/* * Copyright (c) 2015, Freescale Semiconductor, Inc. * Copyright 2016,2019 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef _USB_DEVICE_CDC_ACM_H_ #define _USB_DEVICE_CDC_ACM_H_ /*! * @addtogroup cdc_acm * @{ */ /******************************************************************************* * Definitions ******************************************************************************/ #define USB_DEVICE_CONFIG_CDC_ACM_MAX_INSTANCE (1U) /*!< The maximum number of CDC device instance. */ #define USB_DEVICE_CONFIG_CDC_COMM_CLASS_CODE (0x02U) /*!< The CDC communication class code. */ #define USB_DEVICE_CONFIG_CDC_DATA_CLASS_CODE (0x0AU) /*!< The CDC data class code. */ #define USB_DEVICE_CDC_REQUEST_SEND_ENCAPSULATED_COMMAND \ (0x00U) /*!< The CDC class request code for SEND_ENCAPSULATED_COMMAND. */ #define USB_DEVICE_CDC_REQUEST_GET_ENCAPSULATED_RESPONSE \ (0x01U) /*!< The CDC class request code for GET_ENCAPSULATED_RESPONSE. */ #define USB_DEVICE_CDC_REQUEST_SET_COMM_FEATURE (0x02U) /*!< The CDC class request code for SET_COMM_FEATURE. */ #define USB_DEVICE_CDC_REQUEST_GET_COMM_FEATURE (0x03U) /*!< The CDC class request code for GET_COMM_FEATURE. */ #define USB_DEVICE_CDC_REQUEST_CLEAR_COMM_FEATURE (0x04U) /*!< The CDC class request code for CLEAR_COMM_FEATURE. */ #define USB_DEVICE_CDC_REQUEST_SET_AUX_LINE_STATE (0x10U) /*!< The CDC class request code for SET_AUX_LINE_STATE. */ #define USB_DEVICE_CDC_REQUEST_SET_HOOK_STATE (0x11U) /*!< The CDC class request code for SET_HOOK_STATE. */ #define USB_DEVICE_CDC_REQUEST_PULSE_SETUP (0x12U) /*!< The CDC class request code for PULSE_SETUP. */ #define USB_DEVICE_CDC_REQUEST_SEND_PULSE (0x13U) /*!< The CDC class request code for SEND_PULSE. */ #define USB_DEVICE_CDC_REQUEST_SET_PULSE_TIME (0x14U) /*!< The CDC class request code for SET_PULSE_TIME. */ #define USB_DEVICE_CDC_REQUEST_RING_AUX_JACK (0x15U) /*!< The CDC class request code for RING_AUX_JACK. */ #define USB_DEVICE_CDC_REQUEST_SET_LINE_CODING (0x20U) /*!< The CDC class request code for SET_LINE_CODING. */ #define USB_DEVICE_CDC_REQUEST_GET_LINE_CODING (0x21U) /*!< The CDC class request code for GET_LINE_CODING. */ #define USB_DEVICE_CDC_REQUEST_SET_CONTROL_LINE_STATE \ (0x22U) /*!< The CDC class request code for SET_CONTROL_LINE_STATE. */ #define USB_DEVICE_CDC_REQUEST_SEND_BREAK (0x23U) /*!< The CDC class request code for SEND_BREAK. */ #define USB_DEVICE_CDC_REQUEST_SET_RINGER_PARAMS (0x30U) /*!< The CDC class request code for SET_RINGER_PARAMS. */ #define USB_DEVICE_CDC_REQUEST_GET_RINGER_PARAMS (0x31U) /*!< The CDC class request code for GET_RINGER_PARAMS. */ #define USB_DEVICE_CDC_REQUEST_SET_OPERATION_PARAM (0x32U) /*!< The CDC class request code for SET_OPERATION_PARAM. */ #define USB_DEVICE_CDC_REQUEST_GET_OPERATION_PARAM (0x33U) /*!< The CDC class request code for GET_OPERATION_PARAM. */ #define USB_DEVICE_CDC_REQUEST_SET_LINE_PARAMS (0x34U) /*!< The CDC class request code for SET_LINE_PARAMS. */ #define USB_DEVICE_CDC_REQUEST_GET_LINE_PARAMS (0x35U) /*!< The CDC class request code for GET_LINE_PARAMS. */ #define USB_DEVICE_CDC_REQUEST_DIAL_DIGITS (0x36U) /*!< The CDC class request code for DIAL_DIGITS. */ #define USB_DEVICE_CDC_REQUEST_SET_UNIT_PARAMETER (0x37U) /*!