debugfs: fix sparse warnings
[wrt350n-kernel.git] / include / linux / pnpbios.h
blob329192adc9dd949d27dee6105c27b2956fd139b1
1 /*
2 * Include file for the interface to a PnP BIOS
4 * Original BIOS code (C) 1998 Christian Schmidt (chr.schmidt@tu-bs.de)
5 * PnP handler parts (c) 1998 Tom Lees <tom@lpsg.demon.co.uk>
6 * Minor reorganizations by David Hinds <dahinds@users.sourceforge.net>
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2, or (at your option) any
11 * later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef _LINUX_PNPBIOS_H
24 #define _LINUX_PNPBIOS_H
26 #ifdef __KERNEL__
28 #include <linux/types.h>
29 #include <linux/pnp.h>
32 * Return codes
34 #define PNP_SUCCESS 0x00
35 #define PNP_NOT_SET_STATICALLY 0x7f
36 #define PNP_UNKNOWN_FUNCTION 0x81
37 #define PNP_FUNCTION_NOT_SUPPORTED 0x82
38 #define PNP_INVALID_HANDLE 0x83
39 #define PNP_BAD_PARAMETER 0x84
40 #define PNP_SET_FAILED 0x85
41 #define PNP_EVENTS_NOT_PENDING 0x86
42 #define PNP_SYSTEM_NOT_DOCKED 0x87
43 #define PNP_NO_ISA_PNP_CARDS 0x88
44 #define PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES 0x89
45 #define PNP_CONFIG_CHANGE_FAILED_NO_BATTERY 0x8a
46 #define PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT 0x8b
47 #define PNP_BUFFER_TOO_SMALL 0x8c
48 #define PNP_USE_ESCD_SUPPORT 0x8d
49 #define PNP_MESSAGE_NOT_SUPPORTED 0x8e
50 #define PNP_HARDWARE_ERROR 0x8f
52 #define ESCD_SUCCESS 0x00
53 #define ESCD_IO_ERROR_READING 0x55
54 #define ESCD_INVALID 0x56
55 #define ESCD_BUFFER_TOO_SMALL 0x59
56 #define ESCD_NVRAM_TOO_SMALL 0x5a
57 #define ESCD_FUNCTION_NOT_SUPPORTED 0x81
60 * Events that can be received by "get event"
62 #define PNPEV_ABOUT_TO_CHANGE_CONFIG 0x0001
63 #define PNPEV_DOCK_CHANGED 0x0002
64 #define PNPEV_SYSTEM_DEVICE_CHANGED 0x0003
65 #define PNPEV_CONFIG_CHANGED_FAILED 0x0004
66 #define PNPEV_UNKNOWN_SYSTEM_EVENT 0xffff
67 /* 0x8000 through 0xfffe are OEM defined */
70 * Messages that should be sent through "send message"
72 #define PNPMSG_OK 0x00
73 #define PNPMSG_ABORT 0x01
74 #define PNPMSG_UNDOCK_DEFAULT_ACTION 0x40
75 #define PNPMSG_POWER_OFF 0x41
76 #define PNPMSG_PNP_OS_ACTIVE 0x42
77 #define PNPMSG_PNP_OS_INACTIVE 0x43
80 * Plug and Play BIOS flags
82 #define PNPBIOS_NO_DISABLE 0x0001
83 #define PNPBIOS_NO_CONFIG 0x0002
84 #define PNPBIOS_OUTPUT 0x0004
85 #define PNPBIOS_INPUT 0x0008
86 #define PNPBIOS_BOOTABLE 0x0010
87 #define PNPBIOS_DOCK 0x0020
88 #define PNPBIOS_REMOVABLE 0x0040
89 #define pnpbios_is_static(x) (((x)->flags & 0x0100) == 0x0000)
90 #define pnpbios_is_dynamic(x) ((x)->flags & 0x0080)
93 * Function Parameters
95 #define PNPMODE_STATIC 1
96 #define PNPMODE_DYNAMIC 0
98 /* 0x8000 through 0xffff are OEM defined */
100 #pragma pack(1)
101 struct pnp_dev_node_info {
102 __u16 no_nodes;
103 __u16 max_node_size;
105 struct pnp_docking_station_info {
106 __u32 location_id;
107 __u32 serial;
108 __u16 capabilities;
110 struct pnp_isa_config_struc {
111 __u8 revision;
112 __u8 no_csns;
113 __u16 isa_rd_data_port;
114 __u16 reserved;
116 struct escd_info_struc {
117 __u16 min_escd_write_size;
118 __u16 escd_size;
119 __u32 nv_storage_base;
121 struct pnp_bios_node {
122 __u16 size;
123 __u8 handle;
124 __u32 eisa_id;
125 __u8 type_code[3];
126 __u16 flags;
127 __u8 data[0];
129 #pragma pack()
131 #ifdef CONFIG_PNPBIOS
133 /* non-exported */
134 extern struct pnp_dev_node_info node_info;
136 extern int pnp_bios_dev_node_info(struct pnp_dev_node_info *data);
137 extern int pnp_bios_get_dev_node(u8 *nodenum, char config,
138 struct pnp_bios_node *data);
139 extern int pnp_bios_set_dev_node(u8 nodenum, char config,
140 struct pnp_bios_node *data);
141 extern int pnp_bios_get_stat_res(char *info);
142 extern int pnp_bios_isapnp_config(struct pnp_isa_config_struc *data);
143 extern int pnp_bios_escd_info(struct escd_info_struc *data);
144 extern int pnp_bios_read_escd(char *data, u32 nvram_base);
145 extern int pnp_bios_dock_station_info(struct pnp_docking_station_info *data);
147 #endif /* CONFIG_PNPBIOS */
149 #endif /* __KERNEL__ */
151 #endif /* _LINUX_PNPBIOS_H */