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#ifndef _OPENPCD_PROTO_H
#define _OPENPCD_PROTO_H
/* This header file describes the USB protocol of the OpenPCD RFID reader */
#include <sys/types.h>
struct openpcd_hdr {
u_int8_t cmd; /* command */
u_int8_t flags;
u_int8_t reg; /* register */
u_int8_t val; /* value (in case of write *) */
u_int16_t len;
u_int16_t res;
u_int8_t data[0];
} __attribute__ ((packed));
#define OPENPCD_CMD_WRITE_REG 0x01
#define OPENPCD_CMD_WRITE_FIFO 0x02
#define OPENPCD_CMD_WRITE_VFIFO 0x03
#define OPENPCD_CMD_REG_BITS_CLEAR 0x04
#define OPENPCD_CMD_REG_BITS_SET 0x05
#define OPENPCD_CMD_READ_REG 0x11
#define OPENPCD_CMD_READ_FIFO 0x12
#define OPENPCD_CMD_READ_VFIFO 0x13
#define OPENPCD_CMD_DUMP_REGS 0x14
#define OPENPCD_CMD_SET_LED 0x21
#define OPENPCD_CMD_IRQ 0x40 /* IRQ reported by RC632 */
#define OPENPCD_VENDOR_ID 0x2342
#define OPENPCD_PRODUCT_ID 0x0001
#define OPENPCD_OUT_EP 0x01
#define OPENPCD_IN_EP 0x82
#define OPENPCD_IRQ_EP 0x83
#endif
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