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remarkable-uboot/arch/arm/mach-uniphier/arm64/smp.S

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ArmAsm

/*
* Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/linkage.h>
ENTRY(uniphier_smp_setup)
mrs x0, s3_1_c15_c2_1 /* CPUECTLR_EL1 */
orr x0, x0, #(1 << 6) /* SMPEN */
msr s3_1_c15_c2_1, x0
ret
ENDPROC(uniphier_smp_setup)
ENTRY(uniphier_secondary_startup)
bl uniphier_smp_setup
b _start
ENDPROC(uniphier_secondary_startup)