Add a TPM2 ACPI table if a TPM 2 is used in the backend. Also add an SSDT for the TPM 2. Rename tpm_find() to tpm_get_version() and have this function return the version of the TPM found, TPMVersion_Unspec if no TPM is found. Use the version number to build version specific ACPI tables. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
		
			
				
	
	
		
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			35 lines
		
	
	
		
			823 B
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * tpm.h - TPM ACPI definitions
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 *
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 * Copyright (C) 2014 IBM Corporation
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 *
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 * Authors:
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 *  Stefan Berger <stefanb@us.ibm.com>
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 *
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 * This work is licensed under the terms of the GNU GPL, version 2 or later.
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 * See the COPYING file in the top-level directory.
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 *
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 * Implementation of the TIS interface according to specs found at
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 * http://www.trustedcomputinggroup.org
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 *
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 */
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#ifndef HW_ACPI_TPM_H
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#define HW_ACPI_TPM_H
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#define TPM_TIS_ADDR_BASE           0xFED40000
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#define TPM_TIS_ADDR_SIZE           0x5000
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#define TPM_TIS_IRQ                 5
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#define TPM_LOG_AREA_MINIMUM_SIZE   (64 * 1024)
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#define TPM_TCPA_ACPI_CLASS_CLIENT  0
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#define TPM_TCPA_ACPI_CLASS_SERVER  1
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#define TPM2_ACPI_CLASS_CLIENT      0
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#define TPM2_ACPI_CLASS_SERVER      1
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#define TPM2_START_METHOD_MMIO      6
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#endif /* HW_ACPI_TPM_H */
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