| /* |
| * 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 "hf/boot_params.h" |
| #include "hf/fdt.h" |
| #include "hf/mm.h" |
| #include "hf/mpool.h" |
| |
| struct fdt_header *fdt_map(struct mm_stage1_locked stage1_locked, |
| paddr_t fdt_addr, struct fdt_node *n, |
| struct mpool *ppool); |
| bool fdt_unmap(struct mm_stage1_locked stage1_locked, struct fdt_header *fdt, |
| struct mpool *ppool); |
| void fdt_find_cpus(const struct fdt_node *root, cpu_id_t *cpu_ids, |
| size_t *cpu_count); |
| void fdt_find_memory_ranges(const struct fdt_node *root, struct boot_params *p); |
| bool fdt_find_initrd(struct fdt_node *n, paddr_t *begin, paddr_t *end); |
| |
| /** Apply an update to the FDT. */ |
| bool fdt_patch(struct mm_stage1_locked stage1_locked, paddr_t fdt_addr, |
| struct boot_params_update *p, struct mpool *ppool); |