Cregit: Linux 6.8: cpu.h

Contributors: 11
Author	Tokens	Token Proportion	Commits	Commit Proportion
Mark Rutland	121	57.62%	3	12.50%
Suzuki K. Poulose	21	10.00%	3	12.50%
Catalin Marinas	20	9.52%	4	16.67%
Anshuman Khandual	15	7.14%	5	20.83%
Will Deacon	7	3.33%	1	4.17%
Joey Gouly	6	2.86%	2	8.33%
Mark Brown	6	2.86%	2	8.33%
Steve Capper	6	2.86%	1	4.17%
James Morse	3	1.43%	1	4.17%
Dave P Martin	3	1.43%	1	4.17%
Thomas Gleixner	2	0.95%	1	4.17%
Total	210		24

/* SPDX-License-Identifier: GPL-2.0-only */
/*
  * Copyright (C) 2014 ARM Ltd.
 */
#ifndef __ASM_CPU_H
#define __ASM_CPU_H

#include <linux/cpu.h>
#include <linux/init.h>
#include <linux/percpu.h>

/*
 * Records attributes of an individual CPU.
 */
struct cpuinfo_32bit {
	u32		reg_id_dfr0;
	u32		reg_id_dfr1;
	u32		reg_id_isar0;
	u32		reg_id_isar1;
	u32		reg_id_isar2;
	u32		reg_id_isar3;
	u32		reg_id_isar4;
	u32		reg_id_isar5;
	u32		reg_id_isar6;
	u32		reg_id_mmfr0;
	u32		reg_id_mmfr1;
	u32		reg_id_mmfr2;
	u32		reg_id_mmfr3;
	u32		reg_id_mmfr4;
	u32		reg_id_mmfr5;
	u32		reg_id_pfr0;
	u32		reg_id_pfr1;
	u32		reg_id_pfr2;

	u32		reg_mvfr0;
	u32		reg_mvfr1;
	u32		reg_mvfr2;
};

struct cpuinfo_arm64 {
	struct kobject	kobj;
	u64		reg_ctr;
	u64		reg_cntfrq;
	u64		reg_dczid;
	u64		reg_midr;
	u64		reg_revidr;
	u64		reg_gmid;
	u64		reg_smidr;

	u64		reg_id_aa64dfr0;
	u64		reg_id_aa64dfr1;
	u64		reg_id_aa64isar0;
	u64		reg_id_aa64isar1;
	u64		reg_id_aa64isar2;
	u64		reg_id_aa64mmfr0;
	u64		reg_id_aa64mmfr1;
	u64		reg_id_aa64mmfr2;
	u64		reg_id_aa64mmfr3;
	u64		reg_id_aa64pfr0;
	u64		reg_id_aa64pfr1;
	u64		reg_id_aa64zfr0;
	u64		reg_id_aa64smfr0;

	struct cpuinfo_32bit	aarch32;
};

DECLARE_PER_CPU(struct cpuinfo_arm64, cpu_data);

void cpuinfo_store_cpu(void);
void __init cpuinfo_store_boot_cpu(void);

void __init init_cpu_features(struct cpuinfo_arm64 *info);
void update_cpu_features(int cpu, struct cpuinfo_arm64 *info,
				 struct cpuinfo_arm64 *boot);

#endif /* __ASM_CPU_H */