diff options
Diffstat (limited to 'include/uapi/linux/cm4000_cs.h')
| -rw-r--r-- | include/uapi/linux/cm4000_cs.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/uapi/linux/cm4000_cs.h b/include/uapi/linux/cm4000_cs.h new file mode 100644 index 00000000000..bc51f77db91 --- /dev/null +++ b/include/uapi/linux/cm4000_cs.h @@ -0,0 +1,62 @@ +#ifndef _UAPI_CM4000_H_ +#define _UAPI_CM4000_H_ + +#include <linux/types.h> + +#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 { + __s32 atr_len; + unsigned char atr[64]; + __s32 power_act; + unsigned char bIFSD; + unsigned char bIFSC; +} atreq_t; + + +/* what is particularly stupid in the original driver is the arch-dependent + * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace + * will lay out the structure members differently than the 64bit kernel. + * + * I've changed "ptsreq.protocol" from "unsigned long" to "__u32". + * On 32bit this will make no difference. With 64bit kernels, it will make + * 32bit apps work, too. + */ + +typedef struct ptsreq { + __u32 protocol; /*T=0: 2^0, T=1: 2^1*/ + 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 + + +#endif /* _UAPI_CM4000_H_ */ |