add SMP, Modules, and more processor/tools releases
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118
common_smp/src/tx_thread_smp_high_level_initialize.c
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118
common_smp/src/tx_thread_smp_high_level_initialize.c
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/**************************************************************************/
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/* */
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/* Copyright (c) Microsoft Corporation. All rights reserved. */
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/* */
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/* This software is licensed under the Microsoft Software License */
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/* Terms for Microsoft Azure RTOS. Full text of the license can be */
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/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
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/* and in the root directory of this software. */
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/* */
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/**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** ThreadX Component */
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/** */
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/** Initialization */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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#define TX_SOURCE_CODE
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#define TX_THREAD_SMP_SOURCE_CODE
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/* Include necessary system files. */
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#include "tx_api.h"
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#include "tx_initialize.h"
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#include "tx_timer.h"
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#include "tx_thread.h"
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_thread_smp_high_level_initialize PORTABLE SMP */
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/* 6.0.1 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function initializes the ThreadX SMP data structures and */
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/* CPU registers. */
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/* */
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/* INPUT */
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/* */
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/* None */
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/* */
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/* OUTPUT */
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/* */
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/* None */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* _tx_initialize_kernel_enter ThreadX entry */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 06-30-2020 William E. Lamie Initial Version 6.0.1 */
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/* */
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/**************************************************************************/
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void _tx_thread_smp_high_level_initialize(void)
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{
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/* Clear the system error flag. */
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_tx_thread_smp_system_error = TX_FALSE;
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/* Ensure that the system state variable is set to indicate
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initialization is in progress. Note that this variable is
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later used to represent interrupt nesting. */
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_tx_thread_smp_current_state_set(TX_INITIALIZE_IN_PROGRESS);
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/* Clear the thread protection. */
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TX_MEMSET(&_tx_thread_smp_protection, 0, sizeof(TX_THREAD_SMP_PROTECT));
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/* Set the field of the protection to all ones to indicate it is invalid. */
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_tx_thread_smp_protection.tx_thread_smp_protect_core = ((ULONG) 0xFFFFFFFFUL);
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/* Clear the thread schedule list. */
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TX_MEMSET(&_tx_thread_smp_schedule_list[0], 0, sizeof(_tx_thread_smp_schedule_list));
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/* Initialize core list. */
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TX_MEMSET(&_tx_thread_smp_protect_wait_list[0], 0xff, sizeof(_tx_thread_smp_protect_wait_list));
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/* Set the wait list size so we can access it from assembly functions. */
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_tx_thread_smp_protect_wait_list_size = TX_THREAD_SMP_PROTECT_WAIT_LIST_SIZE;
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#ifndef TX_THREAD_SMP_DYNAMIC_CORE_MAX
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/* Call low-level SMP initialize. */
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_tx_thread_smp_low_level_initialize(((UINT) TX_THREAD_SMP_MAX_CORES));
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#else
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/* Determine if the dynamic maximum number of cores is 0. If so, default it
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to the compile-time maximum. */
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if (_tx_thread_smp_max_cores == 0)
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{
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/* Default to the compile-time maximum. */
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_tx_thread_smp_max_cores = TX_THREAD_SMP_MAX_CORES;
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}
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/* Call low-level SMP initialize. */
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_tx_thread_smp_low_level_initialize(_tx_thread_smp_max_cores);
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#endif
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}
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