diff options
Diffstat (limited to 'usb_1.1.0/device/usb_device_dci.c')
| -rw-r--r-- | usb_1.1.0/device/usb_device_dci.c | 1109 |
1 files changed, 1109 insertions, 0 deletions
diff --git a/usb_1.1.0/device/usb_device_dci.c b/usb_1.1.0/device/usb_device_dci.c new file mode 100644 index 0000000..e876c24 --- /dev/null +++ b/usb_1.1.0/device/usb_device_dci.c @@ -0,0 +1,1109 @@ +/* + * Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * o Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * o Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or + * other materials provided with the distribution. + * + * o Neither the name of Freescale Semiconductor, Inc. nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "usb_device_config.h" +#include "usb.h" + +#include "usb_device.h" +#include "usb_device_dci.h" + +#include "fsl_device_registers.h" + +#if ((defined(USB_DEVICE_CONFIG_NUM)) && (USB_DEVICE_CONFIG_NUM > 0U)) + +#if ((defined(USB_DEVICE_CONFIG_KHCI)) && (USB_DEVICE_CONFIG_KHCI > 0U)) +#include "usb_device_khci.h" +#endif + +#if ((defined(USB_DEVICE_CONFIG_EHCI)) && (USB_DEVICE_CONFIG_EHCI > 0U)) +#include "usb_device_ehci.h" +#endif + +#include "usb_device_ch9.h" + +/******************************************************************************* + * Definitions + ******************************************************************************/ + +/******************************************************************************* + * Prototypes + ******************************************************************************/ +static usb_status_t USB_DeviceAllocateHandle(uint8_t controllerId, usb_device_struct_t **handle); +static usb_status_t USB_DeviceFreeHandle(usb_device_struct_t *handle); +static usb_status_t USB_DeviceGetControllerInterface( + uint8_t controllerId, const usb_device_controller_interface_struct_t **controllerInterface); +static usb_status_t USB_DeviceTransfer(usb_device_handle handle, + uint8_t endpointAddress, + uint8_t *buffer, + uint32_t length); +static usb_status_t USB_DeviceControl(usb_device_handle handle, usb_device_control_type_t type, void *param); +static usb_status_t USB_DeviceResetNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message); +#if ((defined(USB_DEVICE_CONFIG_LOW_POWER_MODE) && (USB_DEVICE_CONFIG_LOW_POWER_MODE > 0U)) || \ + (defined(USB_DEVICE_CONFIG_REMOTE_WAKEUP) && (USB_DEVICE_CONFIG_REMOTE_WAKEUP > 0U))) +static usb_status_t USB_DeviceSuspendNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message); +static usb_status_t USB_DeviceSuspendNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message); +#endif +#if (defined(USB_DEVICE_CONFIG_DETACH_ENABLE) && (USB_DEVICE_CONFIG_DETACH_ENABLE > 0U)) +static usb_status_t USB_DeviceDetachNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message); +static usb_status_t USB_DeviceAttachNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message); +#endif +static usb_status_t USB_DeviceNotification(usb_device_struct_t *handle, usb_device_callback_message_struct_t *message); + +/******************************************************************************* + * Variables + ******************************************************************************/ + +USB_GLOBAL static usb_device_struct_t s_UsbDevice[USB_DEVICE_CONFIG_NUM]; + +/******************************************************************************* + * Code + ******************************************************************************/ + +/*! + * @brief Allocate a device handle. + * + * This function allocates a device handle. + * + * @param controllerId The controller id of the USB IP. Please refer to the enumeration usb_controller_index_t. + * @param handle It is out parameter, is used to return pointer of the device handle to the caller. + * + * @retval kStatus_USB_Success Get a device handle successfully. + * @retval kStatus_USB_Busy Cannot allocate a device handle. + * @retval kStatus_USB_Error The device has been initialized. + */ +static usb_status_t USB_DeviceAllocateHandle(uint8_t controllerId, usb_device_struct_t **handle) +{ + uint32_t count; + USB_OSA_SR_ALLOC(); + + USB_OSA_ENTER_CRITICAL(); + /* Check the controller is initialized or not. */ + for (count = 0U; count < USB_DEVICE_CONFIG_NUM; count++) + { + if ((NULL != s_UsbDevice[count].controllerHandle) && (controllerId == s_UsbDevice[count].controllerId)) + { + USB_OSA_EXIT_CRITICAL(); + return kStatus_USB_Error; + } + } + /* Get a free device handle. */ + for (count = 0U; count < USB_DEVICE_CONFIG_NUM; count++) + { + if (NULL == s_UsbDevice[count].controllerHandle) + { + s_UsbDevice[count].controllerId = controllerId; + *handle = &s_UsbDevice[count]; + USB_OSA_EXIT_CRITICAL(); + return