gpxe: delete long since obsolete snapshot of gPXE

gPXE has been deprecated in favor of iPXE for many, many years now.
It is much better than users get it directly from the iPXE project,
since we should no longer need any special modifications for Syslinux
use.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 0 insertions, 451 deletions

diff --git a/gpxe/src/arch/i386/interface/pcbios/ibft.c b/gpxe/src/arch/i386/interface/pcbios/ibft.c
deleted file mode 100644
index adf8e6b9..00000000
--- a/gpxe/src/arch/i386/interface/pcbios/ibft.c
+++ /dev/null
@@ -1,451 +0,0 @@
-/*
- * Copyright Fen Systems Ltd. 2007.  Portions of this code are derived
- * from IBM Corporation Sample Programs.  Copyright IBM Corporation
- * 2004, 2007.  All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use, copy,
- * modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-FILE_LICENCE ( BSD2 );
-
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <byteswap.h>
-#include <realmode.h>
-#include <gpxe/pci.h>
-#include <gpxe/acpi.h>
-#include <gpxe/in.h>
-#include <gpxe/netdevice.h>
-#include <gpxe/ethernet.h>
-#include <gpxe/dhcp.h>
-#include <gpxe/iscsi.h>
-#include <gpxe/ibft.h>
-
-/** @file
- *
- * iSCSI boot firmware table
- *
- * The information in this file is derived from the document "iSCSI
- * Boot Firmware Table (iBFT)" as published by IBM at
- *
- * ftp://ftp.software.ibm.com/systems/support/system_x_pdf/ibm_iscsi_boot_firmware_table_v1.02.pdf
- *
- */
-
-#define ibftab __use_data16 ( ibftab )
-/** The iBFT used by gPXE */
-struct gpxe_ibft __data16 ( ibftab ) = {
-	/* Table header */
-	.table = {
-		/* ACPI header */
-		.acpi = {
-			.signature = IBFT_SIG,
-			.length = sizeof ( ibftab ),
-			.revision = 1,
-			.oem_id = "FENSYS",
-			.oem_table_id = "gPXE",
-		},
-		/* Control block */
-		.control = {
-			.header = {
-				.structure_id = IBFT_STRUCTURE_ID_CONTROL,
-				.version = 1,
-				.length = sizeof ( ibftab.table.control ),
-				.flags = 0,
-			},
-			.initiator = offsetof ( typeof ( ibftab ), initiator ),
-			.nic_0 = offsetof ( typeof ( ibftab ), nic ),
-			.target_0 = offsetof ( typeof ( ibftab ), target ),
-		},
-	},
-	/* iSCSI initiator information */
-	.initiator = {
-		.header = {
-			.structure_id = IBFT_STRUCTURE_ID_INITIATOR,
-			.version = 1,
-			.length = sizeof ( ibftab.initiator ),
-			.flags = ( IBFT_FL_INITIATOR_BLOCK_VALID |
-				   IBFT_FL_INITIATOR_FIRMWARE_BOOT_SELECTED ),
-		},
-	},
-	/* NIC information */
-	.nic = {
-		.header = {
-			.structure_id = IBFT_STRUCTURE_ID_NIC,
-			.version = 1,
-			.length = sizeof ( ibftab.nic ),
-			.flags = ( IBFT_FL_NIC_BLOCK_VALID |
-				   IBFT_FL_NIC_FIRMWARE_BOOT_SELECTED ),
-		},
-	},
-	/* iSCSI target information */
-	.target = {
-		.header = {
-			.structure_id = IBFT_STRUCTURE_ID_TARGET,
-			.version = 1,
-			.length = sizeof ( ibftab.target ),
-			.flags = ( IBFT_FL_TARGET_BLOCK_VALID |
-				   IBFT_FL_TARGET_FIRMWARE_BOOT_SELECTED ),
-		},
-	},
-};
-
-/**
- * Fill in an IP address field within iBFT
- *
- * @v ipaddr		IP address field
- * @v in		IPv4 address
- */
-static void ibft_set_ipaddr ( struct ibft_ipaddr *ipaddr, struct in_addr in ) {
