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https://github.com/ipxe/ipxe
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[i386] Move iSCSI and AoE boot code to arch/i386/interface/pcbios
This commit is contained in:
Michael Brown
35
src/arch/i386/include/gpxe/abft.h
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35
src/arch/i386/include/gpxe/abft.h
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#ifndef _GPXE_ABFT_H
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#define _GPXE_ABFT_H
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/** @file
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*
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* AoE boot firmware table
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*
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*/
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#include <stdint.h>
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#include <gpxe/acpi.h>
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#include <gpxe/if_ether.h>
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/** AoE boot firmware table signature */
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#define ABFT_SIG "aBFT"
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/**
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* AoE Boot Firmware Table (aBFT)
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*/
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struct abft_table {
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/** ACPI header */
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struct acpi_description_header acpi;
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/** AoE shelf */
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uint16_t shelf;
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/** AoE slot */
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uint8_t slot;
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/** Reserved */
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uint8_t reserved_a;
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/** MAC address */
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uint8_t mac[ETH_ALEN];
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} __attribute__ (( packed ));
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extern void abft_fill_data ( struct aoe_session *aoe );
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#endif /* _GPXE_ABFT_H */
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300
src/arch/i386/include/gpxe/ibft.h
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300
src/arch/i386/include/gpxe/ibft.h
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#ifndef _GPXE_IBFT_H
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#define _GPXE_IBFT_H
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/*
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* Copyright Fen Systems Ltd. 2007. Portions of this code are derived
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* from IBM Corporation Sample Programs. Copyright IBM Corporation
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* 2004, 2007. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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/** @file
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*
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* iSCSI boot firmware table
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*
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* The information in this file is derived from the document "iSCSI
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* Boot Firmware Table (iBFT)" as published by IBM at
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*
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* ftp://ftp.software.ibm.com/systems/support/system_x_pdf/ibm_iscsi_boot_firmware_table_v1.02.pdf
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*
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*/
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#include <stdint.h>
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#include <gpxe/acpi.h>
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#include <gpxe/in.h>
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/** iSCSI Boot Firmware Table signature */
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#define IBFT_SIG "iBFT"
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/** An offset from the start of the iBFT */
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typedef uint16_t ibft_off_t;
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/** Length of a string within the iBFT (excluding terminating NUL) */
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typedef uint16_t ibft_size_t;
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/** A string within the iBFT */
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struct ibft_string {
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/** Length of string */
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ibft_size_t length;
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/** Offset to string */
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ibft_off_t offset;
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} __attribute__ (( packed ));
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/** An IP address within the iBFT */
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struct ibft_ipaddr {
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/** Reserved; must be zero */
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uint16_t zeroes[5];
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/** Must be 0xffff if IPv4 address is present, otherwise zero */
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uint16_t ones;
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/** The IPv4 address, or zero if not present */
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struct in_addr in;
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} __attribute__ (( packed ));
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/**
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* iBFT structure header
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*
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* This structure is common to several sections within the iBFT.
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*/
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struct ibft_header {
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/** Structure ID
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*
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* This is an IBFT_STRUCTURE_ID_XXX constant
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*/
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uint8_t structure_id;
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/** Version (always 1) */
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uint8_t version;
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/** Length, including this header */
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uint16_t length;
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/** Index
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*
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* This is the number of the NIC or Target, when applicable.
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*/
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uint8_t index;
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/** Flags */
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uint8_t flags;
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} __attribute__ (( packed ));
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/**
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* iBFT Control structure
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*
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*/
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struct ibft_control {
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/** Common header */
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struct ibft_header header;
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/** Extensions */
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uint16_t extensions;
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/** Offset to Initiator structure */
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ibft_off_t initiator;
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/** Offset to NIC structure for NIC 0 */
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ibft_off_t nic_0;
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/** Offset to Target structure for target 0 */
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ibft_off_t target_0;
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/** Offset to NIC structure for NIC 1 */
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ibft_off_t nic_1;
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/** Offset to Target structure for target 1 */
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ibft_off_t target_1;
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} __attribute__ (( packed ));
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/** Structure ID for Control section */
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#define IBFT_STRUCTURE_ID_CONTROL 0x01
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/** Attempt login only to specified target
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*
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* If this flag is not set, all targets will be logged in to.
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*/
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#define IBFT_FL_CONTROL_SINGLE_LOGIN_ONLY 0x01
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/**
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* iBFT Initiator structure
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*
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*/
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struct ibft_initiator {
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/** Common header */
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struct ibft_header header;
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/** iSNS server */
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struct ibft_ipaddr isns_server;
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/** SLP server */
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struct ibft_ipaddr slp_server;
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/** Primary and secondary Radius servers */
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struct ibft_ipaddr radius[2];
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/** Initiator name */
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struct ibft_string initiator_name;
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} __attribute__ (( packed ));
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/** Structure ID for Initiator section */
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#define IBFT_STRUCTURE_ID_INITIATOR 0x02
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/** Initiator block valid */
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#define IBFT_FL_INITIATOR_BLOCK_VALID 0x01
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/** Initiator firmware boot selected */
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#define IBFT_FL_INITIATOR_FIRMWARE_BOOT_SELECTED 0x02
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/**
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* iBFT NIC structure
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*
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*/
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struct ibft_nic {
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/** Common header */
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struct ibft_header header;
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/** IP address */
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struct ibft_ipaddr ip_address;
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/** Subnet mask
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*
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* This is the length of the subnet mask in bits (e.g. /24).
