1*cda5da8dSAndroid Build Coastguard Worker /* 2*cda5da8dSAndroid Build Coastguard Worker * This file is auto-generated. Modifications will be lost. 3*cda5da8dSAndroid Build Coastguard Worker * 4*cda5da8dSAndroid Build Coastguard Worker * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5*cda5da8dSAndroid Build Coastguard Worker * for more information. 6*cda5da8dSAndroid Build Coastguard Worker */ 7*cda5da8dSAndroid Build Coastguard Worker #ifndef __UAPI_LINUX_SEV_GUEST_H_ 8*cda5da8dSAndroid Build Coastguard Worker #define __UAPI_LINUX_SEV_GUEST_H_ 9*cda5da8dSAndroid Build Coastguard Worker #include <linux/types.h> 10*cda5da8dSAndroid Build Coastguard Worker #define SNP_REPORT_USER_DATA_SIZE 64 11*cda5da8dSAndroid Build Coastguard Worker struct snp_report_req { 12*cda5da8dSAndroid Build Coastguard Worker __u8 user_data[SNP_REPORT_USER_DATA_SIZE]; 13*cda5da8dSAndroid Build Coastguard Worker __u32 vmpl; 14*cda5da8dSAndroid Build Coastguard Worker __u8 rsvd[28]; 15*cda5da8dSAndroid Build Coastguard Worker }; 16*cda5da8dSAndroid Build Coastguard Worker struct snp_report_resp { 17*cda5da8dSAndroid Build Coastguard Worker __u8 data[4000]; 18*cda5da8dSAndroid Build Coastguard Worker }; 19*cda5da8dSAndroid Build Coastguard Worker struct snp_derived_key_req { 20*cda5da8dSAndroid Build Coastguard Worker __u32 root_key_select; 21*cda5da8dSAndroid Build Coastguard Worker __u32 rsvd; 22*cda5da8dSAndroid Build Coastguard Worker __u64 guest_field_select; 23*cda5da8dSAndroid Build Coastguard Worker __u32 vmpl; 24*cda5da8dSAndroid Build Coastguard Worker __u32 guest_svn; 25*cda5da8dSAndroid Build Coastguard Worker __u64 tcb_version; 26*cda5da8dSAndroid Build Coastguard Worker }; 27*cda5da8dSAndroid Build Coastguard Worker struct snp_derived_key_resp { 28*cda5da8dSAndroid Build Coastguard Worker __u8 data[64]; 29*cda5da8dSAndroid Build Coastguard Worker }; 30*cda5da8dSAndroid Build Coastguard Worker struct snp_guest_request_ioctl { 31*cda5da8dSAndroid Build Coastguard Worker __u8 msg_version; 32*cda5da8dSAndroid Build Coastguard Worker __u64 req_data; 33*cda5da8dSAndroid Build Coastguard Worker __u64 resp_data; 34*cda5da8dSAndroid Build Coastguard Worker union { 35*cda5da8dSAndroid Build Coastguard Worker __u64 exitinfo2; 36*cda5da8dSAndroid Build Coastguard Worker struct { 37*cda5da8dSAndroid Build Coastguard Worker __u32 fw_error; 38*cda5da8dSAndroid Build Coastguard Worker __u32 vmm_error; 39*cda5da8dSAndroid Build Coastguard Worker }; 40*cda5da8dSAndroid Build Coastguard Worker }; 41*cda5da8dSAndroid Build Coastguard Worker }; 42*cda5da8dSAndroid Build Coastguard Worker struct snp_ext_report_req { 43*cda5da8dSAndroid Build Coastguard Worker struct snp_report_req data; 44*cda5da8dSAndroid Build Coastguard Worker __u64 certs_address; 45*cda5da8dSAndroid Build Coastguard Worker __u32 certs_len; 46*cda5da8dSAndroid Build Coastguard Worker }; 47*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_REQ_IOC_TYPE 'S' 48*cda5da8dSAndroid Build Coastguard Worker #define SNP_GET_REPORT _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x0, struct snp_guest_request_ioctl) 49*cda5da8dSAndroid Build Coastguard Worker #define SNP_GET_DERIVED_KEY _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x1, struct snp_guest_request_ioctl) 50*cda5da8dSAndroid Build Coastguard Worker #define SNP_GET_EXT_REPORT _IOWR(SNP_GUEST_REQ_IOC_TYPE, 0x2, struct snp_guest_request_ioctl) 51*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_FW_ERR_MASK GENMASK_ULL(31, 0) 52*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_VMM_ERR_SHIFT 32 53*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_VMM_ERR(x) (((u64) x) << SNP_GUEST_VMM_ERR_SHIFT) 54*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_FW_ERR(x) ((x) & SNP_GUEST_FW_ERR_MASK) 55*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_ERR(vmm_err,fw_err) (SNP_GUEST_VMM_ERR(vmm_err) | SNP_GUEST_FW_ERR(fw_err)) 56*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_VMM_ERR_INVALID_LEN 1 57*cda5da8dSAndroid Build Coastguard Worker #define SNP_GUEST_VMM_ERR_BUSY 2 58*cda5da8dSAndroid Build Coastguard Worker #endif 59