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SubjectRe: [PATCH] New: Omnikey CardMan 4040 PCMCIA Driver
On Sun, Sep 04, 2005 at 12:12:18PM +0200, Harald Welte wrote:
> Hi!
>
> Below you can find a driver for the Omnikey CardMan 4040 PCMCIA
> Smartcard Reader.

Sorry, the patch was missing a "cg-add" of the header file. Please use
the patch below.
--
- Harald Welte <laforge@gnumonks.org> http://gnumonks.org/
============================================================================
"Privacy in residential applications is a desirable marketing option."
(ETSI EN 300 175-7 Ch. A6)
Add Omnikey CardMan 4040 Driver

Signed-off-by: Harald Welte <laforge@netfilter.org>

---
commit 0e760a5785ebb83b932d104679cc2b2b4070b1c1
tree 46d71d0c6b41b441a1a8d725b741450f1334296e
parent c4ab879b6ef599bf88d19b9b145878ef73400ce7
author Harald Welte <laforge@netfilter.org> So, 04 Sep 2005 13:05:44 +0200
committer Harald Welte <laforge@netfilter.org> So, 04 Sep 2005 13:05:44 +0200

MAINTAINERS | 5
drivers/char/pcmcia/Kconfig | 13 +
drivers/char/pcmcia/Makefile | 1
drivers/char/pcmcia/cm4040_cs.c | 900 +++++++++++++++++++++++++++++++++++++++
drivers/char/pcmcia/cm4040_cs.h | 52 ++
5 files changed, 971 insertions(+), 0 deletions(-)

diff --git a/MAINTAINERS b/MAINTAINERS
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1737,6 +1737,11 @@ L: linux-tr@linuxtr.net
W: http://www.linuxtr.net
S: Maintained

+OMNIKEY CARDMAN 4040 DRIVER
+P: Harald Welte
+M: laforge@gnumonks.org
+S: Maintained
+
ONSTREAM SCSI TAPE DRIVER
P: Willem Riede
M: osst@riede.org
diff --git a/drivers/char/pcmcia/Kconfig b/drivers/char/pcmcia/Kconfig
--- a/drivers/char/pcmcia/Kconfig
+++ b/drivers/char/pcmcia/Kconfig
@@ -18,5 +18,18 @@ config SYNCLINK_CS
The module will be called synclinkmp. If you want to do that, say M
here.

+config CARDMAN_4040
+ tristate "Omnikey CardMan 4040 support"
+ depends on PCMCIA
+ help
+ Enable support for the Omnikey CardMan 4040 PCMCIA Smartcard
+ reader.
+
+ This card is basically a USB CCID device connected to a FIFO
+ in I/O space. To use the kernel driver, you will need either the
+ PC/SC ifdhandler provided from the Omnikey homepage
+ (http://www.omnikey.com/), or a current development version of OpenCT
+ (http://www.opensc.org/).
+
endmenu

diff --git a/drivers/char/pcmcia/Makefile b/drivers/char/pcmcia/Makefile
--- a/drivers/char/pcmcia/Makefile
+++ b/drivers/char/pcmcia/Makefile
@@ -5,3 +5,4 @@
#

obj-$(CONFIG_SYNCLINK_CS) += synclink_cs.o
+obj-$(CONFIG_CARDMAN_4040) += cm4040_cs.o
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
new file mode 100644
--- /dev/null
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -0,0 +1,900 @@
+ /*
+ * A driver for the Omnikey PCMCIA smartcard reader CardMan 4040
+ *
+ * (c) 2000-2004 Omnikey AG (http://www.omnikey.com/)
+ *
+ * (C) 2005 Harald Welte <laforge@gnumonks.org>
+ * - add support for poll()
+ * - driver cleanup
+ * - add waitqueues
+ * - adhere to linux kenrel coding style and policies
+ * - support 2.6.13 "new style" pcmcia interface
+ *
+ * All rights reserved, Dual BSD/GPL Licensed.
+ */
+
+/* #define PCMCIA_DEBUG 6 */
+
+#include <linux/config.h>
+#include <linux/version.h>
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/poll.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+
+#include <pcmcia/version.h>
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/cisreg.h>
+#include <pcmcia/ciscode.h>
+#include <pcmcia/ds.h>
+
+#include "cm4040_cs.h"
+
+static atomic_t cmx_num_devices_open;
+
+#ifdef PCMCIA_DEBUG
+static int pc_debug = PCMCIA_DEBUG;
+module_param(pc_debug, int, 0600);
+#define DEBUG(n, x, args...) do { if (pc_debug >= (n)) \
+ printk(KERN_DEBUG "%s:%s:" x, MODULE_NAME, \
+ __FUNCTION__, ##args); } while (0)
+#else
+#define DEBUG(n, args...)
