333 lines
16 KiB
C
333 lines
16 KiB
C
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/**
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****************************************************************************************
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*
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* @file usb_cdc.h
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*
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* @brief USB Communications Device Class (CDC) public header
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*
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* Header follows the Class Definitions for
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* Communications Devices Specification (CDC120-20101103-track.pdf),
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* PSTN Devices Specification (PSTN120.pdf) and
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* Ethernet Control Model Devices Specification (ECM120.pdf).
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* Header is limited to ACM and ECM Subclasses.
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****************************************************************************************
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*/
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#ifndef _USB_CDC_H_
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#define _USB_CDC_H_
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#include "usb_def.h"
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/*------------------------------------------------------------------------------
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* Definitions based on usbcdc11.pdf (www.usb.org)
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*----------------------------------------------------------------------------*/
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/* Communication device class specification version 1.10 */
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#define CDC_V1_10 0x0110U
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// Communication device class specification version 1.2
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#define CDC_V1_2_0 0x0120U
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/* Communication interface class code */
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/* (usbcdc11.pdf, 4.2, Table 15) */
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#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02U
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/* Communication interface class subclass codes */
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/* (usbcdc11.pdf, 4.3, Table 16) */
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#define CDC_SUBCLASS_NONE 0x00 /* Reserved */
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#define CDC_SUBCLASS_DLC 0x01 /* Direct Line Control Model */
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#define CDC_SUBCLASS_ACM 0x02 /* Abstract Control Model */
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#define CDC_SUBCLASS_TCM 0x03 /* Telephone Control Model */
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#define CDC_SUBCLASS_MCM 0x04 /* Multi-Channel Control Model */
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#define CDC_SUBCLASS_CAPI 0x05 /* CAPI Control Model */
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#define CDC_SUBCLASS_ECM 0x06 /* Ethernet Networking Control Model */
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#define CDC_SUBCLASS_ATM 0x07 /* ATM Networking Control Model */
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/* 0x08-0x0d Reserved (future use) */
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#define CDC_SUBCLASS_MBIM 0x0e /* MBIM Control Model */
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/* 0x0f-0x7f Reserved (future use) */
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/* 0x80-0xfe Reserved (vendor specific) */
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#define CDC_DIRECT_LINE_CONTROL_MODEL 0x01U
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#define CDC_ABSTRACT_CONTROL_MODEL 0x02U
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#define CDC_TELEPHONE_CONTROL_MODEL 0x03U
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#define CDC_MULTI_CHANNEL_CONTROL_MODEL 0x04U
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#define CDC_CAPI_CONTROL_MODEL 0x05U
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#define CDC_ETHERNET_NETWORKING_CONTROL_MODEL 0x06U
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#define CDC_ATM_NETWORKING_CONTROL_MODEL 0x07U
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#define CDC_WIRELESS_HANDSET_CONTROL_MODEL 0x08U
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#define CDC_DEVICE_MANAGEMENT 0x09U
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#define CDC_MOBILE_DIRECT_LINE_MODEL 0x0AU
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#define CDC_OBEX 0x0BU
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#define CDC_ETHERNET_EMULATION_MODEL 0x0CU
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#define CDC_NETWORK_CONTROL_MODEL 0x0DU
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/* Communication interface class control protocol codes */
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/* (usbcdc11.pdf, 4.4, Table 17) */
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#define CDC_COMMON_PROTOCOL_NONE 0x00U
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#define CDC_COMMON_PROTOCOL_ATCMD 0x01U