< The CDC class request code for SET_UNIT_PARAMETER. */ #define USB_DEVICE_CDC_REQUEST_GET_UNIT_PARAMETER (0x38U) /*!< The CDC class request code for GET_UNIT_PARAMETER. */ #define USB_DEVICE_CDC_REQUEST_CLEAR_UNIT_PARAMETER \ (0x39U) /*!< The CDC class request code for CLEAR_UNIT_PARAMETER. */ #define USB_DEVICE_CDC_REQUEST_SET_ETHERNET_MULTICAST_FILTERS \ (0x40U) /*!< The CDC class request code for SET_ETHERNET_MULTICAST_FILTERS. */ #define USB_DEVICE_CDC_REQUEST_SET_ETHERNET_POW_PATTER_FILTER \ (0x41U) /*!< The CDC class request code for SET_ETHERNET_POW_PATTER_FILTER. */ #define USB_DEVICE_CDC_REQUEST_GET_ETHERNET_POW_PATTER_FILTER \ (0x42U) /*!< The CDC class request code for GET_ETHERNET_POW_PATTER_FILTER. */ #define USB_DEVICE_CDC_REQUEST_SET_ETHERNET_PACKET_FILTER \ (0x43U) /*!< The CDC class request code for SET_ETHERNET_PACKET_FILTER. */ #define USB_DEVICE_CDC_REQUEST_GET_ETHERNET_STATISTIC \ (0x44U) /*!< The CDC class request code for GET_ETHERNET_STATISTIC. */ #define USB_DEVICE_CDC_REQUEST_SET_ATM_DATA_FORMAT (0x50U) /*!< The CDC class request code for SET_ATM_DATA_FORMAT. */ #define USB_DEVICE_CDC_REQUEST_GET_ATM_DEVICE_STATISTICS \ (0x51) /*!< The CDC class request code for GET_ATM_DEVICE_STATISTICS. */ #define USB_DEVICE_CDC_REQUEST_SET_ATM_DEFAULT_VC (0x52U) /*!< The CDC class request code for SET_ATM_DEFAULT_VC. */ #define USB_DEVICE_CDC_REQUEST_GET_ATM_VC_STATISTICS \ (0x53U) /*!< The CDC class request code for GET_ATM_VC_STATISTICS. */ #define USB_DEVICE_CDC_REQUEST_MDLM_SPECIFIC_REQUESTS_MASK \ (0x7FU) /*!< The CDC class request code for MDLM_SPECIFIC_REQUESTS_MASK. */ #define USB_DEVICE_CDC_NOTIF_NETWORK_CONNECTION (0x00U) /*!< The CDC class notify code for NETWORK_CONNECTION. */ #define USB_DEVICE_CDC_NOTIF_RESPONSE_AVAIL (0x01U) /*!< The CDC class notify code for RESPONSE_AVAIL. */ #define USB_DEVICE_CDC_NOTIF_AUX_JACK_HOOK_STATE (0x08U) /*!< The CDC class notify code for AUX_JACK_HOOK_STATE. */ #define USB_DEVICE_CDC_NOTIF_RING_DETECT (0x09U) /*!< The CDC class notify code for RING_DETECT. */ #define USB_DEVICE_CDC_NOTIF_SERIAL_STATE (0x20U) /*!< The CDC class notify code for SERIAL_STATE. */ #define USB_DEVICE_CDC_NOTIF_CALL_STATE_CHANGE (0x28U) /*!< The CDC class notify code for CALL_STATE_CHANGE. */ #define USB_DEVICE_CDC_NOTIF_LINE_STATE_CHANGE (0x29U) /*!< The CDC class notify code for LINE_STATE_CHANGE. */ #define USB_DEVICE_CDC_NOTIF_CONNECTION_SPEED_CHANGE \ (0x2AU) /*!< The CDC class notify code for CONNECTION_SPEED_CHANGE. */ #define USB_DEVICE_CDC_FEATURE_ABSTRACT_STATE (0x01U) /*!< The CDC class feature select code for ABSTRACT_STATE. */ #define USB_DEVICE_CDC_FEATURE_COUNTRY_SETTING (0x02U) /*!< The CDC class feature select code for COUNTRY_SETTING. */ #define USB_DEVICE_CDC_CONTROL_SIG_BITMAP_CARRIER_ACTIVATION \ (0x02U) /*!< The CDC class control signal bitmap value for CARRIER_ACTIVATION. */ #define USB_DEVICE_CDC_CONTROL_SIG_BITMAP_DTE_PRESENCE \ (0x01U) /*!< The CDC class control signal bitmap value for DTE_PRESENCE. */ #define USB_DEVICE_CDC_UART_STATE_RX_CARRIER (0x01U) /*!< The UART state bitmap value of RX_CARRIER. */ #define USB_DEVICE_CDC_UART_STATE_TX_CARRIER (0x02U) /*!