|
| 783 |
|
|
}
|
| 784 |
|
|
}
|
| 785 |
|
|
}
|
| 786 |
|
|
|
| 787 |
|
|
/* Load the boot-code into the interface-card's memory and start it.
|
| 788 |
|
|
* Always called from user-process.
|
| 789 |
|
|
*
|
| 790 |
|
|
* Parameters:
|
| 791 |
|
|
* buffer = pointer to packet
|
| 792 |
|
|
* Return:
|
| 793 |
|
|
* 0 if successfully loaded
|
| 794 |
|
|
*/
|
| 795 |
|
|
|
| 796 |
|
|
#ifdef BOOT_DEBUG
|
| 797 |
|
|
#define SLEEP(sec) { \
|
| 798 |
|
|
int slsec = sec; \
|
| 799 |
|
|
printk(KERN_DEBUG "SLEEP(%d)\n",slsec); \
|
| 800 |
|
|
while (slsec) { \
|
| 801 |
|
|
current->state = TASK_INTERRUPTIBLE; \
|
| 802 |
|
|
schedule_timeout(HZ); \
|
| 803 |
|
|
slsec--; \
|
| 804 |
|
|
} \
|
| 805 |
|
|
}
|
| 806 |
|
|
#else
|
| 807 |
|
|
#define SLEEP(sec)
|
| 808 |
|
|
#endif
|
| 809 |
|
|
|
| 810 |
|
|
static int
|
| 811 |
|
|
icn_loadboot(u_char * buffer, icn_card * card)
|
| 812 |
|
|
{
|
| 813 |
|
|
int ret;
|
| 814 |
|
|
u_char *codebuf;
|
| 815 |
|
|
unsigned long flags;
|
| 816 |
|
|
|
| 817 |
|
|
#ifdef BOOT_DEBUG
|
| 818 |
|
|
printk(KERN_DEBUG "icn_loadboot called, buffaddr=%08lx\n", (ulong) buffer);
|
| 819 |
|
|
#endif
|
| 820 |
|
|
if (!(codebuf = kmalloc(ICN_CODE_STAGE1, GFP_KERNEL))) {
|
| 821 |
|
|
printk(KERN_WARNING "icn: Could not allocate code buffer\n");
|
| 822 |
|
|
return -ENOMEM;
|
| 823 |
|
|
}
|
| 824 |
|
|
if ((ret = copy_from_user(codebuf, buffer, ICN_CODE_STAGE1))) {
|
| 825 |
|
|
kfree(codebuf);
|
| 826 |
|
|
return ret;
|
| 827 |
|
|
}
|
| 828 |
|
|
if (!card->rvalid) {
|
| 829 |
|
|
if (check_region(card->port, ICN_PORTLEN)) {
|
| 830 |
|
|
printk(KERN_WARNING
|
| 831 |
|
|
"icn: (%s) ports 0x%03x-0x%03x in use.\n",
|
| 832 |
|
|
CID,
|
| 833 |
|
|
card->port,
|
| 834 |
|
|
card->port + ICN_PORTLEN);
|
| 835 |
|
|
kfree(codebuf);
|
| 836 |
|
|
return -EBUSY;
|
| 837 |
|
|
}
|
| 838 |
|
|
request_region(card->port, ICN_PORTLEN, card->regname);
|
| 839 |
|
|
card->rvalid = 1;
|
| 840 |
|
|
if (card->doubleS0)
|
| 841 |
|
|
card->other->rvalid = 1;
|
| 842 |
|
|
}
|
| 843 |
|
|
if (!dev.mvalid) {
|
| 844 |
|
|
if (check_mem_region(dev.memaddr, 0x4000)) {
|
| 845 |
|
|
printk(KERN_WARNING
|
| 846 |
|
|
"icn: memory at 0x%08lx in use.\n", dev.memaddr);
|
| 847 |
|
|
return -EBUSY;
|
| 848 |
|
|
}
|
| 849 |
|
|
request_mem_region(dev.memaddr, 0x4000, "icn-isdn (all cards)");
|
| 850 |
|
|
dev.shmem = ioremap(dev.memaddr, 0x4000);
|
| 851 |
|
|
dev.mvalid = 1;
|
| 852 |
|
|
}
|
| 853 |
|
|
OUTB_P(0, ICN_RUN); /* Reset Controller */
|
| 854 |
|
|
OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
|
| 855 |
|
|
icn_shiftout(ICN_CFG, 0x0f, 3, 4); /* Windowsize= 16k */
|
| 856 |
|
|
icn_shiftout(ICN_CFG, dev.memaddr, 23, 10); /* Set RAM-Addr. */
|
| 857 |
|
|
#ifdef BOOT_DEBUG
|
| 858 |
|
|
printk(KERN_DEBUG "shmem=%08lx\n", dev.memaddr);
|
| 859 |
|
|
#endif
|
| 860 |
|
|
SLEEP(1);
|
| 861 |
|
|
#ifdef BOOT_DEBUG
|
| 862 |
|
|
printk(KERN_DEBUG "Map Bank 0\n");
|
| 863 |
|
|
#endif
|
| 864 |
|
|
save_flags(flags);
|
| 865 |
|
|
cli();
|
| 866 |
|
|
icn_map_channel(card, 0); /* Select Bank 0 */
|
| 867 |
|
|
icn_lock_channel(card, 0); /* Lock Bank 0 */
|
| 868 |
|
|
restore_flags(flags);
|
| 869 |
|
|
SLEEP(1);
|
| 870 |
|
|
memcpy_toio(dev.shmem, codebuf, ICN_CODE_STAGE1); /* Copy code */
|
| 871 |
|
|
#ifdef BOOT_DEBUG
|
| 872 |
|
|
printk(KERN_DEBUG "Bootloader transferred\n");
|
| 873 |
|
|
#endif
|
| 874 |
|
|
if (card->doubleS0) {
|
| 875 |
|
|
SLEEP(1);
|
| 876 |
|
|
#ifdef BOOT_DEBUG
|
| 877 |
|
|
printk(KERN_DEBUG "Map Bank 8\n");
|
| 878 |
|
|
#endif
|
| 879 |
|
|
save_flags(flags);
|
| 880 |
|
|
cli();
|
| 881 |
|
|
icn_release_channel();
|
| 882 |
|
|
icn_map_channel(card, 2); /* Select Bank 8 */
|
| 883 |
|
|
icn_lock_channel(card, 2); /* Lock Bank 8 */
|
| 884 |
|
|
restore_flags(flags);
|
| 885 |
|
|
SLEEP(1);
|
| 886 |
|
|
memcpy_toio(dev.shmem, codebuf, ICN_CODE_STAGE1); /* Copy code */
|
| 887 |
|
|
#ifdef BOOT_DEBUG
|
| 888 |
|
|
printk(KERN_DEBUG "Bootloader transferred\n");
|
| 889 |
|
|
#endif
|
| 890 |
|
|
}
|
| 891 |
|
|
kfree(codebuf);
|
| 892 |
|
|
SLEEP(1);
|
| 893 |
|
|
OUTB_P(0xff, ICN_RUN); /* Start Boot-Code */
|
| 894 |
|
|
if ((ret = icn_check_loader(card->doubleS0 ? 2 : 1)))
|
| 895 |
|
|
return ret;
|
| 896 |
|
|
if (!card->doubleS0)
|
| 897 |
|
|
return 0;
|
| 898 |
