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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Alexandru Gagniuc <mr.nuke.me@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License or (at your option)
* any later version.
*
* 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.
*
*
* How we use DRAM on Allwinner CPUs
*/
#include <config.h>
#include <symbols.h>
/*
* Put CBMEM at top of RAM
*/
static inline void *a1x_get_cbmem_top(void)
{
return _dram + (CONFIG_DRAM_SIZE_MB << 20);
}
/*
* By CBFS cache, we mean a cached copy, in RAM, of the entire CBFS region.
*/
static inline void *a1x_get_cbfs_cache_top(void)
{
/* Arbitrary 16 MiB gap for cbmem tables and bouncebuffer */
return a1x_get_cbmem_top() - (16 << 20);
}
static inline void *a1x_get_cbfs_cache_base(void)
{
return a1x_get_cbfs_cache_top() - CONFIG_ROM_SIZE;
}
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