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#define CDC_COMMON_PROTOCOL_ATCMD_PCCA_101 0x02U
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#define CDC_COMMON_PROTOCOL_ATCMD_PCCA_101_AND_ANNEXO 0x03U
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#define CDC_COMMON_PROTOCOL_ATCMD_GSM_707 0x04U
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#define CDC_COMMON_PROTOCOL_ATCMD_3GPP_27007 0x05U
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#define CDC_COMMON_PROTOCOL_ATCMD_CDMA 0x06U
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#define CDC_COMMON_PROTOCOL_ETHERNET_EMULATION_MODEL 0x07U
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// NCM Communication Interface Protocol Codes
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// (usbncm10.pdf, 4.2, Table 4-2)
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#define CDC_NCM_PROTOCOL_NONE 0x00U
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#define CDC_NCM_PROTOCOL_OEM 0xFEU
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/* Data interface class code */
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/* (usbcdc11.pdf, 4.5, Table 18) */
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#define CDC_DATA_INTERFACE_CLASS 0x0A
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/* Data Interface Sub-Class Codes ********************************************/
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#define CDC_DATA_SUBCLASS_NONE 0x00
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/* Data interface class protocol codes */
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/* (usbcdc11.pdf, 4.7, Table 19) */
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#define CDC_DATA_PROTOCOL_ISDN_BRI 0x30
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#define CDC_DATA_PROTOCOL_HDLC 0x31
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#define CDC_DATA_PROTOCOL_TRANSPARENT 0x32
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#define CDC_DATA_PROTOCOL_Q921_MANAGEMENT 0x50
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#define CDC_DATA_PROTOCOL_Q921_DATA_LINK 0x51
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#define CDC_DATA_PROTOCOL_Q921_MULTIPLEXOR 0x52
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#define CDC_DATA_PROTOCOL_V42 0x90
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#define CDC_DATA_PROTOCOL_EURO_ISDN 0x91
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#define CDC_DATA_PROTOCOL_V24_RATE_ADAPTATION 0x92
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#define CDC_DATA_PROTOCOL_CAPI 0x93
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#define CDC_DATA_PROTOCOL_HOST_BASED_DRIVER 0xFD
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#define CDC_DATA_PROTOCOL_DESCRIBED_IN_PUFD 0xFE
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/* Type values for bDescriptorType field of functional descriptors */
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/* (usbcdc11.pdf, 5.2.3, Table 24) */
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#define CDC_CS_INTERFACE 0x24
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#define CDC_CS_ENDPOINT 0x25
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/* Type values for bDescriptorSubtype field of functional descriptors */
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/* (usbcdc11.pdf, 5.2.3, Table 25) */
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#define CDC_FUNC_DESC_HEADER 0x00
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#define CDC_FUNC_DESC_CALL_MANAGEMENT 0x01
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#define CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT 0x02
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#define CDC_FUNC_DESC_DIRECT_LINE_MANAGEMENT 0x03
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#define CDC_FUNC_DESC_TELEPHONE_RINGER 0x04
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#define CDC_FUNC_DESC_REPORTING_CAPABILITIES 0x05
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#define CDC_FUNC_DESC_UNION 0x06
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#define CDC_FUNC_DESC_COUNTRY_SELECTION 0x07
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#define CDC_FUNC_DESC_TELEPHONE_OPERATIONAL_MODES 0x08
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#define CDC_FUNC_DESC_USB_TERMINAL 0x09
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#define CDC_FUNC_DESC_NETWORK_CHANNEL 0x0A
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#define CDC_FUNC_DESC_PROTOCOL_UNIT 0x0B
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#define CDC_FUNC_DESC_EXTENSION_UNIT 0x0C
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#define CDC_FUNC_DESC_MULTI_CHANNEL_MANAGEMENT 0x0D
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#define CDC_FUNC_DESC_CAPI_CONTROL_MANAGEMENT 0x0E
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#define CDC_FUNC_DESC_ETHERNET_NETWORKING 0x0F
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#define CDC_FUNC_DESC_ATM_NETWORKING 0x10
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#define CDC_FUNC_DESC_WIRELESS_HANDSET_CONTROL_MODEL 0x11
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#define CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL 0x12
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#define CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL_DETAIL 0x13
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#define CDC_FUNC_DESC_DEVICE_MANAGEMENT_MODEL 0x14
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#define CDC_FUNC_DESC_OBEX 0x15
