projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| ebd04fc2 | 1 | #------------------------------------------------------------------------------ \r |
| 2 | #\r | |
| 3 | # DisableInterrupts() for ARM\r | |
| 4 | #\r | |
| bb817c56 HT |
5 | # Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r |
| 6 | # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
| 7 | # This program and the accompanying materials\r | |
| ebd04fc2 | 8 | # are licensed and made available under the terms and conditions of the BSD License\r |
| 9 | # which accompanies this distribution. The full text of the license may be found at\r | |
| 10 | # http://opensource.org/licenses/bsd-license.php\r | |
| 11 | #\r | |
| 12 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 13 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 14 | #\r | |
| 15 | #------------------------------------------------------------------------------\r | |
| 16 | \r | |
| 17 | .text\r | |
| 18 | .p2align 2\r | |
| 19 | .globl ASM_PFX(DisableInterrupts)\r | |
| 20 | \r | |
| 21 | #/**\r | |
| 22 | # Disables CPU interrupts.\r | |
| 23 | #\r | |
| 24 | #**/\r | |
| 25 | #VOID\r | |
| 26 | #EFIAPI\r | |
| 27 | #DisableInterrupts (\r | |
| 28 | # VOID\r | |
| 29 | # );\r | |
| 30 | #\r | |
| 31 | ASM_PFX(DisableInterrupts):\r | |
| 32 | mrs R0,CPSR\r | |
| 01a54966 | 33 | orr R0,R0,#0x80 @Disable IRQ interrupts\r |
| ebd04fc2 | 34 | msr CPSR_c,R0\r |
| 35 | bx LR\r |