Amit Nagal | 56d1857 | 2023-07-10 10:32:15 +0530 | [diff] [blame] | 1 | /* |
Maheedhar Bollapalli | ea45387 | 2024-12-04 04:12:53 +0000 | [diff] [blame] | 2 | * Copyright (c) 2023-2025, Advanced Micro Devices, Inc. All rights reserved. |
Amit Nagal | 56d1857 | 2023-07-10 10:32:15 +0530 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | * |
| 6 | */ |
| 7 | #ifndef PLAT_FDT_H |
| 8 | #define PLAT_FDT_H |
| 9 | |
| 10 | void prepare_dtb(void); |
Maheedhar Bollapalli | ea45387 | 2024-12-04 04:12:53 +0000 | [diff] [blame] | 11 | uintptr_t plat_retrieve_dt_addr(void); |
Prasad Kummari | 046e130 | 2023-10-20 15:09:27 +0530 | [diff] [blame] | 12 | int32_t is_valid_dtb(void *fdt); |
Prasad Kummari | 046e130 | 2023-10-20 15:09:27 +0530 | [diff] [blame] | 13 | |
Maheedhar Bollapalli | 59eaed0 | 2025-06-25 04:20:19 +0000 | [diff] [blame^] | 14 | #define MAX_RESERVE_ADDR_INDICES 32 |
| 15 | struct reserve_mem_range { |
| 16 | uintptr_t base; |
| 17 | size_t size; |
| 18 | }; |
| 19 | |
| 20 | #if (TRANSFER_LIST == 1) |
| 21 | uint32_t retrieve_reserved_entries(void); |
| 22 | struct reserve_mem_range *get_reserved_entries_fdt(uint32_t *reserve_nodes); |
| 23 | #else |
| 24 | static inline uint32_t retrieve_reserved_entries(void) |
| 25 | { |
| 26 | return 0; |
| 27 | } |
| 28 | |
| 29 | static inline struct reserve_mem_range *get_reserved_entries_fdt(uint32_t *reserve_nodes) |
| 30 | { |
| 31 | if (reserve_nodes) { |
| 32 | *reserve_nodes = 0; |
| 33 | } |
| 34 | |
| 35 | return NULL; |
| 36 | } |
| 37 | #endif |
| 38 | |
Amit Nagal | 56d1857 | 2023-07-10 10:32:15 +0530 | [diff] [blame] | 39 | #endif /* PLAT_FDT_H */ |