--- /dev/null
+/*
+ * comedi/drivers/.c
+ * Driver for DAQCard-700 DIO only
+ * copied from 8255
+ *
+ * COMEDI - Linux Control and Measurement Device Interface
+ * Copyright (C) 1998 David A. Schleef <ds@schleef.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * */
+/*
+ * The daqcard-700 appears in Comedi as a single
+ * digital I/O subdevice with 16 channels. The channel 0 corresponds
+ * to the daqcard-700's output port , bit 0; channel 8 corresponds to
+ * the input port , bit 0.
+ * Direction configuration: channels 0-7 output, 8-15 input
+ * (8225 device emu as port A output, port B input, port C N/A)
+ * IRQ is assigned but not used.
+ *
+ * */
+
+/*
+Driver: ni_daq_700
+Description: National Instruments PCMCIA DAQCard-700 DIO only
+Author: Daniel Vecino Castel <dvecino@able.es> (ni_daq_dio24),
+ Fred Brooks (daqcard-700 mods) <nsaspook@nsaspook.com>
+Devices: [National Instruments] PCMCIA DAQ-Card-700 (ni_daq_700)
+Status: Works
+Updated: Wed, 20 Feb 2008 16:40:00 -0800
+
+*/
+
+
+#include <linux/comedidev.h>
+
+#include <linux/ioport.h>
+#include <linux/version.h>
+
+#define _700_H
+
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/cisreg.h>
+#include <pcmcia/ds.h>
+
+static struct pcmcia_device *pcmcia_cur_dev = NULL;
+
+#define DIO700_SIZE 8 // size of io region used by board
+
+static int dio700_attach(comedi_device *dev,comedi_devconfig *it);
+static int dio700_detach(comedi_device *dev);
+
+enum dio700_bustype {pcmcia_bustype};
+
+typedef struct dio700_board_struct{
+ const char *name;
+ int device_id; // device id for pcmcia board
+ enum dio700_bustype bustype; // PCMCIA
+ int have_dio; // have daqcard-700 dio
+ // function pointers so we can use inb/outb or readb/writeb as appropriate
+ unsigned int (*read_byte)(unsigned int address);
+ void (*write_byte)(unsigned int byte, unsigned int address);
+}dio700_board;
+
+
+static const dio700_board dio700_boards[] =
+{
+ {
+ name: "daqcard-700",
+ device_id: 0x4743, // 0x10b is manufacturer id, 0x4743 is device id
+ bustype: pcmcia_bustype,
+ have_dio: 1,
+ },
+ {
+ name: "dio700",
+ device_id: 0x4743, // 0x10b is manufacturer id, 0x4743 is device id
+ bustype: pcmcia_bustype,
+ have_dio: 1,
+ },
+};
+
+/*
+ * Useful for shorthand access to the particular board structure
+ */
+#define thisboard ((const dio700_board *)dev->board_ptr)
+
+typedef struct{
+ int data; /* number of data points left to be taken */
+}dio700_private;
+
+#define devpriv ((dio700_private *)dev->private)
+
+static comedi_driver driver_dio700={
+ driver_name: "ni_daq_700",
+ module: THIS_MODULE,
+ attach: dio700_attach,
+ detach: dio700_detach,
+ num_names: sizeof(dio700_boards) / sizeof(dio700_board),
+ board_name: &dio700_boards[0].name,
+ offset: sizeof(dio700_board),
+};
+
+/* the real driver routines */
+
+#define _700_SIZE 8
+
+#define _700_DATA 0
+
+#define DIO_W 0x04
+#define DIO_R 0x05
+
+struct subdev_700_struct{
+ unsigned long cb_arg;
+ int (*cb_func)(int,int,int,unsigned long);
+ int have_irq;
+};
+
+#define CALLBACK_ARG (((struct subdev_700_struct *)s->private)->cb_arg)
+#define CALLBACK_FUNC (((struct subdev_700_struct *)s->private)->cb_func)
