xref: /illumos-gate/usr/src/uts/sun4v/io/ds_pri_hcall.S (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 2009 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27/*
28 * Hypervisor calls called by ds_pri driver.
29 */
30
31#include <sys/asm_linkage.h>
32#include <sys/hypervisor_api.h>
33
34	/*
35	 * MACH_PRI
36	 * arg0 buffer real address
37	 * arg1 pointer to uint64_t for size of buffer
38	 * ret0 status
39	 * ret1 return required size of buffer / returned data size
40	 */
41	ENTRY(hv_mach_pri)
42	mov	%o1, %o4		! save datap
43	ldx	[%o1], %o1
44	mov	HV_MACH_PRI, %o5
45	ta	FAST_TRAP
46	retl
47	stx	%o1, [%o4]
48	SET_SIZE(hv_mach_pri)
49
50