|
|
/* reached only, if we have a Double-S0-Card */
|
| 899 |
|
|
#ifdef BOOT_DEBUG
|
| 900 |
|
|
printk(KERN_DEBUG "Map Bank 0\n");
|
| 901 |
|
|
#endif
|
| 902 |
|
|
save_flags(flags);
|
| 903 |
|
|
cli();
|
| 904 |
|
|
icn_map_channel(card, 0); /* Select Bank 0 */
|
| 905 |
|
|
icn_lock_channel(card, 0); /* Lock Bank 0 */
|
| 906 |
|
|
restore_flags(flags);
|
| 907 |
|
|
SLEEP(1);
|
| 908 |
|
|
return (icn_check_loader(1));
|
| 909 |
|
|
}
|
| 910 |
|
|
|
| 911 |
|
|
static int
|
| 912 |
|
|
icn_loadproto(u_char * buffer, icn_card * card)
|
| 913 |
|
|
{
|
| 914 |
|
|
register u_char *p = buffer;
|
| 915 |
|
|
u_char codebuf[256];
|
| 916 |
|
|
uint left = ICN_CODE_STAGE2;
|
| 917 |
|
|
uint cnt;
|
| 918 |
|
|
int timer;
|
| 919 |
|
|
int ret;
|
| 920 |
|
|
unsigned long flags;
|
| 921 |
|
|
|
| 922 |
|
|
#ifdef BOOT_DEBUG
|
| 923 |
|
|
printk(KERN_DEBUG "icn_loadproto called\n");
|
| 924 |
|
|
#endif
|
| 925 |
|
|
if ((ret = verify_area(VERIFY_READ, (void *) buffer, ICN_CODE_STAGE2)))
|
| 926 |
|
|
return ret;
|
| 927 |
|
|
timer = 0;
|
| 928 |
|
|
save_flags(flags);
|
| 929 |
|
|
cli();
|
| 930 |
|
|
if (card->secondhalf) {
|
| 931 |
|
|
icn_map_channel(card, 2);
|
| 932 |
|
|
icn_lock_channel(card, 2);
|
| 933 |
|
|
} else {
|
| 934 |
|
|
icn_map_channel(card, 0);
|
| 935 |
|
|
icn_lock_channel(card, 0);
|
| 936 |
|
|
}
|
| 937 |
|
|
restore_flags(flags);
|
| 938 |
|
|
while (left) {
|
| 939 |
|
|
if (sbfree) { /* If there is a free buffer... */
|
| 940 |
|
|
cnt = left;
|
| 941 |
|
|
if (cnt > 256)
|
| 942 |
|
|
cnt = 256;
|
| 943 |
|
|
if (copy_from_user(codebuf, p, cnt)) {
|
| 944 |
|
|
icn_maprelease_channel(card, 0);
|
| 945 |
|
|
return -EFAULT;
|
| 946 |
|
|
}
|
| 947 |
|
|
memcpy_toio(&sbuf_l, codebuf, cnt); /* copy data */
|
| 948 |
|
|
sbnext; /* switch to next buffer */
|
| 949 |
|
|
p += cnt;
|
| 950 |
|
|
left -= cnt;
|
| 951 |
|
|
timer = 0;
|
| 952 |
|
|
} else {
|
| 953 |
|
|
#ifdef BOOT_DEBUG
|
| 954 |
|
|
printk(KERN_DEBUG "boot 2 !sbfree\n");
|
| 955 |
|
|
#endif
|
| 956 |
|
|
if (timer++ > 5) {
|
| 957 |
|
|
icn_maprelease_channel(card, 0);
|
| 958 |
|
|
return -EIO;
|
| 959 |
|
|
}
|
| 960 |
|
|
current->state = TASK_INTERRUPTIBLE;
|
| 961 |
|
|
schedule_timeout(10);
|
| 962 |
|
|
}
|
| 963 |
|
|
}
|
| 964 |
|
|
writeb(0x20, &sbuf_n);
|
| 965 |
|
|
timer = 0;
|
| 966 |
|
|
while (1) {
|
| 967 |
|
|
if (readb(&cmd_o) || readb(&cmd_i)) {
|
| 968 |
|
|
#ifdef BOOT_DEBUG
|
| 969 |
|
|
printk(KERN_DEBUG "Proto?\n");
|
| 970 |
|
|
#endif
|
| 971 |
|
|
if (timer++ > 5) {
|
| 972 |
|
|
printk(KERN_WARNING
|
| 973 |
|
|
"icn: (%s) Protocol timed out.\n",
|
| 974 |
|
|
CID);
|
| 975 |
|
|
#ifdef BOOT_DEBUG
|
| 976 |
|
|
printk(KERN_DEBUG "Proto TO!\n");
|
| 977 |
|
|
#endif
|
| 978 |
|
|
icn_maprelease_channel(card, 0);
|
| 979 |
|
|
return -EIO;
|
| 980 |
|
|
}
|
| 981 |
|
|
#ifdef BOOT_DEBUG
|
| 982 |
|
|
printk(KERN_DEBUG "Proto TO?\n");
|
| 983 |
|
|
#endif
|
| 984 |
|
|
current->state = TASK_INTERRUPTIBLE;
|
| 985 |
|
|
schedule_timeout(ICN_BOOT_TIMEOUT1);
|
| 986 |
|
|
} else {
|
| 987 |
|
|
if ((card->secondhalf) || (!card->doubleS0)) {
|
| 988 |
|
|
#ifdef BOOT_DEBUG
|
| 989 |
|
|
printk(KERN_DEBUG "Proto loaded, install poll-timer %d\n",
|
| 990 |
|
|
card->secondhalf);
|
| 991 |
|
|
#endif
|
| 992 |
|
|
save_flags(flags);
|
| 993 |
|
|
cli();
|
| 994 |
|
|
init_timer(&card->st_timer);
|
| 995 |
|
|
card->st_timer.expires = jiffies + ICN_TIMER_DCREAD;
|
| 996 |
|
|
card->st_timer.function = icn_polldchan;
|
| 997 |
|
|
card->st_timer.data = (unsigned long) card;
|
| 998 |
|
|
add_timer(&card->st_timer);
|
| 999 |
|
|
card->flags |= ICN_FLAGS_RUNNING;
|
| 1000 |
|
|
if (card->doubleS0) {
|
| 1001 |
|
|
init_timer(&card->other->st_timer);
|
| 1002 |
|
|
card->other->st_timer.expires = jiffies + ICN_TIMER_DCREAD;
|
| 1003 |
|
|
card->other->st_timer.function = icn_polldchan;
|
| 1004 |
|
|
card->other->st_timer.data = (unsigned long) card->other;
|
| 1005 |
|
|
add_timer(&card->other->st_timer);
|
| 1006 |
|
|
card->other->flags |= ICN_FLAGS_RUNNING;
|
| 1007 |
|
|
}
|
| 1008 |
|
|
restore_flags(flags);
|
| 1009 |
|
|
}
|
| 1010 |
|
|
icn_maprelease_channel(card, 0);
|
| 1011 |
|
|
return 0;
|
| 1012 |
|
|
}
|
| 1013 |
|
|
}
|
| 1014 |
|
|
}
|
| 1015 |
|
|
|
| 1016 |
|
|
/* Read the Status-replies from the Interface */