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#define CDC_FUNC_DESC_COMMAND_SET 0x16
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#define CDC_FUNC_DESC_COMMAND_SET_DETAIL 0x17
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#define CDC_FUNC_DESC_TELEPHONE_CONTROL_MODEL 0x18
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#define CDC_FUNC_DESC_OBEX_SERVICE_IDENTIFIER 0x19
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/* CDC class-specific request codes */
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/* (usbcdc11.pdf, 6.2, Table 46) */
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/* see Table 45 for info about the specific requests. */
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#define CDC_REQUEST_SEND_ENCAPSULATED_COMMAND 0x00
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#define CDC_REQUEST_GET_ENCAPSULATED_RESPONSE 0x01
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#define CDC_REQUEST_SET_COMM_FEATURE 0x02
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#define CDC_REQUEST_GET_COMM_FEATURE 0x03
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#define CDC_REQUEST_CLEAR_COMM_FEATURE 0x04
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#define CDC_REQUEST_SET_AUX_LINE_STATE 0x10
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#define CDC_REQUEST_SET_HOOK_STATE 0x11
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#define CDC_REQUEST_PULSE_SETUP 0x12
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#define CDC_REQUEST_SEND_PULSE 0x13
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#define CDC_REQUEST_SET_PULSE_TIME 0x14
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#define CDC_REQUEST_RING_AUX_JACK 0x15
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#define CDC_REQUEST_SET_LINE_CODING 0x20
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#define CDC_REQUEST_GET_LINE_CODING 0x21
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#define CDC_REQUEST_SET_CONTROL_LINE_STATE 0x22
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#define CDC_REQUEST_SEND_BREAK 0x23
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#define CDC_REQUEST_SET_RINGER_PARMS 0x30
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#define CDC_REQUEST_GET_RINGER_PARMS 0x31
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#define CDC_REQUEST_SET_OPERATION_PARMS 0x32
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#define CDC_REQUEST_GET_OPERATION_PARMS 0x33
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#define CDC_REQUEST_SET_LINE_PARMS 0x34
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#define CDC_REQUEST_GET_LINE_PARMS 0x35
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#define CDC_REQUEST_DIAL_DIGITS 0x36
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#define CDC_REQUEST_SET_UNIT_PARAMETER 0x37
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#define CDC_REQUEST_GET_UNIT_PARAMETER 0x38
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#define CDC_REQUEST_CLEAR_UNIT_PARAMETER 0x39
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#define CDC_REQUEST_GET_PROFILE 0x3A
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#define CDC_REQUEST_SET_ETHERNET_MULTICAST_FILTERS 0x40
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#define CDC_REQUEST_SET_ETHERNET_PMP_FILTER 0x41
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#define CDC_REQUEST_GET_ETHERNET_PMP_FILTER 0x42
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#define CDC_REQUEST_SET_ETHERNET_PACKET_FILTER 0x43
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#define CDC_REQUEST_GET_ETHERNET_STATISTIC 0x44
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#define CDC_REQUEST_SET_ATM_DATA_FORMAT 0x50
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#define CDC_REQUEST_GET_ATM_DEVICE_STATISTICS 0x51
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#define CDC_REQUEST_SET_ATM_DEFAULT_VC 0x52
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#define CDC_REQUEST_GET_ATM_VC_STATISTICS 0x53
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/* Communication feature selector codes */
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/* (usbcdc11.pdf, 6.2.2..6.2.4, Table 47) */
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#define CDC_ABSTRACT_STATE 0x01
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#define CDC_COUNTRY_SETTING 0x02
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/** Control Signal Bitmap Values for SetControlLineState */
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#define SET_CONTROL_LINE_STATE_RTS 0x02
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#define SET_CONTROL_LINE_STATE_DTR 0x01
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/* Feature Status returned for ABSTRACT_STATE Selector */
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/* (usbcdc11.pdf, 6.2.3, Table 48) */
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#define CDC_IDLE_SETTING (1 << 0)
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#define CDC_DATA_MULTPLEXED_STATE (1 << 1)
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/* Control signal bitmap values for the SetControlLineState request */
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/* (usbcdc11.pdf, 6.2.14, Table 51) */
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#define CDC_DTE_PRESENT (1 << 0)
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#define CDC_ACTIVATE_CARRIER (1 << 1)
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/* CDC class-specific notification codes */
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/* (usbcdc11.pdf, 6.3, Table 68) */
