xref: /illumos-gate/usr/src/lib/libcpc/i386/getcpuid.S (revision 5d9d9091f564c198a760790b0bfa72c44e17912b)
1*5d9d9091SRichard Lowe/*
2*5d9d9091SRichard Lowe * CDDL HEADER START
3*5d9d9091SRichard Lowe *
4*5d9d9091SRichard Lowe * The contents of this file are subject to the terms of the
5*5d9d9091SRichard Lowe * Common Development and Distribution License, Version 1.0 only
6*5d9d9091SRichard Lowe * (the "License").  You may not use this file except in compliance
7*5d9d9091SRichard Lowe * with the License.
8*5d9d9091SRichard Lowe *
9*5d9d9091SRichard Lowe * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*5d9d9091SRichard Lowe * or http://www.opensolaris.org/os/licensing.
11*5d9d9091SRichard Lowe * See the License for the specific language governing permissions
12*5d9d9091SRichard Lowe * and limitations under the License.
13*5d9d9091SRichard Lowe *
14*5d9d9091SRichard Lowe * When distributing Covered Code, include this CDDL HEADER in each
15*5d9d9091SRichard Lowe * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*5d9d9091SRichard Lowe * If applicable, add the following below this CDDL HEADER, with the
17*5d9d9091SRichard Lowe * fields enclosed by brackets "[]" replaced with your own identifying
18*5d9d9091SRichard Lowe * information: Portions Copyright [yyyy] [name of copyright owner]
19*5d9d9091SRichard Lowe *
20*5d9d9091SRichard Lowe * CDDL HEADER END
21*5d9d9091SRichard Lowe */
22*5d9d9091SRichard Lowe/*
23*5d9d9091SRichard Lowe * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*5d9d9091SRichard Lowe * Use is subject to license terms.
25*5d9d9091SRichard Lowe */
26*5d9d9091SRichard Lowe
27*5d9d9091SRichard Lowe#include <sys/asm_linkage.h>
28*5d9d9091SRichard Lowe
29*5d9d9091SRichard Lowe#if defined(lint)
30*5d9d9091SRichard Lowe
31*5d9d9091SRichard Lowe#include <sys/types.h>
32*5d9d9091SRichard Lowe#include <sys/inttypes.h>
33*5d9d9091SRichard Lowe
34*5d9d9091SRichard Lowe#include "getcpuid.h"
35*5d9d9091SRichard Lowe
36*5d9d9091SRichard Lowe/*ARGSUSED*/
37*5d9d9091SRichard Loweuint32_t
38*5d9d9091SRichard Lowecpc_getcpuid(uint32_t eax, uint32_t *ebxp, uint32_t *ecxp, uint32_t *edxp)
39*5d9d9091SRichard Lowe{ return (0); }
40*5d9d9091SRichard Lowe
41*5d9d9091SRichard Lowe#else	/* lint */
42*5d9d9091SRichard Lowe
43*5d9d9091SRichard Lowe	ENTRY(cpc_getcpuid)
44*5d9d9091SRichard Lowe	pushl	%ebp
45*5d9d9091SRichard Lowe	movl	%esp, %ebp
46*5d9d9091SRichard Lowe	pushl	%ebx
47*5d9d9091SRichard Lowe	movl	8(%ebp), %eax
48*5d9d9091SRichard Lowe	cpuid
49*5d9d9091SRichard Lowe	pushl	%eax
50*5d9d9091SRichard Lowe	movl	0xc(%ebp), %eax
51*5d9d9091SRichard Lowe	movl	%ebx, (%eax)
52*5d9d9091SRichard Lowe	movl	0x10(%ebp), %eax
53*5d9d9091SRichard Lowe	movl	%ecx, (%eax)
54*5d9d9091SRichard Lowe	movl	0x14(%ebp), %eax
55*5d9d9091SRichard Lowe	movl	%edx, (%eax)
56*5d9d9091SRichard Lowe	popl	%eax
57*5d9d9091SRichard Lowe	popl	%ebx
58*5d9d9091SRichard Lowe	popl	%ebp
59*5d9d9091SRichard Lowe	ret
60*5d9d9091SRichard Lowe	SET_SIZE(cpc_getcpuid)
61*5d9d9091SRichard Lowe
62*5d9d9091SRichard Lowe#endif	/* lint */
63