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acpispec: Add TPM tables from TCG ACPI spec #121

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acpispec: Add TPM tables from TCG ACPI spec #121

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48 changes: 48 additions & 0 deletions include/acpispec/tables.h
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Original file line number Diff line number Diff line change
Expand Up @@ -167,6 +167,54 @@ typedef struct acpi_aml_t // AML tables, DSDT and SSDT
uint8_t data[];
} __attribute__((packed)) acpi_aml_t;

// Trusted Platform Module Tables
// TCG ACPI Specification

// TPM 1.2 Client (Section 8.1.2)
typedef struct acpi_tcpa_client_t
{
acpi_header_t header;
uint16_t platform_class;
uint32_t log_area_min_len;
uint64_t log_area_start_addr;
} __attribute__((packed)) acpi_tcpa_client_t;

// TPM 1.2 Server (Section 8.2.2)
typedef struct acpi_tcpa_server_t
{
acpi_header_t header;
uint16_t platform_class;
uint16_t rsv0;
uint32_t log_area_min_len;
uint64_t log_area_start_addr;
uint16_t spec_revision;
uint8_t device_flags;
uint8_t interrupt_flags;
uint8_t gpe;
uint8_t rsv1[3];
uint32_t global_sys_interrupt;
uint8_t base_address[12];
uint32_t rsv2;
uint8_t config_address[12];
uint8_t pci_segment_no;
uint8_t pci_bus_no;
uint8_t pci_device_no;
uint8_t pci_function_no;
} __attribute__((packed)) acpi_tcpa_server_t;

// TPM 2.0 (Section 8.3)
typedef struct acpi_tpm2_t
{
acpi_header_t header;
uint16_t platform_class;
uint16_t rsv0;
uint64_t mmio_area;
uint32_t start_method;
uint8_t start_method_params[];
// OPT: uint32_t log_area_min_len
// OPT: uint64_t log_area_start_addr
} __attribute__((packed)) acpi_tpm2_t;

#ifdef __cplusplus
}
#endif