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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
extern int init_per_cpu(int cpuid);
#if defined(CONFIG_SMP)
/* Page Zero Location PDC will look for the address to branch to when we poke
** slave CPUs still in "Icache loop".
*/
#define PDC_OS_BOOT_RENDEZVOUS 0x10
#define PDC_OS_BOOT_RENDEZVOUS_HI 0x28
#ifndef ASSEMBLY
#include <linux/bitops.h>
#include <linux/threads.h> /* for NR_CPUS */
#include <linux/cpumask.h>
typedef unsigned long address_t;
/*
* Private routines/data
*
* physical and logical are equivalent until we support CPU hotplug.
*/
#define cpu_number_map(cpu) (cpu)
#define cpu_logical_map(cpu) (cpu)
extern void smp_send_all_nop(void);
extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
#endif /* !ASSEMBLY */
#define raw_smp_processor_id() (current_thread_info()->cpu)
#else /* CONFIG_SMP */
static inline void smp_send_all_nop(void) { return; }
#endif
#define NO_PROC_ID 0xFF /* No processor magic marker */
#define ANY_PROC_ID 0xFF /* Any processor magic marker */
static inline int __cpu_disable (void) {
return 0;
}
static inline void __cpu_die (unsigned int cpu) {
while(1)
;
}
#endif /* __ASM_SMP_H */
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