src/security/memory/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0-only
   2
   3 menu "Memory initialization"
   4
   5 config PLATFORM_HAS_DRAM_CLEAR
   6         bool
   7         default y
   8         depends on ARCH_X86
   9         help
  10           Selected by platforms that support clearing all DRAM
  11           after DRAM initialization.
  12
  13 config SECURITY_CLEAR_DRAM_ON_REGULAR_BOOT
  14         depends on PLATFORM_HAS_DRAM_CLEAR
  15         bool "Always clear all DRAM on regular boot"
  16         help
  17           Always clear the DRAM after DRAM initialization regardless
  18           of additional security implementations in use.
  19           This increases boot time depending on the amount of DRAM
  20           installed.
  21
  22 endmenu #Memory initialization