| /* |
| * Copyright 2018 The Hafnium Authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <stdbool.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| struct fdt_node { |
| const struct fdt_header *hdr; |
| const char *begin; |
| const char *end; |
| const char *strs; |
| }; |
| |
| size_t fdt_header_size(void); |
| uint32_t fdt_total_size(struct fdt_header *hdr); |
| void fdt_dump(const struct fdt_header *hdr); |
| bool fdt_root_node(struct fdt_node *node, const struct fdt_header *hdr); |
| bool fdt_find_child(struct fdt_node *node, const char *child); |
| bool fdt_first_child(struct fdt_node *node, const char **child_name); |
| bool fdt_next_sibling(struct fdt_node *node, const char **sibling_name); |
| bool fdt_read_property(const struct fdt_node *node, const char *name, |
| const char **buf, uint32_t *size); |
| bool fdt_parse_number(const char *data, uint32_t size, uint64_t *value); |
| |
| void fdt_add_mem_reservation(struct fdt_header *hdr, uint64_t addr, |
| uint64_t len); |