xref: /openbmc/u-boot/arch/arm/cpu/armv8/tlb.S (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1*83d290c5STom Rini/* SPDX-License-Identifier: GPL-2.0+ */
20ae76531SDavid Feng/*
30ae76531SDavid Feng * (C) Copyright 2013
40ae76531SDavid Feng * David Feng <fenghua@phytium.com.cn>
50ae76531SDavid Feng */
60ae76531SDavid Feng
70ae76531SDavid Feng#include <asm-offsets.h>
80ae76531SDavid Feng#include <config.h>
90ae76531SDavid Feng#include <linux/linkage.h>
100ae76531SDavid Feng#include <asm/macro.h>
110ae76531SDavid Feng
120ae76531SDavid Feng/*
130ae76531SDavid Feng * void __asm_invalidate_tlb_all(void)
140ae76531SDavid Feng *
150ae76531SDavid Feng * invalidate all tlb entries.
160ae76531SDavid Feng*/
17e6a05862SPhilipp Tomsich.pushsection .text.__asm_invalidate_tlb_all, "ax"
180ae76531SDavid FengENTRY(__asm_invalidate_tlb_all)
190ae76531SDavid Feng	switch_el x9, 3f, 2f, 1f
200ae76531SDavid Feng3:	tlbi	alle3
210ae76531SDavid Feng	dsb	sy
220ae76531SDavid Feng	isb
230ae76531SDavid Feng	b	0f
240ae76531SDavid Feng2:	tlbi	alle2
250ae76531SDavid Feng	dsb	sy
260ae76531SDavid Feng	isb
270ae76531SDavid Feng	b	0f
280ae76531SDavid Feng1:	tlbi	vmalle1
290ae76531SDavid Feng	dsb	sy
300ae76531SDavid Feng	isb
310ae76531SDavid Feng0:
320ae76531SDavid Feng	ret
330ae76531SDavid FengENDPROC(__asm_invalidate_tlb_all)
34e6a05862SPhilipp Tomsich.popsection
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