2 * This file is part of the coreboot project.
4 * Copyright (C) 2009 coresystems GmbH
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.
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.
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
23 /* Reserve 128k for ACPI and other tables */
24 #if CONFIG_CONSOLE_CBMEM
25 #define HIGH_MEMORY_DEF_SIZE ( 256 * 1024 )
27 #define HIGH_MEMORY_DEF_SIZE ( 128 * 1024 )
30 #if CONFIG_HAVE_ACPI_RESUME
31 #define HIGH_MEMORY_SIZE ((CONFIG_RAMTOP - CONFIG_RAMBASE) + HIGH_MEMORY_DEF_SIZE)
32 #define HIGH_MEMORY_SAVE ( HIGH_MEMORY_SIZE - HIGH_MEMORY_DEF_SIZE )
34 /* Delegation of resume backup memory so we don't have to
35 * (slowly) handle backing up OS memory in romstage.c
37 #define CBMEM_BOOT_MODE 0x610
38 #define CBMEM_RESUME_BACKUP 0x614
40 #define HIGH_MEMORY_SIZE HIGH_MEMORY_DEF_SIZE
43 #define CBMEM_ID_FREESPACE 0x46524545
44 #define CBMEM_ID_GDT 0x4c474454
45 #define CBMEM_ID_ACPI 0x41435049
46 #define CBMEM_ID_CBTABLE 0x43425442
47 #define CBMEM_ID_PIRQ 0x49525154
48 #define CBMEM_ID_MPTABLE 0x534d5054
49 #define CBMEM_ID_RESUME 0x5245534d
50 #define CBMEM_ID_SMBIOS 0x534d4254
51 #define CBMEM_ID_TIMESTAMP 0x54494d45
52 #define CBMEM_ID_MRCDATA 0x4d524344
53 #define CBMEM_ID_CONSOLE 0x434f4e53
54 #define CBMEM_ID_NONE 0x00000000
58 extern uint64_t high_tables_base, high_tables_size;
61 int cbmem_initialize(void);
63 void cbmem_init(u64 baseaddr, u64 size);
64 int cbmem_reinit(u64 baseaddr);
65 void *cbmem_add(u32 id, u64 size);
66 void *cbmem_find(u32 id);
67 void cbmem_list(void);
68 void cbmem_arch_init(void);
70 extern struct cbmem_entry *get_cbmem_toc(void);
73 void set_cbmem_toc(struct cbmem_entry *);