mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-25 21:24:21 +08:00
7cd5da0fe8
This adds the applicable libfdt source files (unmodified) and a README to explain where the source came from.
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
|
|
* 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 "libfdt_env.h"
|
|
|
|
#include <fdt.h>
|
|
#include <libfdt.h>
|
|
|
|
#include "libfdt_internal.h"
|
|
|
|
struct errtabent {
|
|
const char *str;
|
|
};
|
|
|
|
#define ERRTABENT(val) \
|
|
[(val)] = { .str = #val, }
|
|
|
|
static struct errtabent errtable[] = {
|
|
ERRTABENT(FDT_ERR_NOTFOUND),
|
|
ERRTABENT(FDT_ERR_EXISTS),
|
|
ERRTABENT(FDT_ERR_NOSPACE),
|
|
|
|
ERRTABENT(FDT_ERR_BADOFFSET),
|
|
ERRTABENT(FDT_ERR_BADPATH),
|
|
ERRTABENT(FDT_ERR_BADSTATE),
|
|
|
|
ERRTABENT(FDT_ERR_TRUNCATED),
|
|
ERRTABENT(FDT_ERR_BADMAGIC),
|
|
ERRTABENT(FDT_ERR_BADVERSION),
|
|
ERRTABENT(FDT_ERR_BADSTRUCTURE),
|
|
ERRTABENT(FDT_ERR_BADLAYOUT),
|
|
};
|
|
#define ERRTABSIZE (sizeof(errtable) / sizeof(errtable[0]))
|
|
|
|
const char *fdt_strerror(int errval)
|
|
{
|
|
if (errval > 0)
|
|
return "<valid offset/length>";
|
|
else if (errval == 0)
|
|
return "<no error>";
|
|
else if (errval > -ERRTABSIZE) {
|
|
const char *s = errtable[-errval].str;
|
|
|
|
if (s)
|
|
return s;
|
|
}
|
|
|
|
return "<unknown error>";
|
|
}
|