//-----------------------------------------------------------------------------
// Jonathan Westhues, Mar 2006
// Edits by Gerhard de Koning Gans, Sep 2007
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Definitions for all the types of commands that may be sent over USB; our
// own protocol.
//-----------------------------------------------------------------------------

#ifndef __USB_CMD_H
#define __USB_CMD_H
#ifdef _MSC_VER
typedef DWORD uint32_t;
typedef BYTE uint8_t;
#define PACKED
// stuff
#else
#include <stdint.h>
#include <stdbool.h>
#define PACKED __attribute__((packed))
#endif

typedef struct {
	uint32_t	cmd;
	uint32_t	arg[3];
	union {
		uint8_t		asBytes[48];
		uint32_t	asDwords[12];
	} d;
} PACKED UsbCommand;

// For the bootloader
#define CMD_DEVICE_INFO					0x0000
#define CMD_SETUP_WRITE					0x0001
#define CMD_FINISH_WRITE				0x0003
#define CMD_HARDWARE_RESET				0x0004
#define CMD_START_FLASH					0x0005
#define CMD_NACK					0x00fe
#define CMD_ACK						0x00ff

// For general mucking around
#define CMD_DEBUG_PRINT_STRING				0x0100
#define CMD_DEBUG_PRINT_INTEGERS			0x0101
#define CMD_DEBUG_PRINT_BYTES				0x0102
#define CMD_LCD_RESET					0x0103
#define CMD_LCD						0x0104
#define CMD_BUFF_CLEAR					0x0105
#define CMD_READ_MEM					0x0106
#define CMD_VERSION					0x0107

// For low-frequency tags
#define CMD_READ_TI_TYPE				0x0202
#define CMD_WRITE_TI_TYPE				0x0203
#define CMD_DOWNLOADED_RAW_BITS_TI_TYPE			0x0204
#define CMD_ACQUIRE_RAW_ADC_SAMPLES_125K		0x0205
#define CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K	0x0206
#define CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K		0x0207
#define CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K		0x0208
#define CMD_DOWNLOADED_SIM_SAMPLES_125K			0x0209
#define CMD_SIMULATE_TAG_125K				0x020A
#define CMD_HID_DEMOD_FSK				0x020B
#define CMD_HID_SIM_TAG					0x020C
#define CMD_SET_LF_DIVISOR				0x020D
#define CMD_LF_SIMULATE_BIDIR				0x020E
#define CMD_SET_ADC_MUX					0x020F
/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */

// For the 13.56 MHz tags
#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693		0x0300
#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443		0x0301
#define CMD_READ_SRI512_TAG				0x0303
#define CMD_READ_SRIX4K_TAG				0x0304
#define CMD_READER_ISO_15693				0x0310
#define CMD_SIMTAG_ISO_15693				0x0311
#define CMD_SIMULATE_TAG_HF_LISTEN			0x0380
#define CMD_SIMULATE_TAG_ISO_14443			0x0381
#define CMD_SNOOP_ISO_14443				0x0382
#define CMD_SNOOP_ISO_14443a				0x0383
#define CMD_SIMULATE_TAG_ISO_14443a			0x0384
#define CMD_READER_ISO_14443a				0x0385
#define CMD_SIMULATE_MIFARE_CARD			0x0386
#define CMD_SIMULATE_TAG_LEGIC_RF			0x0387
#define CMD_READER_LEGIC_RF				0x0388
#define CMD_READER_MIFARE				0x0389

// For measurements of the antenna tuning
#define CMD_MEASURE_ANTENNA_TUNING			0x0400
#define CMD_MEASURE_ANTENNA_TUNING_HF			0x0401
#define CMD_MEASURED_ANTENNA_TUNING			0x0410
#define CMD_LISTEN_READER_FIELD				0x0420

// For direct FPGA control
#define CMD_FPGA_MAJOR_MODE_OFF				0x0500

#define CMD_UNKNOWN					0xFFFF

// CMD_DEVICE_INFO response packet has flags in arg[0], flag definitions:
/* Whether a bootloader that understands the common_area is present */
#define DEVICE_INFO_FLAG_BOOTROM_PRESENT         	(1<<0)

/* Whether a osimage that understands the common_area is present */
#define DEVICE_INFO_FLAG_OSIMAGE_PRESENT         	(1<<1)

/* Set if the bootloader is currently executing */
#define DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM    	(1<<2)

/* Set if the OS is currently executing */
#define DEVICE_INFO_FLAG_CURRENT_MODE_OS         	(1<<3)

/* Set if this device understands the extend start flash command */
#define DEVICE_INFO_FLAG_UNDERSTANDS_START_FLASH 	(1<<4)

/* CMD_START_FLASH may have three arguments: start of area to flash,
   end of area to flash, optional magic.
   The bootrom will not allow to overwrite itself unless this magic
   is given as third parameter */

#define START_FLASH_MAGIC 0x54494f44 // 'DOIT'

#endif