| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #ifndef _XEN_SMP_H |
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| 3 | |
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| 4 | #ifdef CONFIG_SMP |
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| 5 | |
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| 6 | void asm_cpu_bringup_and_idle(void); |
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| 7 | asmlinkage void cpu_bringup_and_idle(void); |
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| 8 | |
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| 9 | extern void xen_send_IPI_mask(const struct cpumask *mask, |
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| 10 | int vector); |
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| 11 | extern void xen_send_IPI_mask_allbutself(const struct cpumask *mask, |
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| 12 | int vector); |
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| 13 | extern void xen_send_IPI_allbutself(int vector); |
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| 14 | extern void xen_send_IPI_all(int vector); |
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| 15 | extern void xen_send_IPI_self(int vector); |
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| 16 | |
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| 17 | extern int xen_smp_intr_init(unsigned int cpu); |
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| 18 | extern void xen_smp_intr_free(unsigned int cpu); |
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| 19 | int xen_smp_intr_init_pv(unsigned int cpu); |
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| 20 | void xen_smp_intr_free_pv(unsigned int cpu); |
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| 21 | |
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| 22 | void xen_smp_cpus_done(unsigned int max_cpus); |
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| 23 | |
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| 24 | void xen_smp_send_reschedule(int cpu); |
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| 25 | void xen_smp_send_call_function_ipi(const struct cpumask *mask); |
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| 26 | void xen_smp_send_call_function_single_ipi(int cpu); |
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| 27 | |
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| 28 | void __noreturn xen_cpu_bringup_again(unsigned long stack); |
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| 29 | |
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| 30 | struct xen_common_irq { |
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| 31 | int irq; |
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| 32 | char *name; |
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| 33 | }; |
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| 34 | #else /* CONFIG_SMP */ |
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| 35 | |
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| 36 | static inline int xen_smp_intr_init(unsigned int cpu) |
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| 37 | { |
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| 38 | return 0; |
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| 39 | } |
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| 40 | static inline void xen_smp_intr_free(unsigned int cpu) {} |
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| 41 | |
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| 42 | static inline int xen_smp_intr_init_pv(unsigned int cpu) |
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| 43 | { |
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| 44 | return 0; |
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| 45 | } |
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| 46 | static inline void xen_smp_intr_free_pv(unsigned int cpu) {} |
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| 47 | #endif /* CONFIG_SMP */ |
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| 48 | |
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| 49 | #endif |
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| 50 | |
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