76 lines
2.0 KiB
C
76 lines
2.0 KiB
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* (C) Copyright 2010,2011
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* Graeme Russ, <graeme.russ@gmail.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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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., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <malloc.h>
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#include <asm/e820.h>
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#include <asm/u-boot-x86.h>
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#include <asm/global_data.h>
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#include <asm/arch-coreboot/sysinfo.h>
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#include <asm/arch-coreboot/tables.h>
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DECLARE_GLOBAL_DATA_PTR;
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unsigned install_e820_map(unsigned max_entries, struct e820entry *entries)
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{
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int i;
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unsigned num_entries = min(lib_sysinfo.n_memranges, max_entries);
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if (num_entries < lib_sysinfo.n_memranges) {
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printf("Warning: Limiting e820 map to %d entries.\n",
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num_entries);
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}
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for (i = 0; i < num_entries; i++) {
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struct memrange *memrange = &lib_sysinfo.memrange[i];
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entries[i].addr = memrange->base;
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entries[i].size = memrange->size;
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entries[i].type = memrange->type;
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}
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return num_entries;
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}
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int dram_init_f(void)
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{
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int i;
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phys_size_t ram_size = 0;
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for (i = 0; i < lib_sysinfo.n_memranges; i++) {
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struct memrange *memrange = &lib_sysinfo.memrange[i];
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unsigned long long end = memrange->base + memrange->size;
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if (memrange->type == CB_MEM_RAM && end > ram_size)
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ram_size = end;
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}
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gd->ram_size = ram_size;
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if (ram_size == 0)
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return -1;
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return 0;
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}
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int dram_init(void)
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{
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return 0;
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}
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