2 * Copyright (c) 2013-2024 ARM Limited. All rights reserved.
4 * SPDX-License-Identifier: Apache-2.0
6 * Licensed under the Apache License, Version 2.0 (the License); you may
7 * not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
14 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
21 * Project: USB Device Driver definitions
26 * Removed volatile from ARM_USBD_STATE
28 * ARM_USBD_STATE made volatile
30 * Added ARM_USBD_ReadSetupPacket function
32 * Removed ARM_USBD_DeviceConfigure function
33 * Removed ARM_USBD_SET_ADDRESS_STAGE parameter from ARM_USBD_DeviceSetAddress function
34 * Removed ARM_USBD_EndpointReadStart function
35 * Replaced ARM_USBD_EndpointRead and ARM_USBD_EndpointWrite functions with ARM_USBD_EndpointTransfer
36 * Added ARM_USBD_EndpointTransferGetResult function
37 * Renamed ARM_USBD_EndpointAbort function to ARM_USBD_EndpointTransferAbort
38 * Changed prefix ARM_DRV -> ARM_DRIVER
39 * Changed return values of some functions to int32_t
41 * Namespace prefix ARM_ added
46 #ifndef DRIVER_USBD_H_
47 #define DRIVER_USBD_H_
54 #include "Driver_USB.h"
56 #define ARM_USBD_API_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(2,3) /* API version */
59 #define _ARM_Driver_USBD_(n) Driver_USBD##n
60 #define ARM_Driver_USBD_(n) _ARM_Driver_USBD_(n)
64 \brief USB Device State
66 typedef struct _ARM_USBD_STATE {
67 uint32_t vbus : 1; ///< USB Device VBUS flag
68 uint32_t speed : 2; ///< USB Device speed setting (ARM_USB_SPEED_xxx)
69 uint32_t active : 1; ///< USB Device active flag
70 uint32_t reserved : 28;
74 /****** USB Device Event *****/
75 #define ARM_USBD_EVENT_VBUS_ON (1UL << 0) ///< USB Device VBUS On
76 #define ARM_USBD_EVENT_VBUS_OFF (1UL << 1) ///< USB Device VBUS Off
77 #define ARM_USBD_EVENT_RESET (1UL << 2) ///< USB Reset occurred
78 #define ARM_USBD_EVENT_HIGH_SPEED (1UL << 3) ///< USB switch to High Speed occurred
79 #define ARM_USBD_EVENT_SUSPEND (1UL << 4) ///< USB Suspend occurred
80 #define ARM_USBD_EVENT_RESUME (1UL << 5) ///< USB Resume occurred
82 /****** USB Endpoint Event *****/
83 #define ARM_USBD_EVENT_SETUP (1UL << 0) ///< SETUP Packet
84 #define ARM_USBD_EVENT_OUT (1UL << 1) ///< OUT Packet(s)
85 #define ARM_USBD_EVENT_IN (1UL << 2) ///< IN Packet(s)
88 // Function documentation
90 \fn ARM_DRIVER_VERSION ARM_USBD_GetVersion (void)
91 \brief Get driver version.
92 \return \ref ARM_DRIVER_VERSION
95 \fn ARM_USBD_CAPABILITIES ARM_USBD_GetCapabilities (void)
96 \brief Get driver capabilities.
97 \return \ref ARM_USBD_CAPABILITIES
100 \fn int32_t ARM_USBD_Initialize (ARM_USBD_SignalDeviceEvent_t cb_device_event,
101 ARM_USBD_SignalEndpointEvent_t cb_endpoint_event)
102 \brief Initialize USB Device Interface.
103 \param[in] cb_device_event Pointer to \ref ARM_USBD_SignalDeviceEvent
104 \param[in] cb_endpoint_event Pointer to \ref ARM_USBD_SignalEndpointEvent
105 \return \ref execution_status
108 \fn int32_t ARM_USBD_Uninitialize (void)
109 \brief De-initialize USB Device Interface.
110 \return \ref execution_status
113 \fn int32_t ARM_USBD_PowerControl (ARM_POWER_STATE state)
114 \brief Control USB Device Interface Power.
