1 /*-
34  * Define common SLI-4 structures and function prototypes.
43 #define SLI_SUB_PAGE_MASK	(SLI_PAGE_SIZE - 1)
53 	uint32_t	mask = page_size - 1;  in sli_page_count()
93  * Common SLI-4 register offsets and field definitions
97  * @brief SLI_INTF - SLI Interface Definition Register
119  * @brief ASIC_ID - SLI ASIC Type and Revision Register
135  * @brief BMBX - Bootstrap Mailbox Register
150  * @brief EQCQ_DOORBELL - EQ and CQ Doorbell Register
168  * @brief SLIPORT_CONTROL - SLI Port Control Register
179  * @brief SLI4_SLIPORT_ERROR1 - SLI Port Error Register
184  * @brief SLI4_SLIPORT_ERROR2 - SLI Port Error Register
222 #error big endian version not defined  in sli_eq_doorbell()
225 	eq_doorbell->eq_id_lo = id & SLI4_EQCQ_EQ_ID_MASK_LO;  in sli_eq_doorbell()
226 	eq_doorbell->qt = 1;	/* EQ is type 1 (section 2.2.3.3 SLI Arch) */  in sli_eq_doorbell()
227 	eq_doorbell->eq_id_hi = (id >> 9) & 0x1f;  in sli_eq_doorbell()
228 	eq_doorbell->number_popped = n_popped;  in sli_eq_doorbell()
229 	eq_doorbell->arm = arm;  in sli_eq_doorbell()
230 	eq_doorbell->ci = TRUE;  in sli_eq_doorbell()
249 #error big endian version not defined  in sli_cq_doorbell()
252 	cq_doorbell->cq_id_lo = id & SLI4_EQCQ_CQ_ID_MASK_LO;  in sli_cq_doorbell()
253 	cq_doorbell->qt = 0;	/* CQ is type 0 (section 2.2.3.3 SLI Arch) */  in sli_cq_doorbell()
254 	cq_doorbell->cq_id_hi = (id >> 10) & 0x1f;  in sli_cq_doorbell()
255 	cq_doorbell->number_popped = n_popped;  in sli_cq_doorbell()
256 	cq_doorbell->arm = arm;  in sli_cq_doorbell()
274 #error big endian version not defined  in sli_iftype6_eq_doorbell()
277 	eq_doorbell->eq_id = id;  in sli_iftype6_eq_doorbell()
278 	eq_doorbell->number_popped = n_popped;  in sli_iftype6_eq_doorbell()
279 	eq_doorbell->arm = arm;  in sli_iftype6_eq_doorbell()
296 #error big endian version not defined  in sli_iftype6_cq_doorbell()
299 	cq_doorbell->cq_id = id;  in sli_iftype6_cq_doorbell()
300 	cq_doorbell->number_popped = n_popped;  in sli_iftype6_cq_doorbell()
301 	cq_doorbell->arm = arm;  in sli_iftype6_cq_doorbell()
307  * @brief MQ_DOORBELL - MQ Doorbell Register
318  * @brief RQ_DOORBELL - RQ Doorbell Register
329  * @brief WQ_DOORBELL - WQ Doorbell Register
343  * @brief SLIPORT_SEMAPHORE - SLI Port Host and Port Status Register
368  * @brief SLIPORT_STATUS - SLI Port Status Register
394  * SLI-4 mailbox command formats and definitions
403 #error big endian version not defined
464 #error big endian version not defined
468 #define SLI4_BDE_TYPE_BDE_64		0x00	/** Generic 64-bit data */
473  * @brief Scatter-Gather Entry (SGE)
484 #error big endian version not defined
489  * @brief T10 DIF Scatter-Gather Entry (SGE)
500 #error big endian version not defined
505  * @brief T10 DIF Seed Scatter-Gather Entry (SGE)
534 #error big endian version not defined
539  * @brief List Segment Pointer Scatter-Gather Entry (SGE)
551 #error big endian version not defined
586 	uint32_t	maxbbc:8,	/** Max buffer-to-buffer credit */
599 			bbscn:4,	/** buffer-to-buffer state change number */
603 #error big endian version not defined
622 #error big endian version not defined
627  * @brief FW_INITIALIZE - initialize a SLI port
635  * @brief FW_DEINITIALIZE - deinitialize a SLI port
643  * @brief INIT_LINK - initialize the link for a FC/FCoE port
706 #error big endian version not defined
711  * @brief INIT_VFI - initialize the VFI resource
730 #error big endian version not defined
735  * @brief INIT_VPI - initialize the VPI resource
743 #error big endian version not defined
748  * @brief POST_XRI - post XRI resources to the SLI Port
760 #error big endian version not defined
765  * @brief RELEASE_XRI - Release XRI resources from the SLI Port
779 #error big endian version not defined
784  * @brief READ_CONFIG - read SLI port configuration parameters
828 #error big endian version not defined