-	memset ( ipaddr, 0, sizeof ( ipaddr ) );
-	if ( in.s_addr ) {
-		ipaddr->in = in;
-		ipaddr->ones = 0xffff;
-	}
-}
-
-/**
- * Fill in an IP address within iBFT from configuration setting
- *
- * @v ipaddr		IP address field
- * @v setting		Configuration setting
- * @v tag		DHCP option tag
- */
-static void ibft_set_ipaddr_option ( struct ibft_ipaddr *ipaddr,
-				     struct setting *setting ) {
-	struct in_addr in = { 0 };
-	fetch_ipv4_setting ( NULL, setting, &in );
-	ibft_set_ipaddr ( ipaddr, in );
-}
-
-/**
- * Read IP address from iBFT (for debugging)
- *
- * @v strings		iBFT string block descriptor
- * @v string		String field
- * @ret ipaddr		IP address string
- */
-static const char * ibft_ipaddr ( struct ibft_ipaddr *ipaddr ) {
-	return inet_ntoa ( ipaddr->in );
-}
-
-/**
- * Allocate a string within iBFT
- *
- * @v strings		iBFT string block descriptor
- * @v string		String field to fill in
- * @v len		Length of string to allocate (excluding NUL)
- * @ret rc		Return status code
- */
-static int ibft_alloc_string ( struct ibft_string_block *strings,
-			       struct ibft_string *string, size_t len ) {
-	char *dest;
-	unsigned int remaining;
-
-	dest = ( ( ( char * ) strings->table ) + strings->offset );
-	remaining = ( strings->table->acpi.length - strings->offset );
-	if ( len >= remaining )
-		return -ENOMEM;
-
-	string->offset = strings->offset;
-	string->length = len;
-	strings->offset += ( len + 1 );
-	return 0;
-}
-
-/**
- * Fill in a string field within iBFT
- *
- * @v strings		iBFT string block descriptor
- * @v string		String field
- * @v data		String to fill in, or NULL
- * @ret rc		Return status code
- */
-static int ibft_set_string ( struct ibft_string_block *strings,
-			     struct ibft_string *string, const char *data ) {
-	char *dest;
-	int rc;
-
-	if ( ! data )
-		return 0;
-
-	if ( ( rc = ibft_alloc_string ( strings, string,
-					strlen ( data ) ) ) != 0 )
-		return rc;
-	dest = ( ( ( char * ) strings->table ) + string->offset );
-	strcpy ( dest, data );
-
-	return 0;
-}
-
-/**
- * Fill in a string field within iBFT from configuration setting
- *
- * @v strings		iBFT string block descriptor
- * @v string		String field
- * @v setting		Configuration setting
- * @ret rc		Return status code
- */
-static int ibft_set_string_option ( struct ibft_string_block *strings,
-				    struct ibft_string *string,
-				    struct setting *setting ) {
-	int len;
-	char *dest;
-	int rc;
-
-	len = fetch_setting_len ( NULL, setting );
-	if ( len < 0 ) {
-		string->offset = 0;
-		string->length = 0;
-		return 0;
-	}
-
-	if ( ( rc = ibft_alloc_string ( strings, string, len ) ) != 0 )
-		return rc;
-	dest = ( ( ( char * ) strings->table ) + string->offset );
-	fetch_string_setting ( NULL, setting, dest, ( len + 1 ) );
-	return 0;
-}
-
-/**
- * Read string from iBFT (for debugging)
- *
- * @v strings		iBFT string block descriptor
- * @v string		String field
- * @ret data		String content (or "<empty>")
- */
-static const char * ibft_string ( struct ibft_string_block *strings,
-				  struct ibft_string *string ) {
-	return ( string->offset ?