|
| 1017 |
|
|
static int
|
| 1018 |
|
|
icn_readstatus(u_char * buf, int len, int user, icn_card * card)
|
| 1019 |
|
|
{
|
| 1020 |
|
|
int count;
|
| 1021 |
|
|
u_char *p;
|
| 1022 |
|
|
|
| 1023 |
|
|
for (p = buf, count = 0; count < len; p++, count++) {
|
| 1024 |
|
|
if (card->msg_buf_read == card->msg_buf_write)
|
| 1025 |
|
|
return count;
|
| 1026 |
|
|
if (user)
|
| 1027 |
|
|
put_user(*card->msg_buf_read++, p);
|
| 1028 |
|
|
else
|
| 1029 |
|
|
*p = *card->msg_buf_read++;
|
| 1030 |
|
|
if (card->msg_buf_read > card->msg_buf_end)
|
| 1031 |
|
|
card->msg_buf_read = card->msg_buf;
|
| 1032 |
|
|
}
|
| 1033 |
|
|
return count;
|
| 1034 |
|
|
}
|
| 1035 |
|
|
|
| 1036 |
|
|
/* Put command-strings into the command-queue of the Interface */
|
| 1037 |
|
|
static int
|
| 1038 |
|
|
icn_writecmd(const u_char * buf, int len, int user, icn_card * card)
|
| 1039 |
|
|
{
|
| 1040 |
|
|
int mch = card->secondhalf ? 2 : 0;
|
| 1041 |
|
|
int pp;
|
| 1042 |
|
|
int i;
|
| 1043 |
|
|
int count;
|
| 1044 |
|
|
int xcount;
|
| 1045 |
|
|
int ocount;
|
| 1046 |
|
|
int loop;
|
| 1047 |
|
|
unsigned long flags;
|
| 1048 |
|
|
int lastmap_channel;
|
| 1049 |
|
|
struct icn_card *lastmap_card;
|
| 1050 |
|
|
u_char *p;
|
| 1051 |
|
|
isdn_ctrl cmd;
|
| 1052 |
|
|
u_char msg[0x100];
|
| 1053 |
|
|
|
| 1054 |
|
|
ocount = 1;
|
| 1055 |
|
|
xcount = loop = 0;
|
| 1056 |
|
|
while (len) {
|
| 1057 |
|
|
count = cmd_free;
|
| 1058 |
|
|
if (count > len)
|
| 1059 |
|
|
count = len;
|
| 1060 |
|
|
if (user)
|
| 1061 |
|
|
copy_from_user(msg, buf, count);
|
| 1062 |
|
|
else
|
| 1063 |
|
|
memcpy(msg, buf, count);
|
| 1064 |
|
|
|
| 1065 |
|
|
save_flags(flags);
|
| 1066 |
|
|
cli();
|
| 1067 |
|
|
lastmap_card = dev.mcard;
|
| 1068 |
|
|
lastmap_channel = dev.channel;
|
| 1069 |
|
|
icn_map_channel(card, mch);
|
| 1070 |
|
|
|
| 1071 |
|
|
icn_putmsg(card, '>');
|
| 1072 |
|
|
for (p = msg, pp = readb(&cmd_i), i = count; i > 0; i--, p++, pp
|
| 1073 |
|
|
++) {
|
| 1074 |
|
|
writeb((*p == '\n') ? 0xff : *p,
|
| 1075 |
|
|
&dev.shmem->comm_buffers.pcio_buf[pp & 0xff]);
|
| 1076 |
|
|
len--;
|
| 1077 |
|
|
xcount++;
|
| 1078 |
|
|
icn_putmsg(card, *p);
|
| 1079 |
|
|
if ((*p == '\n') && (i > 1)) {
|
| 1080 |
|
|
icn_putmsg(card, '>');
|
| 1081 |
|
|
ocount++;
|
| 1082 |
|
|
}
|
| 1083 |
|
|
ocount++;
|
| 1084 |
|
|
}
|
| 1085 |
|
|
writeb((readb(&cmd_i) + count) & 0xff, &cmd_i);
|
| 1086 |
|
|
if (lastmap_card)
|
| 1087 |
|
|
icn_map_channel(lastmap_card, lastmap_channel);
|
| 1088 |
|
|
restore_flags(flags);
|
| 1089 |
|
|
if (len) {
|
| 1090 |
|
|
mdelay(1);
|
| 1091 |
|
|
if (loop++ > 20)
|
| 1092 |
|
|
break;
|
| 1093 |
|
|
} else
|
| 1094 |
|
|
break;
|
| 1095 |
|
|
}
|
| 1096 |
|
|
if (len && (!user))
|
| 1097 |
|
|
printk(KERN_WARNING "icn: writemsg incomplete!\n");
|
| 1098 |
|
|
cmd.command = ISDN_STAT_STAVAIL;
|
| 1099 |
|
|
cmd.driver = card->myid;
|
| 1100 |
|
|
cmd.arg = ocount;
|
| 1101 |
|
|
card->interface.statcallb(&cmd);
|
| 1102 |
|
|
return xcount;
|
| 1103 |
|
|
}
|
| 1104 |
|
|
|
| 1105 |
|
|
/*
|
| 1106 |
|
|
* Delete card's pending timers, send STOP to linklevel
|
| 1107 |
|
|
*/
|
| 1108 |
|
|
static void
|
| 1109 |
|
|
icn_stopcard(icn_card * card)
|
| 1110 |
|
|
{
|
| 1111 |
|
|
unsigned long flags;
|
| 1112 |
|
|
isdn_ctrl cmd;
|
| 1113 |
|
|
|
| 1114 |
|
|
save_flags(flags);
|
| 1115 |
|
|
cli();
|
| 1116 |
|
|
if (card->flags & ICN_FLAGS_RUNNING) {
|
| 1117 |
|
|
card->flags &= ~ICN_FLAGS_RUNNING;
|
| 1118 |
|
|
del_timer(&card->st_timer);
|
| 1119 |
|
|
del_timer(&card->rb_timer);
|
| 1120 |
|
|
cmd.command = ISDN_STAT_STOP;
|
| 1121 |
|
|
cmd.driver = card->myid;
|
| 1122 |
|
|
card->interface.statcallb(&cmd);
|
| 1123 |
|
|
if (card->doubleS0)
|
| 1124 |
|
|
icn_stopcard(card->other);
|
| 1125 |
|
|
}
|
| 1126 |
|
|
restore_flags(flags);
|
| 1127 |
|
|
}
|
| 1128 |
|
|
|
| 1129 |
|
|
static void
|
| 1130 |
|
|
icn_stopallcards(void)
|
| 1131 |
|
|
{
|
| 1132 |
|
|
icn_card *p = cards;
|
| 1133 |
|
|
|
| 1134 |
|
|
while (p) {
|
| 1135 |
|
|
icn_stopcard(p);
|
| 1136 |
|
|
p = p->next;
|
| 1137 |
|
|
}
|
| 1138 |
|
|
}
|
| 1139 |
|
|
|
| 1140 |
|
|
/*
|
| 1141 |
|
|
* Unmap all cards, because some of them may be mapped accidetly during
|
| 1142 |
|
|
* autoprobing of some network drivers (SMC-driver?)