834 #define SLI4_READ_CFG_TOPO_FC_DA		0x2	/** FC Direct Attach (non FC-AL) topology */
835 #define SLI4_READ_CFG_TOPO_FC_AL		0x3	/** FC-AL topology */
838  * @brief READ_NVPARMS - read SLI port configuration parameters
852 #error big endian version not defined
857  * @brief WRITE_NVPARMS - write SLI port configuration parameters
871 #error big endian version not defined
876  * @brief READ_REV - read the Port revision levels
909 #error big endian version not defined
914  * @brief READ_SPARM64 - read the Port service parameters
929 #error big endian version not defined
949 #error big endian version not defined
954  * @brief READ_TOPOLOGY - read the link event information
987 #error big endian version not defined
1011  * @brief REG_FCFI - activate a FC Forwarder
1033 #error big endian version not defined
1074  * @brief REG_RPI - register a Remote Port Indicator
1093 #error big endian version not defined
1099  * @brief REG_VFI - register a Virtual Fabric Indicator
1118 #error big endian version not defined
1123  * @brief REG_VPI - register a Virtual Port Indicator
1137 #error big endian version not defined
1142  * @brief REQUEST_FEATURES - request / query SLI features
1147 		uint32_t	iaab:1,		/** inhibit auto-ABTS originator */
1156 				iaar:1,		/** inhibit auto-ABTS responder */
1168 #error big endian version not defined
1178 #error big endian version not defined
1185  * @brief SLI_CONFIG - submit a configuration command to Port
1214 #error big endian version not defined
1219  * @brief READ_STATUS - read tx/rx status of a particular port
1245 #error big endian version not defined
1250  * @brief READ_LNK_STAT - read link status of a particular port
1304 #error big endian version not defined
1312  * PHWQ works by over-writing part of Word 10 in the WQE with the WQ ID.
1332 #error big endian version not defined  in sli_set_wq_id_association()
1337  * @brief UNREG_FCFI - unregister a FCFI
1346 #error big endian version not defined
1351  * @brief UNREG_RPI - unregister one or more RPI
1363 #error big endian version not defined
1373  * @brief UNREG_VFI - unregister one or more VFI
1383 #error big endian version not defined
1398  * @brief UNREG_VPI - unregister one or more VPI
1408 #error big endian version not defined
1417  * @brief AUTO_XFER_RDY - Configure the auto-generate XFER-RDY feature.
1425 #error big endian version not defined
1439 #error big endian version not defined
1444  * SLI-4 common configuration command formats and definitions
1528 #error big endian version not defined
1546 #error big endian version not defined
1553  * Resets the Port, returning it to a power-on state. This configuration
1593 #error big endian version not defined
1629 #error big endian version not defined
1662 #error big endian version not defined
1691 #error big endian version not defined
1701 #error big endian version not defined
1714 #error big endian version not defined
1733 #error big endian version not defined
1765 #error big endian version not defined
1787 #error big endian version not defined
1817 #error big endian version not defined
1863 #error big endian version not defined
1925 #error big endian version not defined
1978 #error big endian version not defined
1987 #error big endian version not defined
2000 #error big endian version not defined
2016 #error big endian version not defined
2135 #error big endian version not defined
2208 #error big endian version not defined
2229 #error big endian version not defined
2275 #error big endian version not defined
2287 #error big endian version not defined
2307 #error big endian version not defined
2319 #error big endian version not defined
2333 #error big endian version not defined
2351 #error big endian version not defined
2364 #error big endian version not defined
2377 #error big endian version not defined
2385  * by the SFF-8472 specification).
