Simon Glass | 3c10dc9 | 2019-12-06 21:41:34 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: Intel */ |
| 2 | /* |
| 3 | * Access to binman information at runtime |
| 4 | * |
| 5 | * Copyright 2019 Google LLC |
| 6 | * Written by Simon Glass <sjg@chromium.org> |
| 7 | */ |
| 8 | |
| 9 | #ifndef _BINMAN_H_ |
| 10 | #define _BINMAN_H_ |
| 11 | |
| 12 | /** |
| 13 | *struct binman_entry - information about a binman entry |
| 14 | * |
| 15 | * @image_pos: Position of entry in the image |
| 16 | * @size: Size of entry |
| 17 | */ |
| 18 | struct binman_entry { |
| 19 | u32 image_pos; |
| 20 | u32 size; |
| 21 | }; |
| 22 | |
| 23 | /** |
Simon Glass | db6fb7d | 2020-07-07 21:32:02 -0600 | [diff] [blame^] | 24 | * binman_set_rom_offset() - Set the ROM memory-map offset |
| 25 | * |
| 26 | * @rom_offset: Offset from an image_pos to the memory-mapped address. This |
| 27 | * tells binman that ROM image_pos x can be addressed at rom_offset + x |
| 28 | */ |
| 29 | void binman_set_rom_offset(int rom_offset); |
| 30 | |
| 31 | /** |
Simon Glass | 3c10dc9 | 2019-12-06 21:41:34 -0700 | [diff] [blame] | 32 | * binman_entry_find() - Find a binman symbol |
| 33 | * |
| 34 | * This searches the binman information in the device tree for a symbol of the |
| 35 | * given name |
| 36 | * |
| 37 | * @name: Path to entry to examine (e.g. "/read-only/u-boot") |
| 38 | * @entry: Returns information about the entry |
| 39 | * @return 0 if OK, -ENOENT if the path is not found, other -ve value if the |
| 40 | * binman information is invalid (missing image-pos or size) |
| 41 | */ |
| 42 | int binman_entry_find(const char *name, struct binman_entry *entry); |
| 43 | |
| 44 | /** |
| 45 | * binman_init() - Set up the binman symbol information |
| 46 | * |
| 47 | * This locates the binary symbol information in the device tree ready for use |
| 48 | * |
| 49 | * @return 0 if OK, -ENOMEM if out of memory, -EINVAL if there is no binman node |
| 50 | */ |
| 51 | int binman_init(void); |
| 52 | |
| 53 | #endif |