Release 4.18 arch/arm/include/asm/system_misc.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_SYSTEM_MISC_H

#define __ASM_ARM_SYSTEM_MISC_H

#ifndef __ASSEMBLY__

#include <linux/compiler.h>
#include <linux/linkage.h>
#include <linux/irqflags.h>
#include <linux/reboot.h>
#include <linux/percpu.h>

extern void cpu_init(void);

void soft_restart(unsigned long);
extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd);
extern void (*arm_pm_idle)(void);

#ifdef CONFIG_HARDEN_BRANCH_PREDICTOR

typedef void (*harden_branch_predictor_fn_t)(void);
DECLARE_PER_CPU(harden_branch_predictor_fn_t, harden_branch_predictor_fn);


static inline void harden_branch_predictor(void)
{
	harden_branch_predictor_fn_t fn = per_cpu(harden_branch_predictor_fn,
						  smp_processor_id());
	if (fn)
		fn();
}
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#else

#define harden_branch_predictor() do { } while (0)
#endif


#define UDBG_UNDEFINED	(1 << 0)

#define UDBG_SYSCALL	(1 << 1)

#define UDBG_BADABORT	(1 << 2)

#define UDBG_SEGV	(1 << 3)

#define UDBG_BUS	(1 << 4)

extern unsigned int user_debug;



static inline int handle_guest_sea(phys_addr_t addr, unsigned int esr)
{
	return -1;
}

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#endif /* !__ASSEMBLY__ */

#endif /* __ASM_ARM_SYSTEM_MISC_H */
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Directory: arch/arm/include/asm

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