80 lines
4.7 KiB
ArmAsm
80 lines
4.7 KiB
ArmAsm
/**************************************************************************/
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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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/** Thread */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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.text 32
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.align 4
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.syntax unified
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_thread_interrupt_disable Cortex-M7/GNU */
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/* 6.1.7 */
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/* AUTHOR */
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/* */
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/* Scott Larson, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function is responsible for disabling interrupts and returning */
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/* the previous interrupt lockout posture. */
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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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/* old_posture Old interrupt lockout posture */
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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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/* Application Code */
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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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/* 06-02-2021 Scott Larson Initial Version 6.1.7 */
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/* */
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/**************************************************************************/
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// UINT _tx_thread_interrupt_disable(VOID)
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// {
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.global _tx_thread_interrupt_disable
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.thumb_func
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_tx_thread_interrupt_disable:
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/* Return current interrupt lockout posture. */
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#ifdef TX_PORT_USE_BASEPRI
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MRS r0, BASEPRI
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LDR r1, =TX_PORT_BASEPRI
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MSR BASEPRI, r1
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#else
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MRS r0, PRIMASK
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CPSID i
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#endif
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BX lr
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// }
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