1209878Snwhitehorn/*- 2209878Snwhitehorn * Copyright (c) 2002 Benno Rice. All rights reserved. 3209878Snwhitehorn * Copyright (c) 2002 David E. O'Brien. All rights reserved. 4209878Snwhitehorn * 5209878Snwhitehorn * Redistribution and use in source and binary forms, with or without 6209878Snwhitehorn * modification, are permitted provided that the following conditions 7209878Snwhitehorn * are met: 8209878Snwhitehorn * 1. Redistributions of source code must retain the above copyright 9209878Snwhitehorn * notice, this list of conditions and the following disclaimer. 10209878Snwhitehorn * 2. Redistributions in binary form must reproduce the above copyright 11209878Snwhitehorn * notice, this list of conditions and the following disclaimer in the 12209878Snwhitehorn * documentation and/or other materials provided with the distribution. 13209878Snwhitehorn * 3. Neither the name of the author nor the names of any contributors 14209878Snwhitehorn * may be used to endorse or promote products derived from this software 15209878Snwhitehorn * without specific prior written permission. 16209878Snwhitehorn * 17209878Snwhitehorn * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18209878Snwhitehorn * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19209878Snwhitehorn * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20209878Snwhitehorn * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21209878Snwhitehorn * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22209878Snwhitehorn * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23209878Snwhitehorn * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24209878Snwhitehorn * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25209878Snwhitehorn * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26209878Snwhitehorn * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27209878Snwhitehorn * SUCH DAMAGE. 28209878Snwhitehorn * 29209878Snwhitehorn * $NetBSD: SYS.h,v 1.8 2002/01/14 00:55:56 thorpej Exp $ 30209878Snwhitehorn * $FreeBSD: releng/11.0/lib/libc/powerpc64/SYS.h 258502 2013-11-23 18:50:43Z andreast $ 31209878Snwhitehorn */ 32209878Snwhitehorn 33209878Snwhitehorn#include <sys/syscall.h> 34209878Snwhitehorn#include <machine/asm.h> 35209878Snwhitehorn 36231044Sandreast#define _SYSCALL(name) \ 37209878Snwhitehorn .text; \ 38209878Snwhitehorn .align 2; \ 39258502Sandreast li 0,(SYS_##name); \ 40209878Snwhitehorn sc 41209878Snwhitehorn 42231044Sandreast#define SYSCALL(name) \ 43209878Snwhitehorn .text; \ 44209878Snwhitehorn .align 2; \ 45209878Snwhitehorn2: mflr %r0; \ 46209878Snwhitehorn std %r0,16(%r1); \ 47209878Snwhitehorn stdu %r1,-48(%r1); \ 48218824Snwhitehorn bl CNAME(HIDENAME(cerror)); \ 49209878Snwhitehorn nop; \ 50209878Snwhitehorn addi %r1,%r1,48; \ 51209878Snwhitehorn ld %r0,16(%r1); \ 52209878Snwhitehorn mtlr %r0; \ 53209878Snwhitehorn blr; \ 54258502SandreastENTRY(__sys_##name); \ 55258502Sandreast WEAK_REFERENCE(__sys_##name, name); \ 56258502Sandreast WEAK_REFERENCE(__sys_##name, _##name); \ 57258502Sandreast _SYSCALL(name); \ 58209878Snwhitehorn bso 2b 59209878Snwhitehorn 60231044Sandreast#define PSEUDO(name) \ 61209878Snwhitehorn .text; \ 62209878Snwhitehorn .align 2; \ 63258502SandreastENTRY(__sys_##name); \ 64258502Sandreast WEAK_REFERENCE(__sys_##name, _##name); \ 65231044Sandreast _SYSCALL(name); \ 66209878Snwhitehorn bnslr; \ 67209878Snwhitehorn mflr %r0; \ 68209878Snwhitehorn std %r0,16(%r1); \ 69209878Snwhitehorn stdu %r1,-48(%r1); \ 70218824Snwhitehorn bl CNAME(HIDENAME(cerror)); \ 71209878Snwhitehorn nop; \ 72209878Snwhitehorn addi %r1,%r1,48; \ 73209878Snwhitehorn ld %r0,16(%r1); \ 74209878Snwhitehorn mtlr %r0; \ 75209878Snwhitehorn blr; 76209878Snwhitehorn 77231044Sandreast#define RSYSCALL(name) \ 78209878Snwhitehorn .text; \ 79209878Snwhitehorn .align 2; \ 80258502SandreastENTRY(__sys_##name); \ 81258502Sandreast WEAK_REFERENCE(__sys_##name, name); \ 82258502Sandreast WEAK_REFERENCE(__sys_##name, _##name); \ 83231044Sandreast _SYSCALL(name); \ 84209878Snwhitehorn bnslr; \ 85209878Snwhitehorn \ 86209878Snwhitehorn mflr %r0; \ 87209878Snwhitehorn std %r0,16(%r1); \ 88209878Snwhitehorn stdu %r1,-48(%r1); \ 89218824Snwhitehorn bl CNAME(HIDENAME(cerror)); \ 90209878Snwhitehorn nop; \ 91209878Snwhitehorn addi %r1,%r1,48; \ 92209878Snwhitehorn ld %r0,16(%r1); \ 93209878Snwhitehorn mtlr %r0; \ 94209878Snwhitehorn blr; 95