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Diffstat (limited to 'gpxe/src/net/infiniband/ib_sma.c')
-rw-r--r--gpxe/src/net/infiniband/ib_sma.c369
1 files changed, 0 insertions, 369 deletions
diff --git a/gpxe/src/net/infiniband/ib_sma.c b/gpxe/src/net/infiniband/ib_sma.c
deleted file mode 100644
index ff4cbbf6..00000000
--- a/gpxe/src/net/infiniband/ib_sma.c
+++ /dev/null
@@ -1,369 +0,0 @@
-/*
- * Copyright (C) 2009 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-FILE_LICENCE ( GPL2_OR_LATER );
-
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <byteswap.h>
-#include <gpxe/settings.h>
-#include <gpxe/infiniband.h>
-#include <gpxe/iobuf.h>
-#include <gpxe/ib_mi.h>
-#include <gpxe/ib_sma.h>
-
-/**
- * @file
- *
- * Infiniband Subnet Management Agent
- *
- */
-
-/**
- * Node information
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @v av Source address vector
- */
-static void ib_sma_node_info ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad,
- struct ib_address_vector *av ) {
- struct ib_node_info *node_info = &mad->smp.smp_data.node_info;
- int rc;
-
- /* Fill in information */
- memset ( node_info, 0, sizeof ( *node_info ) );
- node_info->base_version = IB_MGMT_BASE_VERSION;
- node_info->class_version = IB_SMP_CLASS_VERSION;
- node_info->node_type = IB_NODE_TYPE_HCA;
- node_info->num_ports = ib_get_hca_info ( ibdev, &node_info->sys_guid );
- memcpy ( &node_info->node_guid, &node_info->sys_guid,
- sizeof ( node_info->node_guid ) );
- memcpy ( &node_info->port_guid, &ibdev->gid.u.half[1],
- sizeof ( node_info->port_guid ) );
- node_info->partition_cap = htons ( 1 );
- node_info->local_port_num = ibdev->port;
-
- /* Send GetResponse */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- if ( ( rc = ib_mi_send ( ibdev, mi, mad, av ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not send NodeInfo GetResponse: %s\n",
- mi, strerror ( rc ) );
- return;
- }
-}
-
-/**
- * Node description
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @v av Source address vector
- */
-static void ib_sma_node_desc ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad,
- struct ib_address_vector *av ) {
- struct ib_node_desc *node_desc = &mad->smp.smp_data.node_desc;
- struct ib_gid_half guid;
- char hostname[ sizeof ( node_desc->node_string ) ];
- int hostname_len;
- int rc;
-
- /* Fill in information */
- memset ( node_desc, 0, sizeof ( *node_desc ) );
- ib_get_hca_info ( ibdev, &guid );
- hostname_len = fetch_string_setting ( NULL, &hostname_setting,
- hostname, sizeof ( hostname ) );
- snprintf ( node_desc->node_string, sizeof ( node_desc->node_string ),
- "gPXE %s%s%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x (%s)",
- hostname, ( ( hostname_len >= 0 ) ? " " : "" ),
- guid.u.bytes[0], guid.u.bytes[1], guid.u.bytes[2],
- guid.u.bytes[3], guid.u.bytes[4], guid.u.bytes[5],
- guid.u.bytes[6], guid.u.bytes[7], ibdev->dev->name );
-
- /* Send GetResponse */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- if ( ( rc = ib_mi_send ( ibdev, mi, mad, av ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not send NodeDesc GetResponse: %s\n",
- mi, strerror ( rc ) );
- return;
- }
-}
-
-/**
- * GUID information
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @v av Source address vector
- */
-static void ib_sma_guid_info ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad,
- struct ib_address_vector *av ) {
- struct ib_guid_info *guid_info = &mad->smp.smp_data.guid_info;
- int rc;
-
- /* Fill in information */
