jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; version 2 of the License. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 13 | */ |
| 14 | |
jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 15 | #include <cbmem.h> |
Elyes HAOUAS | ba9b504 | 2019-12-19 07:47:52 +0100 | [diff] [blame] | 16 | #include <commonlib/helpers.h> |
Lin Huang | 19eb750 | 2016-03-26 11:50:05 +0800 | [diff] [blame] | 17 | #include <soc/addressmap.h> |
huang lin | ee28c86 | 2015-01-26 21:04:55 +0800 | [diff] [blame] | 18 | #include <soc/sdram.h> |
Lin Huang | 19eb750 | 2016-03-26 11:50:05 +0800 | [diff] [blame] | 19 | #include <symbols.h> |
Julius Werner | 7a453eb | 2014-10-20 13:14:55 -0700 | [diff] [blame] | 20 | |
Arthur Heymans | 340e4b8 | 2019-10-23 17:25:58 +0200 | [diff] [blame] | 21 | void *cbmem_top_chipset(void) |
jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 22 | { |
Elyes HAOUAS | ba9b504 | 2019-12-19 07:47:52 +0100 | [diff] [blame] | 23 | return (void *)MIN((uintptr_t)_dram + sdram_size_mb() * MiB, |
Lin Huang | 19eb750 | 2016-03-26 11:50:05 +0800 | [diff] [blame] | 24 | MAX_DRAM_ADDRESS); |
jinkun.hong | ac490b8 | 2014-06-22 20:40:39 -0700 | [diff] [blame] | 25 | } |