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Annotation of elwix/tools/uboot_mkimage/lib/libfdt/libfdt_internal.h, revision 1.1.1.1

1.1       misho       1: #ifndef _LIBFDT_INTERNAL_H
                      2: #define _LIBFDT_INTERNAL_H
                      3: /*
                      4:  * libfdt - Flat Device Tree manipulation
                      5:  * Copyright (C) 2006 David Gibson, IBM Corporation.
                      6:  *
                      7:  * libfdt is dual licensed: you can use it either under the terms of
                      8:  * the GPL, or the BSD license, at your option.
                      9:  *
                     10:  *  a) This library is free software; you can redistribute it and/or
                     11:  *     modify it under the terms of the GNU General Public License as
                     12:  *     published by the Free Software Foundation; either version 2 of the
                     13:  *     License, or (at your option) any later version.
                     14:  *
                     15:  *     This library is distributed in the hope that it will be useful,
                     16:  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17:  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18:  *     GNU General Public License for more details.
                     19:  *
                     20:  *     You should have received a copy of the GNU General Public
                     21:  *     License along with this library; if not, write to the Free
                     22:  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
                     23:  *     MA 02110-1301 USA
                     24:  *
                     25:  * Alternatively,
                     26:  *
                     27:  *  b) Redistribution and use in source and binary forms, with or
                     28:  *     without modification, are permitted provided that the following
                     29:  *     conditions are met:
                     30:  *
                     31:  *     1. Redistributions of source code must retain the above
                     32:  *        copyright notice, this list of conditions and the following
                     33:  *        disclaimer.
                     34:  *     2. Redistributions in binary form must reproduce the above
                     35:  *        copyright notice, this list of conditions and the following
                     36:  *        disclaimer in the documentation and/or other materials
                     37:  *        provided with the distribution.
                     38:  *
                     39:  *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
                     40:  *     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
                     41:  *     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
                     42:  *     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
                     43:  *     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
                     44:  *     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
                     45:  *     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     46:  *     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
                     47:  *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     48:  *     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     49:  *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
                     50:  *     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
                     51:  *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     52:  */
                     53: #include <fdt.h>
                     54: 
                     55: #define FDT_ALIGN(x, a)                (((x) + (a) - 1) & ~((a) - 1))
                     56: #define FDT_TAGALIGN(x)                (FDT_ALIGN((x), FDT_TAGSIZE))
                     57: 
                     58: #define FDT_CHECK_HEADER(fdt) \
                     59:        { \
                     60:                int err; \
                     61:                if ((err = fdt_check_header(fdt)) != 0) \
                     62:                        return err; \
                     63:        }
                     64: 
                     65: int _fdt_check_node_offset(const void *fdt, int offset);
                     66: const char *_fdt_find_string(const char *strtab, int tabsize, const char *s);
                     67: int _fdt_node_end_offset(void *fdt, int nodeoffset);
                     68: 
                     69: static inline const void *_fdt_offset_ptr(const void *fdt, int offset)
                     70: {
                     71:        return (const char *)fdt + fdt_off_dt_struct(fdt) + offset;
                     72: }
                     73: 
                     74: static inline void *_fdt_offset_ptr_w(void *fdt, int offset)
                     75: {
                     76:        return (void *)(uintptr_t)_fdt_offset_ptr(fdt, offset);
                     77: }
                     78: 
                     79: static inline const struct fdt_reserve_entry *_fdt_mem_rsv(const void *fdt, int n)
                     80: {
                     81:        const struct fdt_reserve_entry *rsv_table =
                     82:                (const struct fdt_reserve_entry *)
                     83:                ((const char *)fdt + fdt_off_mem_rsvmap(fdt));
                     84: 
                     85:        return rsv_table + n;
                     86: }
                     87: static inline struct fdt_reserve_entry *_fdt_mem_rsv_w(void *fdt, int n)
                     88: {
                     89:        return (void *)(uintptr_t)_fdt_mem_rsv(fdt, n);
                     90: }
                     91: 
                     92: #define FDT_SW_MAGIC           (~FDT_MAGIC)
                     93: 
                     94: #endif /* _LIBFDT_INTERNAL_H */