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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 
15 typedef 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 
33 typedef 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