1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Copyright 2019 NXP 4 */ 5 6#include <linux/linkage.h> 7 8ENTRY(lowlevel_init) 9 mrs x0, CurrentEL 10 cmp x0, #8 11 b.eq 1f 12 ret 131: 14 msr daifclr, #4 15 16 /* set HCR_EL2.AMO to catch SERROR */ 17 mrs x0, hcr_el2 18 orr x0, x0, #0x20 19 msr hcr_el2, x0 20 isb 21 ret 22ENDPROC(lowlevel_init) 23