/* * This file is part of the coreboot project. * * Copyright (C) 2013 Google, Inc. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include void *cbmem_top(void) { /* Top of cbmem is at lowest usable DRAM address below 4GiB. */ /* For now, last 1M of 4G */ void *ptr = (void *) ((1ULL << 32) - 1048576); return ptr; }