+#define subdevpriv ((struct subdev_700_struct *)s->private)
+
+static void do_config(comedi_device *dev,comedi_subdevice *s);
+
+void subdev_700_interrupt(comedi_device *dev, comedi_subdevice *s)
+{
+ sampl_t d;
+
+ d = CALLBACK_FUNC(0,_700_DATA,0,CALLBACK_ARG);
+
+ comedi_buf_put(s->async, d);
+ s->async->events |= COMEDI_CB_EOS;
+
+ comedi_event(dev, s);
+}
+
+static int subdev_700_cb(int dir,int port,int data,unsigned long arg)
+{
+ /* port is always A for output and B for input (8255 emu) */
+ unsigned long iobase=arg;
+
+ if(dir){
+ outb(data,iobase+DIO_W);
+ return 0;
+ }else{
+ return inb(iobase+DIO_R);
+ }
+}
+
+static int subdev_700_insn(comedi_device *dev,comedi_subdevice *s,
+ comedi_insn *insn,lsampl_t *data)
+{
+ if(data[0]){
+ s->state &= ~data[0];
+ s->state |= (data[0]&data[1]);
+
+ if(data[0]&0xff)
+ CALLBACK_FUNC(1,_700_DATA,s->state&0xff,CALLBACK_ARG);
+ }
+
+ data[1]=CALLBACK_FUNC(0,_700_DATA,0,CALLBACK_ARG)<<8; /* shift bits to 8-15 */
+
+ return 2;
+}
+
+static int subdev_700_insn_config(comedi_device *dev,comedi_subdevice *s,
+ comedi_insn *insn,lsampl_t *data)
+{
+
+ switch(data[0]){
+ case INSN_CONFIG_DIO_INPUT:
+ break;
+ case INSN_CONFIG_DIO_OUTPUT:
+ break;
+ case INSN_CONFIG_DIO_QUERY:
+ data[1] = (s->io_bits & (1<<CR_CHAN(insn->chanspec))) ? COMEDI_OUTPUT : COMEDI_INPUT;
+ return insn->n;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+
+ return 1;
+}
+
+static void do_config(comedi_device *dev,comedi_subdevice *s)
+{ /* use powerup defaults */
+ return;
+}
+
+static int subdev_700_cmdtest(comedi_device *dev, comedi_subdevice *s,
+ comedi_cmd *cmd)
+{
+ int err = 0;
+ unsigned int tmp;
+
+ /* step 1 */
+
+ tmp = cmd->start_src;
+ cmd->start_src &= TRIG_NOW;
+ if(!cmd->start_src || tmp!=cmd->start_src)err++;
+
+ tmp=cmd->scan_begin_src;
+ cmd->scan_begin_src &= TRIG_EXT;
+ if(!cmd->scan_begin_src || tmp!=cmd->scan_begin_src)err++;
+
+ tmp=cmd->convert_src;
+ cmd->convert_src &= TRIG_FOLLOW;
+ if(!cmd->convert_src || tmp!=cmd->convert_src)err++;
+
+ tmp=cmd->scan_end_src;
+ cmd->scan_end_src &= TRIG_COUNT;
+ if(!cmd->scan_end_src || tmp!=cmd->scan_end_src)err++;
+
+ tmp=cmd->stop_src;
+ cmd->stop_src &= TRIG_NONE;
+ if(!cmd->stop_src || tmp!=cmd->stop_src)err++;
+
+ if(err) return 1;
+
+ /* step 2 */
+
+ if(err) return 2;
+
+ /* step 3 */
+
+ if(cmd->start_arg != 0){
+ cmd->start_arg = 0;
+ err++;
+ }
+ if(cmd->scan_begin_arg!=0){
+ cmd->scan_begin_arg = 0;
+ err++;
+ }
+ if(cmd->convert_arg!=0){
+ cmd->convert_arg = 0;
+ err++;
+ }
+ if(cmd->scan_end_arg != 1){
+ cmd->scan_end_arg = 1;
+ err++;
+ }
+ if(cmd->stop_arg!= 0){
+ cmd->stop_arg = 0;
+ err++;
+ }
+
+ if(err)return 3;
+
+ /* step 4 */
+
+ if(err)return 4;
+
+ return 0;
+}
+
+static int subdev_700_cmd(comedi_device *dev, comedi_subdevice *s)
+{
+ /* FIXME */
+
+ return 0;
+}
+
+static int subdev_700_cancel(comedi_device *dev, comedi_subdevice *s)
+{
+ /* FIXME */
+
+ return 0;
+}
+
+int subdev_700_init(comedi_device *dev,comedi_subdevice *s,int (*cb)(int,int,int,unsigned long),unsigned long arg)
+{
+ s->type=COMEDI_SUBD_DIO;
+ s->subdev_flags=SDF_READABLE|SDF_WRITABLE;
+ s->n_chan=16;
+ s->range_table=&range_digital;
+ s->maxdata=1;
+
