diff options
Diffstat (limited to 'qemu/roms/ipxe/src/net/infiniband/ib_sma.c')
-rw-r--r-- | qemu/roms/ipxe/src/net/infiniband/ib_sma.c | 375 |
1 files changed, 0 insertions, 375 deletions
diff --git a/qemu/roms/ipxe/src/net/infiniband/ib_sma.c b/qemu/roms/ipxe/src/net/infiniband/ib_sma.c deleted file mode 100644 index a05d7c924..000000000 --- a/qemu/roms/ipxe/src/net/infiniband/ib_sma.c +++ /dev/null @@ -1,375 +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., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <stdint.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include <stdio.h> -#include <unistd.h> -#include <byteswap.h> -#include <ipxe/settings.h> -#include <ipxe/infiniband.h> -#include <ipxe/iobuf.h> -#include <ipxe/ib_mi.h> -#include <ipxe/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_count_ports ( ibdev ); - memcpy ( &node_info->sys_guid, &ibdev->node_guid, - sizeof ( node_info->sys_guid ) ); - memcpy ( &node_info->node_guid, &ibdev->node_guid, - sizeof ( node_info->node_guid ) ); - memcpy ( &node_info->port_guid, &ibdev->gid.s.guid, - 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; - union ib_guid *guid = &ibdev->node_guid; - char hostname[ sizeof ( node_desc->node_string ) ]; - int hostname_len; - int rc; - - /* Fill in information */ - memset ( node_desc, 0, sizeof ( *node_desc ) ); - hostname_len = fetch_string_setting ( NULL, &hostname_setting, - hostname, sizeof ( hostname ) ); - snprintf ( node_desc->node_string, sizeof ( node_desc->node_string ), - "iPXE %s%s%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x (%s)", - hostname, ( ( hostname_len >= 0 ) ? " " : "" ), - guid->bytes[0], guid->bytes[1], guid->bytes[2], - guid->bytes[3], guid->bytes[4], guid->bytes[5], - guid->bytes[6], guid->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.s.guid, - 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.s.prefix, port_info->gid_prefix, - sizeof ( ibdev->gid.s.prefix ) ); - 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.s.prefix, - 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 */ -} |