;/**************************************************************************/
;/*                                                                        */
;/*       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                                                              */
;/**                                                                       */
;/**************************************************************************/
;/**************************************************************************/
;
;#define TX_SOURCE_CODE
;
;
;/* Include necessary system files.  */
;
;#include "tx_api.h"
;#include "tx_thread.h"
;
;
#ifdef TX_ENABLE_FIQ_SUPPORT
DISABLE_INTS    DEFINE      0xC0                ; IRQ & FIQ interrupts disabled
#else
DISABLE_INTS    DEFINE      0x80                ; IRQ interrupts disabled
#endif
;
;
;
;/**************************************************************************/ 
;/*                                                                        */ 
;/*  FUNCTION                                               RELEASE        */ 
;/*                                                                        */ 
;/*    _tx_thread_interrupt_disable                        ARM11/IAR       */ 
;/*                                                            6.1         */ 
;/*  AUTHOR                                                                */ 
;/*                                                                        */ 
;/*    William E. Lamie, Microsoft Corporation                             */ 
;/*                                                                        */ 
;/*  DESCRIPTION                                                           */ 
;/*                                                                        */ 
;/*    This function is responsible for disabling interrupts               */ 
;/*                                                                        */ 
;/*  INPUT                                                                 */ 
;/*                                                                        */ 
;/*    None                                                                */ 
;/*                                                                        */ 
;/*  OUTPUT                                                                */ 
;/*                                                                        */ 
;/*    old_posture                           Old interrupt lockout posture */ 
;/*                                                                        */ 
;/*  CALLS                                                                 */ 
;/*                                                                        */ 
;/*    None                                                                */ 
;/*                                                                        */ 
;/*  CALLED BY                                                             */ 
;/*                                                                        */ 
;/*    Application Code                                                    */ 
;/*                                                                        */ 
;/*  RELEASE HISTORY                                                       */ 
;/*                                                                        */ 
;/*    DATE              NAME                      DESCRIPTION             */ 
;/*                                                                        */ 
;/*  09-30-2020     William E. Lamie         Initial Version 6.1           */ 
;/*                                                                        */ 
;/**************************************************************************/ 
;UINT   _tx_thread_interrupt_disable(VOID)
;{
    RSEG    .text:CODE:NOROOT(2)
    PUBLIC _tx_thread_interrupt_disable
    CODE32
_tx_thread_interrupt_disable??rA
_tx_thread_interrupt_disable
;
;    /* Pickup current interrupt lockout posture.  */
;
    MRS     r0, CPSR                            ; Pickup current CPSR
;
;    /* Mask interrupts.  */
;
    ORR     r1, r0, #DISABLE_INTS               ; Mask interrupts
    MSR     CPSR_cxsf, r1                       ; Setup new CPSR
#ifdef TX_THUMB
    BX      lr                                  ; Return to caller
#else
    MOV     pc, lr                              ; Return to caller
#endif
;}
;
;
    END
