include: add psp-sev.h header file
The header file provide the ioctl command and structure to communicate with /dev/sev device. Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
This commit is contained in:
Brijesh Singh
Paolo Bonzini
parent
08a161fd35
commit
9d8ad11429
142
linux-headers/linux/psp-sev.h
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142
linux-headers/linux/psp-sev.h
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@ -0,0 +1,142 @@
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/*
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* Userspace interface for AMD Secure Encrypted Virtualization (SEV)
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* platform management commands.
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*
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* Copyright (C) 2016-2017 Advanced Micro Devices, Inc.
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*
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* Author: Brijesh Singh <brijesh.singh@amd.com>
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*
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* SEV spec 0.14 is available at:
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* http://support.amd.com/TechDocs/55766_SEV-KM%20API_Specification.pdf
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __PSP_SEV_USER_H__
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#define __PSP_SEV_USER_H__
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#include <linux/types.h>
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/**
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* SEV platform commands
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*/
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enum {
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SEV_FACTORY_RESET = 0,
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SEV_PLATFORM_STATUS,
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SEV_PEK_GEN,
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SEV_PEK_CSR,
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SEV_PDH_GEN,
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SEV_PDH_CERT_EXPORT,
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SEV_PEK_CERT_IMPORT,
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SEV_MAX,
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};
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/**
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* SEV Firmware status code
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*/
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typedef enum {
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SEV_RET_SUCCESS = 0,
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SEV_RET_INVALID_PLATFORM_STATE,
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SEV_RET_INVALID_GUEST_STATE,
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SEV_RET_INAVLID_CONFIG,
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SEV_RET_INVALID_LEN,
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SEV_RET_ALREADY_OWNED,
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SEV_RET_INVALID_CERTIFICATE,
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SEV_RET_POLICY_FAILURE,
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SEV_RET_INACTIVE,
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SEV_RET_INVALID_ADDRESS,
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SEV_RET_BAD_SIGNATURE,
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SEV_RET_BAD_MEASUREMENT,
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SEV_RET_ASID_OWNED,
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SEV_RET_INVALID_ASID,
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SEV_RET_WBINVD_REQUIRED,
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SEV_RET_DFFLUSH_REQUIRED,
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SEV_RET_INVALID_GUEST,
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SEV_RET_INVALID_COMMAND,
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SEV_RET_ACTIVE,
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SEV_RET_HWSEV_RET_PLATFORM,
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SEV_RET_HWSEV_RET_UNSAFE,
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SEV_RET_UNSUPPORTED,
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SEV_RET_MAX,
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} sev_ret_code;
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/**
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* struct sev_user_data_status - PLATFORM_STATUS command parameters
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*
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* @major: major API version
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* @minor: minor API version
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* @state: platform state
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* @flags: platform config flags
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* @build: firmware build id for API version
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* @guest_count: number of active guests
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*/
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struct sev_user_data_status {
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__u8 api_major; /* Out */
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__u8 api_minor; /* Out */
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__u8 state; /* Out */
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__u32 flags; /* Out */
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__u8 build; /* Out */
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__u32 guest_count; /* Out */
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} __attribute__((packed));
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/**
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* struct sev_user_data_pek_csr - PEK_CSR command parameters
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*
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* @address: PEK certificate chain
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* @length: length of certificate
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*/
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struct sev_user_data_pek_csr {
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__u64 address; /* In */
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__u32 length; /* In/Out */
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} __attribute__((packed));
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/**
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* struct sev_user_data_cert_import - PEK_CERT_IMPORT command parameters
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*
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* @pek_address: PEK certificate chain
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* @pek_len: length of PEK certificate
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* @oca_address: OCA certificate chain
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* @oca_len: length of OCA certificate
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*/
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struct sev_user_data_pek_cert_import {
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__u64 pek_cert_address; /* In */
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__u32 pek_cert_len; /* In */
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__u64 oca_cert_address; /* In */
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__u32 oca_cert_len; /* In */
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} __attribute__((packed));
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/**
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* struct sev_user_data_pdh_cert_export - PDH_CERT_EXPORT command parameters
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*
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* @pdh_address: PDH certificate address
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* @pdh_len: length of PDH certificate
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* @cert_chain_address: PDH certificate chain
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* @cert_chain_len: length of PDH certificate chain
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*/
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struct sev_user_data_pdh_cert_export {
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__u64 pdh_cert_address; /* In */
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__u32 pdh_cert_len; /* In/Out */
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__u64 cert_chain_address; /* In */
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__u32 cert_chain_len; /* In/Out */
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} __attribute__((packed));
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/**
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* struct sev_issue_cmd - SEV ioctl parameters
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*
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* @cmd: SEV commands to execute
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* @opaque: pointer to the command structure
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* @error: SEV FW return code on failure
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*/
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struct sev_issue_cmd {
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__u32 cmd; /* In */
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__u64 data; /* In */
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__u32 error; /* Out */
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} __attribute__((packed));
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#define SEV_IOC_TYPE 'S'
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#define SEV_ISSUE_CMD _IOWR(SEV_IOC_TYPE, 0x0, struct sev_issue_cmd)
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#endif /* __PSP_USER_SEV_H */
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@ -121,7 +121,7 @@ done
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rm -rf "$output/linux-headers/linux"
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mkdir -p "$output/linux-headers/linux"
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for header in kvm.h kvm_para.h vfio.h vfio_ccw.h vhost.h \
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psci.h userfaultfd.h; do
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psci.h psp-sev.h userfaultfd.h; do
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cp "$tmpdir/include/linux/$header" "$output/linux-headers/linux"
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done
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rm -rf "$output/linux-headers/asm-generic"
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