+ s->private=kmalloc(sizeof(struct subdev_700_struct),GFP_KERNEL);
+ if(!s->private)return -ENOMEM;
+
+ CALLBACK_ARG=arg;
+ if(cb==NULL){
+ CALLBACK_FUNC=subdev_700_cb;
+ }else{
+ CALLBACK_FUNC=cb;
+ }
+ s->insn_bits = subdev_700_insn;
+ s->insn_config = subdev_700_insn_config;
+
+ s->state=0;
+ s->io_bits=0x00ff;
+ do_config(dev,s);
+
+ return 0;
+}
+
+int subdev_700_init_irq(comedi_device *dev,comedi_subdevice *s,
+ int (*cb)(int,int,int,unsigned long),unsigned long arg)
+{
+ int ret;
+
+ ret = subdev_700_init(dev,s,cb,arg);
+ if(ret<0)return ret;
+
+ s->do_cmdtest = subdev_700_cmdtest;
+ s->do_cmd = subdev_700_cmd;
+ s->cancel = subdev_700_cancel;
+
+ subdevpriv->have_irq = 1;
+
+ return 0;
+}
+
+void subdev_700_cleanup(comedi_device *dev,comedi_subdevice *s)
+{
+ if(s->private){
+ if(subdevpriv->have_irq){}
+
+ kfree(s->private);
+ }
+}
+
+EXPORT_SYMBOL(subdev_700_init);
+EXPORT_SYMBOL(subdev_700_init_irq);
+EXPORT_SYMBOL(subdev_700_cleanup);
+EXPORT_SYMBOL(subdev_700_interrupt);
+
+
+static int dio700_attach(comedi_device *dev, comedi_devconfig *it)
+{
+ comedi_subdevice *s;
+ unsigned long iobase = 0;
+#ifdef incomplete
+ unsigned int irq = 0;
+#endif
+ struct pcmcia_device *link;
+
+ /* allocate and initialize dev->private */
+ if(alloc_private(dev, sizeof(dio700_private)) < 0)
+ return -ENOMEM;
+
+ // get base address, irq etc. based on bustype
+ switch(thisboard->bustype)
+ {
+ case pcmcia_bustype:
+ link = pcmcia_cur_dev; /* XXX hack */
+ if(!link) return -EIO;
+ iobase = link->io.BasePort1;
+#ifdef incomplete
+ irq = link->irq.AssignedIRQ;
+#endif
+ break;
+ default:
+ printk("bug! couldn't determine board type\n");
+ return -EINVAL;
+ break;
+ }
+ printk("comedi%d: ni_daq_700: %s, io 0x%lx", dev->minor, thisboard->name, iobase);
+#ifdef incomplete
+ if(irq)
+ {
+ printk(", irq %u", irq);
+ }
+#endif
+
+ printk("\n");
+
+ if(iobase == 0)
+ {
+ printk("io base address is zero!\n");
+ return -EINVAL;
+ }
+
+ dev->iobase = iobase;
+
+#ifdef incomplete
+ /* grab our IRQ */
+ dev->irq = irq;
+#endif
+
+ dev->board_name = thisboard->name;
+
+ if(alloc_subdevices(dev, 1) < 0)
+ return -ENOMEM;
+
+ /* DAQCard-700 dio */
+ s = dev->subdevices + 0;
+ subdev_700_init(dev, s, NULL, dev->iobase);
+
+ return 0;
+};
+
+static int dio700_detach(comedi_device *dev)
+{
+ printk("comedi%d: ni_daq_700: cs-remove\n", dev->minor);
+
+ if(dev->subdevices)
+ subdev_700_cleanup(dev,dev->subdevices + 0);
+
+ if(thisboard->bustype != pcmcia_bustype &&
+ dev->iobase)
+ release_region(dev->iobase, DIO700_SIZE);
+ if(dev->irq)
+ comedi_free_irq(dev->irq, dev);
+
+ return 0;
+};
+
+
+
+// PCMCIA crap
+
+/*
+ All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If
+ you do not define PCMCIA_DEBUG at all, all the debug code will be
+ left out. If you compile with PCMCIA_DEBUG=0, the debug code will
+ be present but disabled -- but it can then be enabled for specific
+ modules at load time with a 'pc_debug=#' option to insmod.
+*/
+#ifdef PCMCIA_DEBUG
+static int pc_debug = PCMCIA_DEBUG;
+module_param(pc_debug, int, 0644);
+#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
+static char *version =
+"ni_daq_700.c, based on dummy_cs.c";
+#else
+#define DEBUG(n, args...)
