Stefan Reinauer | 3b31402 | 2009-10-26 17:04:28 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2009 coresystems GmbH |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA |
| 18 | */ |
| 19 | |
| 20 | #ifndef _CBMEM_H_ |
| 21 | #define _CBMEM_H_ |
| 22 | |
| 23 | /* Reserve 64k for ACPI and other tables */ |
| 24 | #define HIGH_MEMORY_TABLES ( 64 * 1024 ) |
| 25 | |
| 26 | #if CONFIG_HAVE_ACPI_RESUME |
Rudolf Marek | bcaea14 | 2010-11-22 22:00:52 +0000 | [diff] [blame] | 27 | #define HIGH_MEMORY_SIZE ((CONFIG_RAMTOP - CONFIG_RAMBASE) + HIGH_MEMORY_TABLES) |
Stefan Reinauer | 3b31402 | 2009-10-26 17:04:28 +0000 | [diff] [blame] | 28 | #define HIGH_MEMORY_SAVE ( HIGH_MEMORY_SIZE - HIGH_MEMORY_TABLES ) |
| 29 | #else |
| 30 | #define HIGH_MEMORY_SIZE HIGH_MEMORY_TABLES |
| 31 | #endif |
| 32 | |
| 33 | #define CBMEM_ID_FREESPACE 0x46524545 |
| 34 | #define CBMEM_ID_GDT 0x4c474454 |
| 35 | #define CBMEM_ID_ACPI 0x41435049 |
| 36 | #define CBMEM_ID_CBTABLE 0x43425442 |
| 37 | #define CBMEM_ID_PIRQ 0x49525154 |
| 38 | #define CBMEM_ID_MPTABLE 0x534d5054 |
| 39 | #define CBMEM_ID_RESUME 0x5245534d |
| 40 | #define CBMEM_ID_NONE 0x00000000 |
| 41 | |
| 42 | void cbmem_initialize(void); |
| 43 | |
| 44 | void cbmem_init(u64 baseaddr, u64 size); |
| 45 | int cbmem_reinit(u64 baseaddr); |
| 46 | void *cbmem_add(u32 id, u64 size); |
| 47 | void *cbmem_find(u32 id); |
Maciej Pijanka | ea92185 | 2009-10-27 14:29:29 +0000 | [diff] [blame] | 48 | void cbmem_list(void); |
| 49 | void cbmem_arch_init(void); |
Stefan Reinauer | 3b31402 | 2009-10-26 17:04:28 +0000 | [diff] [blame] | 50 | |
Rudolf Marek | 3310934 | 2010-12-11 22:26:10 +0000 | [diff] [blame^] | 51 | #ifndef __PRE_RAM__ |
Rudolf Marek | bcaea14 | 2010-11-22 22:00:52 +0000 | [diff] [blame] | 52 | struct cbmem_entry *get_cbmem_toc(void); |
| 53 | void set_cbmem_toc(struct cbmem_entry *); |
Stefan Reinauer | 3b31402 | 2009-10-26 17:04:28 +0000 | [diff] [blame] | 54 | #endif |
Rudolf Marek | 3310934 | 2010-12-11 22:26:10 +0000 | [diff] [blame^] | 55 | #endif |