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151 lines
4.3 KiB
151 lines
4.3 KiB
/*
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* Copyright (c) 2014 Intel 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(OPA_SMI_H)
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#define OPA_SMI_H
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#include <rdma/ib_mad.h>
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#include <rdma/ib_smi.h>
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#define OPA_SMP_LID_DATA_SIZE 2016
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#define OPA_SMP_DR_DATA_SIZE 1872
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#define OPA_SMP_MAX_PATH_HOPS 64
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#define OPA_MAX_VLS 32
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#define OPA_MAX_SLS 32
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#define OPA_MAX_SCS 32
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#define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF)
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struct opa_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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union {
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struct {
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uint8_t data[OPA_SMP_LID_DATA_SIZE];
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} lid;
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struct {
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__be32 dr_slid;
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__be32 dr_dlid;
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u8 initial_path[OPA_SMP_MAX_PATH_HOPS];
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u8 return_path[OPA_SMP_MAX_PATH_HOPS];
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u8 reserved[8];
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u8 data[OPA_SMP_DR_DATA_SIZE];
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} dr;
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} route;
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} __packed;
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/* Subnet management attributes */
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/* ... */
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#define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010)
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#define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011)
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#define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015)
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#define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016)
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#define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017)
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#define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018)
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#define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020)
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#define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032)
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#define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080)
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#define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082)
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#define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083)
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#define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084)
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#define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085)
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/* ... */
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#define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087)
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/* ... */
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#define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A)
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/* ... */
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struct opa_node_description {
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u8 data[64];
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} __attribute__ ((packed));
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struct opa_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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__be32 reserved;
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__be64 system_image_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]; /* network byte order */
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} __attribute__ ((packed));
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#define OPA_PARTITION_TABLE_BLK_SIZE 32
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static inline u8
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opa_get_smp_direction(struct opa_smp *smp)
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{
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return ib_get_smp_direction((struct ib_smp *)smp);
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}
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static inline u8 *opa_get_smp_data(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return smp->route.dr.data;
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return smp->route.lid.data;
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}
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static inline size_t opa_get_smp_data_size(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return sizeof(smp->route.dr.data);
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return sizeof(smp->route.lid.data);
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}
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static inline size_t opa_get_smp_header_size(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return sizeof(*smp) - sizeof(smp->route.dr.data);
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return sizeof(*smp) - sizeof(smp->route.lid.data);
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}
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#endif /* OPA_SMI_H */
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