2393 #error big endian version not defined
2405 #error big endian version not defined
2422 #error big endian version not defined
2433 #error big endian version not defined
2452 #error big endian version not defined
2463 #error big endian version not defined
2477 #error big endian version not defined
2494 #error big endian version not defined
2512 #error big endian version not defined
2522 #error big endian version not defined
2551 #error big endian version not defined
2560 #error big endian version not defined
2569 #error big endian version not defined
2576 			agxfe:1,		/*<< Auto Generate XFER-RDY Feature Enabled */
2582 #error big endian version not defined
2598 #error big endian version not defined
2608 #error big endian version not defined
2616 #error big endian version not defined
2626 #error big endian version not defined
2643 #error big endian version not defined
2659 #error big endian version not defined
2748 #error big endian version not defined
2768 #error big endian version not defined
2788 #error big endian version not defined
2803 #error big endian version not defined
2808    to pick a number that we think will be big enough and ask for that
2822 #error big endian version not defined
2832 #error big endian version not defined
2851 #error big endian version not defined
2865 #error big endian version not defined
2882 #error big endian version not defined
2895 #error big endian version not defined
2909 #error big endian version not defined
2923 #error big endian version not defined
2931 #error big endian version not defined
2941 #error big endian version not defined
2951 #error big endian version not defined
2965 #error big endian version not defined
2984 			con:1,		/** consumed - command now being executed */
2985 			cmp:1,		/** completed - command still executing if clear */
2987 			ae:1,		/** async event - this is an ACQE */
2988 			val:1;		/** valid - contents of CQE are valid */
2990 #error big endian version not defined
3006 			ae:1,		/** async event - this is an ACQE */
3007 			val:1;		/** valid - contents of CQE are valid */
3009 #error big endian version not defined
3113 	ocs_lock(&q->lock);  in sli_queue_lock()
3119 	ocs_unlock(&q->lock);  in sli_queue_unlock()
3140 	SLI_LINK_TOPO_NPORT = 1,	/** fabric or point-to-point */
3303 	/* Save pointer to physical memory descriptor for non-embedded SLI_CONFIG
3324 	return sli4->config.extent[rsrc].size;  in sli_get_max_rsrc()
3333 	return sli4->config.max_qcount[qtype];  in sli_get_max_queue()
3340 	return sli4->config.max_qentries[qtype];  in sli_get_max_qentries()
3346 	return sli4->config.sge_supported_length;  in sli_get_max_sge()
3353 	if (sli4->config.sgl_page_sizes != 1) {  in sli_get_max_sgl()
3354 		ocs_log_test(sli4->os, "unsupported SGL page sizes %#x\n",  in sli_get_max_sgl()
3355 				sli4->config.sgl_page_sizes);  in sli_get_max_sgl()
3359 	return ((sli4->config.max_sgl_pages * SLI_PAGE_SIZE) / sizeof(sli4_sge_t));  in sli_get_max_sgl()
3365 	switch (sli4->config.topology) {  in sli_get_medium()
3380 	sli4_sgl_chaining_params_t *cparms = &sli4->config.sgl_chaining_params;  in sli_skh_chain_sge_build()
3383 	sge->sge_type = SLI4_SGE_TYPE_CHAIN;  in sli_skh_chain_sge_build()
3384 	sge->buffer_address_high = (uint32_t)cparms->chain_sge_initial_value_hi;  in sli_skh_chain_sge_build()
3385 	sge->buffer_address_low =  in sli_skh_chain_sge_build()
3386 		(uint32_t)((cparms->chain_sge_initial_value_lo |  in sli_skh_chain_sge_build()
3387 			    (((uintptr_t)(xri_index & cparms->sgl_index_field_mask)) <<  in sli_skh_chain_sge_build()
3388 			     cparms->sgl_index_field_offset) |  in sli_skh_chain_sge_build()
3389 			    (((uintptr_t)(frag_num & cparms->frag_num_field_mask)) <<  in sli_skh_chain_sge_build()
3390 			     cparms->frag_num_field_offset)  |  in sli_skh_chain_sge_build()
3397 	return sli4->sli_rev;  in sli_get_sli_rev()
3403 	return sli4->sli_family;  in sli_get_sli_family()
3409 	return sli4->if_type;  in sli_get_if_type()
3415 	return sli4->config.wwpn;  in sli_get_wwn_port()
3421 	return sli4->config.wwnn;  in sli_get_wwn_node()
3427 	return sli4->vpd.data.virt;  in sli_get_vpd()
3433 	return sli4->vpd.length;  in sli_get_vpd_len()
3439 	return sli4->config.fw_rev[which];  in sli_get_fw_revision()
3445 	return sli4->config.fw_name[which];  in sli_get_fw_name()
3451 	return sli4->config.ipl_name;  in sli_get_ipl_name()
3457 	return sli4->config.hw_rev[which];  in sli_get_hw_revision()
3463 	return sli4->config.auto_xfer_rdy;  in sli_get_auto_xfer_rdy_capable()
3469 	return sli4->config.features.flag.dif;  in sli_get_dif_capable()
3475 	return sli_get_dif_capable(sli4) && sli4->config.t10_dif_inline_capable;  in sli_is_dif_inline_capable()
3481 	return sli_get_dif_capable(sli4) && sli4->config.t10_dif_separate_capable;  in sli_is_dif_separate_capable()
