176 lines
5.5 KiB
C
176 lines
5.5 KiB
C
/*
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* Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
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* Copyright (c) 2004 Infinicon Corporation. All rights reserved.
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* Copyright (c) 2004 Intel Corporation. All rights reserved.
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* Copyright (c) 2004 Topspin Corporation. All rights reserved.
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* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#if !defined(IB_SMI_H)
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#define IB_SMI_H
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#include <rdma/ib_mad.h>
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#define IB_SMP_DATA_SIZE 64
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#define IB_SMP_MAX_PATH_HOPS 64
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struct ib_smp {
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u8 base_version;
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u8 mgmt_class;
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u8 class_version;
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u8 method;
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__be16 status;
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u8 hop_ptr;
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u8 hop_cnt;
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__be64 tid;
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__be16 attr_id;
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__be16 resv;
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__be32 attr_mod;
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__be64 mkey;
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__be16 dr_slid;
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__be16 dr_dlid;
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u8 reserved[28];
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u8 data[IB_SMP_DATA_SIZE];
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u8 initial_path[IB_SMP_MAX_PATH_HOPS];
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u8 return_path[IB_SMP_MAX_PATH_HOPS];
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} __packed;
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#define IB_SMP_DIRECTION cpu_to_be16(0x8000)
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/* Subnet management attributes */
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#define IB_SMP_ATTR_NOTICE cpu_to_be16(0x0002)
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#define IB_SMP_ATTR_NODE_DESC cpu_to_be16(0x0010)
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#define IB_SMP_ATTR_NODE_INFO cpu_to_be16(0x0011)
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#define IB_SMP_ATTR_SWITCH_INFO cpu_to_be16(0x0012)
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#define IB_SMP_ATTR_GUID_INFO cpu_to_be16(0x0014)
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#define IB_SMP_ATTR_PORT_INFO cpu_to_be16(0x0015)
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#define IB_SMP_ATTR_PKEY_TABLE cpu_to_be16(0x0016)
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#define IB_SMP_ATTR_SL_TO_VL_TABLE cpu_to_be16(0x0017)
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#define IB_SMP_ATTR_VL_ARB_TABLE cpu_to_be16(0x0018)
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#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE cpu_to_be16(0x0019)
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#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE cpu_to_be16(0x001A)
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#define IB_SMP_ATTR_MCAST_FORWARD_TABLE cpu_to_be16(0x001B)
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#define IB_SMP_ATTR_SM_INFO cpu_to_be16(0x0020)
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#define IB_SMP_ATTR_VENDOR_DIAG cpu_to_be16(0x0030)
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#define IB_SMP_ATTR_LED_INFO cpu_to_be16(0x0031)
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#define IB_SMP_ATTR_VENDOR_MASK cpu_to_be16(0xFF00)
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struct ib_port_info {
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__be64 mkey;
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__be64 gid_prefix;
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__be16 lid;
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__be16 sm_lid;
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__be32 cap_mask;
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__be16 diag_code;
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__be16 mkey_lease_period;
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u8 local_port_num;
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u8 link_width_enabled;
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u8 link_width_supported;
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u8 link_width_active;
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u8 linkspeed_portstate; /* 4 bits, 4 bits */
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u8 portphysstate_linkdown; /* 4 bits, 4 bits */
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u8 mkeyprot_resv_lmc; /* 2 bits, 3, 3 */
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u8 linkspeedactive_enabled; /* 4 bits, 4 bits */
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u8 neighbormtu_mastersmsl; /* 4 bits, 4 bits */
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u8 vlcap_inittype; /* 4 bits, 4 bits */
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u8 vl_high_limit;
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u8 vl_arb_high_cap;
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u8 vl_arb_low_cap;
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u8 inittypereply_mtucap; /* 4 bits, 4 bits */
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u8 vlstallcnt_hoqlife; /* 3 bits, 5 bits */
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u8 operationalvl_pei_peo_fpi_fpo; /* 4 bits, 1, 1, 1, 1 */
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__be16 mkey_violations;
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__be16 pkey_violations;
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__be16 qkey_violations;
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u8 guid_cap;
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u8 clientrereg_resv_subnetto; /* 1 bit, 2 bits, 5 */
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u8 resv_resptimevalue; /* 3 bits, 5 bits */
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u8 localphyerrors_overrunerrors; /* 4 bits, 4 bits */
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__be16 max_credit_hint;
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u8 resv;
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u8 link_roundtrip_latency[3];
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};
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struct ib_node_info {
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u8 base_version;
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u8 class_version;
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u8 node_type;
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u8 num_ports;
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__be64 sys_guid;
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__be64 node_guid;
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__be64 port_guid;
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__be16 partition_cap;
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__be16 device_id;
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__be32 revision;
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u8 local_port_num;
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u8 vendor_id[3];
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} __packed;
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struct ib_vl_weight_elem {
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u8 vl; /* IB: VL is low 4 bits, upper 4 bits reserved */
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/* OPA: VL is low 5 bits, upper 3 bits reserved */
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u8 weight;
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};
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static inline u8
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ib_get_smp_direction(struct ib_smp *smp)
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{
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return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION);
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}
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/*
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* SM Trap/Notice numbers
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*/
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#define IB_NOTICE_TRAP_LLI_THRESH cpu_to_be16(129)
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#define IB_NOTICE_TRAP_EBO_THRESH cpu_to_be16(130)
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#define IB_NOTICE_TRAP_FLOW_UPDATE cpu_to_be16(131)
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#define IB_NOTICE_TRAP_CAP_MASK_CHG cpu_to_be16(144)
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#define IB_NOTICE_TRAP_SYS_GUID_CHG cpu_to_be16(145)
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#define IB_NOTICE_TRAP_BAD_MKEY cpu_to_be16(256)
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#define IB_NOTICE_TRAP_BAD_PKEY cpu_to_be16(257)
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#define IB_NOTICE_TRAP_BAD_QKEY cpu_to_be16(258)
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/*
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* Other local changes flags (trap 144).
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*/
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#define IB_NOTICE_TRAP_LSE_CHG 0x04 /* Link Speed Enable changed */
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#define IB_NOTICE_TRAP_LWE_CHG 0x02 /* Link Width Enable changed */
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#define IB_NOTICE_TRAP_NODE_DESC_CHG 0x01
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/*
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* M_Key volation flags in dr_trunc_hop (trap 256).
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*/
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#define IB_NOTICE_TRAP_DR_NOTICE 0x80
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#define IB_NOTICE_TRAP_DR_TRUNC 0x40
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#endif /* IB_SMI_H */
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