Cregit: Linux 6.12: cpu.c

Contributors: 7
Author	Tokens	Token Proportion	Commits	Commit Proportion
Borislav Petkov	74	53.24%	2	25.00%
Fenghua Yu	57	41.01%	1	12.50%
Valdis Kletnieks	3	2.16%	1	12.50%
H. Peter Anvin	2	1.44%	1	12.50%
Thomas Gleixner	1	0.72%	1	12.50%
Paul Gortmaker	1	0.72%	1	12.50%
Ingo Molnar	1	0.72%	1	12.50%
Total	139		8

// SPDX-License-Identifier: GPL-2.0-only
#include <linux/types.h>
#include <linux/export.h>
#include <asm/cpu.h>

unsigned int x86_family(unsigned int sig)
{
	unsigned int x86;

	x86 = (sig >> 8) & 0xf;

	if (x86 == 0xf)
		x86 += (sig >> 20) & 0xff;

	return x86;
}
EXPORT_SYMBOL_GPL(x86_family);

unsigned int x86_model(unsigned int sig)
{
	unsigned int fam, model;

	fam = x86_family(sig);

	model = (sig >> 4) & 0xf;

	if (fam >= 0x6)
		model += ((sig >> 16) & 0xf) << 4;

	return model;
}
EXPORT_SYMBOL_GPL(x86_model);

unsigned int x86_stepping(unsigned int sig)
{
	return sig & 0xf;
}
EXPORT_SYMBOL_GPL(x86_stepping);