projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 990e25aa | 1 | ;------------------------------------------------------------------------------ \r |
| 2 | ;\r | |
| 3 | ; CpuFlushTlb() for ARM\r | |
| 4 | ;\r | |
| de2d3419 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 | |
| 990e25aa | 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 | |
| 2fc59a00 | 10 | ; http://opensource.org/licenses/bsd-license.php.\r |
| 990e25aa | 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 | EXPORT CpuFlushTlb\r | |
| 18 | AREA cpu_flush_tlb, CODE, READONLY\r | |
| 19 | \r | |
| 20 | ;/**\r | |
| 21 | ; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.\r | |
| 22 | ;\r | |
| 23 | ; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.\r | |
| 24 | ;\r | |
| 25 | ;**/\r | |
| 26 | ;VOID\r | |
| 27 | ;EFIAPI\r | |
| 28 | ;CpuFlushTlb (\r | |
| 29 | ; VOID\r | |
| 30 | ; );\r | |
| 31 | ;\r | |
| 32 | CpuFlushTlb \r | |
| 33 | MOV r0,#0\r | |
| 34 | MCR p15,0,r0,c8,c5,0 ;Invalidate all the unlocked entried in TLB\r | |
| 35 | BX LR\r | |
| 36 | \r | |
| 37 | END\r |