+#endif
+
+static volatile char *version =
+"OMNIKEY CardMan 4040 v1.1.0gm3 - All bugs added by Harald Welte";
+
+#define CCID_DRIVER_BULK_DEFAULT_TIMEOUT (150*HZ)
+#define CCID_DRIVER_ASYNC_POWERUP_TIMEOUT (35*HZ)
+#define CCID_DRIVER_MINIMUM_TIMEOUT (3*HZ)
+#define READ_WRITE_BUFFER_SIZE 512
+#define POLL_LOOP_COUNT 1000
+
+/* how often to poll for fifo status change */
+#define POLL_PERIOD (HZ/100)
+
+static void reader_release(u_long arg);
+static void reader_detach(dev_link_t *link);
+
+static int major;
+
+#define BS_READABLE 0x01
+#define BS_WRITABLE 0x02
+
+typedef struct reader_dev_t {
+ dev_link_t link;
+ dev_node_t node;
+ wait_queue_head_t devq;
+
+ wait_queue_head_t poll_wait;
+ wait_queue_head_t read_wait;
+ wait_queue_head_t write_wait;
+
+ unsigned int buffer_status;
+
+ unsigned int fTimerExpired;
+ struct timer_list timer;
+ unsigned long timeout;
+ unsigned char sBuf[READ_WRITE_BUFFER_SIZE];
+ unsigned char rBuf[READ_WRITE_BUFFER_SIZE];
+ struct task_struct *owner;
+} reader_dev_t;
+
+static dev_info_t dev_info = MODULE_NAME;
+static dev_link_t *dev_table[CM_MAX_DEV] = { NULL, };
+
+static struct timer_list cmx_poll_timer;
+
+#if (!defined PCMCIA_DEBUG) || (PCMCIA_DEBUG < 7)
+#define xoutb outb
+#define xinb inb
+#else
+static inline void xoutb(unsigned char val,unsigned short port)
+{
+ DEBUG(7, "outb(val=%.2x,port=%.4x)\n", val, port);
+ outb(val,port);
+}
+
+static unsigned char xinb(unsigned short port)
+{
+ unsigned char val;
+
+ val = inb(port);
+ DEBUG(7, "%.2x=inb(%.4x)\n", val, port);
+ return val;
+}
+#endif
+
+/* poll the device fifo status register. not to be confused with
+ * the poll syscall. */
+static void cmx_do_poll(unsigned long dummy)
+{
+ unsigned int i;
+ /* walk through all devices */
+ for (i = 0; dev_table[i]; i++) {
+ dev_link_t *dl = dev_table[i];
+ reader_dev_t *dev = dl->priv;
+ unsigned int obs = xinb(dl->io.BasePort1
+ + REG_OFFSET_BUFFER_STATUS);
+
+ dev->buffer_status = 0;
+
+ if ((obs & BSR_BULK_IN_FULL) == BSR_BULK_IN_FULL) {
+ dev->buffer_status |= BS_READABLE;
+ DEBUG(4, "waking up read_wait\n");
+ wake_up_interruptible(&dev->read_wait);
+ }
+
+ if ((obs & BSR_BULK_OUT_FULL) == 0) {
+ dev->buffer_status |= BS_WRITABLE;
+ DEBUG(4, "waking up write_wait\n");
+ wake_up_interruptible(&dev->write_wait);
+ }
+
+ if (dev->buffer_status)
+ wake_up_interruptible(&dev->poll_wait);
+ }
+
+ if (atomic_read(&cmx_num_devices_open))
+ mod_timer(&cmx_poll_timer, jiffies + POLL_PERIOD);
+}
+
+static loff_t cmx_llseek(struct file * filp, loff_t off, int whence)
+{
+ return -ESPIPE;
+}
+
+static inline int cmx_waitForBulkOutReady(reader_dev_t *dev)
+{
+ register int i;
+ register int iobase = dev->link.io.BasePort1;
+
+ for (i=0; i < POLL_LOOP_COUNT; i++) {
+ if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS)
+ & BSR_BULK_OUT_FULL) == 0) {
+ DEBUG(4, "BulkOut empty\n");
+ return 1;
+ }
+ }
+
+ interruptible_sleep_on_timeout(&dev->write_wait, dev->timeout);
+ if (dev->buffer_status & BS_WRITABLE) {
+ DEBUG(4, "woke up: BulkOut empty\n");
+ return 1;
+ }
+
+ DEBUG(4, "woke up: BulkOut full, returning 0 :(\n");
+ return 0;
+}
+
+/* Write to Sync Control Register */
+static inline int cmx_writeSync(unsigned char val,reader_dev_t *dev)
+{