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*/
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uint8_t subnet_mask_prefix;
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/** Origin */
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uint8_t origin;
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/** Default gateway */
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struct ibft_ipaddr gateway;
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/** Primary and secondary DNS servers */
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struct ibft_ipaddr dns[2];
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/** DHCP server */
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struct ibft_ipaddr dhcp;
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/** VLAN tag */
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uint16_t vlan;
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/** MAC address */
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uint8_t mac_address[6];
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/** PCI bus:dev:fn */
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uint16_t pci_bus_dev_func;
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/** Hostname */
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struct ibft_string hostname;
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} __attribute__ (( packed ));
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/** Structure ID for NIC section */
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#define IBFT_STRUCTURE_ID_NIC 0x03
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/** NIC block valid */
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#define IBFT_FL_NIC_BLOCK_VALID 0x01
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/** NIC firmware boot selected */
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#define IBFT_FL_NIC_FIRMWARE_BOOT_SELECTED 0x02
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/** NIC global / link local */
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#define IBFT_FL_NIC_GLOBAL 0x04
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/**
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* iBFT Target structure
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*
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*/
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struct ibft_target {
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/** Common header */
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struct ibft_header header;
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/** IP address */
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struct ibft_ipaddr ip_address;
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/** TCP port */
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uint16_t socket;
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/** Boot LUN */
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uint64_t boot_lun;
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/** CHAP type
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*
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* This is an IBFT_CHAP_XXX constant.
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*/
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uint8_t chap_type;
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/** NIC association */
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uint8_t nic_association;
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/** Target name */
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struct ibft_string target_name;
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/** CHAP name */
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struct ibft_string chap_name;
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/** CHAP secret */
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struct ibft_string chap_secret;
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/** Reverse CHAP name */
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struct ibft_string reverse_chap_name;
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/** Reverse CHAP secret */
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struct ibft_string reverse_chap_secret;
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} __attribute__ (( packed ));
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/** Structure ID for Target section */
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#define IBFT_STRUCTURE_ID_TARGET 0x04
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/** Target block valid */
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#define IBFT_FL_TARGET_BLOCK_VALID 0x01
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/** Target firmware boot selected */
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#define IBFT_FL_TARGET_FIRMWARE_BOOT_SELECTED 0x02
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/** Target use Radius CHAP */
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#define IBFT_FL_TARGET_USE_CHAP 0x04
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/** Target use Radius rCHAP */
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#define IBFT_FL_TARGET_USE_RCHAP 0x08
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/* Values for chap_type */
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#define IBFT_CHAP_NONE 0 /**< No CHAP authentication */
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#define IBFT_CHAP_ONE_WAY 1 /**< One-way CHAP */
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#define IBFT_CHAP_MUTUAL 2 /**< Mutual CHAP */
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/**
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* iSCSI Boot Firmware Table (iBFT)
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*/
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struct ibft_table {
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/** ACPI header */
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struct acpi_description_header acpi;
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/** Reserved */
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uint8_t reserved[12];
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/** Control structure */
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struct ibft_control control;
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} __attribute__ (( packed ));
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/**
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* iSCSI string block descriptor
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*
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* This is an internal structure that we use to keep track of the
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* allocation of string data.
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*/
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struct ibft_string_block {
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/** The iBFT containing these strings */
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struct ibft_table *table;
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/** Offset of first free byte within iBFT */
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unsigned int offset;
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};
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/** Amount of space reserved for strings in a gPXE iBFT */
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#define IBFT_STRINGS_SIZE 384
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/**
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* An iBFT created by gPXE
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*
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*/
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struct gpxe_ibft {
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/** The fixed section */
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struct ibft_table table;
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/** The Initiator section */
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struct ibft_initiator initiator __attribute__ (( aligned ( 16 ) ));
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/** The NIC section */
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struct ibft_nic nic __attribute__ (( aligned ( 16 ) ));
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/** The Target section */
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struct ibft_target target __attribute__ (( aligned ( 16 ) ));
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/** Strings block */
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char strings[IBFT_STRINGS_SIZE];
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} __attribute__ (( packed, aligned ( 16 ) ));
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struct net_device;
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struct iscsi_session;
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extern int ibft_fill_data ( struct net_device *netdev,
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struct iscsi_session *iscsi );
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#endif /* _GPXE_IBFT_H */
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