xref: /OK3568_Linux_fs/kernel/drivers/sfi/sfi_core.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* sfi_core.h Simple Firmware Interface, internal header */
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun /*
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun   This file is provided under a dual BSD/GPLv2 license.  When using or
6*4882a593Smuzhiyun   redistributing this file, you may do so under either license.
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun   GPL LICENSE SUMMARY
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun   Copyright(c) 2009 Intel Corporation. All rights reserved.
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun   This program is free software; you can redistribute it and/or modify
13*4882a593Smuzhiyun   it under the terms of version 2 of the GNU General Public License as
14*4882a593Smuzhiyun   published by the Free Software Foundation.
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun   This program is distributed in the hope that it will be useful, but
17*4882a593Smuzhiyun   WITHOUT ANY WARRANTY; without even the implied warranty of
18*4882a593Smuzhiyun   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19*4882a593Smuzhiyun   General Public License for more details.
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun   You should have received a copy of the GNU General Public License
22*4882a593Smuzhiyun   along with this program; if not, write to the Free Software
23*4882a593Smuzhiyun   Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
24*4882a593Smuzhiyun   The full GNU General Public License is included in this distribution
25*4882a593Smuzhiyun   in the file called LICENSE.GPL.
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun   BSD LICENSE
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun   Copyright(c) 2009 Intel Corporation. All rights reserved.
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun   Redistribution and use in source and binary forms, with or without
32*4882a593Smuzhiyun   modification, are permitted provided that the following conditions
33*4882a593Smuzhiyun   are met:
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun     * Redistributions of source code must retain the above copyright
36*4882a593Smuzhiyun       notice, this list of conditions and the following disclaimer.
37*4882a593Smuzhiyun     * Redistributions in binary form must reproduce the above copyright
38*4882a593Smuzhiyun       notice, this list of conditions and the following disclaimer in
39*4882a593Smuzhiyun       the documentation and/or other materials provided with the
40*4882a593Smuzhiyun       distribution.
41*4882a593Smuzhiyun     * Neither the name of Intel Corporation nor the names of its
42*4882a593Smuzhiyun       contributors may be used to endorse or promote products derived
43*4882a593Smuzhiyun       from this software without specific prior written permission.
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
46*4882a593Smuzhiyun   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
47*4882a593Smuzhiyun   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
48*4882a593Smuzhiyun   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
49*4882a593Smuzhiyun   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
50*4882a593Smuzhiyun   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
51*4882a593Smuzhiyun   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
52*4882a593Smuzhiyun   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
53*4882a593Smuzhiyun   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
54*4882a593Smuzhiyun   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
55*4882a593Smuzhiyun   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun */
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #include <linux/sysfs.h>
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun struct sfi_table_key{
62*4882a593Smuzhiyun 	char	*sig;
63*4882a593Smuzhiyun 	char	*oem_id;
64*4882a593Smuzhiyun 	char	*oem_table_id;
65*4882a593Smuzhiyun };
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun /* sysfs interface */
68*4882a593Smuzhiyun struct sfi_table_attr {
69*4882a593Smuzhiyun 	struct bin_attribute attr;
70*4882a593Smuzhiyun 	char name[8];
71*4882a593Smuzhiyun };
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #define SFI_ANY_KEY { .sig = NULL, .oem_id = NULL, .oem_table_id = NULL }
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun extern int __init sfi_acpi_init(void);
76*4882a593Smuzhiyun extern  struct sfi_table_header *sfi_check_table(u64 paddr,
77*4882a593Smuzhiyun 					struct sfi_table_key *key);
78*4882a593Smuzhiyun struct sfi_table_header *sfi_get_table(struct sfi_table_key *key);
79*4882a593Smuzhiyun extern void sfi_put_table(struct sfi_table_header *table);
80*4882a593Smuzhiyun extern struct sfi_table_attr __init *sfi_sysfs_install_table(u64 pa);
81*4882a593Smuzhiyun extern void __init sfi_acpi_sysfs_init(void);
82