linux/include/linux/cm4000_cs.h
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   1#ifndef _CM4000_H_
   2#define _CM4000_H_
   3
   4#include <linux/types.h>
   5
   6#define MAX_ATR                 33
   7
   8#define CM4000_MAX_DEV          4
   9
  10/* those two structures are passed via ioctl() from/to userspace.  They are
  11 * used by existing userspace programs, so I kepth the awkward "bIFSD" naming
  12 * not to break compilation of userspace apps. -HW */
  13
  14typedef struct atreq {
  15        __s32 atr_len;
  16        unsigned char atr[64];
  17        __s32 power_act;
  18        unsigned char bIFSD;
  19        unsigned char bIFSC;
  20} atreq_t;
  21
  22
  23/* what is particularly stupid in the original driver is the arch-dependent
  24 * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace
  25 * will lay out the structure members differently than the 64bit kernel.
  26 *
  27 * I've changed "ptsreq.protocol" from "unsigned long" to "__u32".
  28 * On 32bit this will make no difference.  With 64bit kernels, it will make
  29 * 32bit apps work, too.
  30 */
  31
  32typedef struct ptsreq {
  33        __u32 protocol; /*T=0: 2^0, T=1:  2^1*/
  34        unsigned char flags;
  35        unsigned char pts1;
  36        unsigned char pts2;
  37        unsigned char pts3;
  38} ptsreq_t;
  39
  40#define CM_IOC_MAGIC            'c'
  41#define CM_IOC_MAXNR            255
  42
  43#define CM_IOCGSTATUS           _IOR (CM_IOC_MAGIC, 0, unsigned char *)
  44#define CM_IOCGATR              _IOWR(CM_IOC_MAGIC, 1, atreq_t *)
  45#define CM_IOCSPTS              _IOW (CM_IOC_MAGIC, 2, ptsreq_t *)
  46#define CM_IOCSRDR              _IO  (CM_IOC_MAGIC, 3)
  47#define CM_IOCARDOFF            _IO  (CM_IOC_MAGIC, 4)
  48
  49#define CM_IOSDBGLVL            _IOW(CM_IOC_MAGIC, 250, int*)
  50
  51/* card and device states */
  52#define CM_CARD_INSERTED                0x01
  53#define CM_CARD_POWERED                 0x02
  54#define CM_ATR_PRESENT                  0x04
  55#define CM_ATR_VALID                    0x08
  56#define CM_STATE_VALID                  0x0f
  57/* extra info only from CM4000 */
  58#define CM_NO_READER                    0x10
  59#define CM_BAD_CARD                     0x20
  60
  61
  62#ifdef __KERNEL__
  63
  64#define DEVICE_NAME             "cmm"
  65#define MODULE_NAME             "cm4000_cs"
  66
  67#endif  /* __KERNEL__ */
  68#endif  /* _CM4000_H_ */
  69
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