diff options
Diffstat (limited to 'libfdt/fdt_sw.c')
| -rw-r--r-- | libfdt/fdt_sw.c | 92 |
1 files changed, 62 insertions, 30 deletions
diff --git a/libfdt/fdt_sw.c b/libfdt/fdt_sw.c index 672f4dd..dda2de3 100644 --- a/libfdt/fdt_sw.c +++ b/libfdt/fdt_sw.c @@ -2,19 +2,51 @@ * 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. + * libfdt is dual licensed: you can use it either under the terms of + * the GPL, or the BSD license, at your option. * - * 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. + * a) This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. * - * 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 + * 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 General Public License for more details. + * + * You should have received a copy of the GNU 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 + * + * Alternatively, + * + * b) Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "libfdt_env.h" @@ -41,8 +73,8 @@ static void *grab_space(void *fdt, int len) if ((offset + len < offset) || (offset + len > spaceleft)) return NULL; - fdt_set_header(fdt, size_dt_struct, offset + len); - return fdt_offset_ptr(fdt, offset, len); + fdt_set_size_dt_struct(fdt, offset + len); + return fdt_offset_ptr_w(fdt, offset, len); } int fdt_create(void *buf, int bufsize) @@ -54,15 +86,15 @@ int fdt_create(void *buf, int bufsize) memset(buf, 0, bufsize); - fdt_set_header(fdt, magic, SW_MAGIC); - fdt_set_header(fdt, version, FDT_LAST_SUPPORTED_VERSION); - fdt_set_header(fdt, last_comp_version, FDT_FIRST_SUPPORTED_VERSION); - fdt_set_header(fdt, totalsize, bufsize); + fdt_set_magic(fdt, SW_MAGIC); + fdt_set_version(fdt, FDT_LAST_SUPPORTED_VERSION); + fdt_set_last_comp_version(fdt, FDT_FIRST_SUPPORTED_VERSION); + fdt_set_totalsize(fdt, bufsize); - fdt_set_header(fdt, off_mem_rsvmap, ALIGN(sizeof(struct fdt_header), - sizeof(struct fdt_reserve_entry))); - fdt_set_header(fdt, off_dt_struct, fdt_off_mem_rsvmap(fdt)); - fdt_set_header(fdt, off_dt_strings, bufsize); + fdt_set_off_mem_rsvmap(fdt, ALIGN(sizeof(struct fdt_header), + sizeof(struct fdt_reserve_entry))); + fdt_set_off_dt_struct(fdt, fdt_off_mem_rsvmap(fdt)); + fdt_set_off_dt_strings(fdt, bufsize); return 0; } @@ -82,11 +114,11 @@ int fdt_add_reservemap_entry(void *fdt, uint64_t addr, uint64_t size) if ((offset + sizeof(*re)) > fdt_totalsize(fdt)) return -FDT_ERR_NOSPACE; - re = (struct fdt_reserve_entry *)((void *)fdt + offset); + re = (struct fdt_reserve_entry *)(fdt + offset); re->address = cpu_to_fdt64(addr); re->size = cpu_to_fdt64(size); - fdt_set_header(fdt, off_dt_struct, offset + sizeof(*re)); + fdt_set_off_dt_struct(fdt, offset + sizeof(*re)); return 0; } @@ -149,7 +181,7 @@ static int find_add_string(void *fdt, const char *s) return 0; /* no more room :( */ memcpy(strtab + offset, s, len); - fdt_set_header(fdt, size_dt_strings, strtabsize + len); + fdt_set_size_dt_strings(fdt, strtabsize + len); return offset; } @@ -199,14 +231,14 @@ int fdt_finish(void *fdt) oldstroffset = fdt_totalsize(fdt) - fdt_size_dt_strings(fdt); newstroffset = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt); memmove(p + newstroffset, p + oldstroffset, fdt_size_dt_strings(fdt)); - fdt_set_header(fdt, off_dt_strings, newstroffset); + fdt_set_off_dt_strings(fdt, newstroffset); /* Walk the structure, correcting string offsets */ offset = 0; - while ((tag = fdt_next_tag(fdt, offset, &nextoffset, NULL)) != FDT_END) { + while ((tag = fdt_next_tag(fdt, offset, &nextoffset)) != FDT_END) { if (tag == FDT_PROP) { - struct fdt_property *prop = fdt_offset_ptr(fdt, offset, - sizeof(*prop)); + struct fdt_property *prop = + fdt_offset_ptr_w(fdt, offset, sizeof(*prop)); int nameoff; if (! prop) @@ -220,7 +252,7 @@ int fdt_finish(void *fdt) } /* Finally, adjust the header */ - fdt_set_header(fdt, totalsize, newstroffset + fdt_size_dt_strings(fdt)); - fdt_set_header(fdt, magic, FDT_MAGIC); + fdt_set_totalsize(fdt, newstroffset + fdt_size_dt_strings(fdt)); + fdt_set_magic(fdt, FDT_MAGIC); return 0; } |