diff options
Diffstat (limited to 'src/security/memory/memory.c')
-rw-r--r-- | src/security/memory/memory.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/security/memory/memory.c b/src/security/memory/memory.c new file mode 100644 index 000000000000..14f28578b5ee --- /dev/null +++ b/src/security/memory/memory.c @@ -0,0 +1,33 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2019 9elements Agency GmbH + * Copyright (C) 2019 Facebook Inc. + * + * 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. + * + * 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. + */ + +#include <stdint.h> +#include "memory.h" + +/** + * To be called after DRAM init. + * Tells the caller if DRAM must be cleared as requested by the user, + * firmware or security framework. + */ +bool security_clear_dram_request(void) +{ + if (CONFIG(SECURITY_CLEAR_DRAM_ON_REGULAR_BOOT)) + return true; + + /* TODO: Add TEE environments here */ + + return false; +} |