mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-26 14:40:41 +00:00
3af0d587d9
Enhanced the formerly private function _fdt_next_tag() to allow stepping through the tree, used to produce a human-readable dump, and made it part of the published interface. Also added some comments.
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
#ifndef _LIBFDT_INTERNAL_H
|
|
#define _LIBFDT_INTERNAL_H
|
|
/*
|
|
* libfdt - Flat Device Tree manipulation
|
|
* Copyright (C) 2006 David Gibson, IBM Corporation.
|
|
*
|
|
* 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.
|
|
*
|
|
* This 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 this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
#include <fdt.h>
|
|
|
|
#define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
|
|
#define PALIGN(p, a) ((void *)ALIGN((unsigned long)(p), (a)))
|
|
|
|
#define memeq(p, q, n) (memcmp((p), (q), (n)) == 0)
|
|
#define streq(p, q) (strcmp((p), (q)) == 0)
|
|
|
|
int _fdt_check_header(const void *fdt);
|
|
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s);
|
|
int _fdt_node_end_offset(void *fdt, int nodeoffset);
|
|
|
|
static inline void *_fdt_offset_ptr(const struct fdt_header *fdt, int offset)
|
|
{
|
|
return (void *)fdt + fdt_off_dt_struct(fdt) + offset;
|
|
}
|
|
|
|
#define SW_MAGIC (~FDT_MAGIC)
|
|
|
|
#endif /* _LIBFDT_INTERNAL_H */
|