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git-svn-id: https://svn.openpcd.org:2342/trunk@191 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

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diff --git a/firmware/include/librfid/rfid_layer2_iso14443a.h b/firmware/include/librfid/rfid_layer2_iso14443a.h
new file mode 100644
index 0000000..e1ecd36
--- /dev/null
+++ b/firmware/include/librfid/rfid_layer2_iso14443a.h
@@ -0,0 +1,87 @@
+#ifndef _RFID_ISO14443A_H
+#define _RFID_ISO14443A_H
+
+
+enum rfid_14443a_opt {
+	RFID_OPT_14443A_SPEED_RX	= 0x00000001,
+	RFID_OPT_14443A_SPEED_TX	= 0x00000002,
+};
+
+enum rfid_14443_opt_speed {
+	RFID_14443A_SPEED_106K	= 0x01,
+	RFID_14443A_SPEED_212K	= 0x02,
+	RFID_14443A_SPEED_424K  = 0x04,
+	RFID_14443A_SPEED_848K  = 0x08,
+};
+
+#include <sys/types.h>
+
+/* protocol definitions */
+
+/* ISO 14443-3, Chapter 6.3.1 */
+enum iso14443a_sf_cmd {
+	ISO14443A_SF_CMD_REQA		= 0x26,
+	ISO14443A_SF_CMD_WUPA		= 0x52,
+	ISO14443A_SF_CMD_OPT_TIMESLOT	= 0x35,		/* Annex C */
+	/* 40 to 4f and 78 to 7f: proprietary */
+};
+
+struct iso14443a_atqa {
+	u_int8_t bf_anticol:5,
+		 rfu1:1,
+		 uid_size:2;
+	u_int8_t proprietary:4,
+		 rfu2:4;
+} __attribute__ ((packed));
+
+#define ISO14443A_HLTA		0x5000
+
+/* ISO 14443-3, Chapter 6.3.2 */
+struct iso14443a_anticol_cmd {
+	unsigned char		sel_code;
+	unsigned char		nvb;
+	unsigned char		uid_bits[5];
+} __attribute__ ((packed));
+
+enum iso14443a_anticol_sel_code {
+	ISO14443A_AC_SEL_CODE_CL1	= 0x93,
+	ISO14443A_AC_SEL_CODE_CL2	= 0x95,
+	ISO14443A_AC_SEL_CODE_CL3	= 0x97,
+};
+
+#define ISO14443A_BITOFCOL_NONE         0xffffffff
+
+struct iso14443a_handle {
+	unsigned int state;
+	unsigned int level;
+	unsigned int tcl_capable;
+};
+
+enum iso14443a_level {
+	ISO14443A_LEVEL_NONE,
+	ISO14443A_LEVEL_CL1,
+	ISO14443A_LEVEL_CL2,
+	ISO14443A_LEVEL_CL3,
+};
+
+enum iso14443a_state {
+	ISO14443A_STATE_ERROR,
+	ISO14443A_STATE_NONE,
+	ISO14443A_STATE_REQA_SENT,
+	ISO14443A_STATE_ATQA_RCVD,
+	ISO14443A_STATE_NO_BITFRAME_ANTICOL,
+	ISO14443A_STATE_ANTICOL_RUNNING,
+	ISO14443A_STATE_SELECTED,
+};
+
+/* Section 6.1.2 values in usec, rounded up to next usec */
+#define ISO14443A_FDT_ANTICOL_LAST1	92	/* 1236 / fc = 91.15 usec */
+#define ISO14443A_FDT_ANTICOL_LAST0	87	/* 1172 / fc = 86.43 usec */
+
+#define ISO14443_CARRIER_FREQ	13560000
+#define ISO14443A_FDT_OTHER_LAST1(n)	(((n*128+84)*1000000)/ISO14443_CARRIER_FREQ)
+
+#include <librfid/rfid_layer2.h>
+struct rfid_layer2 rfid_layer2_iso14443a;
+
+#endif /* _ISO14443A_H */