115 \param[in] state Power state
116 \return \ref execution_status
119 \fn int32_t ARM_USBD_DeviceConnect (void)
120 \brief Connect USB Device.
121 \return \ref execution_status
124 \fn int32_t ARM_USBD_DeviceDisconnect (void)
125 \brief Disconnect USB Device.
126 \return \ref execution_status
129 \fn ARM_USBD_STATE ARM_USBD_DeviceGetState (void)
130 \brief Get current USB Device State.
131 \return Device State \ref ARM_USBD_STATE
134 \fn int32_t ARM_USBD_DeviceRemoteWakeup (void)
135 \brief Trigger USB Remote Wakeup.
136 \return \ref execution_status
139 \fn int32_t ARM_USBD_DeviceSetAddress (uint8_t dev_addr)
140 \brief Set USB Device Address.
141 \param[in] dev_addr Device Address
142 \return \ref execution_status
145 \fn int32_t ARM_USBD_ReadSetupPacket (uint8_t *setup)
146 \brief Read setup packet received over Control Endpoint.
147 \param[out] setup Pointer to buffer for setup packet
148 \return \ref execution_status
151 \fn int32_t ARM_USBD_EndpointConfigure (uint8_t ep_addr,
153 uint16_t ep_max_packet_size)
154 \brief Configure USB Endpoint.
155 \param[in] ep_addr Endpoint Address
156 - ep_addr.0..3: Address
157 - ep_addr.7: Direction
158 \param[in] ep_type Endpoint Type (ARM_USB_ENDPOINT_xxx)
159 \param[in] ep_max_packet_size Endpoint Maximum Packet Size
160 \return \ref execution_status
163 \fn int32_t ARM_USBD_EndpointUnconfigure (uint8_t ep_addr)
164 \brief Unconfigure USB Endpoint.
165 \param[in] ep_addr Endpoint Address
166 - ep_addr.0..3: Address
167 - ep_addr.7: Direction
168 \return \ref execution_status
171 \fn int32_t ARM_USBD_EndpointStall (uint8_t ep_addr, bool stall)
172 \brief Set/Clear Stall for USB Endpoint.
173 \param[in] ep_addr Endpoint Address
174 - ep_addr.0..3: Address
175 - ep_addr.7: Direction
176 \param[in] stall Operation
179 \return \ref execution_status
182 \fn int32_t ARM_USBD_EndpointTransfer (uint8_t ep_addr, uint8_t *data, uint32_t num)
183 \brief Read data from or Write data to USB Endpoint.
184 \param[in] ep_addr Endpoint Address
185 - ep_addr.0..3: Address
186 - ep_addr.7: Direction
187 \param[out] data Pointer to buffer for data to read or with data to write
188 \param[in] num Number of data bytes to transfer
189 \return \ref execution_status
192 \fn uint32_t ARM_USBD_EndpointTransferGetResult (uint8_t ep_addr)
193 \brief Get result of USB Endpoint transfer.
194 \param[in] ep_addr Endpoint Address
195 - ep_addr.0..3: Address
196 - ep_addr.7: Direction
197 \return number of successfully transferred data bytes
200 \fn int32_t ARM_USBD_EndpointTransferAbort (uint8_t ep_addr)
201 \brief Abort current USB Endpoint transfer.
202 \param[in] ep_addr Endpoint Address
203 - ep_addr.0..3: Address
204 - ep_addr.7: Direction
205 \return \ref execution_status
208 \fn uint16_t ARM_USBD_GetFrameNumber (void)
209 \brief Get current USB Frame Number.
214 \fn void ARM_USBD_SignalDeviceEvent (uint32_t event)
215 \brief Signal USB Device Event.
216 \param[in] event \ref USBD_dev_events
219 \fn void ARM_USBD_SignalEndpointEvent (uint8_t ep_addr, uint32_t event)
220 \brief Signal USB Endpoint Event.
