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_ */
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