diff options
Diffstat (limited to 'hw/i386/acpi-build.c')
| -rw-r--r-- | hw/i386/acpi-build.c | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 73519ab3ac..18b939e469 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -28,8 +28,8 @@ #include "qemu/error-report.h" #include "hw/pci/pci.h" #include "qom/cpu.h" -#include "hw/i386/pc.h" #include "target/i386/cpu.h" +#include "hw/misc/pvpanic.h" #include "hw/timer/hpet.h" #include "hw/acpi/acpi-defs.h" #include "hw/acpi/acpi.h" @@ -208,7 +208,7 @@ static void acpi_get_misc_info(AcpiMiscInfo *info) } info->has_hpet = hpet_find(); - info->tpm_version = tpm_get_version(); + info->tpm_version = tpm_get_version(tpm_find()); info->pvpanic_port = pvpanic_port(); info->applesmc_io_base = applesmc_port(); } @@ -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))); @@ -2274,15 +2274,28 @@ build_tpm_tcpa(GArray *table_data, BIOSLinker *linker, GArray *tcpalog) } static void -build_tpm2(GArray *table_data, BIOSLinker *linker) +build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog) { - Acpi20TPM2 *tpm2_ptr; - - tpm2_ptr = acpi_data_push(table_data, sizeof *tpm2_ptr); + Acpi20TPM2 *tpm2_ptr = acpi_data_push(table_data, sizeof *tpm2_ptr); + unsigned log_addr_size = sizeof(tpm2_ptr->log_area_start_address); + unsigned log_addr_offset = + (char *)&tpm2_ptr->log_area_start_address - table_data->data; 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); + + tpm2_ptr->log_area_minimum_length = + cpu_to_le32(TPM_LOG_AREA_MINIMUM_SIZE); + + /* log area start address to be filled by Guest linker */ + bios_linker_loader_add_pointer(linker, + ACPI_BUILD_TABLE_FILE, log_addr_offset, log_addr_size, + ACPI_BUILD_TPMLOG_FILE, 0); + } else { + g_warn_if_reached(); + } build_header(linker, table_data, (void *)tpm2_ptr, "TPM2", sizeof(*tpm2_ptr), 4, NULL, NULL); @@ -2691,7 +2704,7 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) if (misc.tpm_version == TPM_VERSION_2_0) { acpi_add_table(table_offsets, tables_blob); - build_tpm2(tables_blob, tables->linker); + build_tpm2(tables_blob, tables->linker, tables->tcpalog); } } if (pcms->numa_nodes) { |