DEBUG(2, "region: %d read_block = %u", i, t->geo[i].read_block);				DEBUG(2, "region: %d write_block = %u", i, t->geo[i].write_block);				DEBUG(2, "region: %d partition = %u", i, t->geo[i].partition);				DEBUG(2, "region: %d interleave = %u", i, t->geo[i].interleave);			}			break;		}					default:			DEBUG(2, "Unknown tuple code %d", tuple.TupleCode);		}				rc = pcmcia_get_next_tuple(link->handle, &tuple);	}	if(!dev->pcmcia_map.size)		dev->pcmcia_map.size = MAX_PCMCIA_ADDR;	if(!dev->pcmcia_map.bankwidth)		dev->pcmcia_map.bankwidth = 2;	if(force_size) {		dev->pcmcia_map.size = force_size << 20;		DEBUG(2, "size forced to %dM", force_size);	}	if(bankwidth) {		dev->pcmcia_map.bankwidth = bankwidth;		DEBUG(2, "bankwidth forced to %d", bankwidth);	}			dev->pcmcia_map.name = dev->mtd_name;	if(!dev->mtd_name[0]) {		strcpy(dev->mtd_name, "PCMCIA Memory card");		*new_name = 1;	}	DEBUG(1, "Device: Size: %lu Width:%d Name: %s",	      dev->pcmcia_map.size, dev->pcmcia_map.bankwidth << 3, dev->mtd_name);}/* pcmciamtd_config() is scheduled to run after a CARD_INSERTION event * is received, to configure the PCMCIA socket, and to make the * MTD device available to the system. */#define CS_CHECK(fn, ret) \do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)static void pcmciamtd_config(dev_link_t *link){	struct pcmciamtd_dev *dev = link->priv;	struct mtd_info *mtd = NULL;	cs_status_t status;	win_req_t req;	int last_ret = 0, last_fn = 0;	int ret;	int i;	config_info_t t;	static char *probes[] = { "jedec_probe", "cfi_probe" };	cisinfo_t cisinfo;	int new_name = 0;	DEBUG(3, "link=0x%p", link);	/* Configure card */	link->state |= DEV_CONFIG;	DEBUG(2, "Validating CIS");	ret = pcmcia_validate_cis(link->handle, &cisinfo);	if(ret != CS_SUCCESS) {		cs_error(link->handle, GetTupleData, ret);	} else {		DEBUG(2, "ValidateCIS found %d chains", cisinfo.Chains);	}	card_settings(dev, link, &new_name);	dev->pcmcia_map.phys = NO_XIP;	dev->pcmcia_map.copy_from = pcmcia_copy_from_remap;	dev->pcmcia_map.copy_to = pcmcia_copy_to_remap;	if (dev->pcmcia_map.bankwidth == 1) {		dev->pcmcia_map.read = pcmcia_read8_remap;		dev->pcmcia_map.write = pcmcia_write8_remap;	} else {		dev->pcmcia_map.read = pcmcia_read16_remap;		dev->pcmcia_map.write = pcmcia_write16_remap;	}	if(setvpp == 1)		dev->pcmcia_map.set_vpp = pcmciamtd_set_vpp;	/* Request a memory window for PCMCIA. Some architeures can map windows upto the maximum	   that PCMCIA can support (64MiB) - this is ideal and we aim for a window the size of the	   whole card - otherwise we try smaller windows until we succeed */	req.Attributes =  WIN_MEMORY_TYPE_CM | WIN_ENABLE;	req.Attributes |= (dev->pcmcia_map.bankwidth == 1) ? WIN_DATA_WIDTH_8 : WIN_DATA_WIDTH_16;	req.Base = 0;	req.AccessSpeed = mem_speed;	link->win = (window_handle_t)link->handle;	req.Size = (force_size) ? force_size << 20 : MAX_PCMCIA_ADDR;	dev->win_size = 0;	do {		int ret;		DEBUG(2, "requesting window with size = %dKiB memspeed = %d",		      req.Size >> 10, req.AccessSpeed);		ret = pcmcia_request_window(&link->handle, &req, &link->win);		DEBUG(2, "ret = %d dev->win_size = %d", ret, dev->win_size);		if(ret) {			req.Size >>= 1;		} else {			DEBUG(2, "Got window of size %dKiB", req.Size >> 10);			dev->win_size = req.Size;			break;		}	} while(req.Size >= 0x1000);	DEBUG(2, "dev->win_size = %d", dev->win_size);	if(!dev->win_size) {		err("Cant allocate memory window");		pcmciamtd_release(link);		return;	}	DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);			/* Get write protect status */	CS_CHECK(GetStatus, pcmcia_get_status(link->handle, &status));	DEBUG(2, "status value: 0x%x window handle = 0x%8.8lx",	      status.CardState, (unsigned long)link->win);	dev->win_base = ioremap(req.Base, req.Size);	if(!dev->win_base) {		err("ioremap(%lu, %u) failed", req.Base, req.Size);		pcmciamtd_release(link);		