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32 lines
854 B
C
32 lines
854 B
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _UAPI_PAPR_PHYSICAL_ATTESTATION_H_
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#define _UAPI_PAPR_PHYSICAL_ATTESTATION_H_
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#include <linux/types.h>
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#include <asm/ioctl.h>
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#include <asm/papr-miscdev.h>
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#define PAPR_PHYATTEST_MAX_INPUT 4084 /* Max 4K buffer: 4K-12 */
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/*
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* Defined in PAPR 2.13+ 21.6 Attestation Command Structures.
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* User space pass this struct and the max size should be 4K.
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*/
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struct papr_phy_attest_io_block {
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__u8 version;
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__u8 command;
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__u8 TCG_major_ver;
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__u8 TCG_minor_ver;
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__be32 length;
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__be32 correlator;
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__u8 payload[PAPR_PHYATTEST_MAX_INPUT];
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};
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/*
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* ioctl for /dev/papr-physical-attestation. Returns a attestation
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* command fd handle
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*/
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#define PAPR_PHY_ATTEST_IOC_HANDLE _IOW(PAPR_MISCDEV_IOC_ID, 8, struct papr_phy_attest_io_block)
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#endif /* _UAPI_PAPR_PHYSICAL_ATTESTATION_H_ */
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