192 	struct tpm_crb *const crb = arg;  in tpm_crb_thread()  local
194 	pthread_mutex_lock(&crb->mutex);  in tpm_crb_thread()
200 		if (crb->closing)  in tpm_crb_thread()
203 		pthread_cond_wait(&crb->cond, &crb->mutex);  in tpm_crb_thread()
205 		if (crb->closing)  in tpm_crb_thread()
208 		const uint64_t cmd_addr = CRB_CMD_ADDR_READ(crb->regs);  in tpm_crb_thread()
209 		const uint64_t rsp_addr = CRB_RSP_ADDR_READ(crb->regs);  in tpm_crb_thread()
210 		const uint32_t cmd_size = CRB_CMD_SIZE_READ(crb->regs);  in tpm_crb_thread()
211 		const uint32_t rsp_size = CRB_RSP_SIZE_READ(crb->regs);  in tpm_crb_thread()
248 		memcpy(cmd, crb->regs.data_buffer, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_thread()
266 		pthread_mutex_unlock(&crb->mutex);  in tpm_crb_thread()
281 		(void) crb->emul->execute_cmd(crb->emul_sc, req,  in tpm_crb_thread()
284 		pthread_mutex_lock(&crb->mutex);  in tpm_crb_thread()
285 		memset(crb->regs.data_buffer, 0, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_thread()
286 		memcpy(&crb->regs.data_buffer[rsp_off], &rsp[rsp_off], rsp_size);  in tpm_crb_thread()
288 		crb->regs.ctrl_start.start = false;  in tpm_crb_thread()
290 	pthread_mutex_unlock(&crb->mutex);  in tpm_crb_thread()
310 	struct tpm_crb *crb;  in tpm_crb_mem_handler()  local
321 	crb = arg1;  in tpm_crb_mem_handler()
329 	ptr = (uint8_t *)&crb->regs + off;  in tpm_crb_mem_handler()
347 				crb->regs.loc_sts.granted = false;  in tpm_crb_mem_handler()
348 				crb->regs.loc_state.loc_assigned = false;  in tpm_crb_mem_handler()
350 				crb->regs.loc_sts.granted = true;  in tpm_crb_mem_handler()
351 				crb->regs.loc_state.loc_assigned = true;  in tpm_crb_mem_handler()
366 				crb->regs.ctrl_sts.tpm_idle = false;  in tpm_crb_mem_handler()
368 				crb->regs.ctrl_sts.tpm_idle = true;  in tpm_crb_mem_handler()
393 			pthread_mutex_lock(&crb->mutex);  in tpm_crb_mem_handler()
396 			if (!start.start || crb->regs.ctrl_start.start) {  in tpm_crb_mem_handler()
397 				pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
401 			crb->regs.ctrl_start.start = true;  in tpm_crb_mem_handler()
403 			pthread_cond_signal(&crb->cond);  in tpm_crb_mem_handler()
404 			pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
423 			pthread_mutex_lock(&crb->mutex);  in tpm_crb_mem_handler()
425 			pthread_mutex_unlock(&crb->mutex);  in tpm_crb_mem_handler()
470 	struct tpm_crb *crb = NULL;  in tpm_crb_init()  local
476 	crb = calloc(1, sizeof(struct tpm_crb));  in tpm_crb_init()
477 	if (crb == NULL) {  in tpm_crb_init()
483 	memset(crb, 0, sizeof(*crb));  in tpm_crb_init()
485 	crb->emul = emul;  in tpm_crb_init()
486 	crb->emul_sc = emul_sc;  in tpm_crb_init()
488 	crb->regs.loc_state.tpm_req_valid_sts = true;  in tpm_crb_init()
489 	crb->regs.loc_state.tpm_established = true;  in tpm_crb_init()
491 	crb->regs.intf_id.interface_type = TPM_INTF_TYPE_CRB;  in tpm_crb_init()
492 	crb->regs.intf_id.interface_version = TPM_INTF_VERSION_CRB;  in tpm_crb_init()
493 	crb->regs.intf_id.cap_locality = false;  in tpm_crb_init()
494 	crb->regs.intf_id.cap_crb_idle_bypass = false;  in tpm_crb_init()
495 	crb->regs.intf_id.cap_data_xfer_size_support =  in tpm_crb_init()
497 	crb->regs.intf_id.cap_fifo = false;  in tpm_crb_init()
498 	crb->regs.intf_id.cap_crb = true;  in tpm_crb_init()
499 	crb->regs.intf_id.interface_selector = TPM_INTF_SELECTOR_CRB;  in tpm_crb_init()
500 	crb->regs.intf_id.intf_sel_lock = false;  in tpm_crb_init()
501 	crb->regs.intf_id.rid = 0;  in tpm_crb_init()
502 	crb->regs.intf_id.vid = 0x1014; /* IBM */  in tpm_crb_init()
503 	crb->regs.intf_id.did = 0x1014; /* IBM */  in tpm_crb_init()
505 	crb->regs.ctrl_sts.tpm_idle = true;  in tpm_crb_init()
507 	CRB_CMD_SIZE_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_init()
508 	CRB_CMD_ADDR_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_ADDRESS);  in tpm_crb_init()
509 	CRB_RSP_SIZE_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_SIZE);  in tpm_crb_init()
510 	CRB_RSP_ADDR_WRITE(crb->regs, TPM_CRB_DATA_BUFFER_ADDRESS);  in tpm_crb_init()
513 	    TPM_CRB_LOG_AREA_MINIMUM_SIZE, crb->tpm_log_area);  in tpm_crb_init()
526 	error = tpm_crb_modify_mmio_registration(true, crb);  in tpm_crb_init()
532 	error = pthread_mutex_init(&crb->mutex, NULL);  in tpm_crb_init()
538 	error = pthread_cond_init(&crb->cond, NULL);  in tpm_crb_init()
544 	error = pthread_create(&crb->thread, NULL, tpm_crb_thread, crb);  in tpm_crb_init()
550 	pthread_set_name_np(crb->thread, "tpm_intf_crb");  in tpm_crb_init()
552 	*sc = crb;  in tpm_crb_init()
557 	free(crb);  in tpm_crb_init()
565 	struct tpm_crb *crb;  in tpm_crb_deinit()  local
572 	crb = sc;  in tpm_crb_deinit()
574 	crb->closing = true;  in tpm_crb_deinit()
575 	pthread_cond_signal(&crb->cond);  in tpm_crb_deinit()
576 	pthread_join(crb->thread, NULL);  in tpm_crb_deinit()
578 	pthread_cond_destroy(&crb->cond);  in tpm_crb_deinit()
579 	pthread_mutex_destroy(&crb->mutex);  in tpm_crb_deinit()
584 	free(crb);  in tpm_crb_deinit()