3487 	return sli4->config.dual_ulp_capable;  in sli_get_is_dual_ulp_capable()
3493 	return sli4->config.sgl_chaining_params.chaining_capable;  in sli_get_is_sgl_chaining_capable()
3499 	return sli4->config.is_ulp_fc[ulp];  in sli_get_is_ulp_enabled()
3505 	return sli4->config.features.flag.hlm;  in sli_get_hlm_capable()
3511 	if (value && !sli4->config.features.flag.hlm) {  in sli_set_hlm()
3512 		ocs_log_test(sli4->os, "HLM not supported\n");  in sli_set_hlm()
3513 		return -1;  in sli_set_hlm()
3516 	sli4->config.high_login_mode = value != 0 ? TRUE : FALSE;  in sli_set_hlm()
3524 	return sli4->config.high_login_mode;  in sli_get_hlm()
3530 	return sli4->config.sgl_pre_registration_required;  in sli_get_sgl_preregister_required()
3536 	return sli4->config.sgl_pre_registered;  in sli_get_sgl_preregister()
3542 	if ((value == 0) && sli4->config.sgl_pre_registration_required) {  in sli_set_sgl_preregister()
3543 		ocs_log_test(sli4->os, "SGL pre-registration required\n");  in sli_set_sgl_preregister()
3544 		return -1;  in sli_set_sgl_preregister()
3547 	sli4->config.sgl_pre_registered = value != 0 ? TRUE : FALSE;  in sli_set_sgl_preregister()
3555 	return sli4->asic_type;  in sli_get_asic_type()
3561 	return sli4->asic_rev;  in sli_get_asic_rev()
3574 		sli4->config.topology = value;  in sli_set_topology()
3577 		ocs_log_test(sli4->os, "unsupported topology %#x\n", value);  in sli_set_topology()
3578 		rc = -1;  in sli_set_topology()
3587 	sli4->config.pt = req->persistent_topo;  in sli_config_persistent_topology()
3588 	sli4->config.tf = req->topo_failover;  in sli_config_persistent_topology()
3594 	return sli4->config.link_module_type;  in sli_get_link_module_type()
3600 	return sli4->config.port_name;  in sli_get_portnum()
3606 	return sli4->config.bios_version_string;  in sli_get_bios_version_string()
3630 		ocs_log_err(NULL, "unsupported FC-AL speed (speed_code: %d)\n", link_speed);  in sli_fcal_is_speed_supported()
3782  * The SLI-4 specification uses a 16 bit field in most places for the FCF
3789  * SLI-4 FC/FCoE mailbox command formats and definitions.
3832 #error big endian version not defined
3853 #error big endian version not defined
3870 #error big endian version not defined
3891 #error big endian version not defined
3917 #error big endian version not defined
3948 #error big endian version not defined
3977 #error big endian version not defined
4010 #error big endian version not defined
4026 #error big endian version not defined
4030 /* A FCF index of -1 on the request means return the first valid entry */
4057 #error big endian version not defined
4072 #error big endian version not defined
4076 /* A next FCF index of -1 in the response means this is the last valid entry */
4089 #error big endian version not defined
4106 #error big endian version not defined
4200 #error big endian version not defined
4256 #error big endian version not defined
4323 #error big endian version not defined
4402 #error big endian version not defined
4457 #error big endian version not defined
4513 #error big endian version not defined
4534 	 * T10-PI workaround, the secondary xri tag
4584 #error big endian version not defined
4648 #error big endian version not defined
4708 #error big endian version not defined
4778 #error big endian version not defined
4829 #error big endian version not defined
4893 #error big endian version not defined
4949 #error big endian version not defined
5006 #error big endian version not defined
5069 #error big endian version not defined
5156 #error big endian version not defined
5178 			ae:1,		/** async event - this is an ACQE */
5179 			val:1;		/** valid - contents of CQE are valid */
5181 #error big endian version not defined
5221 			ae:1,		/** async event - this is an ACQE */
5222 			val:1;		/** valid - contents of CQE are valid */
5224 #error big endian version not defined
5273 			ae:1,		/** async event - this is an ACQE */
5274 			val:1;		/** valid - contents of CQE are valid */
5276 #error big endian version not defined
5299 #error big endian version not defined
5317 #error big endian version not defined
5432 #error big endian version not defined
5453 #error big endian version not defined
5477 #error big endian version not defined
5503 #error big endian version not defined
5523 #error big endian version not defined
5544 #error big endian version not defined
5620  * @return Returns 0 on success, or a non-zero value on failure.
5629 	if (SLI4_FC_ASYNC_RQ_SUCCESS == rcqe->status) {  in sli_fc_rqe_length()
5630 		*len_hdr  = rcqe->header_data_placement_length;  in sli_fc_rqe_length()
5631 		*len_data = rcqe->payload_data_placement_length;  in sli_fc_rqe_length()
5634 		return -1;  in sli_fc_rqe_length()
5656 		fcfi = rcqe->fcfi;  in sli_fc_rqe_fcfi()
5661 		fcfi = rcqev1->fcfi;  in sli_fc_rqe_fcfi()
5666 		fcfi = opt_wr->fcfi;  in sli_fc_rqe_fcfi()