xref: /illumos-gate/usr/src/uts/sun4v/io/fpc/fpc-asm-4v.S (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27/*
28 * Assembly language support for sun4v px driver
29 */
30
31#include <sys/asm_linkage.h>
32#include <sys/machthread.h>
33#include <sys/privregs.h>
34#include <sys/hypervisor_api.h>
35#include "fpc-impl-4v.h"
36
37/*LINTLIBRARY*/
38
39	/*
40	 * fpc_get_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t *data)
41	 */
42	ENTRY(fpc_get_fire_perfreg)
43	mov	FIRE_GET_PERFREG, %o5
44	ta	FAST_TRAP
45	brz,a	%o0, 1f
46	stx	%o1, [%o2]
471:	retl
48	nop
49	SET_SIZE(fpc_get_fire_perfreg)
50
51	/*
52	 * fpc_set_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t data)
53	 */
54	ENTRY(fpc_set_fire_perfreg)
55	mov	FIRE_SET_PERFREG, %o5
56	ta	FAST_TRAP
57	retl
58	nop
59	SET_SIZE(fpc_set_fire_perfreg)
60
61
62