1 /* SPDX-License-Identifier: GPL-2.0-only */
3  *  arch/arm/include/asm/proc-fns.h
5  *  Copyright (C) 1997-1999 Russell King
13 #include <asm/glue-proc.h>
21  * Don't change this structure - ASM code relies on it.
23 struct processor {  struct
33 	 * Set up any processor specifics  argument
37 	 * Check for processor bugs  argument
41 	 * Disable any processor specifics  argument
49 	 * Idle the processor  argument
53 	 * Processor architecture specific
57 	 * D-cache without flushing the cache.
66 	 * Set a possibly extended PTE.  Non-extended PTEs should
82 static inline void init_proc_vtable(const struct processor *p)  in init_proc_vtable()  argument
103 extern struct processor processor;
107  * This can't be a per-cpu variable because we need to access it before
108  * per-cpu has been initialised.  We have a couple of functions that are
109  * called in a pre-emptible context, and so can't use smp_processor_id()
113 extern struct processor *cpu_vtable[];
114 #define PROC_VTABLE(f)			cpu_vtable[smp_processor_id()]->f
115 #define PROC_TABLE(f)			cpu_vtable[0]->f
116 static inline void init_proc_vtable(const struct processor *p)  in init_proc_vtable()
120 	WARN_ON_ONCE(cpu_vtable[cpu]->dcache_clean_area !=  in init_proc_vtable()
121 		     cpu_vtable[0]->dcache_clean_area);  in init_proc_vtable()
122 	WARN_ON_ONCE(cpu_vtable[cpu]->set_pte_ext !=  in init_proc_vtable()
123 		     cpu_vtable[0]->set_pte_ext);  in init_proc_vtable()
126 #define PROC_VTABLE(f)			processor.f
127 #define PROC_TABLE(f)			processor.f
128 static inline void init_proc_vtable(const struct processor *p)  in init_proc_vtable()
130 	processor = *p;  in init_proc_vtable()
167 		pg &= ~(PTRS_PER_PGD*sizeof(pgd_t)-1);	\