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