kStatus_USB_Success; + } + } + USB_OSA_EXIT_CRITICAL(); + return kStatus_USB_Busy; +} + +/*! + * @brief Free a device handle. + * + * This function frees a device handle. + * + * @param handle The device handle. + * + * @retval kStatus_USB_Success Free device handle successfully. + */ +static usb_status_t USB_DeviceFreeHandle(usb_device_struct_t *handle) +{ + USB_OSA_SR_ALLOC(); + + USB_OSA_ENTER_CRITICAL(); + handle->controllerHandle = NULL; + handle->controllerId = 0U; + USB_OSA_EXIT_CRITICAL(); + return kStatus_USB_Success; +} + +#if ((defined(USB_DEVICE_CONFIG_KHCI)) && (USB_DEVICE_CONFIG_KHCI > 0U)) +/* KHCI device driver interface */ +static const usb_device_controller_interface_struct_t s_UsbDeviceKhciInterface = { + USB_DeviceKhciInit, USB_DeviceKhciDeinit, USB_DeviceKhciSend, + USB_DeviceKhciRecv, USB_DeviceKhciCancel, USB_DeviceKhciControl}; +#endif + +#if ((defined(USB_DEVICE_CONFIG_EHCI)) && (USB_DEVICE_CONFIG_EHCI > 0U)) +/* EHCI device driver interface */ +static const usb_device_controller_interface_struct_t s_UsbDeviceEhciInterface = { + USB_DeviceEhciInit, USB_DeviceEhciDeinit, USB_DeviceEhciSend, + USB_DeviceEhciRecv, USB_DeviceEhciCancel, USB_DeviceEhciControl}; +#endif + +/*! + * @brief Get the controller interface handle. + * + * This function is used to get the controller interface handle. + * + * @param controllerId The controller id of the USB IP. Please refer to the enumeration usb_controller_index_t. + * @param controllerInterface It is out parameter, is used to return pointer of the device controller handle to the + * caller. + * + * @retval kStatus_USB_Success Get a device handle successfully. + * @retval kStatus_USB_ControllerNotFound The controller id is invalided. + */ +static usb_status_t USB_DeviceGetControllerInterface( + uint8_t controllerId, const usb_device_controller_interface_struct_t **controllerInterface) +{ + usb_status_t error = kStatus_USB_ControllerNotFound; + switch (controllerId) + { +#if ((defined(USB_DEVICE_CONFIG_KHCI)) && (USB_DEVICE_CONFIG_KHCI > 0U)) + /* Get the KHCI controller driver interface */ + case kUSB_ControllerKhci0: + case kUSB_ControllerKhci1: + *controllerInterface = (const usb_device_controller_interface_struct_t *)&s_UsbDeviceKhciInterface; + error = kStatus_USB_Success; + break; +#endif +#if ((defined(USB_DEVICE_CONFIG_EHCI)) && (USB_DEVICE_CONFIG_EHCI > 0U)) + /* Get the EHCI controller driver interface */ + case kUSB_ControllerEhci0: + case kUSB_ControllerEhci1: + error = kStatus_USB_Success; + *controllerInterface = (const usb_device_controller_interface_struct_t *)&s_UsbDeviceEhciInterface; + break; +#endif + default: + break; + } + return error; +} + +/*! + * @brief Start a new transfer. + * + * This function is used to start a new transfer. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param endpointAddress Endpoint address. Bit7 is direction, 0U - USB_OUT, 1U - USB_IN. + * @param buffer The memory address to be transferred, or the memory address to hold the data need to be + * sent. + * @param length The length of the data. + * + * @retval kStatus_USB_Success Get a device handle successfully. + * @retval kStatus_USB_InvalidHandle The device handle is invalided. + * @retval kStatus_USB_ControllerNotFound The controller interface is not found. + * @retval kStatus_USB_Error The device is doing reset. + */ +static usb_status_t USB_DeviceTransfer(usb_device_handle handle, + uint8_t endpointAddress, + uint8_t *buffer, + uint32_t length) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + usb_status_t error = kStatus_USB_Error; + + if (NULL == deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + + if (NULL != deviceHandle->controllerInterface) + { + if (endpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) + { +#if (defined(USB_DEVICE_CONFIG_BUFFER_PROPERTY_CACHEABLE) && (USB_DEVICE_CONFIG_BUFFER_PROPERTY_CACHEABLE > 0U)) + if (length) + { + USB_CacheFlushLines((void *)buffer, length); + } +#endif + /* Call the controller send interface. */ + error = deviceHandle->controllerInterface->deviceSend(deviceHandle->controllerHandle, endpointAddress, + buffer, length); + } + else + { +#if (defined(USB_DEVICE_CONFIG_BUFFER_PROPERTY_CACHEABLE) && (USB_DEVICE_CONFIG_BUFFER_PROPERTY_CACHEABLE > 0U)) + if (length) + { + USB_CacheInvalidateLines((void *)buffer, length); + } +#endif + /* Call the controller receive interface. */ + error = deviceHandle->controllerInterface->deviceRecv(deviceHandle->controllerHandle, endpointAddress, + buffer, length); + } + } + else + { + error = kStatus_USB_ControllerNotFound; + } + return error; +} + +/*! + * @brief Control the status of the selected item. + * + * This function is used to control the status of the selected item.. