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/*
* Copyright 2007 Red Hat, Inc.
* by Peter Jones <pjones@redhat.com>
* Copyright 2007 IBM, Inc.
* by Konrad Rzeszutek <konradr@linux.vnet.ibm.com>
* Copyright 2008
* by Konrad Rzeszutek <ketuzsezr@darnok.org>
*
* This code exposes the iSCSI Boot Format Table to userland via sysfs.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2.0 as published by
* the Free Software Foundation
*
* 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.
*/
#ifndef ISCSI_IBFT_H
#define ISCSI_IBFT_H
struct ibft_table_header {
char signature[4];
u32 length;
u8 revision;
u8 checksum;
char oem_id[6];
char oem_table_id[8];
char reserved[24];
} __attribute__((__packed__));
/*
* Logical location of iSCSI Boot Format Table.
* If the value is NULL there is no iBFT on the machine.
*/
extern struct ibft_table_header *ibft_addr;
/*
* Routine used to find and reserve the iSCSI Boot Format Table. The
* mapped address is set in the ibft_addr variable.
*/
#ifdef CONFIG_ISCSI_IBFT_FIND
unsigned long find_ibft_region(unsigned long *sizep);
#else
static inline unsigned long find_ibft_region(unsigned long *sizep)
{
*sizep = 0;
return 0;
}
#endif
#endif /* ISCSI_IBFT_H */
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