diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/common/Kconfig | 6 | ||||
| -rw-r--r-- | src/soc/intel/common/Makefile.inc | 5 | ||||
| -rw-r--r-- | src/soc/intel/common/tpm_tis.c | 22 |
3 files changed, 33 insertions, 0 deletions
diff --git a/src/soc/intel/common/Kconfig b/src/soc/intel/common/Kconfig index 919cb50406..7612850965 100644 --- a/src/soc/intel/common/Kconfig +++ b/src/soc/intel/common/Kconfig @@ -130,4 +130,10 @@ config SOC_INTEL_COMMON_NHLT bool default n +config TPM_TIS_ACPI_INTERRUPT + int + help + acpi_get_gpe() is used to provide interrupt status to TPM layer. + This option specifies the GPE number. + endif # SOC_INTEL_COMMON diff --git a/src/soc/intel/common/Makefile.inc b/src/soc/intel/common/Makefile.inc index acfd0548b2..b01fc8a70e 100644 --- a/src/soc/intel/common/Makefile.inc +++ b/src/soc/intel/common/Makefile.inc @@ -37,6 +37,11 @@ ramstage-$(CONFIG_SOC_INTEL_COMMON_NHLT) += nhlt.c smm-$(CONFIG_SOC_INTEL_COMMON_SMI) += smihandler.c +bootblock-$(CONFIG_MAINBOARD_HAS_TPM_CR50) += tpm_tis.c +verstage-$(CONFIG_MAINBOARD_HAS_TPM_CR50) += tpm_tis.c +romstage-$(CONFIG_MAINBOARD_HAS_TPM_CR50) += tpm_tis.c +ramstage-$(CONFIG_MAINBOARD_HAS_TPM_CR50) += tpm_tis.c + # Create and add the MRC cache to the cbfs image ifneq ($(CONFIG_CHROMEOS),y) $(obj)/mrc.cache: $(obj)/config.h diff --git a/src/soc/intel/common/tpm_tis.c b/src/soc/intel/common/tpm_tis.c new file mode 100644 index 0000000000..ed57cef488 --- /dev/null +++ b/src/soc/intel/common/tpm_tis.c @@ -0,0 +1,22 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2017 Google 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 <arch/acpi.h> +#include <tpm.h> + +int tis_plat_irq_status(void) +{ + return acpi_get_gpe(CONFIG_TPM_TIS_ACPI_INTERRUPT); +} |