/* * Copyright (c) 2013-2017 ARM Limited. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the License); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * $Date: 2. Feb 2017 * $Revision: V2.2 * * Project: USB Device Driver definitions */ /* History: * Version 2.2 * ARM_USBD_STATE made volatile * Version 2.1 * Added ARM_USBD_ReadSetupPacket function * Version 2.0 * Removed ARM_USBD_DeviceConfigure function * Removed ARM_USBD_SET_ADDRESS_STAGE parameter from ARM_USBD_DeviceSetAddress function * Removed ARM_USBD_EndpointReadStart function * Replaced ARM_USBD_EndpointRead and ARM_USBD_EndpointWrite functions with ARM_USBD_EndpointTransfer * Added ARM_USBD_EndpointTransferGetResult function * Renamed ARM_USBD_EndpointAbort function to ARM_USBD_EndpointTransferAbort * Changed prefix ARM_DRV -> ARM_DRIVER * Changed return values of some functions to int32_t * Version 1.10 * Namespace prefix ARM_ added * Version 1.00 * Initial release */ #ifndef DRIVER_USBD_H_ #define DRIVER_USBD_H_ #ifdef __cplusplus extern "C" { #endif #include "Driver_USB.h" #define ARM_USBD_API_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(2,2) /* API version */ /** \brief USB Device State */ typedef volatile struct _ARM_USBD_STATE { uint32_t vbus : 1; ///< USB Device VBUS flag uint32_t speed : 2; ///< USB Device speed setting (ARM_USB_SPEED_xxx) uint32_t active : 1; ///< USB Device active flag uint32_t reserved : 28; } ARM_USBD_STATE; /****** USB Device Event *****/ #define ARM_USBD_EVENT_VBUS_ON (1UL << 0) ///< USB Device VBUS On #define ARM_USBD_EVENT_VBUS_OFF (1UL << 1) ///< USB Device VBUS Off #define ARM_USBD_EVENT_RESET (1UL << 2) ///< USB Reset occurred #define ARM_USBD_EVENT_HIGH_SPEED (1UL << 3) ///< USB switch to High Speed occurred #define ARM_USBD_EVENT_SUSPEND (1UL << 4) ///< USB Suspend occurred #define ARM_USBD_EVENT_RESUME (1UL << 5) ///< USB Resume occurred /****** USB Endpoint Event *****/ #define ARM_USBD_EVENT_SETUP (1UL << 0) ///< SETUP Packet #define ARM_USBD_EVENT_OUT (1UL << 1) ///< OUT Packet(s) #define ARM_USBD_EVENT_IN (1UL << 2) ///< IN Packet(s) #ifndef __DOXYGEN_MW__ // exclude from middleware documentation // Function documentation /** \fn ARM_DRIVER_VERSION ARM_USBD_GetVersion (void) \brief Get driver version. \return \ref ARM_DRIVER_VERSION */ /** \fn ARM_USBD_CAPABILITIES ARM_USBD_GetCapabilities (void) \brief Get driver capabilities. \return \ref ARM_USBD_CAPABILITIES */ /** \fn int32_t ARM_USBD_Initialize (ARM_USBD_SignalDeviceEvent_t cb_device_event, ARM_USBD_SignalEndpointEvent_t cb_endpoint_event) \brief Initialize USB Device Interface. \param[in] cb_device_event Pointer to \ref ARM_USBD_SignalDeviceEvent \param[in] cb_endpoint_event Pointer to \ref ARM_USBD_SignalEndpointEvent \return \ref execution_status */ /** \fn int32_t ARM_USBD_Uninitialize (void) \brief De-initialize USB Device Interface. \return \ref execution_status */ /** \fn int32_t ARM_USBD_PowerControl (ARM_POWER_STATE state) \brief Control USB Device Interface Power. \param[in] state Power state \return \ref execution_status */ /** \fn int32_t ARM_USBD_DeviceConnect (void) \brief Connect USB Device. \return \ref execution_status */ /** \fn int32_t ARM_USBD_DeviceDisconnect (void) \brief Disconnect USB Device. \return \ref execution_status */ /** \fn ARM_USBD_STATE ARM_USBD_DeviceGetState (void) \brief Get current USB Device State. \return Device State \ref ARM_USBD_STATE */ /** \fn int32_t ARM_USBD_DeviceRemoteWakeup (void) \brief Trigger USB Remote Wakeup. \return \ref execution_status */ /** \fn int32_t ARM_USBD_DeviceSetAddress (uint8_t dev_addr) \brief Set USB Device Address. \param[in] dev_addr Device Address \return \ref execution_status */ /** \fn int32_t ARM_USBD_ReadSetupPacket (uint8_t *setup) \brief Read setup packet received over Control Endpoint. \param[out] setup Pointer to buffer for setup packet \return \ref execution_status */ /** \fn int32_t ARM_USBD_EndpointConfigure (uint8_t ep_addr, uint8_t ep_type, uint16_t ep_max_packet_size) \brief Configure USB Endpoint. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \param[in] ep_type Endpoint Type (ARM_USB_ENDPOINT_xxx) \param[in] ep_max_packet_size Endpoint Maximum Packet Size \return \ref execution_status */ /** \fn int32_t ARM_USBD_EndpointUnconfigure (uint8_t ep_addr) \brief Unconfigure USB Endpoint. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \return \ref execution_status */ /** \fn int32_t ARM_USBD_EndpointStall (uint8_t ep_addr, bool stall) \brief Set/Clear Stall for USB Endpoint. