From 7cd5da0fe877e7171a4cdd44880bce783132871a Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 31 Mar 2007 11:59:59 -0400 Subject: libfdt: Import libfdt source (1 of 2) This adds the applicable libfdt source files (unmodified) and a README to explain where the source came from. --- libfdt/libfdt_internal.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 libfdt/libfdt_internal.h (limited to 'libfdt/libfdt_internal.h') diff --git a/libfdt/libfdt_internal.h b/libfdt/libfdt_internal.h new file mode 100644 index 0000000..124bef7 --- /dev/null +++ b/libfdt/libfdt_internal.h @@ -0,0 +1,41 @@ +#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 + +#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); +uint32_t _fdt_next_tag(const void *fdt, int startoffset, int *nextoffset); +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 */ -- cgit v1.1 From 3af0d587d93e0be5f96e1b30fa41e662f8b0803e Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 31 Mar 2007 12:13:43 -0400 Subject: libfdt: Enhanced and published fdt_next_tag() 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. --- libfdt/libfdt_internal.h | 1 - 1 file changed, 1 deletion(-) (limited to 'libfdt/libfdt_internal.h') diff --git a/libfdt/libfdt_internal.h b/libfdt/libfdt_internal.h index 124bef7..cc9633c 100644 --- a/libfdt/libfdt_internal.h +++ b/libfdt/libfdt_internal.h @@ -27,7 +27,6 @@ #define streq(p, q) (strcmp((p), (q)) == 0) int _fdt_check_header(const void *fdt); -uint32_t _fdt_next_tag(const void *fdt, int startoffset, int *nextoffset); const char *_fdt_find_string(const char *strtab, int tabsize, const char *s); int _fdt_node_end_offset(void *fdt, int nodeoffset); -- cgit v1.1