< The UART state bitmap value of TX_CARRIER. */ #define USB_DEVICE_CDC_UART_STATE_BREAK (0x04U) /*!< The UART state bitmap value of BREAK. */ #define USB_DEVICE_CDC_UART_STATE_RING_SIGNAL (0x08U) /*!< The UART state bitmap value of RING_SIGNAL. */ #define USB_DEVICE_CDC_UART_STATE_FRAMING (0x10U) /*!< The UART state bitmap value of FRAMING. */ #define USB_DEVICE_CDC_UART_STATE_PARITY (0x20U) /*!< The UART state bitmap value of PARITY. */ #define USB_DEVICE_CDC_UART_STATE_OVERRUN (0x40U) /*!< The UART state bitmap value of OVERRUN. */ /*! @brief Definition of CDC class event. */ typedef enum _usb_device_cdc_acm_event { kUSB_DeviceCdcEventSendResponse = 0x01, /*!< This event indicates the bulk send transfer is complete or cancelled etc. */ kUSB_DeviceCdcEventRecvResponse, /*!< This event indicates the bulk receive transfer is complete or cancelled etc.. */ kUSB_DeviceCdcEventSerialStateNotif, /*!< This event indicates the serial state has been sent to the host. */ kUSB_DeviceCdcEventSendEncapsulatedCommand, /*!< This event indicates the device received the SEND_ENCAPSULATED_COMMAND request. */ kUSB_DeviceCdcEventGetEncapsulatedResponse, /*!< This event indicates the device received the GET_ENCAPSULATED_RESPONSE request. */ kUSB_DeviceCdcEventSetCommFeature, /*!< This event indicates the device received the SET_COMM_FEATURE request. */ kUSB_DeviceCdcEventGetCommFeature, /*!< This event indicates the device received the GET_COMM_FEATURE request. */ kUSB_DeviceCdcEventClearCommFeature, /*!< This event indicates the device received the CLEAR_COMM_FEATURE request. */ kUSB_DeviceCdcEventGetLineCoding, /*!< This event indicates the device received the GET_LINE_CODING request. */ kUSB_DeviceCdcEventSetLineCoding, /*!< This event indicates the device received the SET_LINE_CODING request. */ kUSB_DeviceCdcEventSetControlLineState, /*!< This event indicates the device received the SET_CONTRL_LINE_STATE request. */ kUSB_DeviceCdcEventSendBreak /*!< This event indicates the device received the SEND_BREAK request. */ } usb_device_cdc_acm_event_t; /*! @brief Definition of parameters for CDC ACM request. */ typedef struct _usb_device_cdc_acm_request_param_struct { uint8_t **buffer; /*!< The pointer to the address of the buffer for CDC class request. */ uint32_t *length; /*!< The pointer to the length of the buffer for CDC class request. */ uint16_t interfaceIndex; /*!< The interface index of the setup packet. */ uint16_t setupValue; /*!< The wValue field of the setup packet. */ uint8_t isSetup; /*!< The flag indicates if it is a setup packet, 1: yes, 0: no. */ } usb_device_cdc_acm_request_param_struct_t; /*! @brief Definition of pipe structure. */ typedef struct _usb_device_cdc_acm_pipe { osa_mutex_handle_t mutex; /*!< The mutex of the pipe. */ uint32_t mutexBuffer[(OSA_MUTEX_HANDLE_SIZE + 3)/4]; uint8_t *pipeDataBuffer; /*!< pipe data buffer backup when stall */ uint32_t pipeDataLen; /*!< pipe data length backup when stall */ uint8_t pipeStall; /*!< pipe is stall */ uint8_t ep; /*!< The endpoint number of the pipe. */ uint8_t isBusy; /*!< 1: The pipe is transferring packet, 0: The pipe is idle. */ } usb_device_cdc_acm_pipe_t; /*! @brief Definition of structure for CDC ACM device. */ typedef struct _usb_device_cdc_acm_struct { usb_device_handle handle; /*!