| #ifndef _GPXE_SBFT_H |
| #define _GPXE_SBFT_H |
| |
| /* |
| * Copyright (C) 2009 Fen Systems Ltd <mbrown@fensystems.co.uk>. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| FILE_LICENCE ( BSD2 ); |
| |
| /** @file |
| * |
| * SRP boot firmware table |
| * |
| * The working draft specification for the SRP boot firmware table can |
| * be found at |
| * |
| * http://etherboot.org/wiki/srp/sbft |
| * |
| */ |
| |
| #include <stdint.h> |
| #include <gpxe/acpi.h> |
| #include <gpxe/scsi.h> |
| #include <gpxe/srp.h> |
| #include <gpxe/ib_srp.h> |
| |
| /** SRP Boot Firmware Table signature */ |
| #define SBFT_SIG "sBFT" |
| |
| /** An offset from the start of the sBFT */ |
| typedef uint16_t sbft_off_t; |
| |
| /** |
| * SRP Boot Firmware Table |
| */ |
| struct sbft_table { |
| /** ACPI header */ |
| struct acpi_description_header acpi; |
| /** Offset to SCSI subtable */ |
| sbft_off_t scsi_offset; |
| /** Offset to SRP subtable */ |
| sbft_off_t srp_offset; |
| /** Offset to IB subtable, if present */ |
| sbft_off_t ib_offset; |
| /** Reserved */ |
| uint8_t reserved[6]; |
| } __attribute__ (( packed )); |
| |
| /** |
| * sBFT SCSI subtable |
| */ |
| struct sbft_scsi_subtable { |
| /** LUN */ |
| struct scsi_lun lun; |
| } __attribute__ (( packed )); |
| |
| /** |
| * sBFT SRP subtable |
| */ |
| struct sbft_srp_subtable { |
| /** Initiator and target ports */ |
| struct srp_port_ids port_ids; |
| } __attribute__ (( packed )); |
| |
| /** |
| * sBFT IB subtable |
| */ |
| struct sbft_ib_subtable { |
| /** Source GID */ |
| struct ib_gid sgid; |
| /** Destination GID */ |
| struct ib_gid dgid; |
| /** Service ID */ |
| struct ib_gid_half service_id; |
| /** Partition key */ |
| uint16_t pkey; |
| /** Reserved */ |
| uint8_t reserved[6]; |
| } __attribute__ (( packed )); |
| |
| /** |
| * An sBFT created by gPXE |
| */ |
| struct gpxe_sbft { |
| /** The table header */ |
| struct sbft_table table; |
| /** The SCSI subtable */ |
| struct sbft_scsi_subtable scsi; |
| /** The SRP subtable */ |
| struct sbft_srp_subtable srp; |
| /** The IB subtable */ |
| struct sbft_ib_subtable ib; |
| } __attribute__ (( packed, aligned ( 16 ) )); |
| |
| struct srp_device; |
| |
| extern int sbft_fill_data ( struct srp_device *srp ); |
| |
| #endif /* _GPXE_SBFT_H */ |