3676bc69b3
Implement support for TPM on ppc64 by implementing the vTPM CRQ interface as a frontend. It can use the tpm_emulator driver backend with the external swtpm. The Linux vTPM driver for ppc64 works with this emulation. This TPM emulator also handles the TPM 2 case. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Message-Id: <20200121152935.649898-4-stefanb@linux.ibm.com> [dwg: Use device_class_set_props(), tweak Kconfig] Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
31 lines
463 B
Plaintext
31 lines
463 B
Plaintext
config TPMDEV
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bool
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depends on TPM
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config TPM_TIS
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bool
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depends on TPM && ISA_BUS
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select TPMDEV
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config TPM_CRB
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bool
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depends on TPM && PC
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select TPMDEV
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config TPM_PASSTHROUGH
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bool
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default y
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# FIXME: should check for x86 host as well
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depends on TPMDEV && LINUX
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config TPM_EMULATOR
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bool
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default y
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depends on TPMDEV
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config TPM_SPAPR
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bool
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default n
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depends on TPM && PSERIES
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select TPMDEV
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