162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef _XEN_SMP_H 362306a36Sopenharmony_ci 462306a36Sopenharmony_ci#ifdef CONFIG_SMP 562306a36Sopenharmony_ci 662306a36Sopenharmony_civoid asm_cpu_bringup_and_idle(void); 762306a36Sopenharmony_ciasmlinkage void cpu_bringup_and_idle(void); 862306a36Sopenharmony_ci 962306a36Sopenharmony_ciextern void xen_send_IPI_mask(const struct cpumask *mask, 1062306a36Sopenharmony_ci int vector); 1162306a36Sopenharmony_ciextern void xen_send_IPI_mask_allbutself(const struct cpumask *mask, 1262306a36Sopenharmony_ci int vector); 1362306a36Sopenharmony_ciextern void xen_send_IPI_allbutself(int vector); 1462306a36Sopenharmony_ciextern void xen_send_IPI_all(int vector); 1562306a36Sopenharmony_ciextern void xen_send_IPI_self(int vector); 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ciextern int xen_smp_intr_init(unsigned int cpu); 1862306a36Sopenharmony_ciextern void xen_smp_intr_free(unsigned int cpu); 1962306a36Sopenharmony_ciint xen_smp_intr_init_pv(unsigned int cpu); 2062306a36Sopenharmony_civoid xen_smp_intr_free_pv(unsigned int cpu); 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_civoid xen_smp_cpus_done(unsigned int max_cpus); 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_civoid xen_smp_send_reschedule(int cpu); 2562306a36Sopenharmony_civoid xen_smp_send_call_function_ipi(const struct cpumask *mask); 2662306a36Sopenharmony_civoid xen_smp_send_call_function_single_ipi(int cpu); 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_civoid __noreturn xen_cpu_bringup_again(unsigned long stack); 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_cistruct xen_common_irq { 3162306a36Sopenharmony_ci int irq; 3262306a36Sopenharmony_ci char *name; 3362306a36Sopenharmony_ci}; 3462306a36Sopenharmony_ci#else /* CONFIG_SMP */ 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_cistatic inline int xen_smp_intr_init(unsigned int cpu) 3762306a36Sopenharmony_ci{ 3862306a36Sopenharmony_ci return 0; 3962306a36Sopenharmony_ci} 4062306a36Sopenharmony_cistatic inline void xen_smp_intr_free(unsigned int cpu) {} 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_cistatic inline int xen_smp_intr_init_pv(unsigned int cpu) 4362306a36Sopenharmony_ci{ 4462306a36Sopenharmony_ci return 0; 4562306a36Sopenharmony_ci} 4662306a36Sopenharmony_cistatic inline void xen_smp_intr_free_pv(unsigned int cpu) {} 4762306a36Sopenharmony_ci#endif /* CONFIG_SMP */ 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_ci#endif 50