| /* SPDX-License-Identifier: GPL-2.0+ */ | |
| /* | |
| * Copyright 2019 NXP | |
| */ | |
| #include <linux/linkage.h> | |
| ENTRY(lowlevel_init) | |
| mrs x0, CurrentEL | |
| cmp x0, #8 | |
| b.eq 1f | |
| ret | |
| 1: | |
| msr daifclr, #4 | |
| /* set HCR_EL2.AMO to catch SERROR */ | |
| mrs x0, hcr_el2 | |
| orr x0, x0, #0x20 | |
| msr hcr_el2, x0 | |
| isb | |
| ret | |
| ENDPROC(lowlevel_init) |