示例#1
0
static void sedlbauer_detach(struct pcmcia_device *link)
{
	DEBUG(0, "sedlbauer_detach(0x%p)\n", link);

	((local_info_t *)link->priv)->stop = 1;
	sedlbauer_release(link);

	/* This points to the parent local_info_t struct */
	kfree(link->priv);
} /* sedlbauer_detach */
static int __devinit sedlbauer_config(struct pcmcia_device *link)
{
	int ret;
	IsdnCard_t  icard;

	dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link);

	link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC |
		CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO;

	ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL);
	if (ret)
		goto failed;

	ret = pcmcia_enable_device(link);
	if (ret)
		goto failed;

	icard.para[0] = link->irq;
	icard.para[1] = link->resource[0]->start;
	icard.protocol = protocol;
	icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA;

	ret = hisax_init_pcmcia(link,
				&(((local_info_t *)link->priv)->stop), &icard);
	if (ret < 0) {
		printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d with %pR\n",
		       ret, link->resource[0]);
		sedlbauer_release(link);
		return -ENODEV;
	} else
		((local_info_t *)link->priv)->cardnr = ret;

	return 0;

failed:
	sedlbauer_release(link);
	return -ENODEV;

} /* sedlbauer_config */
示例#3
0
static int sedlbauer_config(struct pcmcia_device *link)
{
    local_info_t *dev = link->priv;
    tuple_t tuple;
    cisparse_t parse;
    int last_fn, last_ret;
    u8 buf[64];
    config_info_t conf;
    win_req_t req;
    memreq_t map;
    IsdnCard_t  icard;

    DEBUG(0, "sedlbauer_config(0x%p)\n", link);

    /*
       This reads the card's CONFIG tuple to find its configuration
       registers.
    */
    tuple.DesiredTuple = CISTPL_CONFIG;
    tuple.Attributes = 0;
    tuple.TupleData = buf;
    tuple.TupleDataMax = sizeof(buf);
    tuple.TupleOffset = 0;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
    CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
    CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
    link->conf.ConfigBase = parse.config.base;
    link->conf.Present = parse.config.rmask[0];

    CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &conf));

    /*
      In this loop, we scan the CIS for configuration table entries,
      each of which describes a valid card configuration, including
      voltage, IO window, memory window, and interrupt settings.

      We make no assumptions about the card to be configured: we use
      just the information available in the CIS.  In an ideal world,
      this would work for any PCMCIA card, but it requires a complete
      and accurate CIS.  In practice, a driver usually "knows" most of
      these things without consulting the CIS, and most client drivers
      will only use the CIS to fill in implementation-defined details.
    */
    tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
    while (1) {
	cistpl_cftable_entry_t dflt = { 0 };
	cistpl_cftable_entry_t *cfg = &(parse.cftable_entry);
	if (pcmcia_get_tuple_data(link, &tuple) != 0 ||
		pcmcia_parse_tuple(link, &tuple, &parse) != 0)
	    goto next_entry;

	if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg;
	if (cfg->index == 0) goto next_entry;
	link->conf.ConfigIndex = cfg->index;
	
	/* Does this card need audio output? */
	if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
	    link->conf.Attributes |= CONF_ENABLE_SPKR;
	    link->conf.Status = CCSR_AUDIO_ENA;
	}
	
	/* Use power settings for Vcc and Vpp if present */
	/*  Note that the CIS values need to be rescaled */
	if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM)) {
	    if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM]/10000)
		goto next_entry;
	} else if (dflt.vcc.present & (1<<CISTPL_POWER_VNOM)) {
	    if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM]/10000)
		goto next_entry;
	}
	    
	if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM))
	    link->conf.Vpp =
		cfg->vpp1.param[CISTPL_POWER_VNOM]/10000;
	else if (dflt.vpp1.present & (1<<CISTPL_POWER_VNOM))
	    link->conf.Vpp =
		dflt.vpp1.param[CISTPL_POWER_VNOM]/10000;
	
	/* Do we need to allocate an interrupt? */
	if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
	    link->conf.Attributes |= CONF_ENABLE_IRQ;
	
	/* IO window settings */
	link->io.NumPorts1 = link->io.NumPorts2 = 0;
	if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
	    cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
	    link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	    if (!(io->flags & CISTPL_IO_8BIT))
		link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
	    if (!(io->flags & CISTPL_IO_16BIT))
		link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
/* new in dummy.cs 2001/01/28 MN 
            link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
*/
	    link->io.BasePort1 = io->win[0].base;
	    link->io.NumPorts1 = io->win[0].len;
	    if (io->nwin > 1) {
		link->io.Attributes2 = link->io.Attributes1;
		link->io.BasePort2 = io->win[1].base;
		link->io.NumPorts2 = io->win[1].len;
	    }
	    /* This reserves IO space but doesn't actually enable it */
	    if (pcmcia_request_io(link, &link->io) != 0)
		goto next_entry;
	}

	/*
	  Now set up a common memory window, if needed.  There is room
	  in the struct pcmcia_device structure for one memory window handle,
	  but if the base addresses need to be saved, or if multiple
	  windows are needed, the info should go in the private data
	  structure for this device.

