1// SPDX-License-Identifier: GPL-2.0-only
 2#include <linux/types.h>
 3#include <linux/export.h>
 4#include <asm/cpu.h>
 5
 6unsigned int x86_family(unsigned int sig)
 7{
 8	unsigned int x86;
 9
10	x86 = (sig >> 8) & 0xf;
11
12	if (x86 == 0xf)
13		x86 += (sig >> 20) & 0xff;
14
15	return x86;
16}
17EXPORT_SYMBOL_GPL(x86_family);
18
19unsigned int x86_model(unsigned int sig)
20{
21	unsigned int fam, model;
22
23	fam = x86_family(sig);
24
25	model = (sig >> 4) & 0xf;
26
27	if (fam >= 0x6)
28		model += ((sig >> 16) & 0xf) << 4;
29
30	return model;
31}
32EXPORT_SYMBOL_GPL(x86_model);
33
34unsigned int x86_stepping(unsigned int sig)
35{
36	return sig & 0xf;
37}
38EXPORT_SYMBOL_GPL(x86_stepping);

 1#include <linux/module.h>
 
 
 
 2
 3unsigned int x86_family(unsigned int sig)
 4{
 5	unsigned int x86;
 6
 7	x86 = (sig >> 8) & 0xf;
 8
 9	if (x86 == 0xf)
10		x86 += (sig >> 20) & 0xff;
11
12	return x86;
13}
14EXPORT_SYMBOL_GPL(x86_family);
15
16unsigned int x86_model(unsigned int sig)
17{
18	unsigned int fam, model;
19
20	 fam = x86_family(sig);
21
22	model = (sig >> 4) & 0xf;
23
24	if (fam >= 0x6)
25		model += ((sig >> 16) & 0xf) << 4;
26
27	return model;
28}
29EXPORT_SYMBOL_GPL(x86_model);
30
31unsigned int x86_stepping(unsigned int sig)
32{
33	return sig & 0xf;
34}
35EXPORT_SYMBOL_GPL(x86_stepping);