From 4d8e5484afb4978f672a8568ddd12e628fb02724 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Thu, 8 Oct 2015 20:28:39 +0200 Subject: add new architecture support for or1k Information about Openrisc: http://opencores.org/or1k/Main_Page Integrated from: https://github.com/openrisc/uClibc-or1k --- libc/sysdeps/linux/or1k/bits/uClibc_page.h | 35 ++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libc/sysdeps/linux/or1k/bits/uClibc_page.h (limited to 'libc/sysdeps/linux/or1k/bits/uClibc_page.h') diff --git a/libc/sysdeps/linux/or1k/bits/uClibc_page.h b/libc/sysdeps/linux/or1k/bits/uClibc_page.h new file mode 100644 index 000000000..80c3bd9a1 --- /dev/null +++ b/libc/sysdeps/linux/or1k/bits/uClibc_page.h @@ -0,0 +1,35 @@ +/* Copyright (C) 2004 Erik Andersen + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * The GNU C Library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with the GNU C Library; if not, write to the Free + * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + * 02111-1307 USA. + */ + +/* Supply an architecture specific value for PAGE_SIZE and friends. */ + +#ifndef _UCLIBC_PAGE_H +#define _UCLIBC_PAGE_H + +/* PAGE_SHIFT determines the page size -- in this case 4096 */ +#define PAGE_SHIFT 13 +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) + +/* Some architectures always use 12 as page shift for mmap2() eventhough the + * real PAGE_SHIFT != 12. Other architectures use the same value as + * PAGE_SHIFT... + */ +#define MMAP2_PAGE_SHIFT PAGE_SHIFT + +#endif /* _UCLIBC_PAGE_H */ -- cgit v1.2.3