| Yaroslav Kurlaev | c1de9e8 | 2021-07-02 14:34:00 +0700 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |||||
| 3 | #include <cbmem.h> | ||||
| 4 | |||||
| 5 | void *cbmem_top_chipset(void) | ||||
| 6 | { | ||||
| 7 | /* Top of cbmem is at lowest usable DRAM address below 4GiB. */ | ||||
| 8 | /* For now, last 1M of 4G */ | ||||
| 9 | void *ptr = (void *) (4ULL * GiB - 1 * MiB); | ||||
| 10 | return ptr; | ||||
| 11 | } | ||||