#ifndef USBHID_INTERFACE_H_
#define USBHID_INTERFACE_H_

#define TASK_REPORT_STACK_SIZE				(512/sizeof(portSTACK_TYPE))
#define TASK_REPORT_PRIORITY				( ( UBaseType_t ) 1U )

#define MIN_REPORT_RATE			(10) // Delay between reports in millisec. Maximum rate = 1/.01 = 100Hz
#define DEFAULT_HID_WAIT_TIME	50	// Clock to the RTT is about 10kHz. This is roughly 5ms

typedef enum hid_errors {
	Hid_Success = 0,
	Hid_Invalid_Arg = 1,
	Hid_Unsupported = 2,
	Hid_Unknown_Error = 3,
	Hid_Busy_Error = 4,
	Hid_Timeout_Error = 6
} Hid_Error_T;

// HID Feature Report codes for PC->HMD requests
#define HID_CODE_FOR_SW_VER						('*') //0x2a
#define HID_CODE_FOR_SERIAL_NUM                 ('%') //0x25
#define HID_CODE_FOR_HMD_SERIAL_NUM             ('&') //0x26
#define HID_CODE_FOR_TRACKING_SERIAL    		('~') //0x7e
#define HID_CODE_FOR_USAGE_TIMER_GET    		('Z') //0x5a
#define HID_CODE_FOR_USAGE_TIMER_SET    		('z') //0x7a
#define HID_CODE_FOR_STEREO						('S') //0x53
#define HID_CODE_FOR_GAIN						('G') //0x47
#define HID_CODE_FOR_FRAC_GAIN                  ('g') //0x67
#define HID_CODE_FOR_FAN						('F') //0x46
#define HID_CODE_FOR_FAN_DEFERRED               ('f') //0x66
#define HID_CODE_FOR_RATE                    	('R') //0x52
#define HID_CODE_FOR_OLED_FLIP                  ('P') //0x50
#define HID_CODE_FOR_OLED_BRIGHNTESS   		 	('I') //0x49
#define HID_CODE_FOR_OLED_ID                    ('^') //0x5e
#define HID_CODE_FOR_BOOTLOADER                 ('B') //0x42
#define HID_CODE_FOR_RESET						('C') //0x43
#define HID_CODE_FOR_READ_SIG                   ('U') //0x55
#define HID_CODE_FOR_RGB_LED                    ('L') //0x4c
#define HID_CODE_FOR_WRITE_SIG                  ('W') //0x57
#define HID_CODE_FOR_SAVE_SIG                   ('V') //0x56
#define HID_CODE_FOR_PROX_SETTINGS              ('M') //0x4d
#define HID_CODE_FOR_CHECK_VXR_CONNECTION       ('X') //0x58
#define HID_CODE_FOR_VXR_CHECKSUM               ('K') //0x4b
#define HID_CODE_FOR_VXR_TAGS                   ('T') //0x54
#define HID_CODE_FOR_VXR_DELETE                 ('D') //0x44
#define HID_CODE_FOR_VXR_PROGRAM                ('A') //0x41
#define HID_CODE_FOR_VXR_RESET                  ('Y') //0x59
#define HID_CODE_FOR_VXR_FWNAME                 ('N') //0x4e
#define HID_CODE_FOR_HW_TEST                    ('J') //0x4a
#define HID_CODE_FOR_FATP_MODE                  ('@') //0x40
#define HID_CODE_FOR_OLED_COMMAND               ('o') //0x6f
#define HID_CODE_FOR_EDID_SWITCH                ('d') //0x64
#define HID_CODE_FOR_PROX_DISABLE               ('p') //0x70
#define HID_CODE_FOR_PROX_ENABLE                ('[') //0x5b
#define HID_CODE_FOR_COLORBARPATTERN    		('=') //0x3d
#define HID_CODE_FOR_STACK_LEVELS               ('s') //0x73
#define HID_CODE_FOR_OLED_POWER_DISABLE 		('-') //0x2d
#define HID_CODE_FOR_OLED_POWER_ENABLE  		('+') //0x2b
#define HID_CODE_FOR_FPGA_COMMANDS              ('e') //0x65
#define HID_CODE_FOR_VXR_1V_RAIL				('1') //0x31
#define HID_CODE_FOR_PROX_USER_TRIM				('t') //0x74

/* Debugging tools. Triggers a crash
 * for testing out the crash handler.
 */
 #define HID_CODE_FOR_HARDFAULT                  (',') //0x2c
 #define HID_CODE_FOR_UNUSED_IRQ                 ('.') //0x2e
 #define HID_CODE_FOR_STACK_OVERFLOW             ('>') //0x3e

#define HID_SIG_XFER_LENGTH			(32u) // Writes/Reads 32 bytes of the signature region per transfer
#define VXR_CHECKSUM_LENGTH			(4u) // Checksum is always a 4-byte / 32-bit value

