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| author | Christian Walter <christian.walter@9elements.com> | 2019-07-14 15:47:23 +0200 |
|---|---|---|
| committer | Philipp Deppenwiese <zaolin.daisuki@gmail.com> | 2019-08-06 12:08:34 +0000 |
| commit | 26e0d4c98e3e145dcc4c9a53c3132c062f74aeec (patch) | |
| tree | 46c98cddcb3a2e19b6b46f9c744b98168043b1df | |
| parent | 54226819429bb3d34b4914a69713046c52e03973 (diff) | |
| download | coreboot-26e0d4c98e3e145dcc4c9a53c3132c062f74aeec.tar.xz | |
arch/x86/acpi.c: Change TPM2 ACPI Table to support CRB
Change the TPM2 ACPI Table to support CRB Interface when selected.
Change-Id: Ide3af348fd4676f2d04e1d0b9ad83f9124e09dcc
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34333
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
| -rw-r--r-- | src/arch/x86/acpi.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/arch/x86/acpi.c b/src/arch/x86/acpi.c index e4ccd37abe..fdcbcd3fb5 100644 --- a/src/arch/x86/acpi.c +++ b/src/arch/x86/acpi.c @@ -386,10 +386,15 @@ static void acpi_create_tpm2(acpi_tpm2_t *tpm2) /* Hard to detect for coreboot. Just set it to 0 */ tpm2->platform_class = 0; - /* Must be set to 0 for TIS interface support */ - tpm2->control_area = 0; - /* coreboot only supports the TIS interface driver. */ - tpm2->start_method = 6; + if (CONFIG(CRB_TPM)) { + /* Must be set to 7 for CRB Support */ + tpm2->control_area = CONFIG_CRB_TPM_BASE_ADDRESS + 0x40; + tpm2->start_method = 7; + } else { + /* Must be set to 0 for FIFO interface support */ + tpm2->control_area = 0; + tpm2->start_method = 6; + } memset(tpm2->msp, 0, sizeof(tpm2->msp)); /* Fill the log area size and start address fields. */ |