| 1 | ;------------------------------------------------------------------------------
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| 2 | ;
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| 3 | ; CpuFlushTlb() for ARM
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| 4 | ;
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| 5 | ; Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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| 6 | ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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| 7 | ; SPDX-License-Identifier: BSD-2-Clause-Patent
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| 8 | ;
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| 9 | ;------------------------------------------------------------------------------
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| 10 |
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| 11 | EXPORT CpuFlushTlb
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| 12 | AREA cpu_flush_tlb, CODE, READONLY
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| 13 |
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| 14 | ;/**
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| 15 | ; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
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| 16 | ;
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| 17 | ; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
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| 18 | ;
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| 19 | ;**/
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| 20 | ;VOID
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| 21 | ;EFIAPI
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| 22 | ;CpuFlushTlb (
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| 23 | ; VOID
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| 24 | ; );
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| 25 | ;
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| 26 | CpuFlushTlb
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| 27 | MOV r0,#0
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| 28 | MCR p15,0,r0,c8,c5,0 ;Invalidate all the unlocked entried in TLB
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| 29 | BX LR
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| 30 |
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| 31 | END
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