|
| 1143 |
|
|
*/
|
| 1144 |
|
|
static void
|
| 1145 |
|
|
icn_disable_cards(void)
|
| 1146 |
|
|
{
|
| 1147 |
|
|
icn_card *card = cards;
|
| 1148 |
|
|
|
| 1149 |
|
|
while (card) {
|
| 1150 |
|
|
if (check_region(card->port, ICN_PORTLEN)) {
|
| 1151 |
|
|
printk(KERN_WARNING
|
| 1152 |
|
|
"icn: (%s) ports 0x%03x-0x%03x in use.\n",
|
| 1153 |
|
|
CID,
|
| 1154 |
|
|
card->port,
|
| 1155 |
|
|
card->port + ICN_PORTLEN);
|
| 1156 |
|
|
} else {
|
| 1157 |
|
|
OUTB_P(0, ICN_RUN); /* Reset Controller */
|
| 1158 |
|
|
OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
|
| 1159 |
|
|
}
|
| 1160 |
|
|
card = card->next;
|
| 1161 |
|
|
}
|
| 1162 |
|
|
}
|
| 1163 |
|
|
|
| 1164 |
|
|
static int
|
| 1165 |
|
|
icn_command(isdn_ctrl * c, icn_card * card)
|
| 1166 |
|
|
{
|
| 1167 |
|
|
ulong a;
|
| 1168 |
|
|
ulong flags;
|
| 1169 |
|
|
int i;
|
| 1170 |
|
|
char cbuf[60];
|
| 1171 |
|
|
isdn_ctrl cmd;
|
| 1172 |
|
|
icn_cdef cdef;
|
| 1173 |
|
|
|
| 1174 |
|
|
switch (c->command) {
|
| 1175 |
|
|
case ISDN_CMD_IOCTL:
|
| 1176 |
|
|
memcpy(&a, c->parm.num, sizeof(ulong));
|
| 1177 |
|
|
switch (c->arg) {
|
| 1178 |
|
|
case ICN_IOCTL_SETMMIO:
|
| 1179 |
|
|
if (dev.memaddr != (a & 0x0ffc000)) {
|
| 1180 |
|
|
if (check_mem_region(a & 0x0ffc000, 0x4000)) {
|
| 1181 |
|
|
printk(KERN_WARNING
|
| 1182 |
|
|
"icn: memory at 0x%08lx in use.\n",
|
| 1183 |
|
|
a & 0x0ffc000);
|
| 1184 |
|
|
return -EINVAL;
|
| 1185 |
|
|
}
|
| 1186 |
|
|
icn_stopallcards();
|
| 1187 |
|
|
save_flags(flags);
|
| 1188 |
|
|
cli();
|
| 1189 |
|
|
if (dev.mvalid) {
|
| 1190 |
|
|
iounmap(dev.shmem);
|
| 1191 |
|
|
release_mem_region(dev.memaddr, 0x4000);
|
| 1192 |
|
|
}
|
| 1193 |
|
|
dev.mvalid = 0;
|
| 1194 |
|
|
dev.memaddr = a & 0x0ffc000;
|
| 1195 |
|
|
restore_flags(flags);
|
| 1196 |
|
|
printk(KERN_INFO
|
| 1197 |
|
|
"icn: (%s) mmio set to 0x%08lx\n",
|
| 1198 |
|
|
CID,
|
| 1199 |
|
|
dev.memaddr);
|
| 1200 |
|
|
}
|
| 1201 |
|
|
break;
|
| 1202 |
|
|
case ICN_IOCTL_GETMMIO:
|
| 1203 |
|
|
return (long) dev.memaddr;
|
| 1204 |
|
|
case ICN_IOCTL_SETPORT:
|
| 1205 |
|
|
if (a == 0x300 || a == 0x310 || a == 0x320 || a == 0x330
|
| 1206 |
|
|
|| a == 0x340 || a == 0x350 || a == 0x360 ||
|
| 1207 |
|
|
a == 0x308 || a == 0x318 || a == 0x328 || a == 0x338
|
| 1208 |
|
|
|| a == 0x348 || a == 0x358 || a == 0x368) {
|
| 1209 |
|
|
if (card->port != (unsigned short) a) {
|
| 1210 |
|
|
if (check_region((unsigned short) a, ICN_PORTLEN)) {
|
| 1211 |
|
|
printk(KERN_WARNING
|
| 1212 |
|
|
"icn: (%s) ports 0x%03x-0x%03x in use.\n",
|
| 1213 |
|
|
CID, (int) a, (int) a + ICN_PORTLEN);
|
| 1214 |
|
|
return -EINVAL;
|
| 1215 |
|
|
}
|
| 1216 |
|
|
icn_stopcard(card);
|
| 1217 |
|
|
save_flags(flags);
|
| 1218 |
|
|
cli();
|
| 1219 |
|
|
if (card->rvalid)
|
| 1220 |
|
|
release_region(card->port, ICN_PORTLEN);
|
| 1221 |
|
|
card->port = (unsigned short) a;
|
| 1222 |
|
|
card->rvalid = 0;
|
| 1223 |
|
|
if (card->doubleS0) {
|
| 1224 |
|
|
card->other->port = (unsigned short) a;
|
| 1225 |
|
|
card->other->rvalid = 0;
|
| 1226 |
|
|
}
|
| 1227 |
|
|
restore_flags(flags);
|
| 1228 |
|
|
printk(KERN_INFO
|
| 1229 |
|
|
"icn: (%s) port set to 0x%03x\n",
|
| 1230 |
|
|
CID, card->port);
|
| 1231 |
|
|
}
|
| 1232 |
|
|
} else
|
| 1233 |
|
|
return -EINVAL;
|
| 1234 |
|
|
break;
|
| 1235 |
|
|
case ICN_IOCTL_GETPORT:
|
| 1236 |
|
|
return (int) card->port;
|
| 1237 |
|
|
case ICN_IOCTL_GETDOUBLE:
|
| 1238 |
|
|
return (int) card->doubleS0;
|
| 1239 |
|
|
case ICN_IOCTL_DEBUGVAR:
|
| 1240 |
|
|
if ((i = copy_to_user((char *) a,
|
| 1241 |
|
|
(char *) &card, sizeof(ulong))))
|
| 1242 |
|
|
return i;
|
| 1243 |
|
|
a += sizeof(ulong);
|
| 1244 |
|
|
{
|
| 1245 |
|
|
ulong l = (ulong) & dev;
|
| 1246 |
|
|
if ((i = copy_to_user((char *) a,
|
| 1247 |
|
|
(char *) &l, sizeof(ulong))))
|
| 1248 |
|
|
return i;
|
| 1249 |
|
|
}
|
| 1250 |
|
|
return 0;
|
| 1251 |
|
|
case ICN_IOCTL_LOADBOOT:
|
| 1252 |
|
|
if (dev.firstload) {
|
| 1253 |
|
|
icn_disable_cards();
|
| 1254 |
|
|
dev.firstload = 0;
|
| 1255 |
|
|
}
|
| 1256 |
|
|
icn_stopcard(card);
|
| 1257 |
|
|
return (icn_loadboot((u_char *) a, card));
|
| 1258 |
|
|
case ICN_IOCTL_LOADPROTO:
|
| 1259 |
|
|
icn_stopcard(card);
|
| 1260 |
|
|
