| /* |
| * Copyright 2019 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. |
| */ |
| |
| #include "hf/layout.h" |
| #include "hf/plat/boot_flow.h" |
| |
| /** |
| * FDT was compiled into Hafnium. Return physical address of the `.plat.fdt` |
| * section of Hafnium image. |
| */ |
| paddr_t plat_boot_flow_get_fdt_addr(void) |
| { |
| return layout_fdt_begin(); |
| } |
| |
| /** |
| * Android boot flow does not use kernel arguments. Pass zero. |
| */ |
| uintreg_t plat_boot_flow_get_kernel_arg(void) |
| { |
| return 0; |
| } |
| |
| /** |
| * Initrd was compiled into Hafnium. Return range of the '.plat.initrd' section. |
| */ |
| bool plat_boot_flow_get_initrd_range(const struct fdt_node *fdt_root, |
| paddr_t *begin, paddr_t *end) |
| { |
| (void)fdt_root; |
| |
| *begin = layout_initrd_begin(); |
| *end = layout_initrd_end(); |
| return true; |
| } |
| |
| /** |
| * Android boot flow does not change based on the updates. |
| */ |
| bool plat_boot_flow_update(struct mm_stage1_locked stage1_locked, |
| const struct manifest *manifest, |
| struct boot_params_update *p, struct memiter *cpio, |
| struct mpool *ppool) |
| { |
| (void)stage1_locked; |
| (void)manifest; |
| (void)p; |
| (void)cpio; |
| (void)ppool; |
| |
| return true; |
| } |