X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Flibfdt.h;h=10296a21addf36e6466c636ee30d71da7fd407a5;hb=795428fc679fb74734a7144498a00e2274214f03;hp=f8bac73a319fabee0c669c46dcd354823de911b7;hpb=5cca4092bd23d255ed304b8f76cd18ac11adb785;p=oweals%2Fu-boot.git diff --git a/include/libfdt.h b/include/libfdt.h index f8bac73a31..10296a21ad 100644 --- a/include/libfdt.h +++ b/include/libfdt.h @@ -1,146 +1 @@ -/* - * 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 - */ - -#ifndef _LIBFDT_H -#define _LIBFDT_H - -#include -#include - -#define FDT_FIRST_SUPPORTED_VERSION 0x10 -#define FDT_LAST_SUPPORTED_VERSION 0x11 - -/* Error codes: informative error codes */ -#define FDT_ERR_NOTFOUND 1 -#define FDT_ERR_EXISTS 2 -#define FDT_ERR_NOSPACE 3 - -/* Error codes: codes for bad parameters */ -#define FDT_ERR_BADOFFSET 4 -#define FDT_ERR_BADPATH 5 -#define FDT_ERR_BADSTATE 6 - -/* Error codes: codes for bad device tree blobs */ -#define FDT_ERR_TRUNCATED 7 -#define FDT_ERR_BADMAGIC 8 -#define FDT_ERR_BADVERSION 9 -#define FDT_ERR_BADSTRUCTURE 10 -#define FDT_ERR_BADLAYOUT 11 - -#define FDT_ERR_MAX 11 - -#define fdt_get_header(fdt, field) \ - (fdt32_to_cpu(((struct fdt_header *)(fdt))->field)) -#define fdt_magic(fdt) (fdt_get_header(fdt, magic)) -#define fdt_totalsize(fdt) (fdt_get_header(fdt, totalsize)) -#define fdt_off_dt_struct(fdt) (fdt_get_header(fdt, off_dt_struct)) -#define fdt_off_dt_strings(fdt) (fdt_get_header(fdt, off_dt_strings)) -#define fdt_off_mem_rsvmap(fdt) (fdt_get_header(fdt, off_mem_rsvmap)) -#define fdt_version(fdt) (fdt_get_header(fdt, version)) -#define fdt_last_comp_version(fdt) (fdt_get_header(fdt, last_comp_version)) -#define fdt_boot_cpuid_phys(fdt) (fdt_get_header(fdt, boot_cpuid_phys)) -#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings)) -#define fdt_size_dt_struct(fdt) (fdt_get_header(fdt, size_dt_struct)) - -#define fdt_set_header(fdt, field, val) \ - ((struct fdt_header *)(fdt))->field = cpu_to_fdt32(val) - -int fdt_check_header(const void *fdt); - -void *fdt_offset_ptr(const void *fdt, int offset, int checklen); - -#define fdt_offset_ptr_typed(fdt, offset, var) \ - ((typeof(var))(fdt_offset_ptr((fdt), (offset), sizeof(*(var))))) - -int fdt_move(const void *fdt, void *buf, int bufsize); - -/* Read-only functions */ -char *fdt_string(const void *fdt, int stroffset); - -int fdt_subnode_offset_namelen(const void *fdt, int parentoffset, - const char *name, int namelen); -int fdt_subnode_offset(const void *fdt, int parentoffset, const char *name); - -int fdt_path_offset(const void *fdt, const char *path); - -struct fdt_property *fdt_get_property(const void *fdt, int nodeoffset, - const char *name, int *lenp); -void *fdt_getprop(const void *fdt, int nodeoffset, - const char *name, int *lenp); - -uint32_t fdt_next_tag(const void *fdt, int offset, - int *nextoffset, char **namep); -int fdt_num_reservemap(void *fdt, int *used, int *total); -int fdt_get_reservemap(void *fdt, int n, struct fdt_reserve_entry *re); - -/* Write-in-place functions */ -int fdt_setprop_inplace(void *fdt, int nodeoffset, const char *name, - const void *val, int len); - -#define fdt_setprop_inplace_typed(fdt, nodeoffset, name, val) \ - ({ \ - typeof(val) x = val; \ - fdt_setprop_inplace(fdt, nodeoffset, name, &x, sizeof(x)); \ - }) - -int fdt_nop_property(void *fdt, int nodeoffset, const char *name); -int fdt_nop_node(void *fdt, int nodeoffset); -int fdt_insert_reservemap_entry(void *fdt, int n, uint64_t addr, uint64_t size); - - -/* Sequential-write functions */ -int fdt_create(void *buf, int bufsize); -int fdt_add_reservemap_entry(void *fdt, uint64_t addr, uint64_t size); -int fdt_finish_reservemap(void *fdt); -int fdt_begin_node(void *fdt, const char *name); -int fdt_property(void *fdt, const char *name, const void *val, int len); -#define fdt_property_typed(fdt, name, val) \ - ({ \ - typeof(val) x = (val); \ - fdt_property((fdt), (name), &x, sizeof(x)); \ - }) -#define fdt_property_string(fdt, name, str) \ - fdt_property(fdt, name, str, strlen(str)+1) -int fdt_end_node(void *fdt); -int fdt_finish(void *fdt); -int fdt_replace_reservemap_entry(void *fdt, int n, uint64_t addr, uint64_t size); - -/* Read-write functions */ -int fdt_open_into(void *fdt, void *buf, int bufsize); -int fdt_pack(void *fdt); - -int fdt_setprop(void *fdt, int nodeoffset, const char *name, - const void *val, int len); -#define fdt_setprop_typed(fdt, nodeoffset, name, val) \ - ({ \ - typeof(val) x = (val); \ - fdt_setprop((fdt), (nodeoffset), (name), &x, sizeof(x)); \ - }) -#define fdt_setprop_string(fdt, nodeoffset, name, str) \ - fdt_setprop((fdt), (nodeoffset), (name), (str), strlen(str)+1) -int fdt_delprop(void *fdt, int nodeoffset, const char *name); -int fdt_add_subnode_namelen(void *fdt, int parentoffset, - const char *name, int namelen); -int fdt_add_subnode(void *fdt, int parentoffset, const char *name); -int fdt_del_node(void *fdt, int nodeoffset); - -/* Extra functions */ -const char *fdt_strerror(int errval); - -#endif /* _LIBFDT_H */ +#include <../lib/libfdt/libfdt.h>