if ((i = (icn_loadproto((u_char *) a, card))))
|
| 1261 |
|
|
return i;
|
| 1262 |
|
|
if (card->doubleS0)
|
| 1263 |
|
|
i = icn_loadproto((u_char *) (a + ICN_CODE_STAGE2), card->other);
|
| 1264 |
|
|
return i;
|
| 1265 |
|
|
break;
|
| 1266 |
|
|
case ICN_IOCTL_ADDCARD:
|
| 1267 |
|
|
if (!dev.firstload)
|
| 1268 |
|
|
return -EBUSY;
|
| 1269 |
|
|
if ((i = copy_from_user((char *) &cdef, (char *) a, sizeof(cdef))))
|
| 1270 |
|
|
return i;
|
| 1271 |
|
|
return (icn_addcard(cdef.port, cdef.id1, cdef.id2));
|
| 1272 |
|
|
break;
|
| 1273 |
|
|
case ICN_IOCTL_LEASEDCFG:
|
| 1274 |
|
|
if (a) {
|
| 1275 |
|
|
if (!card->leased) {
|
| 1276 |
|
|
card->leased = 1;
|
| 1277 |
|
|
while (card->ptype == ISDN_PTYPE_UNKNOWN) {
|
| 1278 |
|
|
schedule_timeout(ICN_BOOT_TIMEOUT1);
|
| 1279 |
|
|
}
|
| 1280 |
|
|
schedule_timeout(ICN_BOOT_TIMEOUT1);
|
| 1281 |
|
|
sprintf(cbuf, "00;FV2ON\n01;EAZ%c\n02;EAZ%c\n",
|
| 1282 |
|
|
(a & 1)?'1':'C', (a & 2)?'2':'C');
|
| 1283 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1284 |
|
|
printk(KERN_INFO
|
| 1285 |
|
|
"icn: (%s) Leased-line mode enabled\n",
|
| 1286 |
|
|
CID);
|
| 1287 |
|
|
cmd.command = ISDN_STAT_RUN;
|
| 1288 |
|
|
cmd.driver = card->myid;
|
| 1289 |
|
|
cmd.arg = 0;
|
| 1290 |
|
|
card->interface.statcallb(&cmd);
|
| 1291 |
|
|
}
|
| 1292 |
|
|
} else {
|
| 1293 |
|
|
if (card->leased) {
|
| 1294 |
|
|
card->leased = 0;
|
| 1295 |
|
|
sprintf(cbuf, "00;FV2OFF\n");
|
| 1296 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1297 |
|
|
printk(KERN_INFO
|
| 1298 |
|
|
"icn: (%s) Leased-line mode disabled\n",
|
| 1299 |
|
|
CID);
|
| 1300 |
|
|
cmd.command = ISDN_STAT_RUN;
|
| 1301 |
|
|
cmd.driver = card->myid;
|
| 1302 |
|
|
cmd.arg = 0;
|
| 1303 |
|
|
card->interface.statcallb(&cmd);
|
| 1304 |
|
|
}
|
| 1305 |
|
|
}
|
| 1306 |
|
|
return 0;
|
| 1307 |
|
|
default:
|
| 1308 |
|
|
return -EINVAL;
|
| 1309 |
|
|
}
|
| 1310 |
|
|
break;
|
| 1311 |
|
|
case ISDN_CMD_DIAL:
|
| 1312 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1313 |
|
|
return -ENODEV;
|
| 1314 |
|
|
if (card->leased)
|
| 1315 |
|
|
break;
|
| 1316 |
|
|
if ((c->arg & 255) < ICN_BCH) {
|
| 1317 |
|
|
char *p;
|
| 1318 |
|
|
char dial[50];
|
| 1319 |
|
|
char dcode[4];
|
| 1320 |
|
|
|
| 1321 |
|
|
a = c->arg;
|
| 1322 |
|
|
p = c->parm.setup.phone;
|
| 1323 |
|
|
if (*p == 's' || *p == 'S') {
|
| 1324 |
|
|
/* Dial for SPV */
|
| 1325 |
|
|
p++;
|
| 1326 |
|
|
strcpy(dcode, "SCA");
|
| 1327 |
|
|
} else
|
| 1328 |
|
|
/* Normal Dial */
|
| 1329 |
|
|
strcpy(dcode, "CAL");
|
| 1330 |
|
|
strcpy(dial, p);
|
| 1331 |
|
|
sprintf(cbuf, "%02d;D%s_R%s,%02d,%02d,%s\n", (int) (a + 1),
|
| 1332 |
|
|
dcode, dial, c->parm.setup.si1,
|
| 1333 |
|
|
c->parm.setup.si2, c->parm.setup.eazmsn);
|
| 1334 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1335 |
|
|
}
|
| 1336 |
|
|
break;
|
| 1337 |
|
|
case ISDN_CMD_ACCEPTD:
|
| 1338 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1339 |
|
|
return -ENODEV;
|
| 1340 |
|
|
if (c->arg < ICN_BCH) {
|
| 1341 |
|
|
a = c->arg + 1;
|
| 1342 |
|
|
if (card->fw_rev >= 300) {
|
| 1343 |
|
|
switch (card->l2_proto[a - 1]) {
|
| 1344 |
|
|
case ISDN_PROTO_L2_X75I:
|
| 1345 |
|
|
sprintf(cbuf, "%02d;BX75\n", (int) a);
|
| 1346 |
|
|
break;
|
| 1347 |
|
|
case ISDN_PROTO_L2_HDLC:
|
| 1348 |
|
|
sprintf(cbuf, "%02d;BTRA\n", (int) a);
|
| 1349 |
|
|
break;
|
| 1350 |
|
|
}
|
| 1351 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1352 |
|
|
}
|
| 1353 |
|
|
sprintf(cbuf, "%02d;DCON_R\n", (int) a);
|
| 1354 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1355 |
|
|
}
|
| 1356 |
|
|
break;
|
| 1357 |
|
|
case ISDN_CMD_ACCEPTB:
|
| 1358 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1359 |
|
|
return -ENODEV;
|
| 1360 |
|
|
if (c->arg < ICN_BCH) {
|
| 1361 |
|
|
a = c->arg + 1;
|
| 1362 |
|
|
if (card->fw_rev >= 300)
|
| 1363 |
|
|
switch (card->l2_proto[a - 1]) {
|
| 1364 |
|
|
case ISDN_PROTO_L2_X75I:
|
| 1365 |
|
|
sprintf(cbuf, "%02d;BCON_R,BX75\n", (int) a);
|
| 1366 |
|
|
break;
|
| 1367 |
|
|
case ISDN_PROTO_L2_HDLC:
|
| 1368 |
|
|
sprintf(cbuf, "%02d;BCON_R,BTRA\n", (int) a);
|
| 1369 |
|
|
break;
|
| 1370 |
|
|
} else
|
| 1371 |
|
|
sprintf(cbuf, "%02d;BCON_R\n", (int) a);
|
