/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2007 Red Hat, Inc.
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* by Peter Jones <pjones@redhat.com>
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* Copyright 2007 IBM, Inc.
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* by Konrad Rzeszutek <konradr@linux.vnet.ibm.com>
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* Copyright 2008
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* by Konrad Rzeszutek <ketuzsezr@darnok.org>
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*
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* This code exposes the iSCSI Boot Format Table to userland via sysfs.
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*/
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#ifndef ISCSI_IBFT_H
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#define ISCSI_IBFT_H
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#include <linux/acpi.h>
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/*
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* Logical location of iSCSI Boot Format Table.
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* If the value is NULL there is no iBFT on the machine.
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*/
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extern struct acpi_table_ibft *ibft_addr;
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/*
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* Routine used to find and reserve the iSCSI Boot Format Table. The
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* mapped address is set in the ibft_addr variable.
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*/
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#ifdef CONFIG_ISCSI_IBFT_FIND
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unsigned long find_ibft_region(unsigned long *sizep);
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#else
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static inline unsigned long find_ibft_region(unsigned long *sizep)
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{
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*sizep = 0;
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return 0;
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}
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#endif
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#endif /* ISCSI_IBFT_H */
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