xref: /openbmc/u-boot/arch/arm/cpu/armv8/tlb.S (revision 274bced8)
1/*
2 * (C) Copyright 2013
3 * David Feng <fenghua@phytium.com.cn>
4 *
5 * SPDX-License-Identifier:	GPL-2.0+
6 */
7
8#include <asm-offsets.h>
9#include <config.h>
10#include <linux/linkage.h>
11#include <asm/macro.h>
12
13/*
14 * void __asm_invalidate_tlb_all(void)
15 *
16 * invalidate all tlb entries.
17 */
18ENTRY(__asm_invalidate_tlb_all)
19	switch_el x9, 3f, 2f, 1f
203:	tlbi	alle3
21	dsb	sy
22	isb
23	b	0f
242:	tlbi	alle2
25	dsb	sy
26	isb
27	b	0f
281:	tlbi	vmalle1
29	dsb	sy
30	isb
310:
32	ret
33ENDPROC(__asm_invalidate_tlb_all)
34