1/*-
2 * Copyright (c) 2012 Olivier Houchard <cognet@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef	_MACHINE_ASMACROS_H_
30#define	_MACHINE_ASMACROS_H_
31
32#include <machine/asm.h>
33
34#ifdef _KERNEL
35
36#ifdef LOCORE
37
38#ifdef _ARM_ARCH_6
39#define GET_CURTHREAD_PTR(tmp) \
40    	mrc	p15, 0, tmp, c13, c0, 4
41#else
42#define GET_CURTHREAD_PTR(tmp)	\
43	ldr	tmp, =_C_LABEL(__pcpu);\
44	ldr	tmp, [tmp, #PC_CURTHREAD]
45#endif
46
47#define	ELFNOTE(section, type, vendor, desctype, descdata...)	  \
48	.pushsection section					; \
49	    .balign 4						; \
50	    .long 2f - 1f		/* namesz */		; \
51	    .long 4f - 3f		/* descsz */		; \
52	    .long type			/* type */		; \
53	    1: .asciz vendor		/* vendor name */	; \
54	    2: .balign 4					; \
55	    3:  desctype descdata	/* node */		; \
56	    4: .balign 4					; \
57	.popsection
58
59#endif /* LOCORE */
60
61#endif /* _KERNEL */
62
63#endif /* !_MACHINE_ASMACROS_H_ */
64