return;	}	DEBUG(1, "mapped window dev = %p req.base = 0x%lx base = %p size = 0x%x",	      dev, req.Base, dev->win_base, req.Size);	dev->offset = 0;	dev->pcmcia_map.map_priv_1 = (unsigned long)dev;	dev->pcmcia_map.map_priv_2 = (unsigned long)link->win;	DEBUG(2, "Getting configuration");	CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link->handle, &t));	DEBUG(2, "Vcc = %d Vpp1 = %d Vpp2 = %d", t.Vcc, t.Vpp1, t.Vpp2);	dev->vpp = (vpp) ? vpp : t.Vpp1;	link->conf.Attributes = 0;	link->conf.Vcc = t.Vcc;	if(setvpp == 2) {		link->conf.Vpp1 = dev->vpp;		link->conf.Vpp2 = dev->vpp;	} else {		link->conf.Vpp1 = 0;		link->conf.Vpp2 = 0;	}	link->conf.IntType = INT_MEMORY;	link->conf.ConfigBase = t.ConfigBase;	link->conf.Status = t.Status;	link->conf.Pin = t.Pin;	link->conf.Copy = t.Copy;	link->conf.ExtStatus = t.ExtStatus;	link->conf.ConfigIndex = 0;	link->conf.Present = t.Present;	DEBUG(2, "Setting Configuration");	ret = pcmcia_request_configuration(link->handle, &link->conf);	if(ret != CS_SUCCESS) {		cs_error(link->handle, RequestConfiguration, ret);	}	if(mem_type == 1) {		mtd = do_map_probe("map_ram", &dev->pcmcia_map);	} else if(mem_type == 2) {		mtd = do_map_probe("map_rom", &dev->pcmcia_map);	} else {		for(i = 0; i < sizeof(probes) / sizeof(char *); i++) {			DEBUG(1, "Trying %s", probes[i]);			mtd = do_map_probe(probes[i], &dev->pcmcia_map);			if(mtd)				break;						DEBUG(1, "FAILED: %s", probes[i]);		}	}		if(!mtd) {		DEBUG(1, "Cant find an MTD");		pcmciamtd_release(link);		return;	}	dev->mtd_info = mtd;	mtd->owner = THIS_MODULE;	if(new_name) {		int size = 0;		char unit = ' ';		/* Since we are using a default name, make it better by adding in the		   size */		if(mtd->size < 1048576) { /* <1MiB in size, show size in KiB */			size = mtd->size >> 10;			unit = 'K';		} else {			size = mtd->size >> 20;			unit = 'M';		}		snprintf(dev->mtd_name, sizeof(dev->mtd_name), "%d%ciB %s", size, unit, "PCMCIA Memory card");	}	/* If the memory found is fits completely into the mapped PCMCIA window,	   use the faster non-remapping read/write functions */	if(mtd->size <= dev->win_size) {		DEBUG(1, "Using non remapping memory functions");		dev->pcmcia_map.map_priv_1 = (unsigned long)&(dev->link.state);		dev->pcmcia_map.map_priv_2 = (unsigned long)dev->win_base;		if (dev->pcmcia_map.bankwidth == 1) {			dev->pcmcia_map.read = pcmcia_read8;			dev->pcmcia_map.write = pcmcia_write8;		} else {			dev->pcmcia_map.read = pcmcia_read16;			dev->pcmcia_map.write = pcmcia_write16;		}		dev->pcmcia_map.copy_from = pcmcia_copy_from;		dev->pcmcia_map.copy_to = pcmcia_copy_to;	}	if(add_mtd_device(mtd)) {		map_destroy(mtd);		dev->mtd_info = NULL;		err("Couldnt register MTD device");		pcmciamtd_release(link);		return;	}	snprintf(dev->node.dev_name, sizeof(dev->node.dev_name), "mtd%d", mtd->index);	info("mtd%d: %s", mtd->index, mtd->name);	link->state &= ~DEV_CONFIG_PENDING;	link->dev = &dev->node;	return; cs_failed:	cs_error(link->handle, last_fn, last_ret);	err("CS Error, exiting");	pcmciamtd_release(link);	return;}/* The card status event handler.  Mostly, this schedules other * stuff to run after an event is received.  A CARD_REMOVAL event * also sets some flags to discourage the driver from trying * to talk to the card any more. */static int pcmciamtd_event(event_t event, int priority,			event_callback_args_t *args){	dev_link_t *link = args->client_data;	DEBUG(1, "event=0x%06x", event);	switch (event) {	case CS_EVENT_CARD_REMOVAL:		DEBUG(2, "EVENT_CARD_REMOVAL");		link->state &= ~DEV_PRESENT;		if (link->state & DEV_CONFIG) {			struct pcmciamtd_dev *dev = link->priv;			if(dev->mtd_info) {				del_mtd_device(dev->mtd_info);				info("mtd%d: Removed", dev->mtd_info->index);			}			pcmciamtd_release(link);		}		break;	case CS_EVENT_CARD_INSERTION:		DEBUG(2, "EVENT_CARD_INSERTION");		