+#endif
+
+/*====================================================================*/
+
+static void dio700_config(struct pcmcia_device *link);
+static void dio700_release(struct pcmcia_device *link);
+static int dio700_cs_suspend(struct pcmcia_device *p_dev);
+static int dio700_cs_resume(struct pcmcia_device *p_dev);
+
+/*
+ The attach() and detach() entry points are used to create and destroy
+ "instances" of the driver, where each instance represents everything
+ needed to manage one actual PCMCIA card.
+*/
+
+static int dio700_cs_attach(struct pcmcia_device *);
+static void dio700_cs_detach(struct pcmcia_device *);
+
+/*
+ You'll also need to prototype all the functions that will actually
+ be used to talk to your device. See 'memory_cs' for a good example
+ of a fully self-sufficient driver; the other drivers rely more or
+ less on other parts of the kernel.
+*/
+
+/*
+ The dev_info variable is the "key" that is used to match up this
+ device driver with appropriate cards, through the card configuration
+ database.
+*/
+
+static const dev_info_t dev_info = "ni_daq_700";
+
+typedef struct local_info_t {
+ struct pcmcia_device *link;
+ dev_node_t node;
+ int stop;
+ struct bus_operations *bus;
+} local_info_t;
+
+/*======================================================================
+
+ dio700_cs_attach() creates an "instance" of the driver, allocating
+ local data structures for one device. The device is registered
+ with Card Services.
+
+ The dev_link structure is initialized, but we don't actually
+ configure the card at this point -- we wait until we receive a
+ card insertion event.
+
+======================================================================*/
+
+static int dio700_cs_attach(struct pcmcia_device *link)
+{
+ local_info_t *local;
+
+ printk(KERN_INFO "ni_daq_700: cs-attach\n");
+
+ DEBUG(0, "dio700_cs_attach()\n");
+
+ /* Allocate space for private device-specific data */
+ local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
+ if (!local) return -ENOMEM;
+ local->link = link; link->priv = local;
+
+ /* Interrupt setup */
+ link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+ link->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ link->irq.Handler = NULL;
+
+ /*
+ General socket configuration defaults can go here. In this
+ client, we assume very little, and rely on the CIS for almost
+ everything. In most clients, many details (i.e., number, sizes,
+ and attributes of IO windows) are fixed by the nature of the
+ device, and can be hard-wired here.
+ */
+ link->conf.Attributes = 0;
+ link->conf.IntType = INT_MEMORY_AND_IO;
+
+ pcmcia_cur_dev = link;
+
+ dio700_config(link);
+
+ return 0;
+} /* dio700_cs_attach */
+
+/*======================================================================
+
+ 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 dio700_cs_detach(struct pcmcia_device *link)
+{
+
+ printk(KERN_INFO "ni_daq_700: cs-detach!\n");
+
+ DEBUG(0, "dio700_cs_detach(0x%p)\n", link);
+
+ if(link->dev_node) {
+ ((local_info_t *)link->priv)->stop = 1;
+ dio700_release(link);
+ }
+
+ /* This points to the parent local_info_t struct */
+ if(link->priv)
+ kfree(link->priv);
+
+} /* dio700_cs_detach */
+
+/*======================================================================
+
+ dio700_config() is scheduled to run after a CARD_INSERTION event
+ is received, to configure the PCMCIA socket, and to make the
+ device available to the system.