- memset ( guid_info, 0, sizeof ( *guid_info ) );
- memcpy ( guid_info->guid[0], &ibdev->gid.u.half[1],
- sizeof ( guid_info->guid[0] ) );
-
- /* Send GetResponse */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- if ( ( rc = ib_mi_send ( ibdev, mi, mad, av ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not send GuidInfo GetResponse: %s\n",
- mi, strerror ( rc ) );
- return;
- }
-}
-
-/**
- * Set port information
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @ret rc Return status code
- */
-static int ib_sma_set_port_info ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad ) {
- const struct ib_port_info *port_info = &mad->smp.smp_data.port_info;
- unsigned int link_width_enabled;
- unsigned int link_speed_enabled;
- int rc;
-
- /* Set parameters */
- memcpy ( &ibdev->gid.u.half[0], port_info->gid_prefix,
- sizeof ( ibdev->gid.u.half[0] ) );
- ibdev->lid = ntohs ( port_info->lid );
- ibdev->sm_lid = ntohs ( port_info->mastersm_lid );
- if ( ( link_width_enabled = port_info->link_width_enabled ) )
- ibdev->link_width_enabled = link_width_enabled;
- if ( ( link_speed_enabled =
- ( port_info->link_speed_active__link_speed_enabled & 0xf ) ) )
- ibdev->link_speed_enabled = link_speed_enabled;
- ibdev->sm_sl = ( port_info->neighbour_mtu__mastersm_sl & 0xf );
- DBGC ( mi, "SMA %p set LID %04x SMLID %04x link width %02x speed "
- "%02x\n", mi, ibdev->lid, ibdev->sm_lid,
- ibdev->link_width_enabled, ibdev->link_speed_enabled );
-
- /* Update parameters on device */
- if ( ( rc = ib_set_port_info ( ibdev, mad ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not set port information: %s\n",
- mi, strerror ( rc ) );
- return rc;
- }
-
- return 0;
-}
-
-/**
- * Port information
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @v av Source address vector
- */
-static void ib_sma_port_info ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad,
- struct ib_address_vector *av ) {
- struct ib_port_info *port_info = &mad->smp.smp_data.port_info;
- int rc;
-
- /* Set parameters if applicable */
- if ( mad->hdr.method == IB_MGMT_METHOD_SET ) {
- if ( ( rc = ib_sma_set_port_info ( ibdev, mi, mad ) ) != 0 ) {
- mad->hdr.status =
- htons ( IB_MGMT_STATUS_UNSUPPORTED_METHOD_ATTR );
- /* Fall through to generate GetResponse */
- }
- }
-
- /* Fill in information */
- memset ( port_info, 0, sizeof ( *port_info ) );
- memcpy ( port_info->gid_prefix, &ibdev->gid.u.half[0],
- sizeof ( port_info->gid_prefix ) );
- port_info->lid = ntohs ( ibdev->lid );
- port_info->mastersm_lid = ntohs ( ibdev->sm_lid );
- port_info->local_port_num = ibdev->port;
- port_info->link_width_enabled = ibdev->link_width_enabled;
- port_info->link_width_supported = ibdev->link_width_supported;
- port_info->link_width_active = ibdev->link_width_active;
- port_info->link_speed_supported__port_state =
- ( ( ibdev->link_speed_supported << 4 ) | ibdev->port_state );
- port_info->port_phys_state__link_down_def_state =
- ( ( IB_PORT_PHYS_STATE_POLLING << 4 ) |
- IB_PORT_PHYS_STATE_POLLING );
- port_info->link_speed_active__link_speed_enabled =
- ( ( ibdev->link_speed_active << 4 ) |
- ibdev->link_speed_enabled );
- port_info->neighbour_mtu__mastersm_sl =
- ( ( IB_MTU_2048 << 4 ) | ibdev->sm_sl );
- port_info->vl_cap__init_type = ( IB_VL_0 << 4 );
- port_info->init_type_reply__mtu_cap = IB_MTU_2048;
- port_info->operational_vls__enforcement = ( IB_VL_0 << 4 );
- port_info->guid_cap = 1;
-