| 1372 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1373 |
|
|
}
|
| 1374 |
|
|
break;
|
| 1375 |
|
|
case ISDN_CMD_HANGUP:
|
| 1376 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1377 |
|
|
return -ENODEV;
|
| 1378 |
|
|
if (c->arg < ICN_BCH) {
|
| 1379 |
|
|
a = c->arg + 1;
|
| 1380 |
|
|
sprintf(cbuf, "%02d;BDIS_R\n%02d;DDIS_R\n", (int) a, (int) a);
|
| 1381 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1382 |
|
|
}
|
| 1383 |
|
|
break;
|
| 1384 |
|
|
case ISDN_CMD_SETEAZ:
|
| 1385 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1386 |
|
|
return -ENODEV;
|
| 1387 |
|
|
if (card->leased)
|
| 1388 |
|
|
break;
|
| 1389 |
|
|
if (c->arg < ICN_BCH) {
|
| 1390 |
|
|
a = c->arg + 1;
|
| 1391 |
|
|
if (card->ptype == ISDN_PTYPE_EURO) {
|
| 1392 |
|
|
sprintf(cbuf, "%02d;MS%s%s\n", (int) a,
|
| 1393 |
|
|
c->parm.num[0] ? "N" : "ALL", c->parm.num);
|
| 1394 |
|
|
} else
|
| 1395 |
|
|
sprintf(cbuf, "%02d;EAZ%s\n", (int) a,
|
| 1396 |
|
|
c->parm.num[0] ? (char *)(c->parm.num) : "0123456789");
|
| 1397 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1398 |
|
|
}
|
| 1399 |
|
|
break;
|
| 1400 |
|
|
case ISDN_CMD_CLREAZ:
|
| 1401 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1402 |
|
|
return -ENODEV;
|
| 1403 |
|
|
if (card->leased)
|
| 1404 |
|
|
break;
|
| 1405 |
|
|
if (c->arg < ICN_BCH) {
|
| 1406 |
|
|
a = c->arg + 1;
|
| 1407 |
|
|
if (card->ptype == ISDN_PTYPE_EURO)
|
| 1408 |
|
|
sprintf(cbuf, "%02d;MSNC\n", (int) a);
|
| 1409 |
|
|
else
|
| 1410 |
|
|
sprintf(cbuf, "%02d;EAZC\n", (int) a);
|
| 1411 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1412 |
|
|
}
|
| 1413 |
|
|
break;
|
| 1414 |
|
|
case ISDN_CMD_SETL2:
|
| 1415 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1416 |
|
|
return -ENODEV;
|
| 1417 |
|
|
if ((c->arg & 255) < ICN_BCH) {
|
| 1418 |
|
|
a = c->arg;
|
| 1419 |
|
|
switch (a >> 8) {
|
| 1420 |
|
|
case ISDN_PROTO_L2_X75I:
|
| 1421 |
|
|
sprintf(cbuf, "%02d;BX75\n", (int) (a & 255) + 1);
|
| 1422 |
|
|
break;
|
| 1423 |
|
|
case ISDN_PROTO_L2_HDLC:
|
| 1424 |
|
|
sprintf(cbuf, "%02d;BTRA\n", (int) (a & 255) + 1);
|
| 1425 |
|
|
break;
|
| 1426 |
|
|
default:
|
| 1427 |
|
|
return -EINVAL;
|
| 1428 |
|
|
}
|
| 1429 |
|
|
i = icn_writecmd(cbuf, strlen(cbuf), 0, card);
|
| 1430 |
|
|
card->l2_proto[a & 255] = (a >> 8);
|
| 1431 |
|
|
}
|
| 1432 |
|
|
break;
|
| 1433 |
|
|
case ISDN_CMD_GETL2:
|
| 1434 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1435 |
|
|
return -ENODEV;
|
| 1436 |
|
|
if ((c->arg & 255) < ICN_BCH)
|
| 1437 |
|
|
return card->l2_proto[c->arg & 255];
|
| 1438 |
|
|
else
|
| 1439 |
|
|
return -ENODEV;
|
| 1440 |
|
|
case ISDN_CMD_SETL3:
|
| 1441 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1442 |
|
|
return -ENODEV;
|
| 1443 |
|
|
return 0;
|
| 1444 |
|
|
case ISDN_CMD_GETL3:
|
| 1445 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1446 |
|
|
return -ENODEV;
|
| 1447 |
|
|
if ((c->arg & 255) < ICN_BCH)
|
| 1448 |
|
|
return ISDN_PROTO_L3_TRANS;
|
| 1449 |
|
|
else
|
| 1450 |
|
|
return -ENODEV;
|
| 1451 |
|
|
case ISDN_CMD_GETEAZ:
|
| 1452 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1453 |
|
|
return -ENODEV;
|
| 1454 |
|
|
break;
|
| 1455 |
|
|
case ISDN_CMD_SETSIL:
|
| 1456 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1457 |
|
|
return -ENODEV;
|
| 1458 |
|
|
break;
|
| 1459 |
|
|
case ISDN_CMD_GETSIL:
|
| 1460 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1461 |
|
|
return -ENODEV;
|
| 1462 |
|
|
break;
|
| 1463 |
|
|
case ISDN_CMD_LOCK:
|
| 1464 |
|
|
MOD_INC_USE_COUNT;
|
| 1465 |
|
|
break;
|
| 1466 |
|
|
case ISDN_CMD_UNLOCK:
|
| 1467 |
|
|
MOD_DEC_USE_COUNT;
|
| 1468 |
|
|
break;
|
| 1469 |
|
|
default:
|
| 1470 |
|
|
return -EINVAL;
|
| 1471 |
|
|
}
|
| 1472 |
|
|
return 0;
|
| 1473 |
|
|
}
|
| 1474 |
|
|
|
| 1475 |
|
|
/*
|
| 1476 |
|
|
* Find card with given driverId
|
| 1477 |
|
|
*/
|
| 1478 |
|
|
static inline icn_card *
|
| 1479 |
|
|
icn_findcard(int driverid)
|
| 1480 |
|
|
{
|
| 1481 |
|
|
icn_card *p = cards;
|
| 1482 |
|
|
|
| 1483 |
|
|
while (p) {
|
| 1484 |
|
|
if (p->myid == driverid)
|
| 1485 |
|
|
return p;
|
| 1486 |
|
|
p = p->next;
|
| 1487 |
|
|
}
|
| 1488 |
|
|
return (icn_card *) 0;
|
| 1489 |
|
|
}
|
| 1490 |
|
|
|
| 1491 |
|
