Commit | Line | Data |
---|---|---|
d9523678 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
138fe4e0 KR |
2 | /* |
3 | * Copyright 2007 Red Hat, Inc. | |
4 | * by Peter Jones <pjones@redhat.com> | |
5 | * Copyright 2007 IBM, Inc. | |
6 | * by Konrad Rzeszutek <konradr@linux.vnet.ibm.com> | |
7 | * Copyright 2008 | |
8 | * by Konrad Rzeszutek <ketuzsezr@darnok.org> | |
9 | * | |
10 | * This code exposes the iSCSI Boot Format Table to userland via sysfs. | |
138fe4e0 KR |
11 | */ |
12 | ||
13 | #ifndef ISCSI_IBFT_H | |
14 | #define ISCSI_IBFT_H | |
15 | ||
9d24622c | 16 | #include <linux/acpi.h> |
138fe4e0 KR |
17 | |
18 | /* | |
19 | * Logical location of iSCSI Boot Format Table. | |
20 | * If the value is NULL there is no iBFT on the machine. | |
21 | */ | |
4e639fdf | 22 | extern struct acpi_table_ibft *ibft_addr; |
138fe4e0 KR |
23 | |
24 | /* | |
25 | * Routine used to find and reserve the iSCSI Boot Format Table. The | |
26 | * mapped address is set in the ibft_addr variable. | |
27 | */ | |
28 | #ifdef CONFIG_ISCSI_IBFT_FIND | |
042be38e | 29 | unsigned long find_ibft_region(unsigned long *sizep); |
138fe4e0 | 30 | #else |
042be38e YL |
31 | static inline unsigned long find_ibft_region(unsigned long *sizep) |
32 | { | |
33 | *sizep = 0; | |
34 | return 0; | |
35 | } | |
138fe4e0 KR |
36 | #endif |
37 | ||
38 | #endif /* ISCSI_IBFT_H */ |