| Kyösti Mälkki | 4949a3d | 2021-01-09 20:38:43 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | #include <acpi/acpi.h> |
| 4 | #include <bootsplash.h> |
| 5 | #include <cbfs.h> |
| 6 | #include <cbmem.h> |
| 7 | #include <stdint.h> |
| 8 | |
| 9 | static const struct cbmem_entry *logo_entry; |
| 10 | |
| 11 | void bmp_load_logo(uint32_t *logo_ptr, uint32_t *logo_size) |
| 12 | { |
| 13 | void *logo_buffer; |
| 14 | |
| 15 | /* CBMEM is locked for S3 resume path. */ |
| 16 | if (acpi_is_wakeup_s3()) |
| 17 | return; |
| 18 | |
| 19 | logo_entry = cbmem_entry_add(CBMEM_ID_FSP_LOGO, 1 * MiB); |
| 20 | if (!logo_entry) |
| 21 | return; |
| 22 | |
| 23 | logo_buffer = cbmem_entry_start(logo_entry); |
| 24 | if (!logo_buffer) |
| 25 | return; |
| 26 | |
| 27 | *logo_size = cbfs_load("logo.bmp", logo_buffer, 1 * MiB); |
| 28 | if (*logo_size) |
| 29 | *logo_ptr = (uintptr_t)logo_buffer; |
| 30 | } |
| 31 | |
| 32 | void bmp_release_logo(void) |
| 33 | { |
| 34 | if (logo_entry) |
| 35 | cbmem_entry_remove(logo_entry); |
| 36 | logo_entry = NULL; |
| 37 | } |