blob: 8e76db83c49878209a424d19e0e0f9789c276291 [file] [log] [blame]
/* 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();
}
#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;
}
#endif /* !__ASSEMBLY__ */
#endif /* __ASM_ARM_SYSTEM_MISC_H */