c44a193d0d
Add FILE_LICENCE declarations to almost all files that make up the various standard builds of gPXE.
367 lines
9.4 KiB
C
367 lines
9.4 KiB
C
#ifndef _GPXE_IB_MAD_H
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#define _GPXE_IB_MAD_H
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/** @file
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*
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* Infiniband management datagrams
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*
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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#include <stdint.h>
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#include <gpxe/ib_packet.h>
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/*****************************************************************************
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*
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* Subnet management MADs
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*
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*****************************************************************************
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*/
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/** A subnet management header
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*
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* Defined in sections 14.2.1.1 and 14.2.1.2 of the IBA.
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*/
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struct ib_smp_hdr {
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uint64_t mkey;
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uint16_t slid;
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uint16_t dlid;
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uint8_t reserved[28];
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} __attribute__ (( packed ));
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/** Subnet management class version */
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#define IB_SMP_CLASS_VERSION 1
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/** Subnet management direction bit
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*
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* This bit resides in the "status" field in the MAD header.
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*/
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#define IB_SMP_STATUS_D_INBOUND 0x8000
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/* Subnet management attributes */
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#define IB_SMP_ATTR_NOTICE 0x0002
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#define IB_SMP_ATTR_NODE_DESC 0x0010
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#define IB_SMP_ATTR_NODE_INFO 0x0011
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#define IB_SMP_ATTR_SWITCH_INFO 0x0012
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#define IB_SMP_ATTR_GUID_INFO 0x0014
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#define IB_SMP_ATTR_PORT_INFO 0x0015
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#define IB_SMP_ATTR_PKEY_TABLE 0x0016
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#define IB_SMP_ATTR_SL_TO_VL_TABLE 0x0017
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#define IB_SMP_ATTR_VL_ARB_TABLE 0x0018
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#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE 0x0019
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#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE 0x001A
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#define IB_SMP_ATTR_MCAST_FORWARD_TABLE 0x001B
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#define IB_SMP_ATTR_SM_INFO 0x0020
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#define IB_SMP_ATTR_VENDOR_DIAG 0x0030
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#define IB_SMP_ATTR_LED_INFO 0x0031
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#define IB_SMP_ATTR_VENDOR_MASK 0xFF00
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/**
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* A Node Description attribute
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*
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* Defined in section 14.2.5.2 of the IBA
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*/
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struct ib_node_desc {
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char node_string[64];
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} __attribute__ (( packed ));
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/** A Node Information attribute
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*
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* Defined in section 14.2.5.3 of the IBA.
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*/
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struct ib_node_info {
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uint8_t base_version;
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uint8_t class_version;
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uint8_t node_type;
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uint8_t num_ports;
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uint8_t sys_guid[8];
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uint8_t node_guid[8];
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uint8_t port_guid[8];
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uint16_t partition_cap;
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uint16_t device_id;
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uint32_t revision;
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uint8_t local_port_num;
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uint8_t vendor_id[3];
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} __attribute__ ((packed));
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#define IB_NODE_TYPE_HCA 0x01
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#define IB_NODE_TYPE_SWITCH 0x02
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#define IB_NODE_TYPE_ROUTER 0x03
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/** A GUID Information attribute
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*
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* Defined in section 14.2.5.5 of the IBA.
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*/
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struct ib_guid_info {
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uint8_t guid[8][8];
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} __attribute__ (( packed ));
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/** A Port Information attribute
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*
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* Defined in section 14.2.5.6 of the IBA.