// HID Feature Report codes for HMD->PC feedback
#define HID_CODE_FOR_DATA_REPLY					('#') //0x23
#define HID_CODE_FOR_SW_VER_REPLY			HID_CODE_FOR_SW_VER
#define HID_CODE_FOR_SERIAL_NUM_REPLY		HID_CODE_FOR_SERIAL_NUM
#define HID_CODE_FOR_HMD_SERIAL_REPLY		HID_CODE_FOR_HMD_SERIAL_NUM
#define HID_CODE_FOR_TRACKING_SERIAL_REPLY	HID_CODE_FOR_TRACKING_SERIAL
#define HID_CODE_FOR_USAGE_TIMER_REPLY		HID_CODE_FOR_USAGE_TIMER_GET
#define HID_CODE_FOR_SIG_REPLY				HID_CODE_FOR_READ_SIG
#define HID_CODE_FOR_VXR_CHECKSUM_REPLY		HID_CODE_FOR_VXR_CHECKSUM
#define HID_CODE_FOR_VXR_TAGS_REPLY			HID_CODE_FOR_VXR_TAGS
#define HID_CODE_FOR_VXR_FWNAME_REPLY		HID_CODE_FOR_VXR_FWNAME
#define HID_CODE_FOR_HW_TEST_REPLY			HID_CODE_FOR_HW_TEST
#define HID_CODE_FOR_OLED_ID_REPLY			HID_CODE_FOR_OLED_ID
#define HID_CODE_FOR_STACK_LEVELS_REPLY		HID_CODE_FOR_STACK_LEVELS
#define HID_CODE_FOR_TUNDRA_UART_REPLY			(';') //0x3b
#define HID_CODE_FOR_SUCCESS_REPLY				('$') //0x24
#define HID_CODE_FOR_ERROR_REPLY				('E') //0x45

// Task notification codes for the HID report reply
#define HID_REPORT_TASK_CODE_FOR_SW_VER				HID_CODE_FOR_SW_VER
#define HID_REPORT_TASK_CODE_FOR_SERIAL				HID_CODE_FOR_SERIAL_NUM
#define	HID_REPORT_TASK_CODE_FOR_HMD_SERIAL			HID_CODE_FOR_HMD_SERIAL_NUM
#define HID_REPORT_TASK_CODE_FOR_TRACKING_SERIAL	HID_CODE_FOR_TRACKING_SERIAL
#define HID_REPORT_TASK_CODE_FOR_USAGE_TIMER_GET	HID_CODE_FOR_USAGE_TIMER_GET
#define HID_REPORT_TASK_CODE_FOR_USAGE_TIMER_SET	HID_CODE_FOR_USAGE_TIMER_SET
#define HID_REPORT_TASK_CODE_FOR_BOOTLOADER			HID_CODE_FOR_BOOTLOADER
#define HID_REPORT_TASK_CODE_FOR_RESET				HID_CODE_FOR_RESET
#define HID_REPORT_TASK_CODE_FOR_OLED_ID			HID_CODE_FOR_OLED_ID
#define HID_REPORT_TASK_CODE_FOR_SIG				HID_CODE_FOR_READ_SIG
#define HID_REPORT_TASK_CODE_FOR_VXR_CHECKSUM		HID_CODE_FOR_VXR_CHECKSUM
#define HID_REPORT_TASK_CODE_FOR_VXR_TAGS			HID_CODE_FOR_VXR_TAGS
#define HID_REPORT_TASK_CODE_FOR_VXR_DELETE			HID_CODE_FOR_VXR_DELETE
#define HID_REPORT_TASK_CODE_FOR_VXR_PROGRAM		HID_CODE_FOR_VXR_PROGRAM
#define HID_REPORT_TASK_CODE_FOR_VXR_FWNAME			HID_CODE_FOR_VXR_FWNAME
#define HID_REPORT_TASK_CODE_FOR_HW_TEST			HID_CODE_FOR_HW_TEST
#define HID_REPORT_TASK_CODE_FOR_SUCCESS			HID_CODE_FOR_SUCCESS_REPLY
#define HID_REPORT_TASK_CODE_FOR_ERROR				HID_CODE_FOR_ERROR_REPLY
#define HID_REPORT_TASK_CODE_FOR_COLORBARPATTERN	HID_CODE_FOR_COLORBARPATTERN
#define HID_REPORT_TASK_CODE_FOR_STACK_LEVELS		HID_CODE_FOR_STACK_LEVELS
#define HID_REPORT_TASK_CODE_FOR_FPGA_COMMANDS		HID_CODE_FOR_FPGA_COMMANDS
#define HID_REPORT_TASK_CODE_FOR_TUNDRA_UART		HID_CODE_FOR_TUNDRA_UART_REPLY


void start_usbhid_task(void);
void send_code_to_hid_task(uint32_t code);
void send_code_to_hid_task_fromISR(uint32_t code);
void usbhid_set_feature(uint8_t* report);



#endif /* USBHID_INTERFACE_H_ */