+ register int iobase = dev->link.io.BasePort1;
+ int rc;
+
+ rc = cmx_waitForBulkOutReady(dev);
+ if (rc != 1)
+ return 0;
+
+ xoutb(val,iobase + REG_OFFSET_SYNC_CONTROL);
+ rc = cmx_waitForBulkOutReady(dev);
+ if (rc != 1)
+ return 0;
+
+ return 1;
+}
+
+static inline int cmx_waitForBulkInReady(reader_dev_t *dev)
+{
+ register int i;
+ register int iobase = dev->link.io.BasePort1;
+
+ for (i=0; i < POLL_LOOP_COUNT; i++) {
+ if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS)
+ & BSR_BULK_IN_FULL) == BSR_BULK_IN_FULL) {
+ DEBUG(3, "BulkIn full\n");
+ return 1;
+ }
+ }
+
+ DEBUG(4, "interruptible_sleep_on_timeout(read_wait, timeout=%ld\n", dev->timeout);
+ interruptible_sleep_on_timeout(&dev->read_wait, dev->timeout);
+ if (dev->buffer_status & BS_READABLE) {
+ DEBUG(4, "woke up: BulkIn full\n");
+ return 1;
+ }
+
+ DEBUG(4, "woke up: BulkIn not full, returning 0 :(\n");
+ return 0;
+}
+
+static ssize_t cmx_read(struct file *filp,char *buf,size_t count,loff_t *ppos)
+{
+ register reader_dev_t *dev=(reader_dev_t *)filp->private_data;
+ register int iobase=dev->link.io.BasePort1;
+ unsigned long ulBytesToRead;
+ unsigned long i;
+ unsigned long ulMin;
+ int rc;
+ unsigned char uc;
+
+ DEBUG(2, "-> cmx_read(%s,%d)\n", current->comm,current->pid);
+
+ if (count==0)
+ return 0;
+
+ if (count < 10)
+ return -EFAULT;
+
+ if (filp->f_flags & O_NONBLOCK) {
+ DEBUG(4, "filep->f_flags O_NONBLOCK set\n");
+ DEBUG(4, "<- cmx_read (failure)\n");
+ return -EAGAIN;
+ }
+
+ if ((dev->link.state & DEV_PRESENT)==0)
+ return -ENODEV;
+
+ for (i=0; i<5; i++) {
+ rc = cmx_waitForBulkInReady(dev);
+ if (rc != 1) {
+ DEBUG(5,"cmx_waitForBulkInReady rc=%.2x\n",rc);
+ DEBUG(2, "<- cmx_read (failed)\n");
+ return -EIO;
+ }
+ dev->rBuf[i] = xinb(iobase + REG_OFFSET_BULK_IN);
+#ifdef PCMCIA_DEBUG
+ if (pc_debug >= 6)
+ printk(KERN_DEBUG "%lu:%2x ", i, dev->rBuf[i]);
+ }
+ printk("\n");
+#else
+ }
+#endif
+
+ ulBytesToRead = 5 +
+ (0x000000FF&((char)dev->rBuf[1])) +
+ (0x0000FF00&((char)dev->rBuf[2] << 8)) +
+ (0x00FF0000&((char)dev->rBuf[3] << 16)) +
+ (0xFF000000&((char)dev->rBuf[4] << 24));
+
+ DEBUG(6, "BytesToRead=%lu\n", ulBytesToRead);
+
+ ulMin = (count < (ulBytesToRead+5))?count:(ulBytesToRead+5);
+
+ DEBUG(6, "Min=%lu\n", ulMin);
+
+ for (i=0; i < (ulMin-5); i++) {
+ rc = cmx_waitForBulkInReady(dev);
+ if (rc != 1) {
+ DEBUG(5,"cmx_waitForBulkInReady rc=%.2x\n",rc);
+ DEBUG(2, "<- cmx_read (failed)\n");
+ return -EIO;
+ }
+ dev->rBuf[i+5] = xinb(iobase + REG_OFFSET_BULK_IN);
+ DEBUG(6, "%lu:%2x ", i, dev->rBuf[i]);
+ }
+ DEBUG(6, "\n");
+
+ *ppos = ulMin;
+ copy_to_user(buf, dev->rBuf, ulMin);
+
+
+ rc = cmx_waitForBulkInReady(dev);
+ if (rc != 1) {
+ DEBUG(5,"cmx_waitForBulkInReady rc=%.2x\n",rc);
+ DEBUG(2, "<- cmx_read (failed)\n");
+ return -EIO;
+ }
+
+ rc = cmx_writeSync(SCR_READER_TO_HOST_DONE, dev);
+
+ if (rc != 1) {
+ DEBUG(5,"cmx_writeSync c=%.2x\n",rc);
+ DEBUG(2, "<- cmx_read (failed)\n");
+ return -EIO;
+ }
+
+ uc = xinb(iobase + REG_OFFSET_BULK_IN);
+
+ DEBUG(2,"<- cmx_read (successfully)\n");
+ return ulMin;
+}
+
+static ssize_t cmx_write(struct file *filp,const char *buf,size_t count,
+ loff_t *ppos)
+{
+ register reader_dev_t *dev=(reader_dev_t *)filp->private_data;
