Eric Lee / smarc-fsl-linux-kernel

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include/linux/cm4000_cs.h 1.78 KB
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c1986ee9b   Harald Welte   [PATCH] New Omnik... 
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  #ifndef	_CM4000_H_
  #define	_CM4000_H_
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  #include <linux/types.h>
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  #define	MAX_ATR			33
  
  #define	CM4000_MAX_DEV		4
  
  /* those two structures are passed via ioctl() from/to userspace.  They are
   * used by existing userspace programs, so I kepth the awkward "bIFSD" naming
   * not to break compilation of userspace apps. -HW */
  
  typedef struct atreq {
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  	__s32 atr_len;
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  	unsigned char atr[64];
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  	__s32 power_act;
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  	unsigned char bIFSD;
  	unsigned char bIFSC;
  } atreq_t;
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  /* what is particularly stupid in the original driver is the arch-dependent
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   * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace
   * will lay out the structure members differently than the 64bit kernel.
   *
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   * I've changed "ptsreq.protocol" from "unsigned long" to "__u32".
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   * On 32bit this will make no difference.  With 64bit kernels, it will make
   * 32bit apps work, too.
   */
  
  typedef struct ptsreq {
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  	__u32 protocol; /*T=0: 2^0, T=1:  2^1*/
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   	unsigned char flags;
   	unsigned char pts1;
   	unsigned char pts2;
  	unsigned char pts3;
  } ptsreq_t;
  
  #define	CM_IOC_MAGIC		'c'
  #define	CM_IOC_MAXNR	        255
  
  #define	CM_IOCGSTATUS		_IOR (CM_IOC_MAGIC, 0, unsigned char *)
  #define	CM_IOCGATR		_IOWR(CM_IOC_MAGIC, 1, atreq_t *)
  #define	CM_IOCSPTS		_IOW (CM_IOC_MAGIC, 2, ptsreq_t *)
  #define	CM_IOCSRDR		_IO  (CM_IOC_MAGIC, 3)
  #define CM_IOCARDOFF            _IO  (CM_IOC_MAGIC, 4)
  
  #define CM_IOSDBGLVL            _IOW(CM_IOC_MAGIC, 250, int*)
  
  /* card and device states */
  #define	CM_CARD_INSERTED		0x01
  #define	CM_CARD_POWERED			0x02
  #define	CM_ATR_PRESENT			0x04
  #define	CM_ATR_VALID	 		0x08
  #define	CM_STATE_VALID			0x0f
  /* extra info only from CM4000 */
  #define	CM_NO_READER			0x10
  #define	CM_BAD_CARD			0x20
  
  
  #ifdef __KERNEL__
  
  #define	DEVICE_NAME		"cmm"
  #define	MODULE_NAME		"cm4000_cs"
  
  #endif	/* __KERNEL__ */
  #endif	/* _CM4000_H_ */