sev_data_dbg
struct sev_data_dbg data;
struct sev_data_dbg dbg = {0};
case SEV_CMD_DBG_DECRYPT: return sizeof(struct sev_data_dbg);
case SEV_CMD_DBG_ENCRYPT: return sizeof(struct sev_data_dbg);
struct sev_data_dbg *data = cmd_buf;
struct sev_data_dbg *data = cmd_buf;