/**************************************************************************/ /* */ /* 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. */ /* */ /**************************************************************************/ /**************************************************************************/ /**************************************************************************/ /** */ /** ThreadX Component */ /** */ /** Thread */ /** */ /**************************************************************************/ /**************************************************************************/ #ifdef TX_INCLUDE_USER_DEFINE_FILE #include "tx_user.h" #endif /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _tx_thread_interrupt_disable Cortex-Mxx/AC6 */ /* 6.2.1 */ /* AUTHOR */ /* */ /* Scott Larson, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function is responsible for disabling interrupts and returning */ /* the previous interrupt lockout posture. */ /* */ /* INPUT */ /* */ /* None */ /* */ /* OUTPUT */ /* */ /* old_posture Old interrupt lockout posture */ /* */ /* CALLS */ /* */ /* None */ /* */ /* CALLED BY */ /* */ /* Application Code */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 09-30-2020 Scott Larson Initial Version 6.1 */ /* 03-08-2023 Scott Larson Include tx_user.h, */ /* resulting in version 6.2.1 */ /* */ /**************************************************************************/ // UINT _tx_thread_interrupt_disable(VOID) // { .section .text .balign 4 .syntax unified .eabi_attribute Tag_ABI_align_preserved, 1 .global _tx_thread_interrupt_disable .thumb_func .type _tx_thread_interrupt_disable, function _tx_thread_interrupt_disable: /* Return current interrupt lockout posture. */ #ifdef TX_PORT_USE_BASEPRI MRS r0, BASEPRI LDR r1, =TX_PORT_BASEPRI MSR BASEPRI, r1 #else MRS r0, PRIMASK CPSID i #endif BX lr // } .end