linux-sg2042/arch/arm64/kernel/cpu-reset.h

33 lines
778 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* CPU reset routines
*
* Copyright (C) 2015 Huawei Futurewei Technologies.
*/
#ifndef _ARM64_CPU_RESET_H
#define _ARM64_CPU_RESET_H
#include <asm/virt.h>
void __cpu_soft_restart(unsigned long el2_switch, unsigned long entry,
unsigned long arg0, unsigned long arg1, unsigned long arg2);
static inline void __noreturn cpu_soft_restart(unsigned long entry,
unsigned long arg0,
unsigned long arg1,
unsigned long arg2)
{
typeof(__cpu_soft_restart) *restart;
unsigned long el2_switch = !is_kernel_in_hyp_mode() &&
is_hyp_mode_available();
restart = (void *)__pa_symbol(__cpu_soft_restart);
cpu_install_idmap();
restart(el2_switch, entry, arg0, arg1, arg2);
unreachable();
}
#endif