usbstruct.h

#ifndef _USBSTRUCT_H_
#define _USBSTRUCT_H_


#include "type.h"


typedef struct {
        U8      bmRequestType;                  
        U8      bRequest;                               
        U16     wValue;                                 
        U16     wIndex;                                 
        U16     wLength;                                
} TSetupPacket;


#define REQTYPE_GET_DIR(x)              (((x)>>7)&0x01)
#define REQTYPE_GET_TYPE(x)             (((x)>>5)&0x03)
#define REQTYPE_GET_RECIP(x)    ((x)&0x1F)

#define REQTYPE_DIR_TO_DEVICE   0
#define REQTYPE_DIR_TO_HOST             1

#define REQTYPE_TYPE_STANDARD   0
#define REQTYPE_TYPE_CLASS              1
#define REQTYPE_TYPE_VENDOR             2
#define REQTYPE_TYPE_RESERVED   3

#define REQTYPE_RECIP_DEVICE    0
#define REQTYPE_RECIP_INTERFACE 1
#define REQTYPE_RECIP_ENDPOINT  2
#define REQTYPE_RECIP_OTHER             3

/* standard requests */
#define REQ_GET_STATUS                  0x00
#define REQ_CLEAR_FEATURE               0x01
#define REQ_SET_FEATURE                 0x03
#define REQ_SET_ADDRESS                 0x05
#define REQ_GET_DESCRIPTOR              0x06
#define REQ_SET_DESCRIPTOR              0x07
#define REQ_GET_CONFIGURATION   0x08
#define REQ_SET_CONFIGURATION   0x09
#define REQ_GET_INTERFACE               0x0A
#define REQ_SET_INTERFACE               0x0B
#define REQ_SYNCH_FRAME                 0x0C

/* class requests HID */
#define HID_GET_REPORT                  0x01
#define HID_GET_IDLE                    0x02
#define HID_GET_PROTOCOL                0x03
#define HID_SET_REPORT                  0x09
#define HID_SET_IDLE                    0x0A
#define HID_SET_PROTOCOL                0x0B

/* feature selectors */
#define FEA_ENDPOINT_HALT               0x00
#define FEA_REMOTE_WAKEUP               0x01
#define FEA_TEST_MODE                   0x02

/*
        USB descriptors
*/

typedef struct {
        U8      bLength;                        
        U8      bDescriptorType;        
} TUSBDescHeader;

#define DESC_DEVICE                             1
#define DESC_CONFIGURATION              2
#define DESC_STRING                             3
#define DESC_INTERFACE                  4
#define DESC_ENDPOINT                   5
#define DESC_DEVICE_QUALIFIER   6
#define DESC_OTHER_SPEED                7
#define DESC_INTERFACE_POWER    8

#define DESC_HID_HID                    0x21
#define DESC_HID_REPORT                 0x22
#define DESC_HID_PHYSICAL               0x23

#define GET_DESC_TYPE(x)                (((x)>>8)&0xFF)
#define GET_DESC_INDEX(x)               ((x)&0xFF)

#endif /* _USBSTRUCT_H_ */

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