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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* 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.
*/
#ifndef ISCSI_IBFT_H
#define ISCSI_IBFT_H
#include <linux/acpi.h>
/*
* Logical location of iSCSI Boot Format Table.
* If the value is NULL there is no iBFT on the machine.
*/
extern struct acpi_table_ibft *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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