LXR linux/include/uapi/linux/cm4000

   1#ifndef _UAPI_CM4000_H_
   2#define _UAPI_CM4000_H_
   3
   4#include <linux/types.h>
   5#include <linux/ioctl.h>
   6
   7#define MAX_ATR                 33
   8
   9#define CM4000_MAX_DEV          4
  10
  11/* those two structures are passed via ioctl() from/to userspace.  They are
  12 * used by existing userspace programs, so I kepth the awkward "bIFSD" naming
  13 * not to break compilation of userspace apps. -HW */
  14
  15typedef struct atreq {
  16        __s32 atr_len;
  17        unsigned char atr[64];
  18        __s32 power_act;
  19        unsigned char bIFSD;
  20        unsigned char bIFSC;
  21} atreq_t;
  22
  23
  24/* what is particularly stupid in the original driver is the arch-dependent
  25 * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace
  26 * will lay out the structure members differently than the 64bit kernel.
  27 *
  28 * I've changed "ptsreq.protocol" from "unsigned long" to "__u32".
  29 * On 32bit this will make no difference.  With 64bit kernels, it will make
  30 * 32bit apps work, too.
  31 */
  32
  33typedef struct ptsreq {
  34        __u32 protocol; /*T=0: 2^0, T=1:  2^1*/
  35        unsigned char flags;
  36        unsigned char pts1;
  37        unsigned char pts2;
  38        unsigned char pts3;
  39} ptsreq_t;
  40
  41#define CM_IOC_MAGIC            'c'
  42#define CM_IOC_MAXNR            255
  43
  44#define CM_IOCGSTATUS           _IOR (CM_IOC_MAGIC, 0, unsigned char *)
  45#define CM_IOCGATR              _IOWR(CM_IOC_MAGIC, 1, atreq_t *)
  46#define CM_IOCSPTS              _IOW (CM_IOC_MAGIC, 2, ptsreq_t *)
  47#define CM_IOCSRDR              _IO  (CM_IOC_MAGIC, 3)
  48#define CM_IOCARDOFF            _IO  (CM_IOC_MAGIC, 4)
  49
  50#define CM_IOSDBGLVL            _IOW(CM_IOC_MAGIC, 250, int*)
  51
  52/* card and device states */
  53#define CM_CARD_INSERTED                0x01
  54#define CM_CARD_POWERED                 0x02
  55#define CM_ATR_PRESENT                  0x04
  56#define CM_ATR_VALID                    0x08
  57#define CM_STATE_VALID                  0x0f
  58/* extra info only from CM4000 */
  59#define CM_NO_READER                    0x10
  60#define CM_BAD_CARD                     0x20
  61
  62
  63#endif /* _UAPI_CM4000_H_ */
  64