xref: /titanic_44/usr/src/uts/i86xpv/ml/xenguest.s (revision de860bd9529e1034e1666f74f7bc0ec8cd5ca701)
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 2007 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#if defined(__lint)
30
31/*
32 * Stop lint complaining about an empty compilation unit!
33 * Sigh.  There should be a better way to handle this.
34 */
35int __lint_xen_guest;
36
37#else	/* __lint */
38
39#include <xen/public/elfnote.h>
40
41/*
42 * A note is a name/value pair that belongs to some class.
43 */
44#define NOTE(class, id, type, value)	\
45	.align	4;			\
46	.4byte	2f - 1f;		\
47	.4byte	4f - 3f;		\
48	.4byte	id;			\
491: ;					\
50	.string class;			\
512: ;					\
52	.align	4;			\
533: ;					\
54	type	value;			\
554: ;
56
57	.section .note
58	NOTE("Xen", XEN_ELFNOTE_LOADER, .string, "generic")
59	NOTE("Xen", XEN_ELFNOTE_XEN_VERSION, .string, "xen-3.0")
60	NOTE("Xen", XEN_ELFNOTE_GUEST_OS, .string, "Solaris")
61	NOTE("Xen", XEN_ELFNOTE_VIRT_BASE, .4byte, 0x40000000)
62	NOTE("Xen", XEN_ELFNOTE_PADDR_OFFSET, .4byte, 0x40000000)
63#if defined(__i386)
64	/*
65	 * NB: If you want to build a kernel that works on a non-PAE
66	 * hypervisor, just comment out the next line and rebuild Solaris.
67	 * It'll just work, the kernel figures everything out dynamically.
68	 */
69	NOTE("Xen", XEN_ELFNOTE_PAE_MODE, .string, "yes,bimodal")
70	/*
71	 * XXPV: implement XEN_ELFNOTE_HV_START_LOW
72	 */
73#endif
74
75#endif /* __lint */
76