< The handle of the USB device. */ usb_device_class_config_struct_t *configStruct; /*!< The class configure structure. */ usb_device_interface_struct_t *commInterfaceHandle; /*!< The CDC communication interface handle. */ usb_device_interface_struct_t *dataInterfaceHandle; /*!< The CDC data interface handle. */ usb_device_cdc_acm_pipe_t bulkIn; /*!< The bulk in pipe for sending packet to host. */ usb_device_cdc_acm_pipe_t bulkOut; /*!< The bulk out pipe for receiving packet from host. */ usb_device_cdc_acm_pipe_t interruptIn; /*!< The interrupt in pipe for notifying the device state to host. */ uint8_t configuration; /*!< The current configuration value. */ uint8_t interfaceNumber; /*!< The current interface number. */ uint8_t alternate; /*!< The alternate setting value of the interface. */ uint8_t hasSentState; /*!< 1: The device has primed the state in interrupt pipe, 0: Not primed the state. */ } usb_device_cdc_acm_struct_t; /******************************************************************************* * API ******************************************************************************/ #if defined(__cplusplus) extern "C" { #endif /*! * @name USB CDC ACM Class Driver * @{ */ /*! * @brief Initializes the USB CDC ACM class. * * This function obtains a USB device handle according to the controller ID, initializes the CDC ACM class * with the class configure parameters and creates the mutex for each pipe. * * @param controllerId The ID of the controller. The value can be chosen from the kUSB_ControllerKhci0, * kUSB_ControllerKhci1, kUSB_ControllerEhci0, or kUSB_ControllerEhci1. * @param config The user configuration structure of type usb_device_class_config_struct_t. The user * populates the members of this structure and passes the pointer of this structure * into this function. * @param handle It is out parameter. The class handle of the CDC ACM class. * @return A USB error code or kStatus_USB_Success. * @retval kStatus_USB_Success The CDC ACM class is initialized successfully. * @retval kStatus_USB_Busy No CDC ACM device handle available for allocation. * @retval kStatus_USB_InvalidHandle The CDC ACM device handle allocation failure. * @retval kStatus_USB_InvalidParameter The USB device handle allocation failure. */ extern usb_status_t USB_DeviceCdcAcmInit(uint8_t controllerId, usb_device_class_config_struct_t *config, class_handle_t *handle); /*! * @brief Deinitializes the USB CDC ACM class. * * This function destroys the mutex for each pipe, deinitializes each endpoint of the CDC ACM class and frees * the CDC ACM class handle. * * @param handle The class handle of the CDC ACM class. * @return A USB error code or kStatus_USB_Success. * @retval kStatus_USB_Success The CDC ACM class is de-initialized successfully. * @retval kStatus_USB_Error The endpoint deinitialization failure. * @retval kStatus_USB_InvalidHandle The CDC ACM device handle or the CDC ACM class handle is invalid. * @retval kStatus_USB_InvalidParameter The endpoint number of the CDC ACM class handle is invalid. */ extern usb_status_t USB_DeviceCdcAcmDeinit(class_handle_t handle); /*! * @brief