?? hc_struct.h
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/****************************************************************************/
/* constants (1/2) */
/****************************************************************************/
/* bRequest */
// Table 9-4. Standard Request Codes
#define GET_STATUS 0
#define CLEAR_FEATURE 1
#define Reserved_for_future_use_2 2
#define SET_FEATURE 3
#define Reserved_for_future_use_4 4
#define SET_ADDRESS 5
#define GET_DESCRIPTOR 6
#define SET_DESCRIPTOR 7
#define GET_CONFIGURATION 8
#define SET_CONFIGURATION 9
#define GET_INTERFACE 10
#define SET_INTERFACE 11
#define SYNCH_FRAME 12
/*
* Standard Device Requests
* std_Dv_request_...(15:08) = Standard Device Requests; Sec 9.4, Table 9-3, page250
* std_Dv_request_...(07:00) = Standard Request Codes; Sec 9.4, Table 9-4, page251
*/
#define std_Dv_request_CLEAR_FEATURE_Dv 0x0001
#define std_Dv_request_CLEAR_FEATURE_If 0x0101
#define std_Dv_request_CLEAR_FEATURE_Ep 0x0201
#define std_Dv_request_GET_CONFIGURATION 0x8008
#define std_Dv_request_GET_DESCRIPTOR 0x8006
#define std_Dv_request_GET_INTERFACE 0x810A
#define std_Dv_request_GET_STATUS_Dv 0x8000
#define std_Dv_request_GET_STATUS_If 0x8100
#define std_Dv_request_GET_STATUS_Ep 0x8200
#define std_Dv_request_SET_ADDRESS 0x0005
#define std_Dv_request_SET_CONFIGURATION 0x0009
#define std_Dv_request_SET_DESCRIPTOR 0x0007
#define std_Dv_request_SET_FEATURE_Dv 0x0003
#define std_Dv_request_SET_FEATURE_If 0x0103
#define std_Dv_request_SET_FEATURE_Ep 0x0203
#define std_Dv_request_SET_INTERFACE 0x010B
#define std_Dv_request_SYNCH_FRAME 0x820C
/*
* Descriptor Types
* Sec 9.4, Table 9-5, page251
*/
#define descriptor_type_DEVICE 0x0100
#define descriptor_type_CONFIGURATION 0x0200
#define descriptor_type_STRING 0x0300
#define descriptor_type_INTERFACE 0x0400
#define descriptor_type_ENDPOINT 0x0500
#define descriptor_type_DEVICE_QUALIFIER 0x0600
#define descriptor_type_OTHER_SPEED_CONFIGURATION 0x0700
#define descriptor_type_INTERFACE_POWER 0x0800
/*
* Descriptor Type for OTG
* 6.4 "OTG Descriptor", in On-The-Go standard, page 49
*/
#define descriptor_type_OTG 0x0900
/****************************************************************************/
/* types */
/****************************************************************************/
typedef struct req {
unsigned char bmRequestType;
unsigned char bRequest;
unsigned short wValue;
unsigned short wIndex;
unsigned short wLength;
}
USB_Device_Request;
/*
* Standard USB Descriptor Definitions
* Sec 9.6, page 261
*/
typedef struct std_dev_desc { /* Sec9.6.1, Table 9-8, p262 */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned short bcdUSB;
unsigned char bDeviceClass;
unsigned char bDeviceSubClass;
unsigned char bDeviceProtocol;
unsigned char bMaxPacketSize0;
unsigned short idVendor;
unsigned short idProduct;
unsigned short bcdDevice;
unsigned char iManufacturer;
unsigned char iProduct;
unsigned char iSerialNumber;
unsigned char bNumConfigurations;
}
std_dev_descriptor;
typedef struct dev_qual_desc { /* Sec 9.6.2, Table 9-9, p264 */
/* This is for Hi-speed */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned short bcdUSB;
unsigned char bDeviceClass;
unsigned char bDeviceSubClass;
unsigned char bDeviceProtocol;
unsigned char bMaxPacketSize0;
unsigned char bNumConfigurations;
}
dev_qualifier_descriptor;
typedef struct std_conf_desc { /* Sec9.6.3, Table 9-10, p265 */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned short wTotalLength;
unsigned char bNumInterfaces;
unsigned char bConfigurationValue;
unsigned char iConfiguration;
unsigned char bmAttributes;
unsigned char bMaxPower;
}
std_conf_descriptor;
typedef struct std_if_desc { /* Sec9.6.5, Table 9-12, p268 */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned char bInterfaceNumber;
unsigned char bAlternateSetting;
unsigned char bNumEndpoints;
unsigned char bInterfaceClass;
unsigned char bInterfaceSubClass;
unsigned char bInterfaceProtocol;
unsigned char iInterface;
}
std_interface_descriptor;
typedef struct std_ep_desc { /* Sec9.6.6, Table 9-13, p269 */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned char bEndpointAddress;
unsigned char bmAttributes;
unsigned short wMaxPacketSize;
unsigned char bInterval;
}
std_endpoint_descriptor;
typedef struct std_str_desc { /* Sec9.6.7, Table 9-15, p273 */
unsigned char bLength;
unsigned char bDescriptorType;
unsigned short bString; // bString[ (254) >> 1 ];
}
std_string_descriptor;
//**************************************************************************
//Structure for Mass storage
//**************************************************************************
typedef struct
{
unsigned char dCBWSignature[4]; //the signature field shall contain the value 43425355
unsigned char dCBWTag[4]; //the device shall echo the contents of this field back to the host in the dCSWTag field of the associated CSW.
unsigned char dCBWDataTransferLength[4]; //the number of bytes of data that the host expects to transfer on the Bulk_in or Bulk_out endpoint during the execution of the command.
unsigned char bmCBWFlags; //bit 7 direction:0 data out;1 data in
//bit 6 obsolete.the host shall set this bit to zero.
//bit 5..0 reserved .the host shall set these bit to zero
unsigned char bCBWLUN; //zero
unsigned char bCBWCBLength; //the valid length of the CBWCB in bytes.
unsigned char CBWCB[16];
}sCBW,*pCBW;
typedef struct
{
unsigned char dCSWSignature[4]; //contain the value 53425355
unsigned char dCSWTag[4]; //same as the associated CBW
unsigned char dCSWDataResidue[4]; //the difference between the amount of data expected transfer and the actual amount of data processed.
unsigned char bCSWStatus; //indicates the success or failure of the command.00:command passed,01:command failed,02:phase error.
}sCSW,*pCSW;
/*-------------------------------------------------------------------------
* Structure for USB HUB
*------------------------------------------------------------------------*/
// Hub Standard Descriptor
typedef struct hub_d_param { // Hub Descriptor
// See USB2.0 specification 11.23.2.1 Table 11-13 p.417
unsigned char bLength;
unsigned char bDescriptorType;
unsigned char bNbrPorts;
unsigned short wHubCharacteristics;
unsigned char bPwrOn2PwrGood;
unsigned char bHubContrCurrent;
unsigned char DeviceRemovable; // This field may have variable length
unsigned char PortPwrCtrlMask; // This field may have variable length
}
hub_descriptor_params;
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