+
+======================================================================*/
+
+
+static void dio700_config(struct pcmcia_device *link)
+{
+ local_info_t *dev = link->priv;
+ tuple_t tuple;
+ cisparse_t parse;
+ int last_ret;
+ u_char buf[64];
+ win_req_t req;
+ memreq_t map;
+ cistpl_cftable_entry_t dflt = { 0 };
+
+ printk(KERN_INFO "ni_daq_700: cs-config\n");
+
+ DEBUG(0, "dio700_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;
+ if((last_ret = pcmcia_get_first_tuple(link, &tuple)) != 0)
+ {
+ cs_error(link, GetFirstTuple, last_ret);
+ goto cs_failed;
+ }
+ if((last_ret = pcmcia_get_tuple_data(link, &tuple)) != 0)
+ {
+ cs_error(link, GetTupleData, last_ret);
+ goto cs_failed;
+ }
+ if((last_ret = pcmcia_parse_tuple(link, &tuple, &parse)) != 0)
+ {
+ cs_error(link, ParseTuple, last_ret);
+ goto cs_failed;
+ }
+ link->conf.ConfigBase = parse.config.base;
+ link->conf.Present = parse.config.rmask[0];
+
+ /*
+ 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;
+ if((last_ret = pcmcia_get_first_tuple(link, &tuple)) != 0)
+ {
+ cs_error(link, GetFirstTuple, last_ret);
+ goto cs_failed;
+ }
+ while (1) {
+ cistpl_cftable_entry_t *cfg = &(parse.cftable_entry);
+ if(pcmcia_get_tuple_data(link, &tuple) != 0) goto next_entry;
+ if(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;
+ }
+
+ /* 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;
+ 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;
+ }
+
+ 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;
+ if (req.Size < 0x1000)
+ req.Size = 0x1000;
+ req.AccessSpeed = 0;
+ if(pcmcia_request_window(&link, &req, &link->win)) goto next_entry;
+ map.Page = 0; map.CardOffset = mem->win[0].card_addr;
+ if(pcmcia_map_mem_page(link->win, &map)) goto next_entry;
+ }
+ /* If we got this far, we're cool! */
+ break;
+
+ next_entry:
+ if((last_ret = pcmcia_get_next_tuple(link, &tuple)) != 0)
+ {
+ cs_error(link, GetNextTuple, last_ret);
+ goto cs_failed;
+ }
+ }
+
+ /*
+ 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)
+ if((last_ret = pcmcia_request_irq(link, &link->irq)) != 0)
+ {
+ cs_error(link, RequestIRQ, last_ret);
+ goto cs_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.
+ */
+ if((last_ret = pcmcia_request_configuration(link, &link->conf)) != 0)
+ {
+ cs_error(link, RequestConfiguration, last_ret);
+ goto cs_failed;
+ }
+
+ /*
+ 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, "ni_daq_700");
+ 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.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");
+
+ return;
+
+cs_failed:
+ printk(KERN_INFO "ni_daq_700 cs failed");
+ dio700_release(link);
+
+} /* dio700_config */
+
+static void dio700_release(struct pcmcia_device *link)
+{
+ DEBUG(0, "dio700_release(0x%p)\n", link);
+
+ pcmcia_disable_device(link);
+} /* dio700_release */
+
+/*======================================================================
+
+ The card status event handler. Mostly, this schedules other
+ stuff to run after an event is received.
+
+ When a CARD_REMOVAL event is received, we immediately set a
+ private flag to block future accesses to this device. All the
+ functions that actually access the device should check this flag
+ to make sure the card is still present.
+
+======================================================================*/
+
+
+static int dio700_cs_suspend(struct pcmcia_device *link)
+{
+ local_info_t *local = link->priv;
+
+ /* Mark the device as stopped, to block IO until later */
+ local->stop = 1;
+ return 0;
+} /* dio700_cs_suspend */
+
+static int dio700_cs_resume(struct pcmcia_device *link)
+{
+ local_info_t *local = link->priv;
+
+ local->stop = 0;
+ return 0;
+} /* dio700_cs_resume */
+
+/*====================================================================*/
+
+static struct pcmcia_device_id dio700_cs_ids[] =
+{
+ /* N.B. These IDs should match those in dio700_boards */
+ PCMCIA_DEVICE_MANF_CARD(0x010b, 0x4743), /* daqcard-700 */
+ PCMCIA_DEVICE_NULL
+};
+
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pcmcia, dio700_cs_ids);
+
+struct pcmcia_driver dio700_cs_driver =
+{
+ .probe = dio700_cs_attach,
+ .remove = dio700_cs_detach,
+ .suspend = dio700_cs_suspend,
+ .resume = dio700_cs_resume,
+ .id_table = dio700_cs_ids,
+ .owner = THIS_MODULE,
+ .drv = {
+ .name = dev_info,
+ },
+};
+
+static int __init init_dio700_cs(void)
+{
+ printk("ni_daq_700: cs-init \n");
+ DEBUG(0, "%s\n", version);
+ pcmcia_register_driver(&dio700_cs_driver);
+ return 0;
+}
+
+static void __exit exit_dio700_cs(void)
+{
+ DEBUG(0, "ni_daq_700: unloading\n");
+ pcmcia_unregister_driver(&dio700_cs_driver);
+}
+int __init init_module(void)
+{
+ int ret;
+
+ ret = init_dio700_cs();
+ if(ret < 0)
+ return ret;
+
+ return comedi_driver_register(&driver_dio700);
+}
+
+void __exit cleanup_module(void)
+{
+ exit_dio700_cs();
+ comedi_driver_unregister(&driver_dio700);
+}
projects / comedi.git / commitdiff