Handles the CDC ACM class event. * * This function responds to various events including the common device events and the class-specific events. * For class-specific events, it calls the class callback defined in the application to deal with the class-specific * event. * * @param handle The class handle of the CDC ACM class. * @param event The event type. * @param param The class handle of the CDC ACM class. * @return A USB error code or kStatus_USB_Success. * @retval kStatus_USB_Success The CDC ACM class is de-initialized successfully. * @retval kStatus_USB_Error The configure structure of the CDC ACM class handle is invalid. * @retval kStatus_USB_InvalidHandle The CDC ACM device handle or the CDC ACM class handle is invalid. * @retval kStatus_USB_InvalidParameter The endpoint number of the CDC ACM class handle is invalid. * @retval Others The error code returned by class callback in application. */ extern usb_status_t USB_DeviceCdcAcmEvent(void *handle, uint32_t event, void *param); /*! * @brief Primes the endpoint to send packet to host. * * This function checks whether the endpoint is sending packet, then it primes the endpoint * with the buffer address and the buffer length if the pipe is not busy. Otherwise, it ignores this transfer by * returning an error code. * * @param handle The class handle of the CDC ACM class. * @param ep The endpoint number of the transfer. * @param buffer The pointer to the buffer to be transferred. * @param length The length of the buffer to be transferred. * @return A USB error code or kStatus_USB_Success. * @retval kStatus_USB_Success Prime to send packet successfully. * @retval kStatus_USB_Busy The endpoint is busy in transferring. * @retval kStatus_USB_InvalidHandle The CDC ACM device handle or the CDC ACM class handle is invalid. * @retval kStatus_USB_ControllerNotFound The controller interface is invalid. * * @note The function can only be called in the same context. */ extern usb_status_t USB_DeviceCdcAcmSend(class_handle_t handle, uint8_t ep, uint8_t *buffer, uint32_t length); /*! * @brief Primes the endpoint to receive packet from host. * * This function checks whether the endpoint is receiving packet, then it primes the endpoint * with the buffer address and the buffer length if the pipe is not busy. Otherwise, it ignores this transfer by * returning an error code. * * @param handle The class handle of the CDC ACM class. * @param ep The endpoint number of the transfer. * @param buffer The pointer to the buffer to be transferred. * @param length The length of the buffer to be transferred. * @return A USB error code or kStatus_USB_Success. * @retval kStatus_USB_Success Prime to receive packet successfully. * @retval kStatus_USB_Busy The endpoint is busy in transferring. * @retval kStatus_USB_InvalidHandle The CDC ACM device handle or the CDC ACM class handle is invalid. * @retval kStatus_USB_ControllerNotFound The controller interface is invalid. * * @note The function can only be called in the same context. */ extern usb_status_t USB_DeviceCdcAcmRecv(class_handle_t handle, uint8_t ep, uint8_t *buffer, uint32_t length); /*! @}*/ #if defined(__cplusplus) } #endif /*! @}*/ #endif /* _USB_DEVICE_CDC_ACM_H_ */