diff options
Diffstat (limited to 'src/drivers/crb')
| -rw-r--r-- | src/drivers/crb/tis.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/drivers/crb/tis.c b/src/drivers/crb/tis.c index c110151766..94bfb9ef15 100644 --- a/src/drivers/crb/tis.c +++ b/src/drivers/crb/tis.c @@ -16,6 +16,7 @@ #include <security/tpm/tis.h> #include <arch/acpigen.h> #include <device/device.h> +#include <drivers/intel/ptt/ptt.h> #include "tpm.h" #include "chip.h" @@ -49,6 +50,14 @@ int tis_open(void) return -1; } + if (CONFIG(HAVE_INTEL_PTT)) { + if (!ptt_active()) { + printk(BIOS_ERR, "%s: Intel PTT is not active.\n", __func__); + return -1; + } + printk(BIOS_DEBUG, "%s: Intel PTT is active.\n", __func__); + } + return 0; } |