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*/
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struct ib_port_info {
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uint64_t mkey;
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uint8_t gid_prefix[8];
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uint16_t lid;
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uint16_t mastersm_lid;
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uint32_t cap_mask;
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uint16_t diag_code;
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uint16_t mkey_lease_period;
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uint8_t local_port_num;
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uint8_t link_width_enabled;
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uint8_t link_width_supported;
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uint8_t link_width_active;
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uint8_t link_speed_supported__port_state;
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uint8_t port_phys_state__link_down_def_state;
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uint8_t mkey_prot_bits__lmc;
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uint8_t link_speed_active__link_speed_enabled;
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uint8_t neighbour_mtu__mastersm_sl;
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uint8_t vl_cap__init_type;
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uint8_t vl_high_limit;
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uint8_t vl_arbitration_high_cap;
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uint8_t vl_arbitration_low_cap;
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uint8_t init_type_reply__mtu_cap;
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uint8_t vl_stall_count__hoq_life;
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uint8_t operational_vls__enforcement;
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uint16_t mkey_violations;
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uint16_t pkey_violations;
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uint16_t qkey_violations;
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uint8_t guid_cap;
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uint8_t client_reregister__subnet_timeout;
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uint8_t resp_time_value;
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uint8_t local_phy_errors__overrun_errors;
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uint16_t max_credit_hint;
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uint32_t link_round_trip_latency;
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} __attribute__ (( packed ));
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#define IB_LINK_WIDTH_1X 0x01
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#define IB_LINK_WIDTH_4X 0x02
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#define IB_LINK_WIDTH_8X 0x04
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#define IB_LINK_WIDTH_12X 0x08
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#define IB_LINK_SPEED_SDR 0x01
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#define IB_LINK_SPEED_DDR 0x02
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#define IB_LINK_SPEED_QDR 0x04
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#define IB_PORT_STATE_DOWN 0x01
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#define IB_PORT_STATE_INIT 0x02
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#define IB_PORT_STATE_ARMED 0x03
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#define IB_PORT_STATE_ACTIVE 0x04
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#define IB_PORT_PHYS_STATE_SLEEP 0x01
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#define IB_PORT_PHYS_STATE_POLLING 0x02
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#define IB_MTU_256 0x01
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#define IB_MTU_512 0x02
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#define IB_MTU_1024 0x03
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#define IB_MTU_2048 0x04
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#define IB_MTU_4096 0x05
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#define IB_VL_0 0x01
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#define IB_VL_0_1 0x02
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#define IB_VL_0_3 0x03
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#define IB_VL_0_7 0x04
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#define IB_VL_0_14 0x05
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/** A Partition Key Table attribute
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*
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* Defined in section 14.2.5.7 of the IBA.
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*/
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struct ib_pkey_table {
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uint16_t pkey[32];
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} __attribute__ (( packed ));
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/** A subnet management attribute */
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union ib_smp_data {
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struct ib_node_desc node_desc;
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struct ib_node_info node_info;
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struct ib_guid_info guid_info;
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struct ib_port_info port_info;
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struct ib_pkey_table pkey_table;
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uint8_t bytes[64];
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} __attribute__ (( packed ));
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/** A subnet management directed route path */
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struct ib_smp_dr_path {
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uint8_t hops[64];
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} __attribute__ (( packed ));
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/** Subnet management MAD class-specific data */
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struct ib_smp_class_specific {
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uint8_t hop_pointer;
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uint8_t hop_count;
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} __attribute__ (( packed ));
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/*****************************************************************************
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*
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* Subnet administration MADs
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*
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*****************************************************************************
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*/
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struct ib_rmpp_hdr {
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uint32_t raw[3];
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} __attribute__ (( packed ));
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struct ib_sa_hdr {
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uint32_t sm_key[2];
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uint16_t reserved;
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uint16_t attrib_offset;
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uint32_t comp_mask[2];
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} __attribute__ (( packed ));
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#define IB_SA_ATTR_MC_MEMBER_REC 0x38
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#define IB_SA_ATTR_PATH_REC 0x35
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struct ib_path_record {
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uint32_t reserved0[2];
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struct ib_gid dgid;
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struct ib_gid sgid;
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uint16_t dlid;
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uint16_t slid;
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uint32_t hop_limit__flow_label__raw_traffic;
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uint32_t pkey__numb_path__reversible__tclass;
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uint8_t reserved1;
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uint8_t reserved__sl;
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uint8_t mtu_selector__mtu;
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uint8_t rate_selector__rate;
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uint32_t preference__packet_lifetime__packet_lifetime_selector;
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uint32_t reserved2[35];
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} __attribute__ (( packed ));
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#define IB_SA_PATH_REC_DGID (1<<2)
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#define IB_SA_PATH_REC_SGID (1<<3)
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struct ib_mc_member_record {
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struct ib_gid mgid;
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struct ib_gid port_gid;
