1 /* Copyright (C) 1995, 96, 97, 98, 99, 2000, 2001 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include "kernel-features.h"
23 #include <asm/errno.h>
25 /* Rather than dragging in yet another kernel file, <asm/page.h>, we
26 define it here. Provide for easy override. */
31 .syntax no_register_prefix
34 __mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset) */
38 /* Only accept a offset (and address) being a multiple of PAGE_SIZE,
39 since we only pass the page part in the system call. */
41 btstq (PAGE_SHIFT - 1),r9
43 btstq (PAGE_SHIFT - 1),r10
52 movu.b SYS_ify (mmap2),r9
62 /* Local error handler. */
65 /* Drop through into the ordinary error handler. */
68 weak_alias (__mmap, mmap)