|
/*
|
| 1492 |
|
|
* Wrapper functions for interface to linklevel
|
| 1493 |
|
|
*/
|
| 1494 |
|
|
static int
|
| 1495 |
|
|
if_command(isdn_ctrl * c)
|
| 1496 |
|
|
{
|
| 1497 |
|
|
icn_card *card = icn_findcard(c->driver);
|
| 1498 |
|
|
|
| 1499 |
|
|
if (card)
|
| 1500 |
|
|
return (icn_command(c, card));
|
| 1501 |
|
|
printk(KERN_ERR
|
| 1502 |
|
|
"icn: if_command %d called with invalid driverId %d!\n",
|
| 1503 |
|
|
c->command, c->driver);
|
| 1504 |
|
|
return -ENODEV;
|
| 1505 |
|
|
}
|
| 1506 |
|
|
|
| 1507 |
|
|
static int
|
| 1508 |
|
|
if_writecmd(const u_char * buf, int len, int user, int id, int channel)
|
| 1509 |
|
|
{
|
| 1510 |
|
|
icn_card *card = icn_findcard(id);
|
| 1511 |
|
|
|
| 1512 |
|
|
if (card) {
|
| 1513 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1514 |
|
|
return -ENODEV;
|
| 1515 |
|
|
return (icn_writecmd(buf, len, user, card));
|
| 1516 |
|
|
}
|
| 1517 |
|
|
printk(KERN_ERR
|
| 1518 |
|
|
"icn: if_writecmd called with invalid driverId!\n");
|
| 1519 |
|
|
return -ENODEV;
|
| 1520 |
|
|
}
|
| 1521 |
|
|
|
| 1522 |
|
|
static int
|
| 1523 |
|
|
if_readstatus(u_char * buf, int len, int user, int id, int channel)
|
| 1524 |
|
|
{
|
| 1525 |
|
|
icn_card *card = icn_findcard(id);
|
| 1526 |
|
|
|
| 1527 |
|
|
if (card) {
|
| 1528 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1529 |
|
|
return -ENODEV;
|
| 1530 |
|
|
return (icn_readstatus(buf, len, user, card));
|
| 1531 |
|
|
}
|
| 1532 |
|
|
printk(KERN_ERR
|
| 1533 |
|
|
"icn: if_readstatus called with invalid driverId!\n");
|
| 1534 |
|
|
return -ENODEV;
|
| 1535 |
|
|
}
|
| 1536 |
|
|
|
| 1537 |
|
|
static int
|
| 1538 |
|
|
if_sendbuf(int id, int channel, int ack, struct sk_buff *skb)
|
| 1539 |
|
|
{
|
| 1540 |
|
|
icn_card *card = icn_findcard(id);
|
| 1541 |
|
|
|
| 1542 |
|
|
if (card) {
|
| 1543 |
|
|
if (!card->flags & ICN_FLAGS_RUNNING)
|
| 1544 |
|
|
return -ENODEV;
|
| 1545 |
|
|
return (icn_sendbuf(channel, ack, skb, card));
|
| 1546 |
|
|
}
|
| 1547 |
|
|
printk(KERN_ERR
|
| 1548 |
|
|
"icn: if_sendbuf called with invalid driverId!\n");
|
| 1549 |
|
|
return -ENODEV;
|
| 1550 |
|
|
}
|
| 1551 |
|
|
|
| 1552 |
|
|
/*
|
| 1553 |
|
|
* Allocate a new card-struct, initialize it
|
| 1554 |
|
|
* link it into cards-list and register it at linklevel.
|
| 1555 |
|
|
*/
|
| 1556 |
|
|
static icn_card *
|
| 1557 |
|
|
icn_initcard(int port, char *id)
|
| 1558 |
|
|
{
|
| 1559 |
|
|
icn_card *card;
|
| 1560 |
|
|
int i;
|
| 1561 |
|
|
|
| 1562 |
|
|
if (!(card = (icn_card *) kmalloc(sizeof(icn_card), GFP_KERNEL))) {
|
| 1563 |
|
|
printk(KERN_WARNING
|
| 1564 |
|
|
"icn: (%s) Could not allocate card-struct.\n", id);
|
| 1565 |
|
|
return (icn_card *) 0;
|
| 1566 |
|
|
}
|
| 1567 |
|
|
memset((char *) card, 0, sizeof(icn_card));
|
| 1568 |
|
|
card->port = port;
|
| 1569 |
|
|
card->interface.hl_hdrlen = 1;
|
| 1570 |
|
|
card->interface.channels = ICN_BCH;
|
| 1571 |
|
|
card->interface.maxbufsize = 4000;
|
| 1572 |
|
|
card->interface.command = if_command;
|
| 1573 |
|
|
card->interface.writebuf_skb = if_sendbuf;
|
| 1574 |
|
|
card->interface.writecmd = if_writecmd;
|
| 1575 |
|
|
card->interface.readstat = if_readstatus;
|
| 1576 |
|
|
card->interface.features = ISDN_FEATURE_L2_X75I |
|
| 1577 |
|
|
ISDN_FEATURE_L2_HDLC |
|
| 1578 |
|
|
ISDN_FEATURE_L3_TRANS |
|
| 1579 |
|
|
ISDN_FEATURE_P_UNKNOWN;
|
| 1580 |
|
|
card->ptype = ISDN_PTYPE_UNKNOWN;
|
| 1581 |
|
|
strncpy(card->interface.id, id, sizeof(card->interface.id) - 1);
|
| 1582 |
|
|
card->msg_buf_write = card->msg_buf;
|
| 1583 |
|
|
card->msg_buf_read = card->msg_buf;
|
| 1584 |
|
|
card->msg_buf_end = &card->msg_buf[sizeof(card->msg_buf) - 1];
|
| 1585 |
|
|
for (i = 0; i < ICN_BCH; i++) {
|
| 1586 |
|
|
card->l2_proto[i] = ISDN_PROTO_L2_X75I;
|
| 1587 |
|
|
skb_queue_head_init(&card->spqueue[i]);
|
| 1588 |
|
|
}
|
| 1589 |
|
|
card->next = cards;
|
| 1590 |
|
|
cards = card;
|
| 1591 |
|
|
if (!register_isdn(&card->interface)) {
|
| 1592 |
|
|
cards = cards->next;
|
| 1593 |
|
|
printk(KERN_WARNING
|
| 1594 |
|
|
"icn: Unable to register %s\n", id);
|
| 1595 |
|
|
kfree(card);
|
| 1596 |
|
|
return (icn_card *) 0;
|
| 1597 |
|
|
}
|
| 1598 |
|
|
card->myid = card->interface.channels;
|
| 1599 |
