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-rw-r--r--include/uapi/linux/psp-sev.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/include/uapi/linux/psp-sev.h b/include/uapi/linux/psp-sev.h
index b44ba7dcdefc..b7a2c2ee35b7 100644
--- a/include/uapi/linux/psp-sev.h
+++ b/include/uapi/linux/psp-sev.h
@@ -28,6 +28,9 @@ enum {
SEV_PEK_CERT_IMPORT,
SEV_GET_ID, /* This command is deprecated, use SEV_GET_ID2 */
SEV_GET_ID2,
+ SNP_PLATFORM_STATUS,
+ SNP_COMMIT,
+ SNP_SET_CONFIG,
SEV_MAX,
};
@@ -69,6 +72,12 @@ typedef enum {
SEV_RET_RESOURCE_LIMIT,
SEV_RET_SECURE_DATA_INVALID,
SEV_RET_INVALID_KEY = 0x27,
+ SEV_RET_INVALID_PAGE_SIZE,
+ SEV_RET_INVALID_PAGE_STATE,
+ SEV_RET_INVALID_MDATA_ENTRY,
+ SEV_RET_INVALID_PAGE_OWNER,
+ SEV_RET_INVALID_PAGE_AEAD_OFLOW,
+ SEV_RET_RMP_INIT_REQUIRED,
SEV_RET_MAX,
} sev_ret_code;
@@ -156,6 +165,56 @@ struct sev_user_data_get_id2 {
} __packed;
/**
+ * struct sev_user_data_snp_status - SNP status
+ *
+ * @api_major: API major version
+ * @api_minor: API minor version
+ * @state: current platform state
+ * @is_rmp_initialized: whether RMP is initialized or not
+ * @rsvd: reserved
+ * @build_id: firmware build id for the API version
+ * @mask_chip_id: whether chip id is present in attestation reports or not
+ * @mask_chip_key: whether attestation reports are signed or not
+ * @vlek_en: VLEK (Version Loaded Endorsement Key) hashstick is loaded
+ * @rsvd1: reserved
+ * @guest_count: the number of guest currently managed by the firmware
+ * @current_tcb_version: current TCB version
+ * @reported_tcb_version: reported TCB version
+ */
+struct sev_user_data_snp_status {
+ __u8 api_major; /* Out */
+ __u8 api_minor; /* Out */
+ __u8 state; /* Out */
+ __u8 is_rmp_initialized:1; /* Out */
+ __u8 rsvd:7;
+ __u32 build_id; /* Out */
+ __u32 mask_chip_id:1; /* Out */
+ __u32 mask_chip_key:1; /* Out */
+ __u32 vlek_en:1; /* Out */
+ __u32 rsvd1:29;
+ __u32 guest_count; /* Out */
+ __u64 current_tcb_version; /* Out */
+ __u64 reported_tcb_version; /* Out */
+} __packed;
+
+/**
+ * struct sev_user_data_snp_config - system wide configuration value for SNP.
+ *
+ * @reported_tcb: the TCB version to report in the guest attestation report.
+ * @mask_chip_id: whether chip id is present in attestation reports or not
+ * @mask_chip_key: whether attestation reports are signed or not
+ * @rsvd: reserved
+ * @rsvd1: reserved
+ */
+struct sev_user_data_snp_config {
+ __u64 reported_tcb ; /* In */
+ __u32 mask_chip_id:1; /* In */
+ __u32 mask_chip_key:1; /* In */
+ __u32 rsvd:30; /* In */
+ __u8 rsvd1[52];
+} __packed;
+
+/**
* struct sev_issue_cmd - SEV ioctl parameters
*
* @cmd: SEV commands to execute