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uint32_t qkey;
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uint16_t mlid;
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uint8_t mtu_selector__mtu;
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uint8_t tclass;
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uint16_t pkey;
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uint8_t rate_selector__rate;
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uint8_t packet_lifetime_selector__packet_lifetime;
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uint32_t sl__flow_label__hop_limit;
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uint8_t scope__join_state;
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uint8_t proxy_join__reserved;
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uint16_t reserved0;
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uint32_t reserved1[37];
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} __attribute__ (( packed ));
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#define IB_SA_MCMEMBER_REC_MGID (1<<0)
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#define IB_SA_MCMEMBER_REC_PORT_GID (1<<1)
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#define IB_SA_MCMEMBER_REC_QKEY (1<<2)
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#define IB_SA_MCMEMBER_REC_MLID (1<<3)
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#define IB_SA_MCMEMBER_REC_MTU_SELECTOR (1<<4)
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#define IB_SA_MCMEMBER_REC_MTU (1<<5)
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#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS (1<<6)
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#define IB_SA_MCMEMBER_REC_PKEY (1<<7)
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#define IB_SA_MCMEMBER_REC_RATE_SELECTOR (1<<8)
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#define IB_SA_MCMEMBER_REC_RATE (1<<9)
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#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR (1<<10)
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#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME (1<<11)
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#define IB_SA_MCMEMBER_REC_SL (1<<12)
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#define IB_SA_MCMEMBER_REC_FLOW_LABEL (1<<13)
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#define IB_SA_MCMEMBER_REC_HOP_LIMIT (1<<14)
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#define IB_SA_MCMEMBER_REC_SCOPE (1<<15)
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#define IB_SA_MCMEMBER_REC_JOIN_STATE (1<<16)
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#define IB_SA_MCMEMBER_REC_PROXY_JOIN (1<<17)
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union ib_sa_data {
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struct ib_path_record path_record;
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struct ib_mc_member_record mc_member_record;
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} __attribute__ (( packed ));
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/*****************************************************************************
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*
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* MADs
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*
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*****************************************************************************
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*/
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/** Management datagram class_specific data */
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union ib_mad_class_specific {
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uint16_t raw;
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struct ib_smp_class_specific smp;
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} __attribute__ (( packed ));
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/** A management datagram common header
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*
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* Defined in section 13.4.2 of the IBA.
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*/
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struct ib_mad_hdr {
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uint8_t base_version;
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uint8_t mgmt_class;
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uint8_t class_version;
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uint8_t method;
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uint16_t status;
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union ib_mad_class_specific class_specific;
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uint32_t tid[2];
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uint16_t attr_id;
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uint8_t reserved[2];
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uint32_t attr_mod;
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} __attribute__ (( packed ));
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/* Management base version */
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#define IB_MGMT_BASE_VERSION 1
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/* Management classes */
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#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01
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#define IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE 0x81
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#define IB_MGMT_CLASS_SUBN_ADM 0x03
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#define IB_MGMT_CLASS_PERF_MGMT 0x04
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#define IB_MGMT_CLASS_BM 0x05
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#define IB_MGMT_CLASS_DEVICE_MGMT 0x06
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#define IB_MGMT_CLASS_CM 0x07
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#define IB_MGMT_CLASS_SNMP 0x08
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#define IB_MGMT_CLASS_VENDOR_RANGE2_START 0x30
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#define IB_MGMT_CLASS_VENDOR_RANGE2_END 0x4F
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/* Management methods */
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#define IB_MGMT_METHOD_GET 0x01
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#define IB_MGMT_METHOD_SET 0x02
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#define IB_MGMT_METHOD_GET_RESP 0x81
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#define IB_MGMT_METHOD_SEND 0x03
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#define IB_MGMT_METHOD_TRAP 0x05
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#define IB_MGMT_METHOD_REPORT 0x06
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#define IB_MGMT_METHOD_REPORT_RESP 0x86
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#define IB_MGMT_METHOD_TRAP_REPRESS 0x07
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#define IB_MGMT_METHOD_DELETE 0x15
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/* Status codes */
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#define IB_MGMT_STATUS_OK 0x0000
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#define IB_MGMT_STATUS_BAD_VERSION 0x0001
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#define IB_MGMT_STATUS_UNSUPPORTED_METHOD 0x0002
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#define IB_MGMT_STATUS_UNSUPPORTED_METHOD_ATTR 0x0003
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#define IB_MGMT_STATUS_INVALID_VALUE 0x0004
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/** A subnet management MAD */
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struct ib_mad_smp {
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struct ib_mad_hdr mad_hdr;
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struct ib_smp_hdr smp_hdr;
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union ib_smp_data smp_data;
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struct ib_smp_dr_path initial_path;
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struct ib_smp_dr_path return_path;
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} __attribute__ (( packed ));
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/** A subnet administration MAD */
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struct ib_mad_sa {
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struct ib_mad_hdr mad_hdr;
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struct ib_rmpp_hdr rmpp_hdr;
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struct ib_sa_hdr sa_hdr;
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union ib_sa_data sa_data;
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} __attribute__ (( packed ));
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/** A management datagram */
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union ib_mad {
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struct ib_mad_hdr hdr;
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struct ib_mad_smp smp;
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struct ib_mad_sa sa;
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uint8_t bytes[256];
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} __attribute__ (( packed ));
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#endif /* _GPXE_IB_MAD_H */
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