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/* see Table 67 for Info about class-specific notifications */
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#define CDC_NOTIFICATION_NETWORK_CONNECTION 0x00
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#define CDC_RESPONSE_AVAILABLE 0x01
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#define CDC_AUX_JACK_HOOK_STATE 0x08
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#define CDC_RING_DETECT 0x09
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#define CDC_NOTIFICATION_SERIAL_STATE 0x20
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#define CDC_CALL_STATE_CHANGE 0x28
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#define CDC_LINE_STATE_CHANGE 0x29
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#define CDC_CONNECTION_SPEED_CHANGE 0x2A
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/* UART state bitmap values (Serial state notification). */
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/* (usbcdc11.pdf, 6.3.5, Table 69) */
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#define CDC_SERIAL_STATE_OVERRUN (1 << 6) /* receive data overrun error has occurred */
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#define CDC_SERIAL_STATE_OVERRUN_Pos (6)
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#define CDC_SERIAL_STATE_OVERRUN_Msk (1 << CDC_SERIAL_STATE_OVERRUN_Pos)
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#define CDC_SERIAL_STATE_PARITY (1 << 5) /* parity error has occurred */
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#define CDC_SERIAL_STATE_PARITY_Pos (5)
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#define CDC_SERIAL_STATE_PARITY_Msk (1 << CDC_SERIAL_STATE_PARITY_Pos)
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#define CDC_SERIAL_STATE_FRAMING (1 << 4) /* framing error has occurred */
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#define CDC_SERIAL_STATE_FRAMING_Pos (4)
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#define CDC_SERIAL_STATE_FRAMING_Msk (1 << CDC_SERIAL_STATE_FRAMING_Pos)
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#define CDC_SERIAL_STATE_RING (1 << 3) /* state of ring signal detection */
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#define CDC_SERIAL_STATE_RING_Pos (3)
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#define CDC_SERIAL_STATE_RING_Msk (1 << CDC_SERIAL_STATE_RING_Pos)
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#define CDC_SERIAL_STATE_BREAK (1 << 2) /* state of break detection */
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#define CDC_SERIAL_STATE_BREAK_Pos (2)
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#define CDC_SERIAL_STATE_BREAK_Msk (1 << CDC_SERIAL_STATE_BREAK_Pos)
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#define CDC_SERIAL_STATE_TX_CARRIER (1 << 1) /* state of transmission carrier */
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#define CDC_SERIAL_STATE_TX_CARRIER_Pos (1)
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#define CDC_SERIAL_STATE_TX_CARRIER_Msk (1 << CDC_SERIAL_STATE_TX_CARRIER_Pos)
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#define CDC_SERIAL_STATE_RX_CARRIER (1 << 0) /* state of receiver carrier */
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#define CDC_SERIAL_STATE_RX_CARRIER_Pos (0)
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#define CDC_SERIAL_STATE_RX_CARRIER_Msk (1 << CDC_SERIAL_STATE_RX_CARRIER_Pos)
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/*------------------------------------------------------------------------------
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* Structures based on usbcdc11.pdf (www.usb.org)
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*----------------------------------------------------------------------------*/
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/* Header functional descriptor */
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/* (usbcdc11.pdf, 5.2.3.1) */
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/* This header must precede any list of class-specific descriptors. */
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struct cdc_header_descriptor {
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uint8_t bFunctionLength; /* size of this descriptor in bytes */
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uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
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uint8_t bDescriptorSubtype; /* Header functional descriptor subtype */
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uint16_t bcdCDC; /* USB CDC specification release version */
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} __PACKED;
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/* Call management functional descriptor */
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/* (usbcdc11.pdf, 5.2.3.2) */
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/* Describes the processing of calls for the communication class interface. */
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struct cdc_call_management_descriptor {
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uint8_t bFunctionLength; /* size of this descriptor in bytes */
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uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
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uint8_t bDescriptorSubtype; /* call management functional descriptor subtype */
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uint8_t bmCapabilities; /* capabilities that this configuration supports */