-		 ( ( ( char * ) strings->table ) + string->offset ) : NULL );
-}
-
-/**
- * Fill in NIC portion of iBFT
- *
- * @v nic		NIC portion of iBFT
- * @v strings		iBFT string block descriptor
- * @v netdev		Network device
- * @ret rc		Return status code
- */
-static int ibft_fill_nic ( struct ibft_nic *nic,
-			   struct ibft_string_block *strings,
-			   struct net_device *netdev ) {
-	struct ll_protocol *ll_protocol = netdev->ll_protocol;
-	struct in_addr netmask_addr = { 0 };
-	unsigned int netmask_count = 0;
-	int rc;
-
-	/* Extract values from DHCP configuration */
-	ibft_set_ipaddr_option ( &nic->ip_address, &ip_setting );
-	DBG ( "iBFT NIC IP = %s\n", ibft_ipaddr ( &nic->ip_address ) );
-	ibft_set_ipaddr_option ( &nic->gateway, &gateway_setting );
-	DBG ( "iBFT NIC gateway = %s\n", ibft_ipaddr ( &nic->gateway ) );
-	ibft_set_ipaddr_option ( &nic->dns[0], &dns_setting );
-	DBG ( "iBFT NIC DNS = %s\n", ibft_ipaddr ( &nic->dns[0] ) );
-	if ( ( rc = ibft_set_string_option ( strings, &nic->hostname,
-					     &hostname_setting ) ) != 0 )
-		return rc;
-	DBG ( "iBFT NIC hostname = %s\n",
-	      ibft_string ( strings, &nic->hostname ) );
-
-	/* Derive subnet mask prefix from subnet mask */
-	fetch_ipv4_setting ( NULL, &netmask_setting, &netmask_addr );
-	while ( netmask_addr.s_addr ) {
-		if ( netmask_addr.s_addr & 0x1 )
-			netmask_count++;
-		netmask_addr.s_addr >>= 1;
-	}
-	nic->subnet_mask_prefix = netmask_count;
-	DBG ( "iBFT NIC subnet = /%d\n", nic->subnet_mask_prefix );
-
-	/* Extract values from net-device configuration */
-	if ( ( rc = ll_protocol->eth_addr ( netdev->ll_addr,
-					    nic->mac_address ) ) != 0 ) {
-		DBG ( "Could not determine iBFT MAC: %s\n", strerror ( rc ) );
-		return rc;
-	}
-	DBG ( "iBFT NIC MAC = %s\n", eth_ntoa ( nic->mac_address ) );
-	nic->pci_bus_dev_func = netdev->dev->desc.location;
-	DBG ( "iBFT NIC PCI = %04x\n", nic->pci_bus_dev_func );
-
-	return 0;
-}
-
-/**
- * Fill in Initiator portion of iBFT
- *
- * @v initiator		Initiator portion of iBFT
- * @v strings		iBFT string block descriptor
- * @ret rc		Return status code
- */
-static int ibft_fill_initiator ( struct ibft_initiator *initiator,
-				 struct ibft_string_block *strings ) {
-	const char *initiator_iqn = iscsi_initiator_iqn();
-	int rc;
-
-	if ( ( rc = ibft_set_string ( strings, &initiator->initiator_name,
-				      initiator_iqn ) ) != 0 )
-		return rc;
-	DBG ( "iBFT initiator hostname = %s\n",
-	      ibft_string ( strings, &initiator->initiator_name ) );
-
-	return 0;
-}
-
-/**
- * Fill in Target CHAP portion of iBFT
- *
- * @v target		Target portion of iBFT
- * @v strings		iBFT string block descriptor
- * @v iscsi		iSCSI session
- * @ret rc		Return status code
- */
-static int ibft_fill_target_chap ( struct ibft_target *target,
-				   struct ibft_string_block *strings,
-				   struct iscsi_session *iscsi ) {
-	int rc;
-
-	if ( ! ( iscsi->status & ISCSI_STATUS_AUTH_FORWARD_REQUIRED ) )
-		return 0;
-
-	assert ( iscsi->initiator_username );
-	assert ( iscsi->initiator_password );
-
-	target->chap_type = IBFT_CHAP_ONE_WAY;
-	if ( ( rc = ibft_set_string ( strings, &target->chap_name,
-				      iscsi->initiator_username ) ) != 0 )
-		return rc;
-	DBG ( "iBFT target username = %s\n",
-	      ibft_string ( strings, &target->chap_name ) );
