182 	struct tpm_crb *const crb = arg;  in tpm_crb_thread()  local
184 	pthread_mutex_lock(&crb->mutex);  in tpm_crb_thread()
190 		if (crb->closing)  in tpm_crb_thread()
193 		pthread_cond_wait(&crb->cond, &crb->mutex);  in tpm_crb_thread()
195 		if (crb->closing)  in tpm_crb_thread()
198 		const uint64_t cmd_addr = CRB_CMD_ADDR_READ(crb->regs);  in tpm_crb_thread()
199 		const uint64_t rsp_addr = CRB_RSP_ADDR_READ(crb->regs);  in tpm_crb_thread()
200 		const uint32_t cmd_size = CRB_CMD_SIZE_READ(crb->regs);  in tpm_crb_thread()
201 		const uint32_t rsp_size = CRB_RSP_SIZE_READ(crb->regs);  in tpm_crb_thread()
218 		memcpy(cmd, crb->regs.data_buffer, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_thread()
225 		pthread_mutex_unlock(&crb->mutex);  in tpm_crb_thread()
240 		crb->emul->execute_cmd(crb->emul_sc, &cmd[cmd_off], cmd_size,  in tpm_crb_thread()
243 		pthread_mutex_lock(&crb->mutex);  in tpm_crb_thread()
244 		memset(crb->regs.data_buffer, 0, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_thread()
245 		memcpy(&crb->regs.data_buffer[rsp_off], &rsp[rsp_off], rsp_size);  in tpm_crb_thread()
247 		crb->regs.ctrl_start.start = false;  in tpm_crb_thread()
249 	pthread_mutex_unlock(&crb->mutex);  in tpm_crb_thread()
269 	struct tpm_crb *crb;  in tpm_crb_mem_handler()  local
280 	crb = arg1;  in tpm_crb_mem_handler()
288 	ptr = (uint8_t *)&crb->regs + off;  in tpm_crb_mem_handler()
306 				crb->regs.loc_sts.granted = false;  in tpm_crb_mem_handler()
307 				crb->regs.loc_state.loc_assigned = false;  in tpm_crb_mem_handler()
309 				crb->regs.loc_sts.granted = true;  in tpm_crb_mem_handler()
310 				crb->regs.loc_state.loc_assigned = true;  in tpm_crb_mem_handler()
325 				crb->regs.ctrl_sts.tpm_idle = false;  in tpm_crb_mem_handler()
327 				crb->regs.ctrl_sts.tpm_idle = true;  in tpm_crb_mem_handler()
348 			pthread_mutex_lock(&crb->mutex);  in tpm_crb_mem_handler()
351 			if (!start.start || crb->regs.ctrl_start.start) {  in tpm_crb_mem_handler()
352 				pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
356 			crb->regs.ctrl_start.start = true;  in tpm_crb_mem_handler()
358 			pthread_cond_signal(&crb->cond);  in tpm_crb_mem_handler()
359 			pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
378 			pthread_mutex_lock(&crb->mutex);  in tpm_crb_mem_handler()
380 			pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
425 	struct tpm_crb *crb = NULL;  in tpm_crb_init()  local
431 	crb = calloc(1, sizeof(struct tpm_crb));  in tpm_crb_init()
432 	if (crb == NULL) {  in tpm_crb_init()
438 	memset(crb, 0, sizeof(*crb));  in tpm_crb_init()
440 	crb->emul = emul;  in tpm_crb_init()
441 	crb->emul_sc = emul_sc;  in tpm_crb_init()
443 	crb->regs.loc_state.tpm_req_valid_sts = true;  in tpm_crb_init()
444 	crb->regs.loc_state.tpm_established = true;  in tpm_crb_init()
446 	crb->regs.intf_id.interface_type = TPM_INTF_TYPE_CRB;  in tpm_crb_init()
447 	crb->regs.intf_id.interface_version = TPM_INTF_VERSION_CRB;  in tpm_crb_init()
448 	crb->regs.intf_id.cap_locality = false;  in tpm_crb_init()
449 	crb->regs.intf_id.cap_crb_idle_bypass = false;  in tpm_crb_init()
450 	crb->regs.intf_id.cap_data_xfer_size_support =  in tpm_crb_init()
452 	crb->regs.intf_id.cap_fifo = false;  in tpm_crb_init()
453 	crb->regs.intf_id.cap_crb = true;  in tpm_crb_init()
454 	crb->regs.intf_id.interface_selector = TPM_INTF_SELECTOR_CRB;  in tpm_crb_init()
455 	crb->regs.intf_id.intf_sel_lock = false;  in tpm_crb_init()
456 	crb->regs.intf_id.rid = 0;  in tpm_crb_init()
457 	crb->regs.intf_id.vid = 0x1014; /* IBM */  in tpm_crb_init()
458 	crb->regs.intf_id.did = 0x1014; /* IBM */  in tpm_crb_init()
460 	crb->regs.ctrl_sts.tpm_idle = true;  in tpm_crb_init()
462 	CRB_CMD_SIZE_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_init()
463 	CRB_CMD_ADDR_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_ADDRESS);  in tpm_crb_init()
464 	CRB_RSP_SIZE_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_init()
465 	CRB_RSP_ADDR_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_ADDRESS);  in tpm_crb_init()
468 	    TPM_CRB_LOG_AREA_MINIMUM_SIZE, crb->tpm_log_area);  in tpm_crb_init()
481 	error = tpm_crb_modify_mmio_registration(true, crb);  in tpm_crb_init()
487 	error = pthread_mutex_init(&crb->mutex, NULL);  in tpm_crb_init()
493 	error = pthread_cond_init(&crb->cond, NULL);  in tpm_crb_init()
499 	error = pthread_create(&crb->thread, NULL, tpm_crb_thread, crb);  in tpm_crb_init()
505 	pthread_set_name_np(crb->thread, "tpm_intf_crb");  in tpm_crb_init()
507 	*sc = crb;  in tpm_crb_init()
512 	free(crb);  in tpm_crb_init()
520 	struct tpm_crb *crb;  in tpm_crb_deinit()  local
527 	crb = sc;  in tpm_crb_deinit()
529 	crb->closing = true;  in tpm_crb_deinit()
530 	pthread_cond_signal(&crb->cond);  in tpm_crb_deinit()
531 	pthread_join(crb->thread, NULL);  in tpm_crb_deinit()
533 	pthread_cond_destroy(&crb->cond);  in tpm_crb_deinit()
534 	pthread_mutex_destroy(&crb->mutex);  in tpm_crb_deinit()
539 	free(crb);  in tpm_crb_deinit()