221 \param[in] ep_addr Endpoint Address
222 - ep_addr.0..3: Address
223 - ep_addr.7: Direction
224 \param[in] event \ref USBD_ep_events
227 typedef void (*ARM_USBD_SignalDeviceEvent_t) (uint32_t event); ///< Pointer to \ref ARM_USBD_SignalDeviceEvent : Signal USB Device Event.
228 typedef void (*ARM_USBD_SignalEndpointEvent_t) (uint8_t ep_addr, uint32_t event); ///< Pointer to \ref ARM_USBD_SignalEndpointEvent : Signal USB Endpoint Event.
232 \brief USB Device Driver Capabilities.
234 typedef struct _ARM_USBD_CAPABILITIES {
235 uint32_t vbus_detection : 1; ///< VBUS detection
236 uint32_t event_vbus_on : 1; ///< Signal VBUS On event
237 uint32_t event_vbus_off : 1; ///< Signal VBUS Off event
238 uint32_t reserved : 29; ///< Reserved (must be zero)
239 } ARM_USBD_CAPABILITIES;
243 \brief Access structure of the USB Device Driver.
245 typedef struct _ARM_DRIVER_USBD {
246 ARM_DRIVER_VERSION (*GetVersion) (void); ///< Pointer to \ref ARM_USBD_GetVersion : Get driver version.
247 ARM_USBD_CAPABILITIES (*GetCapabilities) (void); ///< Pointer to \ref ARM_USBD_GetCapabilities : Get driver capabilities.
248 int32_t (*Initialize) (ARM_USBD_SignalDeviceEvent_t cb_device_event,
249 ARM_USBD_SignalEndpointEvent_t cb_endpoint_event); ///< Pointer to \ref ARM_USBD_Initialize : Initialize USB Device Interface.
250 int32_t (*Uninitialize) (void); ///< Pointer to \ref ARM_USBD_Uninitialize : De-initialize USB Device Interface.
251 int32_t (*PowerControl) (ARM_POWER_STATE state); ///< Pointer to \ref ARM_USBD_PowerControl : Control USB Device Interface Power.
252 int32_t (*DeviceConnect) (void); ///< Pointer to \ref ARM_USBD_DeviceConnect : Connect USB Device.
253 int32_t (*DeviceDisconnect) (void); ///< Pointer to \ref ARM_USBD_DeviceDisconnect : Disconnect USB Device.
254 ARM_USBD_STATE (*DeviceGetState) (void); ///< Pointer to \ref ARM_USBD_DeviceGetState : Get current USB Device State.
255 int32_t (*DeviceRemoteWakeup) (void); ///< Pointer to \ref ARM_USBD_DeviceRemoteWakeup : Trigger USB Remote Wakeup.
256 int32_t (*DeviceSetAddress) (uint8_t dev_addr); ///< Pointer to \ref ARM_USBD_DeviceSetAddress : Set USB Device Address.
257 int32_t (*ReadSetupPacket) (uint8_t *setup); ///< Pointer to \ref ARM_USBD_ReadSetupPacket : Read setup packet received over Control Endpoint.
258 int32_t (*EndpointConfigure) (uint8_t ep_addr,
260 uint16_t ep_max_packet_size); ///< Pointer to \ref ARM_USBD_EndpointConfigure : Configure USB Endpoint.
261 int32_t (*EndpointUnconfigure) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointUnconfigure : Unconfigure USB Endpoint.
262 int32_t (*EndpointStall) (uint8_t ep_addr, bool stall); ///< Pointer to \ref ARM_USBD_EndpointStall : Set/Clear Stall for USB Endpoint.
263 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.
264 uint32_t (*EndpointTransferGetResult) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointTransferGetResult : Get result of USB Endpoint transfer.
265 int32_t (*EndpointTransferAbort) (uint8_t ep_addr); ///< Pointer to \ref ARM_USBD_EndpointTransferAbort : Abort current USB Endpoint transfer.
266 uint16_t (*GetFrameNumber) (void); ///< Pointer to \ref ARM_USBD_GetFrameNumber : Get current USB Frame Number.
267 } const ARM_DRIVER_USBD;
273 #endif /* DRIVER_USBD_H_ */