|
|
sprintf(card->regname, "icn-isdn (%s)", card->interface.id);
|
| 1600 |
|
|
return card;
|
| 1601 |
|
|
}
|
| 1602 |
|
|
|
| 1603 |
|
|
static int
|
| 1604 |
|
|
icn_addcard(int port, char *id1, char *id2)
|
| 1605 |
|
|
{
|
| 1606 |
|
|
icn_card *card;
|
| 1607 |
|
|
icn_card *card2;
|
| 1608 |
|
|
|
| 1609 |
|
|
if (!(card = icn_initcard(port, id1))) {
|
| 1610 |
|
|
return -EIO;
|
| 1611 |
|
|
}
|
| 1612 |
|
|
if (!strlen(id2)) {
|
| 1613 |
|
|
printk(KERN_INFO
|
| 1614 |
|
|
"icn: (%s) ICN-2B, port 0x%x added\n",
|
| 1615 |
|
|
card->interface.id, port);
|
| 1616 |
|
|
return 0;
|
| 1617 |
|
|
}
|
| 1618 |
|
|
if (!(card2 = icn_initcard(port, id2))) {
|
| 1619 |
|
|
printk(KERN_INFO
|
| 1620 |
|
|
"icn: (%s) half ICN-4B, port 0x%x added\n",
|
| 1621 |
|
|
card2->interface.id, port);
|
| 1622 |
|
|
return 0;
|
| 1623 |
|
|
}
|
| 1624 |
|
|
card->doubleS0 = 1;
|
| 1625 |
|
|
card->secondhalf = 0;
|
| 1626 |
|
|
card->other = card2;
|
| 1627 |
|
|
card2->doubleS0 = 1;
|
| 1628 |
|
|
card2->secondhalf = 1;
|
| 1629 |
|
|
card2->other = card;
|
| 1630 |
|
|
printk(KERN_INFO
|
| 1631 |
|
|
"icn: (%s and %s) ICN-4B, port 0x%x added\n",
|
| 1632 |
|
|
card->interface.id, card2->interface.id, port);
|
| 1633 |
|
|
return 0;
|
| 1634 |
|
|
}
|
| 1635 |
|
|
|
| 1636 |
|
|
#ifndef MODULE
|
| 1637 |
|
|
static int __init
|
| 1638 |
|
|
icn_setup(char *line)
|
| 1639 |
|
|
{
|
| 1640 |
|
|
char *p, *str;
|
| 1641 |
|
|
int ints[3];
|
| 1642 |
|
|
static char sid[20];
|
| 1643 |
|
|
static char sid2[20];
|
| 1644 |
|
|
|
| 1645 |
|
|
str = get_options(line, 2, ints);
|
| 1646 |
|
|
if (ints[0])
|
| 1647 |
|
|
portbase = ints[1];
|
| 1648 |
|
|
if (ints[0] > 1)
|
| 1649 |
|
|
membase = (unsigned long)ints[2];
|
| 1650 |
|
|
if (str && *str) {
|
| 1651 |
|
|
strcpy(sid, str);
|
| 1652 |
|
|
icn_id = sid;
|
| 1653 |
|
|
if ((p = strchr(sid, ','))) {
|
| 1654 |
|
|
*p++ = 0;
|
| 1655 |
|
|
strcpy(sid2, p);
|
| 1656 |
|
|
icn_id2 = sid2;
|
| 1657 |
|
|
}
|
| 1658 |
|
|
}
|
| 1659 |
|
|
return(1);
|
| 1660 |
|
|
}
|
| 1661 |
|
|
__setup("icn=", icn_setup);
|
| 1662 |
|
|
#endif /* MODULE */
|
| 1663 |
|
|
|
| 1664 |
|
|
static int __init icn_init(void)
|
| 1665 |
|
|
{
|
| 1666 |
|
|
char *p;
|
| 1667 |
|
|
char rev[10];
|
| 1668 |
|
|
|
| 1669 |
|
|
memset(&dev, 0, sizeof(icn_dev));
|
| 1670 |
|
|
dev.memaddr = (membase & 0x0ffc000);
|
| 1671 |
|
|
dev.channel = -1;
|
| 1672 |
|
|
dev.mcard = NULL;
|
| 1673 |
|
|
dev.firstload = 1;
|
| 1674 |
|
|
|
| 1675 |
|
|
if ((p = strchr(revision, ':'))) {
|
| 1676 |
|
|
strcpy(rev, p + 1);
|
| 1677 |
|
|
p = strchr(rev, '$');
|
| 1678 |
|
|
*p = 0;
|
| 1679 |
|
|
} else
|
| 1680 |
|
|
strcpy(rev, " ??? ");
|
| 1681 |
|
|
printk(KERN_NOTICE "ICN-ISDN-driver Rev%smem=0x%08lx\n", rev,
|
| 1682 |
|
|
dev.memaddr);
|
| 1683 |
|
|
return (icn_addcard(portbase, icn_id, icn_id2));
|
| 1684 |
|
|
}
|
| 1685 |
|
|
|
| 1686 |
|
|
static void __exit icn_exit(void)
|
| 1687 |
|
|
{
|
| 1688 |
|
|
isdn_ctrl cmd;
|
| 1689 |
|
|
icn_card *card = cards;
|
| 1690 |
|
|
icn_card *last;
|
| 1691 |
|
|
int i;
|
| 1692 |
|
|
|
| 1693 |
|
|
icn_stopallcards();
|
| 1694 |
|
|
while (card) {
|
| 1695 |
|
|
cmd.command = ISDN_STAT_UNLOAD;
|
| 1696 |
|
|
cmd.driver = card->myid;
|
| 1697 |
|
|
card->interface.statcallb(&cmd);
|
| 1698 |
|
|
if (card->rvalid) {
|
| 1699 |
|
|
OUTB_P(0, ICN_RUN); /* Reset Controller */
|
| 1700 |
|
|
OUTB_P(0, ICN_MAPRAM); /* Disable RAM */
|
| 1701 |
|
|
if (card->secondhalf || (!card->doubleS0)) {
|
| 1702 |
|
|
release_region(card->port, ICN_PORTLEN);
|
| 1703 |
|
|
card->rvalid = 0;
|
| 1704 |
|
|
}
|
| 1705 |
|
|
for (i = 0; i < ICN_BCH; i++)
|
| 1706 |
|
|
icn_free_queue(card, i);
|
| 1707 |
|
|
}
|
| 1708 |
|
|
card = card->next;
|
| 1709 |
|
|
}
|
| 1710 |
|
|
card = cards;
|
| 1711 |
|
|
while (card) {
|
| 1712 |
|
|
last = card;
|
| 1713 |
|
|
card = card->next;
|
| 1714 |
|
|
kfree(last);
|
| 1715 |
|
|
}
|
| 1716 |
|
|
if (dev.mvalid) {
|
| 1717 |
|
|
iounmap(dev.shmem);
|
| 1718 |
|
|
release_mem_region(dev.memaddr, 0x4000);
|
| 1719 |
|
|
}
|
| 1720 |
|
|
printk(KERN_NOTICE "ICN-ISDN-driver unloaded\n");
|
| 1721 |
|
|
}
|
| 1722 |
|
|
|
| 1723 |
|
|
module_init(icn_init);
|
| 1724 |
|
|
module_exit(icn_exit);
|
