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arm/acpi: TPM2 ACPI table support

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Add a TPM2 ACPI table if a TPM2.0 sysbus device has been
dynamically instantiated.

Signed-off-by: Eric Auger <eric.auger@redhat.com>

Message-Id: <20200601095737.32671-4-eric.auger@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eric Auger 2020-06-01 11:57:36 +02:00 • committed by Michael S. Tsirkin
parent 4338416064
commit 80bde69353
3 changed files with 12 additions and 2 deletions
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5
hw/acpi/aml-build.c
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@ -1885,17 +1885,18 @@ void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog)
unsigned log_addr_offset =
(char *)&tpm2_ptr->log_area_start_address - table_data->data;
uint8_t start_method_params[12] = {};
TPMIf *tpmif = tpm_find();
/* platform class */
build_append_int_noprefix(table_data, TPM2_ACPI_CLASS_CLIENT, 2);
/* reserved */
build_append_int_noprefix(table_data, 0, 2);
if (TPM_IS_TIS_ISA(tpm_find())) {
if (TPM_IS_TIS_ISA(tpmif) || TPM_IS_TIS_SYSBUS(tpmif)) {
/* address of control area */
build_append_int_noprefix(table_data, 0, 8);
/* start method */
build_append_int_noprefix(table_data, TPM2_START_METHOD_MMIO, 4);
} else if (TPM_IS_CRB(tpm_find())) {
} else if (TPM_IS_CRB(tpmif)) {
build_append_int_noprefix(table_data, TPM_CRB_ADDR_CTRL, 8);
build_append_int_noprefix(table_data, TPM2_START_METHOD_CRB, 4);
} else {