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| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2017-11-06 19:39:18 +0100 |
|---|---|---|
| committer | Stefan Berger <stefanb@linux.vnet.ibm.com> | 2017-12-14 23:39:15 -0500 |
| commit | ff5ce21e1b959206f257967d6de2efa6f4e3d188 (patch) | |
| tree | b11b60db00d0af91f4a2c3b4a8ab319af7c37065 /hw/i386/acpi-build.c | |
| parent | 5cf954d02161a974c16b33189192b43da9ac4413 (diff) | |
| download | qemu-ff5ce21e1b959206f257967d6de2efa6f4e3d188.zip qemu-ff5ce21e1b959206f257967d6de2efa6f4e3d188.tar.gz qemu-ff5ce21e1b959206f257967d6de2efa6f4e3d188.tar.bz2 | |
acpi: change TPM TIS data conditions
The device should be exposed if present. It shouldn't have an
undefined version (or else backend init failed, and device should fail
too). Finally, make the fields specific to TIS device model.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Diffstat (limited to 'hw/i386/acpi-build.c')
| -rw-r--r-- | hw/i386/acpi-build.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index cdb4aa9..dd1420b 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -2038,7 +2038,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, } } - if (misc->tpm_version != TPM_VERSION_UNSPEC) { + if (TPM_IS_TIS(tpm_find())) { aml_append(crs, aml_memory32_fixed(TPM_TIS_ADDR_BASE, TPM_TIS_ADDR_SIZE, AML_READ_WRITE)); } @@ -2204,7 +2204,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, /* Scan all PCI buses. Generate tables to support hotplug. */ build_append_pci_bus_devices(scope, bus, pm->pcihp_bridge_en); - if (misc->tpm_version != TPM_VERSION_UNSPEC) { + if (TPM_IS_TIS(tpm_find())) { dev = aml_device("ISA.TPM"); aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C31"))); aml_append(dev, aml_name_decl("_STA", aml_int(0xF))); @@ -2281,8 +2281,12 @@ build_tpm2(GArray *table_data, BIOSLinker *linker) tpm2_ptr = acpi_data_push(table_data, sizeof *tpm2_ptr); tpm2_ptr->platform_class = cpu_to_le16(TPM2_ACPI_CLASS_CLIENT); - tpm2_ptr->control_area_address = cpu_to_le64(0); - tpm2_ptr->start_method = cpu_to_le32(TPM2_START_METHOD_MMIO); + if (TPM_IS_TIS(tpm_find())) { + tpm2_ptr->control_area_address = cpu_to_le64(0); + tpm2_ptr->start_method = cpu_to_le32(TPM2_START_METHOD_MMIO); + } else { + g_warn_if_reached(); + } build_header(linker, table_data, (void *)tpm2_ptr, "TPM2", sizeof(*tpm2_ptr), 4, NULL, NULL); |