+ register int iobase=dev->link.io.BasePort1;
+ ssize_t rc;
+ int i;
+ unsigned int uiBytesToWrite;
+
+ DEBUG(2, "-> cmx_write(%s,%d)\n", current->comm, current->pid);
+
+ if (count == 0) {
+ DEBUG(2, "<- cmx_write nothing to do (successfully)\n");
+ return 0;
+ }
+
+ if (count < 5) {
+ DEBUG(2, "<- cmx_write buffersize=%Zd < 5\n", count);
+ return -EIO;
+ }
+
+ if (filp->f_flags & O_NONBLOCK) {
+ DEBUG(4, "filep->f_flags O_NONBLOCK set\n");
+ DEBUG(4, "<- cmx_write (failure)\n");
+ return -EAGAIN;
+ }
+
+ if ((dev->link.state & DEV_PRESENT) == 0)
+ return -ENODEV;
+
+ uiBytesToWrite = count;
+ copy_from_user(dev->sBuf, buf, uiBytesToWrite);
+
+ switch (dev->sBuf[0]) {
+ case CMD_PC_TO_RDR_XFRBLOCK:
+ case CMD_PC_TO_RDR_SECURE:
+ case CMD_PC_TO_RDR_TEST_SECURE:
+ case CMD_PC_TO_RDR_OK_SECURE:
+ dev->timeout = CCID_DRIVER_BULK_DEFAULT_TIMEOUT;
+ break;
+
+ case CMD_PC_TO_RDR_ICCPOWERON:
+ dev->timeout = CCID_DRIVER_ASYNC_POWERUP_TIMEOUT;
+ break;
+
+ case CMD_PC_TO_RDR_GETSLOTSTATUS:
+ case CMD_PC_TO_RDR_ICCPOWEROFF:
+ case CMD_PC_TO_RDR_GETPARAMETERS:
+ case CMD_PC_TO_RDR_RESETPARAMETERS:
+ case CMD_PC_TO_RDR_SETPARAMETERS:
+ case CMD_PC_TO_RDR_ESCAPE:
+ case CMD_PC_TO_RDR_ICCCLOCK:
+ default:
+ dev->timeout = CCID_DRIVER_MINIMUM_TIMEOUT;
+ break;
+ }
+
+ rc = cmx_writeSync(SCR_HOST_TO_READER_START, dev);
+
+ DEBUG(4, "start \n");
+
+ for (i=0; i < uiBytesToWrite; i++) {
+ rc = cmx_waitForBulkOutReady(dev);
+ if (rc != 1) {
+ DEBUG(5, "cmx_waitForBulkOutReady rc=%.2Zx\n", rc);
+ DEBUG(2, "<- cmx_write (failed)\n");
+ return -EIO;
+ }
+
+ xoutb(dev->sBuf[i],iobase + REG_OFFSET_BULK_OUT);
+ DEBUG(4, "%.2x ", dev->sBuf[i]);
+ }
+ DEBUG(4, "end\n");
+
+ rc = cmx_writeSync(SCR_HOST_TO_READER_DONE, dev);
+
+ if (rc != 1) {
+ DEBUG(5, "cmx_writeSync c=%.2Zx\n", rc);
+ DEBUG(2, "<- cmx_write (failed)\n");
+ return -EIO;
+ }
+
+ DEBUG(2, "<- cmx_write (successfully)\n");
+ return count;
+}
+
+static unsigned int cmx_poll(struct file *filp, poll_table *wait)
+{
+ reader_dev_t *dev=(reader_dev_t *)filp->private_data;
+ unsigned int mask = 0;
+
+ poll_wait(filp, &dev->poll_wait, wait);
+
+ if (dev->buffer_status & BS_READABLE)
+ mask |= POLLIN | POLLRDNORM;
+ if (dev->buffer_status & BS_WRITABLE)
+ mask |= POLLOUT | POLLWRNORM;
+
+ return mask;
+}
+
+static int cmx_ioctl(struct inode *inode,struct file *filp,unsigned int cmd,
+ unsigned long arg)
+{
+ dev_link_t *link;
+ int rc, size;
+
+ link=dev_table[MINOR(inode->i_rdev)];
+ if (!(DEV_OK(link))) {
+ DEBUG(4, "DEV_OK false\n");
+ return -ENODEV;
+ }
+ if (_IOC_TYPE(cmd)!=CM_IOC_MAGIC) {
+ DEBUG(4,"ioctype mismatch\n");
+ return -EINVAL;
+ }
+ if (_IOC_NR(cmd)>CM_IOC_MAXNR) {
+ DEBUG(4,"iocnr mismatch\n");
+ return -EINVAL;
+ }
+ size = _IOC_SIZE(cmd);
+ rc = 0;
+ DEBUG(4,"iocdir=%.4x iocr=%.4x iocw=%.4x iocsize=%d cmd=%.4x\n",
+ _IOC_DIR(cmd),_IOC_READ,_IOC_WRITE,size,cmd);
+
+ if (_IOC_DIR(cmd)&_IOC_READ) {
+ if (!access_ok(VERIFY_WRITE, (void *)arg, size))
+ return -EFAULT;
+ }
+ if (_IOC_DIR(cmd)&_IOC_WRITE) {
+ if (!access_ok(VERIFY_READ, (void *)arg, size))
+ return -EFAULT;
+ }
+
+ return rc;
+}
+
+static int cmx_open (struct inode *inode, struct file *filp)
+{
+ reader_dev_t *dev;
+ dev_link_t *link;
+ int i;
+
+ DEBUG(2, "-> cmx_open(device=%d.%d process=%s,%d)\n",
