| Server IP : 85.214.239.14 / Your IP : 3.22.75.247 Web Server : Apache/2.4.62 (Debian) System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.18 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF Directory : /proc/2/task/2/root/proc/2/root/usr/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Userspace interface for AMD SEV and SNP guest driver.
*
* Copyright (C) 2021 Advanced Micro Devices, Inc.
*
* Author: Brijesh Singh <brijesh.singh@amd.com>
*
* SEV API specification is available at: https://developer.amd.com/sev/
*/
#ifndef __UAPI_LINUX_SEV_GUEST_H_
#define __UAPI_LINUX_SEV_GUEST_H_
#include <linux/types.h>
struct snp_report_req {
/* user data that should be included in the report */
__u8 user_data[64];
/* The vmpl level to be included in the report */
__u32 vmpl;
/* Must be zero filled */
__u8 rsvd[28];
};
struct snp_report_resp {
/* response data, see SEV-SNP spec for the format */
__u8 data[4000];
};
struct snp_derived_key_req {
__u32 root_key_select;
__u32 rsvd;
__u64 guest_field_select;
__u32 vmpl;
__u32 guest_svn;
__u64 tcb_version;
};
struct snp_derived_key_resp {
/* response data, see SEV-SNP spec for the format */
__u8 data[64];
};
struct snp_guest_request_ioctl {
/* message version number (must be non-zero) */
__u8 msg_version;
/* Request and response structure address */
__u64 req_data;
__u64 resp_data;
/* bits[63:32]: VMM error code, bits[31:0] firmware error code (see psp-sev.h) */
union {
__u64 exitinfo2;
struct {
__u32 fw_error;
__u32 vmm_error;
};
};
};
struct snp_ext_report_req {
struct snp_report_req data;
/* where to copy the certificate blob */
__u64 certs_address;
/* length of the certificate blob */
__u32 certs_len;
};
#define SNP_GUEST_REQ_IOC_TYPE 'S'
/* Get SNP attestation report */
#define SNP_GET_REPORT _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x0, struct snp_guest_request_ioctl)
/* Get a derived key from the root */
#define SNP_GET_DERIVED_KEY _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x1, struct snp_guest_request_ioctl)
/* Get SNP extended report as defined in the GHCB specification version 2. */
#define SNP_GET_EXT_REPORT _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x2, struct snp_guest_request_ioctl)
/* Guest message request EXIT_INFO_2 constants */
#define SNP_GUEST_FW_ERR_MASK GENMASK_ULL(31, 0)
#define SNP_GUEST_VMM_ERR_SHIFT 32
#define SNP_GUEST_VMM_ERR(x) (((u64)x) << SNP_GUEST_VMM_ERR_SHIFT)
#define SNP_GUEST_VMM_ERR_INVALID_LEN 1
#define SNP_GUEST_VMM_ERR_BUSY 2
#endif /* __UAPI_LINUX_SEV_GUEST_H_ */