BUILD_RES__OPCODE
BUILD_RES__OPCODE(0, TWA_FW_CMD_INIT_CONNECTION);
cmd->res__opcode = BUILD_RES__OPCODE(0, TWA_FW_CMD_EXECUTE_SCSI);
BUILD_RES__OPCODE(0, TWA_FW_CMD_EXECUTE_SCSI);
BUILD_RES__OPCODE(0, TWS_FW_CMD_INIT_CONNECTION);
cmd->sgl_off__opcode = BUILD_RES__OPCODE(0, opcode);