+ MAJOR(inode->i_rdev), MINOR(inode->i_rdev),
+ current->comm, current->pid);
+
+ i = MINOR(inode->i_rdev);
+ if (i >= CM_MAX_DEV) {
+ DEBUG(4, "MAX_DEV reached\n");
+ DEBUG(4, "<- cmx_open (failure)\n");
+ return -ENODEV;
+ }
+ link = dev_table[MINOR(inode->i_rdev)];
+ if (link == NULL || !(DEV_OK(link))) {
+ DEBUG(4, "link== NULL || DEV_OK false\n");
+ DEBUG(4, "<- cmx_open (failure)\n");
+ return -ENODEV;
+ }
+ if (link->open) {
+ DEBUG(4, "DEVICE BUSY\n");
+ DEBUG(4, "<- cmx_open (failure)\n");
+ return -EBUSY;
+ }
+
+ dev = (reader_dev_t *)link->priv;
+ filp->private_data = dev;
+
+ if (filp->f_flags & O_NONBLOCK) {
+ DEBUG(4, "filep->f_flags O_NONBLOCK set\n");
+ DEBUG(4, "<- cmx_open (failure)\n");
+ return -EAGAIN;
+ }
+
+ dev->owner = current;
+ link->open = 1;
+
+ atomic_inc(&cmx_num_devices_open);
+ mod_timer(&cmx_poll_timer, jiffies + POLL_PERIOD);
+
+ DEBUG(2, "<- cmx_open (successfully)\n");
+ return 0;
+}
+
+static int cmx_close(struct inode *inode,struct file *filp)
+{
+ reader_dev_t *dev;
+ dev_link_t *link;
+ int i;
+
+ DEBUG(2, "-> cmx_close(maj/min=%d.%d)\n",
+ MAJOR(inode->i_rdev), MINOR(inode->i_rdev));
+
+ i = MINOR(inode->i_rdev);
+ if (i >= CM_MAX_DEV)
+ return -ENODEV;
+
+ link = dev_table[MINOR(inode->i_rdev)];
+ if (link == NULL)
+ return -ENODEV;
+
+ dev = (reader_dev_t *)link->priv;
+
+ link->open = 0;
+ wake_up(&dev->devq);
+
+ atomic_dec(&cmx_num_devices_open);
+
+ DEBUG(2, "<- cmx_close\n");
+ return 0;
+}
+
+static void cmx_reader_release(dev_link_t *link)
+{
+ reader_dev_t *dev = (reader_dev_t *)link->priv;
+
+ DEBUG(3, "-> cmx_reader_release\n");
+ while (link->open) {
+ DEBUG(3, KERN_INFO MODULE_NAME ": delaying release until "
+ "process '%s', pid %d has terminated\n",
+ dev->owner->comm,dev->owner->pid);
+ wait_event(dev->devq, (link->open == 0));
+ }
+ DEBUG(3, "<- cmx_reader_release\n");
+ return;
+}
+
+static void reader_config(dev_link_t *link, int devno)
+{
+ client_handle_t handle;
+ reader_dev_t *dev;
+ tuple_t tuple;
+ cisparse_t parse;
+ config_info_t conf;
+ u_char buf[64];
+ int fail_fn,fail_rc;
+ int rc;
+
+ DEBUG(2, "-> reader_config\n");
+
+ handle = link->handle;
+
+ tuple.DesiredTuple = CISTPL_CONFIG;
+ tuple.Attributes = 0;
+ tuple.TupleData = buf;
+ tuple.TupleDataMax = sizeof(buf);
+ tuple.TupleOffset = 0;
+
+ if ((fail_rc = pcmcia_get_first_tuple(handle,&tuple)) != CS_SUCCESS) {
+ fail_fn = GetFirstTuple;
+ goto cs_failed;
+ }
+ if ((fail_rc = pcmcia_get_tuple_data(handle,&tuple)) != CS_SUCCESS) {
+ fail_fn = GetTupleData;
+ goto cs_failed;
+ }
+ if ((fail_rc = pcmcia_parse_tuple(handle,&tuple,&parse))
+ != CS_SUCCESS) {
+ fail_fn = ParseTuple;
+ goto cs_failed;
+ }
+ if ((fail_rc = pcmcia_get_configuration_info(handle,&conf))
+ != CS_SUCCESS) {
+ fail_fn = GetConfigurationInfo;
+ goto cs_failed;
+ }
+
+ link->state |= DEV_CONFIG;
+ link->conf.ConfigBase = parse.config.base;
+ link->conf.Present = parse.config.rmask[0];
+ link->conf.Vcc = conf.Vcc;
+ DEBUG(2, "link->conf.Vcc=%d\n", link->conf.Vcc);
+
+ link->io.BasePort2 = 0;
+ link->io.NumPorts2 = 0;
+ link->io.Attributes2 = 0;
+ tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
+ for (rc = pcmcia_get_first_tuple(handle, &tuple);
