diff options
Diffstat (limited to 'src/drivers/tpm/tpm.c')
-rw-r--r-- | src/drivers/tpm/tpm.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/drivers/tpm/tpm.c b/src/drivers/tpm/tpm.c new file mode 100644 index 0000000000..e4a81c3da4 --- /dev/null +++ b/src/drivers/tpm/tpm.c @@ -0,0 +1,35 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018 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 <types.h> +#include <stddef.h> +#include <bootstate.h> +#include <security/tpm/tspi.h> + +#if IS_ENABLED(CONFIG_ARCH_X86) +#include <arch/acpi.h> +#endif + +static void init_tpm_dev(void *unused) +{ +#if IS_ENABLED(CONFIG_ARCH_X86) + int s3resume = acpi_is_wakeup_s3(); + tpm_setup(s3resume); +#else + tpm_setup(false); +#endif +} + +BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, init_tpm_dev, NULL); |