src/mainboard/emulation/qemu-aarch64/cbmem.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <cbmem.h>
   4 #include <ramdetect.h>
   5 #include <symbols.h>
   6 #include <commonlib/device_tree.h>
   7
   8 DECLARE_REGION(fdt)
   9 uintptr_t cbmem_top_chipset(void)
  10 {
  11         uint64_t top;
  12
  13         top = fdt_get_memory_top((void *)_fdt);
  14         if (top)
  15                 return MIN(top, (uint64_t)4 * GiB - 1);
  16
  17         return (uintptr_t)_dram + (probe_ramsize((uintptr_t)_dram, CONFIG_DRAM_SIZE_MB) * MiB);
  18 }