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uint8_t bDataInterface; /* interface number of the data class interface used for call management (optional) */
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} __PACKED;
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/* Abstract control management functional descriptor */
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/* (usbcdc11.pdf, 5.2.3.3) */
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/* Describes the command supported by the communication interface class with the Abstract Control Model subclass code. */
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struct cdc_abstract_control_management_descriptor {
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uint8_t bFunctionLength; /* size of this descriptor in bytes */
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uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
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uint8_t bDescriptorSubtype; /* abstract control management functional descriptor subtype */
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uint8_t bmCapabilities; /* capabilities supported by this configuration */
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} __PACKED;
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/* Union functional descriptors */
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/* (usbcdc11.pdf, 5.2.3.8) */
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/* Describes the relationship between a group of interfaces that can be considered to form a functional unit. */
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struct cdc_union_descriptor {
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uint8_t bFunctionLength; /* size of this descriptor in bytes */
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uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
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uint8_t bDescriptorSubtype; /* union functional descriptor subtype */
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uint8_t bMasterInterface; /* interface number designated as master */
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} __PACKED;
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/* Union functional descriptors with one slave interface */
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/* (usbcdc11.pdf, 5.2.3.8) */
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struct cdc_union_1slave_descriptor {
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uint8_t bFunctionLength;
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uint8_t bDescriptorType;
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uint8_t bDescriptorSubtype;
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uint8_t bControlInterface;
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uint8_t bSubordinateInterface0;
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} __PACKED;
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/* Line coding structure for GET_LINE_CODING / SET_LINE_CODING class requests*/
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/* Format of the data returned when a GetLineCoding request is received */
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/* (usbcdc11.pdf, 6.2.13) */
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/*******************************************************************************/
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/* Line Coding Structure */
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/*-----------------------------------------------------------------------------*/
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/* Offset | Field | Size | Value | Description */
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/* 0 | dwDTERate | 4 | Number |Data terminal rate, in bits per second*/
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/* 4 | bCharFormat | 1 | Number | Stop bits */
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/* 0 - 1 Stop bit */
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/* 1 - 1.5 Stop bits */
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/* 2 - 2 Stop bits */
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/* 5 | bParityType | 1 | Number | Parity */
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|
|
/* 0 - None */
|
||
|
|
/* 1 - Odd */
|
||
|
|
/* 2 - Even */
|
||
|
|
/* 3 - Mark */
|
||
|
|
/* 4 - Space */
|
||
|
|
/* 6 | bDataBits | 1 | Number Data bits (5, 6, 7, 8 or 16). */
|
||
|
|
/*******************************************************************************/
|
||
|
|
struct cdc_line_coding {
|
||
|
|
uint32_t dwDTERate; /* Data terminal rate in bits per second */
|
||
|
|
uint8_t bCharFormat; /* Number of stop bits */
|
||
|
|
uint8_t bParityType; /* Parity bit type */
|
||
|
|
uint8_t bDataBits; /* Number of data bits */
|
||
|
|
} __PACKED;
|
||
|
|
|
||
|
|
/** Data structure for the notification about SerialState */
|
||
|
|
struct cdc_acm_notification {
|
||
|
|
uint8_t bmRequestType;
|
||
|
|
uint8_t bNotificationType;
|
||
|
|
uint16_t wValue;
|
||
|
|
uint16_t wIndex;
|
||
|
|
uint16_t wLength;
|
||
|
|
uint16_t data;
|
||
|
|
} __PACKED;
|
||
|
|
|
||
|
|
/** Ethernet Networking Functional Descriptor */
|
||
|
|
struct cdc_ecm_descriptor {
|
||
|
|
uint8_t bFunctionLength;
|
||
|
|
uint8_t bDescriptorType;
|
||
|
|
uint8_t bDescriptorSubtype;
|
||
|
|
uint8_t iMACAddress;
|
||
|
|
uint32_t bmEthernetStatistics;
|
||
|
|
uint16_t wMaxSegmentSize;
|
||
|
|
uint16_t wNumberMCFilters;
|
||
|
|
uint8_t bNumberPowerFilters;
|
||
|
|
} __PACKED;
|
||
|
|
|
||
|
|
|
||
|
|
#endif // _USB_CDC_H_
|