bb11e60cb2
Requirements:
- must be in ramstage (locking flash while executing code from there
might not work)
- must be after cbmem is reinitialized (so the mrc cache copy of the
current run can be found)
Change-Id: I8028fb073349ce2b027ef5f8397dc1a1b8b31c02
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/1002
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2009 coresystems GmbH
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#ifndef _CBMEM_H_
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#define _CBMEM_H_
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/* Reserve 128k for ACPI and other tables */
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#if CONFIG_CONSOLE_CBMEM
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#define HIGH_MEMORY_DEF_SIZE ( 256 * 1024 )
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#else
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#define HIGH_MEMORY_DEF_SIZE ( 128 * 1024 )
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#endif
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#if CONFIG_HAVE_ACPI_RESUME
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#define HIGH_MEMORY_SAVE (CONFIG_RAMTOP - CONFIG_RAMBASE)
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#define HIGH_MEMORY_SIZE (HIGH_MEMORY_SAVE + CONFIG_HIGH_SCRATCH_MEMORY_SIZE + HIGH_MEMORY_DEF_SIZE)
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/* Delegation of resume backup memory so we don't have to
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* (slowly) handle backing up OS memory in romstage.c
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*/
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#define CBMEM_BOOT_MODE 0x610
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#define CBMEM_RESUME_BACKUP 0x614
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#else /* CONFIG_HAVE_ACPI_RESUME */
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#define HIGH_MEMORY_SIZE HIGH_MEMORY_DEF_SIZE
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#endif /* CONFIG_HAVE_ACPI_RESUME */
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#define CBMEM_ID_FREESPACE 0x46524545
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#define CBMEM_ID_GDT 0x4c474454
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#define CBMEM_ID_ACPI 0x41435049
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#define CBMEM_ID_CBTABLE 0x43425442
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#define CBMEM_ID_PIRQ 0x49525154
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#define CBMEM_ID_MPTABLE 0x534d5054
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#define CBMEM_ID_RESUME 0x5245534d
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#define CBMEM_ID_RESUME_SCRATCH 0x52455343
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#define CBMEM_ID_SMBIOS 0x534d4254
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#define CBMEM_ID_TIMESTAMP 0x54494d45
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#define CBMEM_ID_MRCDATA 0x4d524344
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#define CBMEM_ID_CONSOLE 0x434f4e53
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#define CBMEM_ID_NONE 0x00000000
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#ifndef __ASSEMBLER__
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#ifndef __PRE_RAM__
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extern uint64_t high_tables_base, high_tables_size;
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#endif
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int cbmem_initialize(void);
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void cbmem_init(u64 baseaddr, u64 size);
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int cbmem_reinit(u64 baseaddr);
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void *cbmem_add(u32 id, u64 size);
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void *cbmem_find(u32 id);
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void cbmem_list(void);
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void cbmem_arch_init(void);
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extern struct cbmem_entry *get_cbmem_toc(void);
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#ifndef __PRE_RAM__
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void set_cbmem_toc(struct cbmem_entry *);
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void __attribute__((weak)) cbmem_post_handling(void);
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#endif
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#endif
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#endif
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