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \param[in] stall Operation - \b false Clear - \b true Set \return \ref execution_status */ /** \fn int32_t ARM_USBD_EndpointTransfer (uint8_t ep_addr, uint8_t *data, uint32_t num) \brief Read data from or Write data to USB Endpoint. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \param[out] data Pointer to buffer for data to read or with data to write \param[in] num Number of data bytes to transfer \return \ref execution_status */ /** \fn uint32_t ARM_USBD_EndpointTransferGetResult (uint8_t ep_addr) \brief Get result of USB Endpoint transfer. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \return number of successfully transferred data bytes */ /** \fn int32_t ARM_USBD_EndpointTransferAbort (uint8_t ep_addr) \brief Abort current USB Endpoint transfer. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \return \ref execution_status */ /** \fn uint16_t ARM_USBD_GetFrameNumber (void) \brief Get current USB Frame Number. \return Frame Number */ /** \fn void ARM_USBD_SignalDeviceEvent (uint32_t event) \brief Signal USB Device Event. \param[in] event \ref USBD_dev_events \return none */ /** \fn void ARM_USBD_SignalEndpointEvent (uint8_t ep_addr, uint32_t event) \brief Signal USB Endpoint Event. \param[in] ep_addr Endpoint Address - ep_addr.0..3: Address - ep_addr.7: Direction \param[in] event \ref USBD_ep_events \return none */ typedef void (*ARM_USBD_SignalDeviceEvent_t) (uint32_t event); ///< Pointer to \ref ARM_USBD_SignalDeviceEvent : Signal USB Device Event. typedef void (*ARM_USBD_SignalEndpointEvent_t) (uint8_t ep_addr, uint32_t event); ///< Pointer to \ref ARM_USBD_SignalEndpointEvent : Signal USB Endpoint Event. /** \brief USB Device Driver Capabilities. */ typedef struct _ARM_USBD_CAPABILITIES { uint32_t vbus_detection : 1; ///< VBUS detection uint32_t event_vbus_on : 1; ///< Signal VBUS On event uint32_t event_vbus_off : 1; ///< Signal VBUS Off event uint32_t reserved : 29; ///< Reserved (must be zero) } ARM_USBD_CAPABILITIES; /** \brief Access structure of the USB Device Driver. */ typedef struct _ARM_DRIVER_USBD { ARM_DRIVER_VERSION (*GetVersion) (void); ///< Pointer to \ref ARM_USBD_GetVersion : Get driver version. ARM_USBD_CAPABILITIES (*GetCapabilities) (void); ///< Pointer to \ref ARM_USBD_GetCapabilities : Get driver capabilities. int32_t (*Initialize) (ARM_USBD_SignalDeviceEvent_t cb_device_event, ARM_USBD_SignalEndpointEvent_t cb_endpoint_event); ///< Pointer to \ref ARM_USBD_Initialize : Initialize USB Device Interface. int32_t (*Uninitialize) (void); ///< Pointer to \ref ARM_USBD_Uninitialize : De-initialize USB Device Interface. int32_t (*PowerControl) (ARM_POWER_STATE state); ///< Pointer to \ref ARM_USBD_PowerControl : Control USB Device Interface Power. int32_t (*DeviceConnect) (void); ///< Pointer to \ref ARM_USBD_DeviceConnect : Connect USB Device. int32_t (*DeviceDisconnect) (void); ///< Pointer to \ref ARM_USBD_DeviceDisconnect : Disconnect USB Device. ARM_USBD_STATE (*DeviceGetState) (void); ///< Pointer to \ref ARM_USBD_DeviceGetState : Get current USB Device State. int32_t (*DeviceRemoteWakeup) (void); ///< Pointer to \ref ARM_USBD_DeviceRemoteWakeup : Trigger USB Remote Wakeup. int32_t (*DeviceSetAddress) (uint8_t dev_addr); ///< Pointer to \ref ARM_USBD_DeviceSetAddress : Set USB Device Address. int32_t (*ReadSetupPacket) (uint8_t *setup); ///< Pointer to \ref ARM_USBD_ReadSetupPacket : Read setup packet received over Control Endpoint. int32_t (*EndpointConfigure) (uint8_t ep_addr, uint8_t ep_type, uint16_t ep_max_packet_size); ///< Pointer to \ref ARM_USBD_EndpointConfigure : Configure USB Endpoint. int32_t (*EndpointUnconfigure) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointUnconfigure : Unconfigure USB Endpoint. int32_t (*EndpointStall) (uint8_t ep_addr, bool stall); ///< Pointer to \ref ARM_USBD_EndpointStall : Set/Clear Stall for USB Endpoint. int32_t (*EndpointTransfer) (uint8_t ep_addr, uint8_t *data, uint32_t num); ///< Pointer to \ref ARM_USBD_EndpointTransfer : Read data from or Write data to USB Endpoint. uint32_t (*EndpointTransferGetResult) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointTransferGetResult : Get result of USB Endpoint transfer. int32_t (*EndpointTransferAbort) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointTransferAbort : Abort current USB Endpoint transfer. uint16_t (*GetFrameNumber) (void); ///< Pointer to \ref ARM_USBD_GetFrameNumber : Get current USB Frame Number. } const ARM_DRIVER_USBD; #endif /* __DOXYGEN_MW__ */ #ifdef __cplusplus } #endif #endif /* DRIVER_USBD_H_ */