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param type The control type, please refer to the enumeration usb_device_control_type_t. + * @param param The param type is determined by the selected item. + * + * @retval kStatus_USB_Success Get a device handle successfully. + * @retval kStatus_USB_InvalidHandle The device handle is invalided. + * @retval kStatus_USB_ControllerNotFound The controller interface is not found. + * @retval kStatus_USB_Error Unsupport type. + * Or, the param is NULL pointer. + */ +static usb_status_t USB_DeviceControl(usb_device_handle handle, usb_device_control_type_t type, void *param) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + usb_status_t error = kStatus_USB_Error; + + if (NULL == deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + + if (NULL != deviceHandle->controllerInterface) + { + /* Call the controller control interface. */ + error = deviceHandle->controllerInterface->deviceControl(deviceHandle->controllerHandle, type, param); + } + else + { + error = kStatus_USB_ControllerNotFound; + } + return error; +} + +/*! + * @brief Handle the reset notification. + * + * This function is used to handle the reset notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @retval kStatus_USB_Success Get a device handle successfully. + */ +static usb_status_t USB_DeviceResetNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message) +{ + handle->isResetting = 1U; + /* Set the controller to default status. */ + USB_DeviceControl(handle, kUSB_DeviceControlSetDefaultStatus, NULL); + + handle->state = kUSB_DeviceStateDefault; + handle->deviceAddress = 0U; + + for (uint32_t count = 0U; count < (USB_DEVICE_CONFIG_ENDPOINTS * 2U); count++) + { + handle->endpointCallback[count].callbackFn = (usb_device_endpoint_callback_t)NULL; + handle->endpointCallback[count].callbackParam = NULL; + } + + /* Call device callback to notify the application that the USB bus reset signal detected. */ + handle->deviceCallback(handle, kUSB_DeviceEventBusReset, NULL); + + handle->isResetting = 0U; + return kStatus_USB_Success; +} + +#if ((defined(USB_DEVICE_CONFIG_LOW_POWER_MODE) && (USB_DEVICE_CONFIG_LOW_POWER_MODE > 0U)) || \ + (defined(USB_DEVICE_CONFIG_REMOTE_WAKEUP) && (USB_DEVICE_CONFIG_REMOTE_WAKEUP > 0U))) +/*! + * @brief Handle the suspend notification. + * + * This function is used to handle the suspend notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +static usb_status_t USB_DeviceSuspendNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message) +{ + /* Call device callback to notify the application that the USB bus suspend signal detected. */ + return handle->deviceCallback(handle, kUSB_DeviceEventSuspend, NULL); +} + +/*! + * @brief Handle the resume notification. + * + * This function is used to handle the resume notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +static usb_status_t USB_DeviceResumeNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message) +{ + /* Call device callback to notify the application that the USB bus resume signal detected. */ + return handle->deviceCallback(handle, kUSB_DeviceEventResume, NULL); +} + +#endif + +#if (defined(USB_DEVICE_CONFIG_KHCI_ERROR_HANDLING) && USB_DEVICE_CONFIG_KHCI_ERROR_HANDLING) || \ + (defined(USB_DEVICE_CONFIG_EHCI_ERROR_HANDLING) && USB_DEVICE_CONFIG_EHCI_ERROR_HANDLING) +usb_status_t USB_DeviceErrorNotification(usb_device_struct_t *handle, usb_device_callback_message_struct_t *message) +{ + /* Call device callback to notify the application that the USB bus error signal detected. */ + return handle->deviceCallback(handle, kUSB_DeviceEventError, NULL); +} +#endif + +#if (defined(USB_DEVICE_CONFIG_DETACH_ENABLE) && (USB_DEVICE_CONFIG_DETACH_ENABLE > 0U)) +/*! + * @brief Handle the detach notification. + * + * This function is used to handle the detach notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +static usb_status_t USB_DeviceDetachNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message) +{ + /* Call device callback to notify the application that the device is disconnected from a host. */ + return handle->deviceCallback(handle, kUSB_DeviceEventDetach, NULL); +} + +/*! + * @brief Handle the attach notification. + * + * This function is used to handle the attach notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +static usb_status_t USB_DeviceAttachNotification(usb_device_struct_t *handle, + usb_device_callback_message_struct_t *message) +{ + /* Call device callback to notify the application that the device is connected to a host. */ + return handle->deviceCallback(handle, kUSB_DeviceEventAttach, NULL); +} +#endif + +/*! + * @brief Handle the attach notification. + * + * This function is used to handle the attach notification. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +static usb_status_t USB_DeviceNotification(usb_device_struct_t *handle, usb_device_callback_message_struct_t *message) +{ + uint8_t endpoint = message->code & USB_ENDPOINT_NUMBER_MASK; + uint8_t direction = (message->code & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) >> + USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT; + usb_status_t error = kStatus_USB_Error; + + switch (message->code) + { + case kUSB_DeviceNotifyBusReset: + error = USB_DeviceResetNotification(handle, message); + break; +#if ((USB_DEVICE_CONFIG_LOW_POWER_MODE) || (USB_DEVICE_CONFIG_REMOTE_WAKEUP)) + case kUSB_DeviceNotifySuspend: + error = USB_DeviceSuspendNotification(handle, message); + break; + case kUSB_DeviceNotifyResume: + error = USB_DeviceResumeNotification(handle, message); + break; +#endif + +#if (defined(USB_DEVICE_CONFIG_KHCI_ERROR_HANDLING) && USB_DEVICE_CONFIG_KHCI_ERROR_HANDLING) || \ + (defined(USB_DEVICE_CONFIG_EHCI_ERROR_HANDLING) && USB_DEVICE_CONFIG_EHCI_ERROR_HANDLING) + case kUSB_DeviceNotifyError: + error = USB_DeviceErrorNotification(handle, message); + break; +#endif + +#if USB_DEVICE_CONFIG_DETACH_ENABLE + case kUSB_DeviceNotifyDetach: + error = USB_DeviceDetachNotification(handle, message); + break; + case kUSB_DeviceNotifyAttach: + error = USB_DeviceAttachNotification(handle, message); + break; +#endif + default: + if (endpoint < USB_DEVICE_CONFIG_ENDPOINTS) + { + if (handle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackFn) + { + usb_device_endpoint_callback_message_struct_t endpointCallbackMessage; + endpointCallbackMessage.buffer = message->buffer; + endpointCallbackMessage.length = message->length; + endpointCallbackMessage.isSetup = message->isSetup; + /* Call endpoint callback */ + error = handle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackFn( + handle, &endpointCallbackMessage, + handle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackParam); + } + } + break; + } + return error; +} + +/*! + * @brief Notify the device that the controller status changed. + * + * This function is used to notify the device that the controller status changed. + * + * @param handle The device handle. It equals the value returned from USB_DeviceInit. + * @param message The device callback message handle. + * + * @return A USB error code or kStatus_USB_Success. + */ +usb_status_t USB_DeviceNotificationTrigger(void *handle, void *msg) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + usb_device_callback_message_struct_t *message = (usb_device_callback_message_struct_t *)msg; + + if ((NULL == msg) || (NULL == handle)) + { + return kStatus_USB_InvalidHandle; + } + + /* The device callback is invalid or not. */ + if (!deviceHandle->deviceCallback) + { + return kStatus_USB_Error; + } + +#if USB_DEVICE_CONFIG_USE_TASK + if (deviceHandle->isResetting) + { + if ((message->code & USB_ENDPOINT_NUMBER_MASK) && (!(message->code & 0x70U))) + { + return USB_DeviceNotification(deviceHandle, message); + } + } + + /* Add the message to message queue when the device task is enabled. */ + if (kStatus_USB_OSA_Success != USB_OsaMsgqSend(deviceHandle->notificationQueue, (void *)message)) + { + return kStatus_USB_Busy; + } + return kStatus_USB_Success; +#else + /* Handle the notification by calling USB_DeviceNotification. */ + return USB_DeviceNotification(deviceHandle, message); +#endif +} + +/*! + * @brief Initialize the USB device stack. + * + * This function initializes the USB device module specified by the controllerId. + * + * @param controllerId The controller id of the USB IP. Please refer to the enumeration usb_controller_index_t. + * @param deviceCallback Function pointer of the device callback. + * @param handle It is out parameter, is used to return pointer of the device handle to the caller. + * + * @retval kStatus_USB_Success The device is initialized successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. + * @retval kStatus_USB_Busy Cannot allocate a device handle. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller according to the controller id. + * @retval kStatus_USB_InvalidControllerInterface The controller driver interfaces is invaild, There is an empty + * interface entity. + * @retval kStatus_USB_Error The macro USB_DEVICE_CONFIG_ENDPOINTS is more than IP's endpoint number. + * Or, the device has been initialized. + * Or, the message queue is created failed. + */ +usb_status_t USB_DeviceInit(uint8_t controllerId, usb_device_callback_t deviceCallback, usb_device_handle *handle) +{ + usb_device_struct_t *deviceHandle = NULL; + usb_status_t error; + uint32_t count; + + if (NULL == handle) + { + return kStatus_USB_InvalidHandle; + } + + /* Allocate a device handle by using the controller id. */ + error = USB_DeviceAllocateHandle(controllerId, &deviceHandle); + + if (kStatus_USB_Success != error) + { + return error; + } + + /* Save the device callback */ + deviceHandle->deviceCallback = deviceCallback; + /* Save the controller id */ + deviceHandle->controllerId = controllerId; + /* Clear the device address */ + deviceHandle->deviceAddress = 0U; + /* Clear the device reset state */ + deviceHandle->isResetting = 0U; + + /* Initialize the enpoints */ + for (count = 0U; count < (USB_DEVICE_CONFIG_ENDPOINTS * 2U); count++) + { + deviceHandle->endpointCallback[count].callbackFn = (usb_device_endpoint_callback_t)NULL; + deviceHandle->endpointCallback[count].callbackParam = NULL; + } + + /* Get the controller interface according to the controller id */ + error = USB_DeviceGetControllerInterface(controllerId, &deviceHandle->controllerInterface); + if (kStatus_USB_Success != error) + { + USB_DeviceFreeHandle(deviceHandle); + return error; + } + if (NULL == deviceHandle->controllerInterface) + { + USB_DeviceFreeHandle(deviceHandle); + return kStatus_USB_ControllerNotFound; + } + if (((usb_device_controller_init_t)NULL == deviceHandle->controllerInterface->deviceInit) || + ((usb_device_controller_deinit_t)NULL == deviceHandle->controllerInterface->deviceDeinit) || + ((usb_device_controller_send_t)NULL == deviceHandle->controllerInterface->deviceSend) || + ((usb_device_controller_recv_t)NULL == deviceHandle->controllerInterface->deviceRecv) || + ((usb_device_controller_cancel_t)NULL == deviceHandle->controllerInterface->deviceCancel) || + ((usb_device_controller_control_t)NULL == deviceHandle->controllerInterface->deviceControl)) + { + USB_DeviceFreeHandle(deviceHandle); + return kStatus_USB_InvalidControllerInterface; + } + +#if USB_DEVICE_CONFIG_USE_TASK + /* Create a message queue when the device handle is enabled. */ + if (kStatus_USB_OSA_Success != + USB_OsaMsgqCreate(&deviceHandle->notificationQueue, USB_DEVICE_CONFIG_MAX_MESSAGES, + (1U + (sizeof(usb_device_callback_message_struct_t) - 1U) / sizeof(uint32_t)))) + { + USB_DeviceDeinit(deviceHandle); + return kStatus_USB_Error; + } +#endif + /* Initialize the controller */ + error = deviceHandle->controllerInterface->deviceInit(controllerId, deviceHandle, &deviceHandle->controllerHandle); + if (kStatus_USB_Success != error) + { + USB_DeviceDeinit(deviceHandle); + return error; + } + /* Set the device to deafult state */ + deviceHandle->state = kUSB_DeviceStateDefault; + *handle = deviceHandle; + + return error; +} + +/*! + * @brief Enable the device functionality. + * + * The function enables the device functionality, so that the device can be recognized by the host when the device + * detects that it has been connected to a host. + * + * @param handle The device handle got from USB_DeviceInit. + * + * @retval kStatus_USB_Success The device is run successfully. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_InvalidHandle The device handle is a NULL pointer. Or the controller handle is invalid. + * + */ +usb_status_t USB_DeviceRun(usb_device_handle handle) +{ + return USB_DeviceControl(handle, kUSB_DeviceControlRun, NULL); +} +/*! + * @brief Disable the device functionality. + * + * The function disables the device functionality, after this function called, even the device is detached to the host, + * and the device can't work. + * + * @param handle The device handle got from USB_DeviceInit. + * + * @retval kStatus_USB_Success The device is stopped successfully. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_InvalidHandle The device handle is a NULL pointer. Or the controller handle is invalid. + */ +usb_status_t USB_DeviceStop(usb_device_handle handle) +{ + return USB_DeviceControl(handle, kUSB_DeviceControlStop, NULL); +} +/*! + * @brief De-initialize the device controller. + * + * The function de-initializes the device controller specified by the handle. + * + * @param handle The device handle got from USB_DeviceInit. + * + * @retval kStatus_USB_Success The device is stopped successfully. + * @retval kStatus_USB_InvalidHandle The device handle is a NULL pointer. Or the controller handle is invalid. + */ +usb_status_t USB_DeviceDeinit(usb_device_handle handle) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + + if (NULL == deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + /* De-initialize the controller */ + if (NULL != deviceHandle->controllerInterface) + { + deviceHandle->controllerInterface->deviceDeinit(deviceHandle->controllerHandle); + deviceHandle->controllerInterface = (usb_device_controller_interface_struct_t *)NULL; + } + +#if USB_DEVICE_CONFIG_USE_TASK + /* Destroy the message queue. */ + if (NULL != deviceHandle->notificationQueue) + { + USB_OsaMsgqDestroy(deviceHandle->notificationQueue); + deviceHandle->notificationQueue = NULL; + } +#endif + + /* Free the device handle. */ + USB_DeviceFreeHandle(deviceHandle); + return kStatus_USB_Success; +} + +/*! + * @brief Send data through a specified endpoint. + * + * The function is used to send data through a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint index. + * @param buffer The memory address to hold the data need to be sent. + * @param length The data length need to be sent. + * + * @retval kStatus_USB_Success The send request is sent successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_Busy Cannot allocate dtds for current tansfer in EHCI driver. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_Error The device is doing reset. + * + * @note The return value just means if the sending request is successful or not; the transfer done is notified by the + * corresponding callback function. + * Currently, only one transfer request can be supported for one specific endpoint. + * If there is a specific requirement to support multiple transfer requests for one specific endpoint, the application + * should implement a queue in the application level. + * The subsequent transfer could begin only when the previous transfer is done (get notification through the endpoint + * callback). + */ +usb_status_t USB_DeviceSendRequest(usb_device_handle handle, uint8_t endpointAddress, uint8_t *buffer, uint32_t length) +{ + return USB_DeviceTransfer(handle, (endpointAddress & USB_ENDPOINT_NUMBER_MASK) | + (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT), + buffer, length); +} + +/*! + * @brief Receive data through a specified endpoint. + * + * The function is used to receive data through a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint index. + * @param buffer The memory address to save the received data. + * @param length The data length want to be received. + * + * @retval kStatus_USB_Success The receive request is sent successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_Busy Cannot allocate dtds for current tansfer in EHCI driver. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_Error The device is doing reset. + * + * @note The return value just means if the receiving request is successful or not; the transfer done is notified by the + * corresponding callback function. + * Currently, only one transfer request can be supported for one specific endpoint. + * If there is a specific requirement to support multiple transfer requests for one specific endpoint, the application + * should implement a queue in the application level. + * The subsequent transfer could begin only when the previous transfer is done (get notification through the endpoint + * callback). + */ +usb_status_t USB_DeviceRecvRequest(usb_device_handle handle, uint8_t endpointAddress, uint8_t *buffer, uint32_t length) +{ + return USB_DeviceTransfer(handle, (endpointAddress & USB_ENDPOINT_NUMBER_MASK) | + (USB_OUT << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT), + buffer, length); +} + +/*! + * @brief Cancel the pending transfer in a specified endpoint. + * + * The function is used to cancel the pending transfer in a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint address, bit7 is the direction of endpoint, 1U - IN, abd 0U - OUT. + * + * @retval kStatus_USB_Success The transfer is cancelled. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + */ +usb_status_t USB_DeviceCancel(usb_device_handle handle, uint8_t endpointAddress) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + usb_status_t error = kStatus_USB_Error; + + if (NULL == deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + + if (NULL != deviceHandle->controllerInterface) + { + error = deviceHandle->controllerInterface->deviceCancel(deviceHandle->controllerHandle, endpointAddress); + } + else + { + error = kStatus_USB_ControllerNotFound; + } + return error; +} + +/*! + * @brief Initialize a specified endpoint. + * + * The function is used to initialize a specified endpoint and the corresponding endpoint callback is also initialized. + * + * @param handle The device handle got from USB_DeviceInit. + * @param epInit Endpoint initizlization structure. Please refer to the structure usb_device_endpoint_init_struct_t. + * @param endpointCallback Endpoint callback structure. Please refer to the structure + * usb_device_endpoint_callback_struct_t. + * + * @retval kStatus_USB_Success The endpoint is initialized successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_InvalidParameter The epInit or endpointCallback is NULL pointer. Or the endpoint number is + * more than USB_DEVICE_CONFIG_ENDPOINTS. + * @retval kStatus_USB_Busy The endpoint is busy in EHCI driver. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + */ +usb_status_t USB_DeviceInitEndpoint(usb_device_handle handle, + usb_device_endpoint_init_struct_t *epInit, + usb_device_endpoint_callback_struct_t *endpointCallback) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + uint8_t endpoint; + uint8_t direction; + + if (!deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + + if ((!epInit) || (!endpointCallback)) + { + return kStatus_USB_InvalidParameter; + } + + endpoint = epInit->endpointAddress & USB_ENDPOINT_NUMBER_MASK; + direction = (epInit->endpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) >> + USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT; + + if (endpoint < USB_DEVICE_CONFIG_ENDPOINTS) + { + deviceHandle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackFn = + endpointCallback->callbackFn; + deviceHandle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackParam = + endpointCallback->callbackParam; + } + else + { + return kStatus_USB_InvalidParameter; + } + return USB_DeviceControl(handle, kUSB_DeviceControlEndpointInit, epInit); +} + +/*! + * @brief De-initizlize a specified endpoint. + * + * The function is used to de-initizlize a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint address, bit7 is the direction of endpoint, 1U - IN, abd 0U - OUT. + * + * @retval kStatus_USB_Success The endpoint is de-initialized successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_InvalidParameter The endpoint number is more than USB_DEVICE_CONFIG_ENDPOINTS. + * @retval kStatus_USB_Busy The endpoint is busy in EHCI driver. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + */ +usb_status_t USB_DeviceDeinitEndpoint(usb_device_handle handle, uint8_t endpointAddress) +{ + usb_device_struct_t *deviceHandle = (usb_device_struct_t *)handle; + uint8_t endpoint = endpointAddress & USB_ENDPOINT_NUMBER_MASK; + uint8_t direction = (endpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) >> + USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT; + usb_status_t error = kStatus_USB_Error; + + if (!deviceHandle) + { + return kStatus_USB_InvalidHandle; + } + error = USB_DeviceControl(handle, kUSB_DeviceControlEndpointDeinit, &endpointAddress); + if (endpoint < USB_DEVICE_CONFIG_ENDPOINTS) + { + deviceHandle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackFn = + (usb_device_endpoint_callback_t)NULL; + deviceHandle->endpointCallback[(uint8_t)((uint32_t)endpoint << 1U) | direction].callbackParam = NULL; + } + else + { + return kStatus_USB_InvalidParameter; + } + return error; +} + +/*! + * @brief Stall a specified endpoint. + * + * The function is used to stall a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint address, bit7 is the direction of endpoint, 1U - IN, abd 0U - OUT. + * + * @retval kStatus_USB_Success The endpoint is stalled successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_InvalidParameter The endpoint number is more than USB_DEVICE_CONFIG_ENDPOINTS. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + */ +usb_status_t USB_DeviceStallEndpoint(usb_device_handle handle, uint8_t endpointAddress) +{ + if ((endpointAddress & USB_ENDPOINT_NUMBER_MASK) < USB_DEVICE_CONFIG_ENDPOINTS) + { + return USB_DeviceControl(handle, kUSB_DeviceControlEndpointStall, &endpointAddress); + } + else + { + return kStatus_USB_InvalidParameter; + } +} + +/*! + * @brief Un-stall a specified endpoint. + * + * The function is used to un-stall a specified endpoint. + * + * @param handle The device handle got from USB_DeviceInit. + * @param endpointAddress Endpoint address, bit7 is the direction of endpoint, 1U - IN, abd 0U - OUT. + * + * @retval kStatus_USB_Success The endpoint is un-stalled successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_InvalidParameter The endpoint number is more than USB_DEVICE_CONFIG_ENDPOINTS. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + */ +usb_status_t USB_DeviceUnstallEndpoint(usb_device_handle handle, uint8_t endpointAddress) +{ + if ((endpointAddress & USB_ENDPOINT_NUMBER_MASK) < USB_DEVICE_CONFIG_ENDPOINTS) + { + return USB_DeviceControl(handle, kUSB_DeviceControlEndpointUnstall, &endpointAddress); + } + else + { + return kStatus_USB_InvalidParameter; + } +} + +/*! + * @brief Get the status of the selected item. + * + * The function is used to get the status of the selected item. + * + * @param handle The device handle got from USB_DeviceInit. + * @param type The selected item. Please refer to the structure usb_device_status_t. + * @param param The param type is determined by the selected item. + * + * @retval kStatus_USB_Success Get status successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_InvalidParameter The param is NULL pointer. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_Error Unsupported type. + */ +usb_status_t USB_DeviceGetStatus(usb_device_handle handle, usb_device_status_t type, void *param) +{ + uint8_t *temp8; + usb_status_t error = kStatus_USB_Error; + + if (NULL == param) + { + return kStatus_USB_InvalidParameter; + } + switch (type) + { + case kUSB_DeviceStatusSpeed: + error = USB_DeviceControl(handle, kUSB_DeviceControlGetSpeed, param); + break; + case kUSB_DeviceStatusOtg: + error = USB_DeviceControl(handle, kUSB_DeviceControlGetOtgStatus, param); + break; + case kUSB_DeviceStatusDeviceState: + temp8 = (uint8_t *)param; + error = kStatus_USB_Success; + *temp8 = ((usb_device_struct_t *)handle)->state; + break; + case kUSB_DeviceStatusAddress: + temp8 = (uint8_t *)param; + error = kStatus_USB_Success; + *temp8 = ((usb_device_struct_t *)handle)->deviceAddress; + break; + case kUSB_DeviceStatusDevice: + error = USB_DeviceControl(handle, kUSB_DeviceControlGetDeviceStatus, param); + break; + case kUSB_DeviceStatusEndpoint: + error = USB_DeviceControl(handle, kUSB_DeviceControlGetEndpointStatus, param); + break; + case kUSB_DeviceStatusSynchFrame: + error = USB_DeviceControl(handle, kUSB_DeviceControlGetSynchFrame, param); + break; + default: + break; + } + return error; +} + +/*! + * @brief Set the status of the selected item. + * + * The function is used to set the status of the selected item. + * + * @param handle The device handle got from USB_DeviceInit. + * @param type The selected item. Please refer to the structure usb_device_status_t. + * @param param The param type is determined by the selected item. + * + * @retval kStatus_USB_Success Set status successfully. + * @retval kStatus_USB_InvalidHandle The handle is a NULL pointer. Or the controller handle is invalid. + * @retval kStatus_USB_ControllerNotFound Cannot find the controller. + * @retval kStatus_USB_Error Unsupported type, or the param is NULL pointer. + */ +usb_status_t USB_DeviceSetStatus(usb_device_handle handle, usb_device_status_t type, void *param) +{ + usb_status_t error = kStatus_USB_Error; + switch (type) + { +#if (defined(USB_DEVICE_CONFIG_EHCI) && (USB_DEVICE_CONFIG_EHCI > 0U)) && \ + (defined(USB_DEVICE_CONFIG_EHCI_TEST_MODE) && (USB_DEVICE_CONFIG_EHCI_TEST_MODE > 0U)) + case kUSB_DeviceStatusTestMode: + error = USB_DeviceControl(handle, kUSB_DeviceControlSetTestMode, param); + break; +#endif + case kUSB_DeviceStatusOtg: + error = USB_DeviceControl(handle, kUSB_DeviceControlSetOtgStatus, param); + break; + case kUSB_DeviceStatusDeviceState: + if (NULL != param) + { + error = kStatus_USB_Success; + ((usb_device_struct_t *)handle)->state = (uint8_t)(*(uint8_t *)param); + } + break; + case kUSB_DeviceStatusAddress: + if (kUSB_DeviceStateAddressing != ((usb_device_struct_t *)handle)->state) + { + if (NULL != param) + { + error = kStatus_USB_Success; + ((usb_device_struct_t *)handle)->deviceAddress = (uint8_t)(*(uint8_t *)param); + ((usb_device_struct_t *)handle)->state = kUSB_DeviceStateAddressing; + } + } + else + { + error = USB_DeviceControl(handle, kUSB_DeviceControlSetDeviceAddress, + &((usb_device_struct_t *)handle)->deviceAddress); + } + break; + case kUSB_DeviceStatusBus: + error = USB_DeviceControl(handle, kUSB_DeviceControlResume, param); + break; + default: + break; + } + return error; +} + +#if USB_DEVICE_CONFIG_USE_TASK +/*! + * @brief Device task function. + * + * The function is used to handle controller message. + * This function should not be called in applicartion directly. + * + * @param handle The device handle got from USB_DeviceInit. + */ +void USB_DeviceTaskFunction(void *deviceHandle) +{ + usb_device_struct_t *handle = (usb_device_struct_t *)deviceHandle; + static usb_device_callback_message_struct_t message; + + if (deviceHandle) + { + /* Get the message from the queue */ + if (kStatus_USB_OSA_Success == USB_OsaMsgqRecv(handle->notificationQueue, (uint32_t *)&message, 0U)) + { + /* Handle the message */ + USB_DeviceNotification(handle, &message); + } + } +} +#endif + +/*! + * @brief Get dvice stack version function. + * + * The function is used to get dvice stack version. + * + * @param[out] version The version structure pointer to keep the device stack version. + * + */ +void USB_DeviceGetVersion(uint32_t *version) +{ + if (version) + { + *version = + (uint32_t)USB_MAKE_VERSION(USB_STACK_VERSION_MAJOR, USB_STACK_VERSION_MINOR, USB_STACK_VERSION_BUGFIX); + } +} +#endif /* USB_DEVICE_CONFIG_NUM */ |