link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;		pcmciamtd_config(link);		break;	case CS_EVENT_PM_SUSPEND:		DEBUG(2, "EVENT_PM_SUSPEND");		link->state |= DEV_SUSPEND;		/* Fall through... */	case CS_EVENT_RESET_PHYSICAL:		DEBUG(2, "EVENT_RESET_PHYSICAL");		/* get_lock(link); */		break;	case CS_EVENT_PM_RESUME:		DEBUG(2, "EVENT_PM_RESUME");		link->state &= ~DEV_SUSPEND;		/* Fall through... */	case CS_EVENT_CARD_RESET:		DEBUG(2, "EVENT_CARD_RESET");		/* free_lock(link); */		break;	default:		DEBUG(2, "Unknown event %d", event);	}	return 0;}/* This deletes a driver "instance".  The device is de-registered * with Card Services.  If it has been released, all local data * structures are freed.  Otherwise, the structures will be freed * when the device is released. */static void pcmciamtd_detach(dev_link_t *link){	DEBUG(3, "link=0x%p", link);	if(link->state & DEV_CONFIG) {		pcmciamtd_release(link);	}	if (link->handle) {		int ret;		DEBUG(2, "Deregistering with card services");		ret = pcmcia_deregister_client(link->handle);		if (ret != CS_SUCCESS)			cs_error(link->handle, DeregisterClient, ret);	}	link->state |= DEV_STALE_LINK;}/* pcmciamtd_attach() creates an "instance" of the driver, allocating * local data structures for one device.  The device is registered * with Card Services. */static dev_link_t *pcmciamtd_attach(void){	struct pcmciamtd_dev *dev;	dev_link_t *link;	client_reg_t client_reg;	int ret;	/* Create new memory card device */	dev = kmalloc(sizeof(*dev), GFP_KERNEL);	if (!dev) return NULL;	DEBUG(1, "dev=0x%p", dev);	memset(dev, 0, sizeof(*dev));	link = &dev->link;	link->priv = dev;	link->conf.Attributes = 0;	link->conf.IntType = INT_MEMORY;	link->next = dev_list;	dev_list = link;	/* Register with Card Services */	client_reg.dev_info = &dev_info;	client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;	client_reg.EventMask =		CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |		CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |		CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;	client_reg.event_handler = &pcmciamtd_event;	client_reg.Version = 0x0210;	client_reg.event_callback_args.client_data = link;	DEBUG(2, "Calling RegisterClient");	ret = pcmcia_register_client(&link->handle, &client_reg);	if (ret != 0) {		cs_error(link->handle, RegisterClient, ret);		pcmciamtd_detach(link);		return NULL;	}	DEBUG(2, "link = %p", link);	return link;}static struct pcmcia_driver pcmciamtd_driver = {	.drv		= {		.name	= "pcmciamtd"	},	.attach		= pcmciamtd_attach,	.detach		= pcmciamtd_detach,	.owner		= THIS_MODULE};static int __init init_pcmciamtd(void){	info(DRIVER_DESC " " DRIVER_VERSION);	if(bankwidth && bankwidth != 1 && bankwidth != 2) {		info("bad bankwidth (%d), using default", bankwidth);		bankwidth = 2;	}	if(force_size && (force_size < 1 || force_size > 64)) {		info("bad force_size (%d), using default", force_size);		force_size = 0;	}	if(mem_type && mem_type != 1 && mem_type != 2) {		info("bad mem_type (%d), using default", mem_type);		mem_type = 0;	}	return pcmcia_register_driver(&pcmciamtd_driver);}static void __exit exit_pcmciamtd(void){	DEBUG(1, DRIVER_DESC " unloading");	pcmcia_unregister_driver(&pcmciamtd_driver);	while(dev_list) {		dev_link_t *link = dev_list;		dev_list = link->next;		if (link) {			struct pcmciamtd_dev *dev = link->priv;			 			if(dev) {				if(link->state & DEV_PRESENT) {					if (!(link->state & DEV_STALE_LINK)) {						pcmciamtd_detach(link);					}					link->state &= ~DEV_PRESENT;					if(dev->mtd_info) {						del_mtd_device(dev->mtd_info);						info("mtd%d: Removed",						     dev->mtd_info->index);					}				}				if(dev->mtd_info) {					DEBUG(2, "Destroying map for mtd%d",					      dev->mtd_info->index);					map_destroy(dev->mtd_info);				}				kfree(dev);			}		}	}}module_init(init_pcmciamtd);module_exit(exit_pcmciamtd);