-	if ( ( rc = ibft_set_string ( strings, &target->chap_secret,
-				      iscsi->initiator_password ) ) != 0 )
-		return rc;
-	DBG ( "iBFT target password = <redacted>\n" );
-
-	return 0;
-}
-
-/**
- * Fill in Target Reverse CHAP portion of iBFT
- *
- * @v target		Target portion of iBFT
- * @v strings		iBFT string block descriptor
- * @v iscsi		iSCSI session
- * @ret rc		Return status code
- */
-static int ibft_fill_target_reverse_chap ( struct ibft_target *target,
-					   struct ibft_string_block *strings,
-					   struct iscsi_session *iscsi ) {
-	int rc;
-
-	if ( ! ( iscsi->status & ISCSI_STATUS_AUTH_REVERSE_REQUIRED ) )
-		return 0;
-
-	assert ( iscsi->initiator_username );
-	assert ( iscsi->initiator_password );
-	assert ( iscsi->target_username );
-	assert ( iscsi->target_password );
-
-	target->chap_type = IBFT_CHAP_MUTUAL;
-	if ( ( rc = ibft_set_string ( strings, &target->reverse_chap_name,
-				      iscsi->target_username ) ) != 0 )
-		return rc;
-	DBG ( "iBFT target reverse username = %s\n",
-	      ibft_string ( strings, &target->chap_name ) );
-	if ( ( rc = ibft_set_string ( strings, &target->reverse_chap_secret,
-				      iscsi->target_password ) ) != 0 )
-		return rc;
-	DBG ( "iBFT target reverse password = <redacted>\n" );
-
-	return 0;
-}
-
-/**
- * Fill in Target portion of iBFT
- *
- * @v target		Target portion of iBFT
- * @v strings		iBFT string block descriptor
- * @v iscsi		iSCSI session
- * @ret rc		Return status code
- */
-static int ibft_fill_target ( struct ibft_target *target,
-			      struct ibft_string_block *strings,
-			      struct iscsi_session *iscsi ) {
-	struct sockaddr_in *sin_target =
-		( struct sockaddr_in * ) &iscsi->target_sockaddr;
-	int rc;
-
-	/* Fill in Target values */
-	ibft_set_ipaddr ( &target->ip_address, sin_target->sin_addr );
-	DBG ( "iBFT target IP = %s\n", ibft_ipaddr ( &target->ip_address ) );
-	target->socket = ntohs ( sin_target->sin_port );
-	DBG ( "iBFT target port = %d\n", target->socket );
-	if ( ( rc = ibft_set_string ( strings, &target->target_name,
-				      iscsi->target_iqn ) ) != 0 )
-		return rc;
-	DBG ( "iBFT target name = %s\n",
-	      ibft_string ( strings, &target->target_name ) );
-	if ( ( rc = ibft_fill_target_chap ( target, strings, iscsi ) ) != 0 )
-		return rc;
-	if ( ( rc = ibft_fill_target_reverse_chap ( target, strings,
-						    iscsi ) ) != 0 )
-		return rc;
-
-	return 0;
-}
-
-/**
- * Fill in all variable portions of iBFT
- *
- * @v netdev		Network device
- * @v initiator_iqn	Initiator IQN
- * @v st_target		Target socket address
- * @v target_iqn	Target IQN
- * @ret rc		Return status code
- *
- */
-int ibft_fill_data ( struct net_device *netdev,
-		     struct iscsi_session *iscsi ) {
-	struct ibft_string_block strings = {
-		.table = &ibftab.table,
-		.offset = offsetof ( typeof ( ibftab ), strings ),
-	};
-	int rc;
-
-	/* Fill in NIC, Initiator and Target portions */
-	if ( ( rc = ibft_fill_nic ( &ibftab.nic, &strings, netdev ) ) != 0 )
-		return rc;
-	if ( ( rc = ibft_fill_initiator ( &ibftab.initiator,
-					  &strings ) ) != 0 )
-		return rc;
-	if ( ( rc = ibft_fill_target ( &ibftab.target, &strings,
-				       iscsi ) ) != 0 )
-		return rc;
-
-	/* Update checksum */
-	acpi_fix_checksum ( &ibftab.table.acpi );
-
-	return 0;
-}