usbx
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Outline
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#define UX_SOURCE_CODE
#include "ux_api.h"
#include "ux_host_stack.h"
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_ux_host_stack_uninitialize()
Files
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SourceVuSTM32 Libraries and Samplesusbxcommon/core/src/ux_host_stack_uninitialize.c
 
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/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */... /**************************************************************************/ ... /**************************************************************************/ /**************************************************************************/ /** */ /** USBX Component */ /** */ /** Host Stack */ /** */... /**************************************************************************/ /**************************************************************************/ /* Include necessary system files. */ #define UX_SOURCE_CODE #include "ux_api.h" #include "ux_host_stack.h" ... /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _ux_host_stack_uninitialize PORTABLE C */ /* 6.1.10 */ /* AUTHOR */ /* */ /* Chaoqiong Xiao, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function uninitializes all the host code for USBX to work on a */ /* specific platform. */ /* */ /* Note following steps must be done before host stack uninitialize: */ /* All HCDs must be unregistered (devices also removed). */ /* All classes unregistered (clients attached also removed). */ /* */ /* INPUT */ /* */ /* */ /* OUTPUT */ /* */ /* Completion Status */ /* UX_SUCCESS Uninitialized success */ /* */ /* */ /* CALLS */ /* */ /* _ux_utility_memory_free Free host memory */ /* _ux_utility_thread_delete Delete host thread */ /* _ux_utility_semaphore_delete Delete host semaphore */ /* */ /* CALLED BY */ /* */ /* Application */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 09-30-2020 Chaoqiong Xiao Initial Version 6.1 */ /* 08-02-2021 Xiuwen Cai Modified comment(s), */ /* fixed compile issue, */ /* resulting in version 6.1.8 */ /* 01-31-2022 Chaoqiong Xiao Modified comment(s), */ /* added standalone support, */ /* resulting in version 6.1.10 */ /* */... /**************************************************************************/ UINT _ux_host_stack_uninitialize(VOID) { /* If trace is enabled, insert this event into the trace buffer. */ UX_TRACE_IN_LINE_INSERT(UX_TRACE_HOST_STACK_UNINITIALIZE, 0, 0, 0, 0, UX_TRACE_HOST_STACK_EVENTS, 0, 0) #if !defined(UX_HOST_STANDALONE) /* Delete enumeration thread. */ _ux_utility_thread_delete(&_ux_system_host -> ux_system_host_enum_thread); /* Delete enumeration semaphore. */ _ux_utility_semaphore_delete(&_ux_system_host -> ux_system_host_enum_semaphore); /* Free enumeration thread stack. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_enum_thread_stack); /* Delete HCD thread. */ _ux_utility_thread_delete(&_ux_system_host -> ux_system_host_hcd_thread); /* Delete HCD semaphore. */ _ux_utility_semaphore_delete(&_ux_system_host -> ux_system_host_hcd_semaphore); /* Free HCD thread stack. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_hcd_thread_stack);/* ... */ #endif #if defined(UX_OTG_SUPPORT) && !defined(UX_OTG_STANDALONE) /* Delete HNP thread. */ _ux_utility_thread_delete(&_ux_system_host -> ux_system_host_hnp_polling_thread); /* Free HNP thread stack. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_hnp_polling_thread_stack);/* ... */ #endif /* Free HCD array. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_hcd_array); /* Free Class array. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_class_array); /* Free Device array. */ _ux_utility_memory_free(_ux_system_host -> ux_system_host_device_array); /* Return success to caller. */ return(UX_SUCCESS); }{ ... }
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