+ rc == CS_SUCCESS;
+ rc = pcmcia_get_next_tuple(handle, &tuple)) {
+ DEBUG(2, "Examing CIS Tuple!\n");
+ rc = pcmcia_get_tuple_data(handle, &tuple);
+ if (rc != CS_SUCCESS)
+ continue;
+ rc = pcmcia_parse_tuple(handle, &tuple, &parse);
+ if (rc != CS_SUCCESS)
+ continue;
+
+ DEBUG(2, "tupleIndex=%d\n", parse.cftable_entry.index);
+ link->conf.ConfigIndex = parse.cftable_entry.index;
+
+ if (parse.cftable_entry.io.nwin) {
+ link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
+ link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
+ link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
+ if(!(parse.cftable_entry.io.flags & CISTPL_IO_8BIT))
+ link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
+ if(!(parse.cftable_entry.io.flags & CISTPL_IO_16BIT))
+ link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+ link->io.IOAddrLines = parse.cftable_entry.io.flags
+ & CISTPL_IO_LINES_MASK;
+ DEBUG(2,"io.BasePort1=%.4x\n", link->io.BasePort1);
+ DEBUG(2,"io.NumPorts1=%.4x\n", link->io.NumPorts1);
+ DEBUG(2,"io.BasePort2=%.4x\n", link->io.BasePort2);
+ DEBUG(2,"io.NumPorts2=%.4x\n", link->io.NumPorts2);
+ DEBUG(2,"io.IOAddrLines=%.4x\n",
+ link->io.IOAddrLines);
+ rc = pcmcia_request_io(handle, &link->io);
+ if (rc == CS_SUCCESS) {
+ DEBUG(2, "RequestIO OK\n");
+ break;
+ } else
+ DEBUG(2, "RequestIO failed\n");
+ }
+ }
+ if (rc != CS_SUCCESS) {
+ DEBUG(2, "Couldn't configure reader\n");
+ goto cs_release;
+ }
+
+ link->conf.IntType = 00000002;
+
+ if ((fail_rc = pcmcia_request_configuration(handle,&link->conf))
+ !=CS_SUCCESS) {
+ fail_fn = RequestConfiguration;
+ DEBUG(1, "pcmcia_request_configuration failed 0x%x\n", fail_rc);
+ goto cs_release;
+ }
+
+ DEBUG(2, "RequestConfiguration OK\n");
+
+ dev = link->priv;
+ sprintf(dev->node.dev_name, DEVICE_NAME "%d", devno);
+ dev->node.major = major;
+ dev->node.minor = devno;
+ dev->node.next = NULL;
+ link->dev = &dev->node;
+ link->state &= ~DEV_CONFIG_PENDING;
+
+ DEBUG(2, "device " DEVICE_NAME "%d at 0x%.4x-0x%.4x\n", devno,
+ link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1);
+ DEBUG(2, "<- reader_config (succ)\n");
+
+ return;
+
+cs_failed:
+ cs_error(handle, fail_fn, fail_rc);
+cs_release:
+ reader_release((u_long)link);
+ link->state &= ~DEV_CONFIG_PENDING;
+ DEBUG(2, "<- reader_config (failure)\n");
+}
+
+static int reader_event(event_t event, int priority,
+ event_callback_args_t *args)
+{
+ dev_link_t *link;
+ reader_dev_t *dev;
+ int devno;
+
+ DEBUG(3,"-> reader_event\n");
+ link = args->client_data;
+ dev = link->priv;
+ for (devno = 0; devno < CM_MAX_DEV; devno++) {
+ if (dev_table[devno]==link)
+ break;
+ }
+ if (devno == CM_MAX_DEV)
+ return CS_BAD_ADAPTER;
+
+ switch (event) {
+ case CS_EVENT_CARD_INSERTION:
+ DEBUG(5, "CS_EVENT_CARD_INSERTION\n");
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ reader_config(link,devno);
+ break;
+ case CS_EVENT_CARD_REMOVAL:
+ DEBUG(5, "CS_EVENT_CARD_REMOVAL\n");
+ link->state &= ~DEV_PRESENT;
+ break;
+ case CS_EVENT_PM_SUSPEND:
+ DEBUG(5, "CS_EVENT_PM_SUSPEND "
+ "(fall-through to CS_EVENT_RESET_PHYSICAL)\n");
+ link->state |= DEV_SUSPEND;
+
+ case CS_EVENT_RESET_PHYSICAL:
+ DEBUG(5, "CS_EVENT_RESET_PHYSICAL\n");
+ if (link->state & DEV_CONFIG) {
