| /* 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 */ |