| 1 |
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| 2 | #ifndef __ASM_ARM_SYSTEM_MISC_H
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| 3 | #define __ASM_ARM_SYSTEM_MISC_H
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| 4 |
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| 5 | #ifndef __ASSEMBLY__
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| 6 |
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| 7 | #include <linux/compiler.h>
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| 8 | #include <linux/linkage.h>
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| 9 | #include <linux/irqflags.h>
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| 10 | #include <linux/reboot.h>
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| 11 | #include <linux/percpu.h>
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| 12 |
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| 13 | extern void cpu_init(void);
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| 14 |
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| 15 | void soft_restart(unsigned long);
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| 16 | extern void (*arm_pm_idle)(void);
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| 17 |
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| 18 | #ifdef CONFIG_HARDEN_BRANCH_PREDICTOR
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| 19 | typedef void (*harden_branch_predictor_fn_t)(void);
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| 20 | DECLARE_PER_CPU(harden_branch_predictor_fn_t, harden_branch_predictor_fn);
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| 21 | static inline void harden_branch_predictor(void)
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| 22 | {
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| 23 | harden_branch_predictor_fn_t fn = per_cpu(harden_branch_predictor_fn,
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| 24 | smp_processor_id());
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| 25 | if (fn)
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| 26 | fn();
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| 27 | }
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| 28 | #else
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| 29 | #define harden_branch_predictor() do { } while (0)
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| 30 | #endif
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| 31 |
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| 32 | #define UDBG_UNDEFINED (1 << 0)
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| 33 | #define UDBG_SYSCALL (1 << 1)
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| 34 | #define UDBG_BADABORT (1 << 2)
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| 35 | #define UDBG_SEGV (1 << 3)
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| 36 | #define UDBG_BUS (1 << 4)
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| 37 |
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| 38 | extern unsigned int user_debug;
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| 39 |
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| 40 | #endif
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| 41 |
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| 42 | #endif
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