+ DEBUG(5, "ReleaseConfiguration\n");
+ pcmcia_release_configuration(link->handle);
+ }
+ break;
+ case CS_EVENT_PM_RESUME:
+ DEBUG(5, "CS_EVENT_PM_RESUME "
+ "(fall-through to CS_EVENT_CARD_RESET)\n");
+ link->state &= ~DEV_SUSPEND;
+
+ case CS_EVENT_CARD_RESET:
+ DEBUG(5, "CS_EVENT_CARD_RESET\n");
+ if ((link->state & DEV_CONFIG)) {
+ DEBUG(5, "cmx: RequestConfiguration\n");
+ pcmcia_request_configuration(link->handle,
+ &link->conf);
+ }
+ break;
+ default:
+ DEBUG(5, "reader_event: unknown event %.2x\n", event);
+ break;
+ }
+ DEBUG(3, "<- reader_event\n");
+ return CS_SUCCESS;
+}
+
+static void reader_release(u_long arg)
+{
+ dev_link_t *link;
+ int rc;
+
+ DEBUG(3, "-> reader_release\n");
+ link = (dev_link_t *)arg;
+ cmx_reader_release(link->priv);
+ rc = pcmcia_release_configuration(link->handle);
+ if (rc != CS_SUCCESS)
+ DEBUG(5, "couldn't ReleaseConfiguration "
+ "reasoncode=%.2x\n", rc);
+ rc = pcmcia_release_io(link->handle, &link->io);
+ if (rc != CS_SUCCESS)
+ DEBUG(5, "couldn't ReleaseIO reasoncode=%.2x\n", rc);
+
+ DEBUG(3, "<- reader_release\n");
+}
+
+static dev_link_t *reader_attach(void)
+{
+ reader_dev_t *dev;
+ dev_link_t *link;
+ client_reg_t client_reg;
+ int i;
+
+ DEBUG(3, "reader_attach\n");
+ for (i=0; i < CM_MAX_DEV; i++) {
+ if (dev_table[i] == NULL)
+ break;
+ }
+
+ if (i == CM_MAX_DEV) {
+ printk(KERN_NOTICE "all devices in use\n");
+ return NULL;
+ }
+
+ DEBUG(5, "create reader device instance\n");
+ dev = kmalloc(sizeof(reader_dev_t), GFP_KERNEL);
+ if (dev == NULL)
+ return NULL;
+
+ memset(dev, 0, sizeof(reader_dev_t));
+ dev->timeout = CCID_DRIVER_MINIMUM_TIMEOUT;
+ dev->fTimerExpired = 0;
+
+ link = &dev->link;
+ link->priv = dev;
+
+ link->conf.IntType = INT_MEMORY_AND_IO;
+ dev_table[i] = link;
+
+
+ DEBUG(5, "Register with Card Services\n");
+ client_reg.dev_info = &dev_info;
+ client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;
+ client_reg.EventMask=
+ CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |
+ CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |
+ CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;
+ client_reg.Version = 0x0210;
+ client_reg.event_callback_args.client_data = link;
+ i = pcmcia_register_client(&link->handle, &client_reg);
+ if (i) {
+ cs_error(link->handle, RegisterClient, i);
+ reader_detach(link);
+ return NULL;
+ }
+ init_waitqueue_head(&dev->devq);
+ init_waitqueue_head(&dev->poll_wait);
+ init_waitqueue_head(&dev->read_wait);
+ init_waitqueue_head(&dev->write_wait);
+ init_timer(&cmx_poll_timer);
+ cmx_poll_timer.function = &cmx_do_poll;
+
+ return link;
+}
+
+static void reader_detach_by_devno(int devno,dev_link_t *link)
+{
+ reader_dev_t *dev=link->priv;
+
+ DEBUG(3, "-> detach_by_devno(devno=%d)\n", devno);
+ if (link->state & DEV_CONFIG) {
+ DEBUG(5, "device still configured (try to release it)\n");
+ reader_release((u_long)link);
+ }
+
+ pcmcia_deregister_client(link->handle);
+ dev_table[devno] = NULL;
+ DEBUG(5, "freeing dev=%p\n", dev);
+ kfree(dev);
+ DEBUG(3, "<- detach_by-devno\n");
+ return;
+}
+
+static void reader_detach(dev_link_t *link)
+{
+ int i;
+ DEBUG(3, "-> reader_detach(link=%p\n", link);
+ /* find device */
+ for(i=0; i < CM_MAX_DEV; i++) {
+ if (dev_table[i] == link)
+ break;
