src/soc/rockchip/common/cbmem.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; version 2 of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <cbmem.h>
  16 #include <commonlib/helpers.h>
  17 #include <soc/addressmap.h>
  18 #include <soc/sdram.h>
  19 #include <symbols.h>
  20
  21 void *cbmem_top_chipset(void)
  22 {
  23         return (void *)MIN((uintptr_t)_dram + sdram_size_mb() * MiB,
  24                            MAX_DRAM_ADDRESS);
  25 }