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| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-imx/lowlevel.S | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-imx/lowlevel.S')
| -rw-r--r-- | roms/u-boot/arch/arm/mach-imx/lowlevel.S | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-imx/lowlevel.S b/roms/u-boot/arch/arm/mach-imx/lowlevel.S new file mode 100644 index 000000000..158fdb7d8 --- /dev/null +++ b/roms/u-boot/arch/arm/mach-imx/lowlevel.S @@ -0,0 +1,22 @@ +/* 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) |