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Read port GID directly using MAD IFC.

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This commit is contained in:
Michael Brown
2007-09-17 02:54:15 +01:00
parent 3c6a6bdc5d
commit 67836430e6
3 changed files with 242 additions and 15 deletions
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115
src/include/gpxe/infiniband.h
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@@ -277,6 +277,8 @@ struct ib_device_operations {
/** An Infiniband device */
struct ib_device {
/** Port GID */
struct ib_gid port_gid;
/** Infiniband operations */
struct ib_device_operations *op;
/** Device private data */
@@ -323,6 +325,119 @@ ib_mcast_detach ( struct ib_device *ibdev, struct ib_queue_pair *qp,
ibdev->op->mcast_detach ( ibdev, qp, gid );
}
/*****************************************************************************
*
* Management datagrams
*
* Portions Copyright (c) 2004 Mellanox Technologies Ltd. All rights
* reserved.
*
*/
/* Management base version */
#define IB_MGMT_BASE_VERSION 1
/* Management classes */
#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01
#define IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE 0x81
#define IB_MGMT_CLASS_SUBN_ADM 0x03
#define IB_MGMT_CLASS_PERF_MGMT 0x04
#define IB_MGMT_CLASS_BM 0x05
#define IB_MGMT_CLASS_DEVICE_MGMT 0x06
#define IB_MGMT_CLASS_CM 0x07
#define IB_MGMT_CLASS_SNMP 0x08
#define IB_MGMT_CLASS_VENDOR_RANGE2_START 0x30
#define IB_MGMT_CLASS_VENDOR_RANGE2_END 0x4F
/* Management methods */
#define IB_MGMT_METHOD_GET 0x01
#define IB_MGMT_METHOD_SET 0x02
#define IB_MGMT_METHOD_GET_RESP 0x81
#define IB_MGMT_METHOD_SEND 0x03
#define IB_MGMT_METHOD_TRAP 0x05
#define IB_MGMT_METHOD_REPORT 0x06
#define IB_MGMT_METHOD_REPORT_RESP 0x86
#define IB_MGMT_METHOD_TRAP_REPRESS 0x07
#define IB_MGMT_METHOD_DELETE 0x15
#define IB_MGMT_METHOD_RESP 0x80
/* Subnet management attributes */
#define IB_SMP_ATTR_NOTICE 0x0002
#define IB_SMP_ATTR_NODE_DESC 0x0010
#define IB_SMP_ATTR_NODE_INFO 0x0011
#define IB_SMP_ATTR_SWITCH_INFO 0x0012
#define IB_SMP_ATTR_GUID_INFO 0x0014
#define IB_SMP_ATTR_PORT_INFO 0x0015
#define IB_SMP_ATTR_PKEY_TABLE 0x0016
#define IB_SMP_ATTR_SL_TO_VL_TABLE 0x0017
#define IB_SMP_ATTR_VL_ARB_TABLE 0x0018
#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE 0x0019
#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE 0x001A
#define IB_SMP_ATTR_MCAST_FORWARD_TABLE 0x001B
#define IB_SMP_ATTR_SM_INFO 0x0020
#define IB_SMP_ATTR_VENDOR_DIAG 0x0030
#define IB_SMP_ATTR_LED_INFO 0x0031
#define IB_SMP_ATTR_VENDOR_MASK 0xFF00
struct ib_mad_hdr {
uint8_t base_version;
uint8_t mgmt_class;
uint8_t class_version;
uint8_t method;
uint16_t status;
uint16_t class_specific;
uint64_t tid;
uint16_t attr_id;
uint16_t resv;
uint32_t attr_mod;
} __attribute__ (( packed ));
struct ib_mad_data {
struct ib_mad_hdr mad_hdr;
uint8_t data[232];
} __attribute__ (( packed ));
struct ib_mad_guid_info {
struct ib_mad_hdr mad_hdr;
uint32_t mkey[2];
uint32_t reserved[8];
uint8_t gid_local[8];
} __attribute__ (( packed ));
struct ib_mad_port_info {
struct ib_mad_hdr mad_hdr;
uint32_t mkey[2];
uint32_t reserved[8];
uint32_t mkey2[2];
uint8_t gid_prefix[8];
uint16_t lid;
uint16_t mastersm_lid;
uint32_t cap_mask;
uint16_t diag_code;
uint16_t mkey_lease_period;
uint8_t local_port_num;
uint8_t link_width_enabled;
uint8_t link_width_supported;
uint8_t link_width_active;
uint8_t port_state__link_speed_supported;
uint8_t link_down_def_state__port_phys_state;
uint8_t lmc__r1__mkey_prot_bits;
uint8_t link_speed_enabled__link_speed_active;
} __attribute__ (( packed ));
union ib_mad {
struct ib_mad_hdr mad_hdr;
struct ib_mad_data data;
struct ib_mad_guid_info guid_info;
struct ib_mad_port_info port_info;
} __attribute__ (( packed ));
extern struct ll_protocol infiniband_protocol;