+ }
+ if (i == CM_MAX_DEV) {
+ printk(KERN_WARNING MODULE_NAME
+ ": detach for unkown device aborted\n");
+ return;
+ }
+ reader_detach_by_devno(i, link);
+ DEBUG(3, "<- reader_detach\n");
+ return;
+}
+
+static struct file_operations reader_fops = {
+ .owner = THIS_MODULE,
+ .llseek = cmx_llseek,
+ .read = cmx_read,
+ .write = cmx_write,
+ .ioctl = cmx_ioctl,
+ .open = cmx_open,
+ .release = cmx_close,
+ .poll = cmx_poll,
+};
+
+static struct pcmcia_device_id cm4040_ids[] = {
+ PCMCIA_DEVICE_MANF_CARD(0x0223, 0x0200),
+ PCMCIA_DEVICE_PROD_ID12("OMNIKEY", "CardMan 4040",
+ 0xE32CDD8C, 0x8F23318B),
+ PCMCIA_DEVICE_NULL,
+};
+MODULE_DEVICE_TABLE(pcmcia, cm4040_ids);
+
+static struct pcmcia_driver reader_driver = {
+ .owner = THIS_MODULE,
+ .drv = {
+ .name = "cm4040_cs",
+ },
+ .attach = reader_attach,
+ .detach = reader_detach,
+ .event = reader_event,
+ .id_table = cm4040_ids,
+};
+
+static int __init cmx_init(void)
+{
+ printk(KERN_INFO "%s\n", version);
+ pcmcia_register_driver(&reader_driver);
+ major = register_chrdev(0, DEVICE_NAME, &reader_fops);
+ if (major < 0) {
+ printk(KERN_WARNING MODULE_NAME
+ ": could not get major number\n");
+ return -1;
+ }
+ return 0;
+}
+
+static void __exit cmx_exit(void)
+{
+ int i;
+
+ printk(KERN_INFO MODULE_NAME ": unloading\n");
+ pcmcia_unregister_driver(&reader_driver);
+ for (i=0; i < CM_MAX_DEV; i++) {
+ if (dev_table[i])
+ reader_detach_by_devno(i, dev_table[i]);
+ }
+ unregister_chrdev(major, DEVICE_NAME);
+}
+
+module_init(cmx_init);
+module_exit(cmx_exit);
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/drivers/char/pcmcia/cm4040_cs.h b/drivers/char/pcmcia/cm4040_cs.h
new file mode 100644
--- /dev/null
+++ b/drivers/char/pcmcia/cm4040_cs.h
@@ -0,0 +1,52 @@
+#ifndef _CM4040_H_
+#define _CM4040_H_
+
+#define CM_MAX_DEV 4
+
+#define CM_IOC_MAGIC 'c'
+#define CM_IOC_MAXNR 255
+
+#define CM_IOSDBGLVL _IOW(CM_IOC_MAGIC, 250, int*)
+
+#define DEVICE_NAME "cmx"
+#define MODULE_NAME "cm4040_cs"
+
+#define REG_OFFSET_BULK_OUT 0
+#define REG_OFFSET_BULK_IN 0
+#define REG_OFFSET_BUFFER_STATUS 1
+#define REG_OFFSET_SYNC_CONTROL 2
+
+#define BSR_BULK_IN_FULL 0x02
+#define BSR_BULK_OUT_FULL 0x01
+
+#define SCR_HOST_TO_READER_START 0x80
+#define SCR_ABORT 0x40
+#define SCR_EN_NOTIFY 0x20
+#define SCR_ACK_NOTIFY 0x10
+#define SCR_READER_TO_HOST_DONE 0x08
+#define SCR_HOST_TO_READER_DONE 0x04
+#define SCR_PULSE_INTERRUPT 0x02
+#define SCR_POWER_DOWN 0x01
+
+
+#define CMD_PC_TO_RDR_ICCPOWERON 0x62
+#define CMD_PC_TO_RDR_GETSLOTSTATUS 0x65
+#define CMD_PC_TO_RDR_ICCPOWEROFF 0x63
+#define CMD_PC_TO_RDR_SECURE 0x69
+#define CMD_PC_TO_RDR_GETPARAMETERS 0x6C
+#define CMD_PC_TO_RDR_RESETPARAMETERS 0x6D
+#define CMD_PC_TO_RDR_SETPARAMETERS 0x61
+#define CMD_PC_TO_RDR_XFRBLOCK 0x6F
+#define CMD_PC_TO_RDR_ESCAPE 0x6B
+#define CMD_PC_TO_RDR_ICCCLOCK 0x6E
+#define CMD_PC_TO_RDR_TEST_SECURE 0x74
+#define CMD_PC_TO_RDR_OK_SECURE 0x89
+
+
+#define CMD_RDR_TO_PC_SLOTSTATUS 0x81
+#define CMD_RDR_TO_PC_DATABLOCK 0x80
+#define CMD_RDR_TO_PC_PARAMETERS 0x82
+#define CMD_RDR_TO_PC_ESCAPE 0x83
+#define CMD_RDR_TO_PC_OK_SECURE 0x89
+
+#endif /* _CM4040_H_ */[unhandled content-type:application/pgp-signature]
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