tavor_cfg.h revision 9e39c5ba00a55fa05777cc94b148296af305e135
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_IB_ADAPTERS_TAVOR_CFG_H
#define _SYS_IB_ADAPTERS_TAVOR_CFG_H
/*
* tavor_cfg.h
* Contains some prototypes and the structure needed to provided the
* Tavor Configuration Profile variables.
*/
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* The following define specifies the number of ports provided by the Tavor
* hardware. While the Tavor hardware does have two ports, it is not always
* necessary to use both (and in some cases it may be desirable not to).
* This define is used to set the "tavor_num_ports" configuration variable.
* The only other legal value for "tavor_num_ports" (besides two) is one. If
* that variable is set to one, then only port number 1 will be active and
* usable. This define, however, should not be changed.
*/
#define TAVOR_NUM_PORTS 2
/*
* DDR Sizes. We support 256MB / 128MB DIMMs. These defines give us the
* size to check against in the cfg_profile_init.
*/
#define TAVOR_DDR_SIZE_256 (1 << 28)
#define TAVOR_DDR_SIZE_128 (1 << 27)
/*
* Minimal configuration value.
*/
#define TAVOR_DDR_SIZE_MIN (1 << 25)
/*
* The tavor_cfg_profile_t structure is used internally by the Tavor driver
* to hold all of the configuration information for the driver. It contains
* information such as the maximum number (and size) of Tavor's queue pairs.
* completion queues, translation tables, etc. It also contains configuration
* information such as whether the device is using agents in the Tavor
* firmware (i.e. SMA, PMA, BMA) or whether it must register with the IBMF
* for management requests. Each of the fields is described below.
*/
typedef struct tavor_cfg_profile_s {
/* Number of supported QPs and their maximum size */
uint32_t cp_log_num_qp;
uint32_t cp_log_max_qp_sz;
/* Number of supported SGL per WQE */
uint32_t cp_wqe_max_sgl;
uint32_t cp_wqe_real_max_sgl;
/* Number of supported CQs and their maximum size */
uint32_t cp_log_num_cq;
uint32_t cp_log_max_cq_sz;
/* Select to enable SRQ or not; overrides the firmware setting */
uint32_t cp_srq_enable;
uint32_t cp_srq_wq_inddr;
/* Number of supported SRQs and their maximum size */
uint32_t cp_log_num_srq;
uint32_t cp_log_max_srq_sz;
uint32_t cp_srq_max_sgl;
/* Select to enable FMR or not */
uint32_t cp_fmr_enable;
/* The max remaps of a particular fmr */
uint32_t cp_fmr_max_remaps;
/* Default size for all EQs */
uint32_t cp_log_default_eq_sz;
/* Number of supported RDB (for incoming RDMA Read/Atomic) */
uint32_t cp_log_num_rdb;
/*
* Number of support multicast groups, number of QP per multicast
* group, and the number of entries (from the total number) in
* the multicast group "hash table"
*/
uint32_t cp_log_num_mcg;
uint32_t cp_num_qp_per_mcg;
uint32_t cp_log_num_mcg_hash;
/*
* Number of supported MPTs (memory regions and windows) and their
* maximum size. Also the number of MTT per "MTT segment" (see
* tavor_mr.h for more details)
*/
uint32_t cp_log_num_mpt;
uint32_t cp_log_max_mrw_sz;
uint32_t cp_log_num_mttseg;
/*
* Number of supported Tavor mailboxes ("In" and "Out") and their
* maximum sizes, respectively
*/
uint32_t cp_log_num_inmbox;
uint32_t cp_log_num_outmbox;
uint32_t cp_log_num_intr_inmbox;
uint32_t cp_log_num_intr_outmbox;
uint32_t cp_log_inmbox_size;
uint32_t cp_log_outmbox_size;
/* Number of supported UAR pages */
uint32_t cp_log_num_uar;
/* Number of supported Protection Domains (PD) */
uint32_t cp_log_num_pd;
/* Number of supported Address Handles (AH) */
uint32_t cp_log_num_ah;
/*
* Number of supported PKeys per PKey table (i.e. per port). Also the
* number of SGID per GID table.
*/
uint32_t cp_log_max_pkeytbl;
uint32_t cp_log_max_gidtbl;
/* Maximum "responder resources" and "initiator depth" per QP */
uint32_t cp_hca_max_rdma_in_qp;
uint32_t cp_hca_max_rdma_out_qp;
/* Maximum supported MTU and port width */
uint32_t cp_max_mtu;
uint32_t cp_max_port_width;
/* Number of supported Virtual Lanes (VL) */
uint32_t cp_max_vlcap;
/* Number of supported ports (1 or 2) */
uint32_t cp_num_ports;
/*
* Whether or not to use the built-in (i.e. in firmware) agents
* for QP0 and QP1, respectively
*/
uint32_t cp_qp0_agents_in_fw;
uint32_t cp_qp1_agents_in_fw;
/*
* Whether DMA mappings should be made with DDI_DMA_STREAMING or
* with DDI_DMA_CONSISTENT mode
*/
uint32_t cp_streaming_consistent;
/*
* Whether to override the necessity for ddi_dma_sync() calls on system
* memory which has been mapped DDI_DMA_CONSISTENT
*/
uint32_t cp_consistent_syncoverride;
/* Whether DMA mappings should bypass the PCI IOMMU or not */
uint32_t cp_iommu_bypass;
uint32_t cp_disable_streaming_on_bypass;
/*
* Whether QP work queues should be allocated from system memory or
* from Tavor DDR memory
*/
uint32_t cp_qp_wq_inddr;
/* Delay after software reset */
uint32_t cp_sw_reset_delay;
/* Time to wait in-between attempts to poll the 'go' bit */
uint32_t cp_cmd_poll_delay;
/* Max time to continue to poll the 'go bit */
uint32_t cp_cmd_poll_max;
/* Default AckReq frequency */
uint32_t cp_ackreq_freq;
/* Default maximum number of outstanding split transations */
uint32_t cp_max_out_splt_trans;
/* Default maximum number of bytes per read burst */
uint32_t cp_max_mem_rd_byte_cnt;
/* Specify whether to use MSI (if available) */
uint32_t cp_use_msi_if_avail;
/*
* Used to override SystemImageGUID, NodeGUID and PortGUID(s) as
* specified by the Tavor device node properties
*/
uint64_t cp_sysimgguid;
uint64_t cp_nodeguid;
uint64_t cp_portguid[TAVOR_NUM_PORTS];
} tavor_cfg_profile_t;
int tavor_cfg_profile_init_phase1(tavor_state_t *state);
int tavor_cfg_profile_init_phase2(tavor_state_t *state);
void tavor_cfg_profile_fini(tavor_state_t *state);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_IB_ADAPTERS_TAVOR_CFG_H */