- /* Send GetResponse */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- if ( ( rc = ib_mi_send ( ibdev, mi, mad, av ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not send PortInfo GetResponse: %s\n",
- mi, strerror ( rc ) );
- return;
- }
-}
-
-/**
- * Set partition key table
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @ret rc Return status code
- */
-static int ib_sma_set_pkey_table ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad ) {
- struct ib_pkey_table *pkey_table = &mad->smp.smp_data.pkey_table;
- int rc;
-
- /* Set parameters */
- ibdev->pkey = ntohs ( pkey_table->pkey[0] );
- DBGC ( mi, "SMA %p set pkey %04x\n", mi, ibdev->pkey );
-
- /* Update parameters on device */
- if ( ( rc = ib_set_pkey_table ( ibdev, mad ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not set pkey table: %s\n",
- mi, strerror ( rc ) );
- return rc;
- }
-
- return 0;
-}
-
-/**
- * Partition key table
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @v mad Received MAD
- * @v av Source address vector
- */
-static void ib_sma_pkey_table ( struct ib_device *ibdev,
- struct ib_mad_interface *mi,
- union ib_mad *mad,
- struct ib_address_vector *av ) {
- struct ib_pkey_table *pkey_table = &mad->smp.smp_data.pkey_table;
- int rc;
-
- /* Set parameters, if applicable */
- if ( mad->hdr.method == IB_MGMT_METHOD_SET ) {
- if ( ( rc = ib_sma_set_pkey_table ( ibdev, mi, mad ) ) != 0 ) {
- mad->hdr.status =
- htons ( IB_MGMT_STATUS_UNSUPPORTED_METHOD_ATTR );
- /* Fall through to generate GetResponse */
- }
- }
-
- /* Fill in information */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- memset ( pkey_table, 0, sizeof ( *pkey_table ) );
- pkey_table->pkey[0] = htons ( ibdev->pkey );
-
- /* Send GetResponse */
- mad->hdr.method = IB_MGMT_METHOD_GET_RESP;
- if ( ( rc = ib_mi_send ( ibdev, mi, mad, av ) ) != 0 ) {
- DBGC ( mi, "SMA %p could not send PKeyTable GetResponse: %s\n",
- mi, strerror ( rc ) );
- return;
- }
-}
-
-/** Subnet management agent */
-struct ib_mad_agent ib_sma_agent[] __ib_mad_agent = {
- {
- .mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED,
- .class_version = IB_SMP_CLASS_VERSION,
- .attr_id = htons ( IB_SMP_ATTR_NODE_INFO ),
- .handle = ib_sma_node_info,
- },
- {
- .mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED,
- .class_version = IB_SMP_CLASS_VERSION,
- .attr_id = htons ( IB_SMP_ATTR_NODE_DESC ),
- .handle = ib_sma_node_desc,
- },
- {
- .mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED,
- .class_version = IB_SMP_CLASS_VERSION,
- .attr_id = htons ( IB_SMP_ATTR_GUID_INFO ),
- .handle = ib_sma_guid_info,
- },
- {
- .mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED,
- .class_version = IB_SMP_CLASS_VERSION,
- .attr_id = htons ( IB_SMP_ATTR_PORT_INFO ),
- .handle = ib_sma_port_info,
- },
- {
- .mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED,
- .class_version = IB_SMP_CLASS_VERSION,
- .attr_id = htons ( IB_SMP_ATTR_PKEY_TABLE ),
- .handle = ib_sma_pkey_table,
- },
-};
-
-/**
- * Create subnet management agent and interface
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- * @ret rc Return status code
- */
-int ib_create_sma ( struct ib_device *ibdev, struct ib_mad_interface *mi ) {
-
- /* Nothing to do */
- DBGC ( ibdev, "IBDEV %p SMA using SMI %p\n", ibdev, mi );
-
- return 0;
-}
-
-/**
- * Destroy subnet management agent and interface
- *
- * @v ibdev Infiniband device
- * @v mi Management interface
- */
-void ib_destroy_sma ( struct ib_device *ibdev __unused,
- struct ib_mad_interface *mi __unused ) {
- /* Nothing to do */
-}
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