	  Note that the memory window base is a physical address, and
	  needs to be mapped to virtual space with ioremap() before it
	  is used.
	*/
	if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) {
	    cistpl_mem_t *mem =
		(cfg->mem.nwin) ? &cfg->mem : &dflt.mem;
	    req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM;
	    req.Attributes |= WIN_ENABLE;
	    req.Base = mem->win[0].host_addr;
	    req.Size = mem->win[0].len;
/* new in dummy.cs 2001/01/28 MN 
            if (req.Size < 0x1000)
                req.Size = 0x1000;
*/
	    req.AccessSpeed = 0;
	    if (pcmcia_request_window(&link, &req, &link->win) != 0)
		goto next_entry;
	    map.Page = 0; map.CardOffset = mem->win[0].card_addr;
	    if (pcmcia_map_mem_page(link->win, &map) != 0)
		goto next_entry;
	}
	/* If we got this far, we're cool! */
	break;

    next_entry:
	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
    }

    /*
       Allocate an interrupt line.  Note that this does not assign a
       handler to the interrupt, unless the 'Handler' member of the
       irq structure is initialized.
    */
    if (link->conf.Attributes & CONF_ENABLE_IRQ)
	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
	
    /*
       This actually configures the PCMCIA socket -- setting up
       the I/O windows and the interrupt mapping, and putting the
       card and host interface into "Memory and IO" mode.
    */
    CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));

    /*
      At this point, the dev_node_t structure(s) need to be
      initialized and arranged in a linked list at link->dev.
    */
    sprintf(dev->node.dev_name, "sedlbauer");
    dev->node.major = dev->node.minor = 0;
    link->dev_node = &dev->node;

    /* Finally, report what we've done */
    printk(KERN_INFO "%s: index 0x%02x:",
	   dev->node.dev_name, link->conf.ConfigIndex);
    if (link->conf.Vpp)
	printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10);
    if (link->conf.Attributes & CONF_ENABLE_IRQ)
	printk(", irq %d", link->irq.AssignedIRQ);
    if (link->io.NumPorts1)
	printk(", io 0x%04x-0x%04x", link->io.BasePort1,
	       link->io.BasePort1+link->io.NumPorts1-1);
    if (link->io.NumPorts2)
	printk(" & 0x%04x-0x%04x", link->io.BasePort2,
	       link->io.BasePort2+link->io.NumPorts2-1);
    if (link->win)
	printk(", mem 0x%06lx-0x%06lx", req.Base,
	       req.Base+req.Size-1);
    printk("\n");

    icard.para[0] = link->irq.AssignedIRQ;
    icard.para[1] = link->io.BasePort1;
    icard.protocol = protocol;
    icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA;
    
    last_ret = hisax_init_pcmcia(link, &(((local_info_t*)link->priv)->stop), &icard);
    if (last_ret < 0) {
    	printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n",
    		last_ret, link->io.BasePort1);
    	sedlbauer_release(link);
	return -ENODEV;
    } else
    	((local_info_t*)link->priv)->cardnr = last_ret;

    return 0;

cs_failed:
    cs_error(link, last_fn, last_ret);
    sedlbauer_release(link);
    return -ENODEV;

} /* sedlbauer_config */
static int __devinit sedlbauer_config(struct pcmcia_device *link)
{
    win_req_t *req;
    int ret;
    IsdnCard_t  icard;

    dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link);

    req = kzalloc(sizeof(win_req_t), GFP_KERNEL);
    if (!req)
	    return -ENOMEM;

    /*
      In this loop, we scan the CIS for configuration table entries,
      each of which describes a valid card configuration, including
      voltage, IO window, memory window, and interrupt settings.

      We make no assumptions about the card to be configured: we use
      just the information available in the CIS.  In an ideal world,
      this would work for any PCMCIA card, but it requires a complete
      and accurate CIS.  In practice, a driver usually "knows" most of
      these things without consulting the CIS, and most client drivers
      will only use the CIS to fill in implementation-defined details.
    */
    ret = pcmcia_loop_config(link, sedlbauer_config_check, req);
    if (ret)
	    goto failed;

    /*
       This actually configures the PCMCIA socket -- setting up
       the I/O windows and the interrupt mapping, and putting the
       card and host interface into "Memory and IO" mode.
    */
    ret = pcmcia_request_configuration(link, &link->conf);
    if (ret)
	    goto failed;

    /* Finally, report what we've done */
    dev_info(&link->dev, "index 0x%02x:",
	   link->conf.ConfigIndex);
    if (link->conf.Vpp)
	printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10);
    if (link->conf.Attributes & CONF_ENABLE_IRQ)
	printk(", irq %d", link->irq);
    if (link->io.NumPorts1)
	printk(", io 0x%04x-0x%04x", link->io.BasePort1,
	       link->io.BasePort1+link->io.NumPorts1-1);
    if (link->io.NumPorts2)
	printk(" & 0x%04x-0x%04x", link->io.BasePort2,
	       link->io.BasePort2+link->io.NumPorts2-1);
    if (link->win)
	printk(", mem 0x%06lx-0x%06lx", req->Base,
	       req->Base+req->Size-1);
    printk("\n");

    icard.para[0] = link->irq;
    icard.para[1] = link->io.BasePort1;
    icard.protocol = protocol;
    icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA;
    
    ret = hisax_init_pcmcia(link, 
			    &(((local_info_t *)link->priv)->stop), &icard);
    if (ret < 0) {
	printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n",
		ret, link->io.BasePort1);
    	sedlbauer_release(link);
	return -ENODEV;
    } else
	((local_info_t *)link->priv)->cardnr = ret;

    return 0;

failed:
    sedlbauer_release(link);
    return -ENODEV;

} /* sedlbauer_config */