src/soc/sifive/fu740/cbmem.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <cbmem.h>
   4 #include <commonlib/helpers.h>
   5 #include <soc/addressmap.h>
   6 #include <soc/sdram.h>
   7 #include <symbols.h>
   8
   9 uintptr_t cbmem_top_chipset(void)
  10 {
  11 #define FU740_MAXDRAM 0x800000000ULL // 32 GiB
  12         return MIN((uintptr_t)FU740_DRAM + sdram_size(), FU740_MAXDRAM);
  13 }