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 #if __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