| #------------------------------------------------------------------------------ | |
| # | |
| # DisableInterrupts() for ARM | |
| # | |
| # Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> | |
| # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> | |
| # This program and the accompanying materials | |
| # are licensed and made available under the terms and conditions of the BSD License | |
| # which accompanies this distribution. The full text of the license may be found at | |
| # http://opensource.org/licenses/bsd-license.php. | |
| # | |
| # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| # | |
| #------------------------------------------------------------------------------ | |
| .text | |
| .p2align 2 | |
| GCC_ASM_EXPORT(DisableInterrupts) | |
| #/** | |
| # Disables CPU interrupts. | |
| # | |
| #**/ | |
| #VOID | |
| #EFIAPI | |
| #DisableInterrupts ( | |
| # VOID | |
| # ); | |
| # | |
| ASM_PFX(DisableInterrupts): | |
| mrs R0,CPSR | |
| orr R0,R0,#0x80 @Disable IRQ interrupts | |
| msr CPSR_c,R0 | |
| bx LR |