diff options
Diffstat (limited to 'include/linux/pnpbios.h')
| -rw-r--r-- | include/linux/pnpbios.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/include/linux/pnpbios.h b/include/linux/pnpbios.h new file mode 100644 index 000000000000..0a282ac1f6b2 --- /dev/null +++ b/include/linux/pnpbios.h @@ -0,0 +1,157 @@ +/* + * Include file for the interface to a PnP BIOS + * + * Original BIOS code (C) 1998 Christian Schmidt (chr.schmidt@tu-bs.de) + * PnP handler parts (c) 1998 Tom Lees <tom@lpsg.demon.co.uk> + * Minor reorganizations by David Hinds <dahinds@users.sourceforge.net> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _LINUX_PNPBIOS_H +#define _LINUX_PNPBIOS_H + +#ifdef __KERNEL__ + +#include <linux/types.h> +#include <linux/pnp.h> + +/* + * Return codes + */ +#define PNP_SUCCESS 0x00 +#define PNP_NOT_SET_STATICALLY 0x7f +#define PNP_UNKNOWN_FUNCTION 0x81 +#define PNP_FUNCTION_NOT_SUPPORTED 0x82 +#define PNP_INVALID_HANDLE 0x83 +#define PNP_BAD_PARAMETER 0x84 +#define PNP_SET_FAILED 0x85 +#define PNP_EVENTS_NOT_PENDING 0x86 +#define PNP_SYSTEM_NOT_DOCKED 0x87 +#define PNP_NO_ISA_PNP_CARDS 0x88 +#define PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES 0x89 +#define PNP_CONFIG_CHANGE_FAILED_NO_BATTERY 0x8a +#define PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT 0x8b +#define PNP_BUFFER_TOO_SMALL 0x8c +#define PNP_USE_ESCD_SUPPORT 0x8d +#define PNP_MESSAGE_NOT_SUPPORTED 0x8e +#define PNP_HARDWARE_ERROR 0x8f + +#define ESCD_SUCCESS 0x00 +#define ESCD_IO_ERROR_READING 0x55 +#define ESCD_INVALID 0x56 +#define ESCD_BUFFER_TOO_SMALL 0x59 +#define ESCD_NVRAM_TOO_SMALL 0x5a +#define ESCD_FUNCTION_NOT_SUPPORTED 0x81 + +/* + * Events that can be received by "get event" + */ +#define PNPEV_ABOUT_TO_CHANGE_CONFIG 0x0001 +#define PNPEV_DOCK_CHANGED 0x0002 +#define PNPEV_SYSTEM_DEVICE_CHANGED 0x0003 +#define PNPEV_CONFIG_CHANGED_FAILED 0x0004 +#define PNPEV_UNKNOWN_SYSTEM_EVENT 0xffff +/* 0x8000 through 0xfffe are OEM defined */ + +/* + * Messages that should be sent through "send message" + */ +#define PNPMSG_OK 0x00 +#define PNPMSG_ABORT 0x01 +#define PNPMSG_UNDOCK_DEFAULT_ACTION 0x40 +#define PNPMSG_POWER_OFF 0x41 +#define PNPMSG_PNP_OS_ACTIVE 0x42 +#define PNPMSG_PNP_OS_INACTIVE 0x43 + +/* + * Plug and Play BIOS flags + */ +#define PNPBIOS_NO_DISABLE 0x0001 +#define PNPBIOS_NO_CONFIG 0x0002 +#define PNPBIOS_OUTPUT 0x0004 +#define PNPBIOS_INPUT 0x0008 +#define PNPBIOS_BOOTABLE 0x0010 +#define PNPBIOS_DOCK 0x0020 +#define PNPBIOS_REMOVABLE 0x0040 +#define pnpbios_is_static(x) (((x)->flags & 0x0100) == 0x0000) +#define pnpbios_is_dynamic(x) ((x)->flags & 0x0080) + +/* + * Function Parameters + */ +#define PNPMODE_STATIC 1 +#define PNPMODE_DYNAMIC 0 + +/* 0x8000 through 0xffff are OEM defined */ + +#pragma pack(1) +struct pnp_dev_node_info { + __u16 no_nodes; + __u16 max_node_size; +}; +struct pnp_docking_station_info { + __u32 location_id; + __u32 serial; + __u16 capabilities; +}; +struct pnp_isa_config_struc { + __u8 revision; + __u8 no_csns; + __u16 isa_rd_data_port; + __u16 reserved; +}; +struct escd_info_struc { + __u16 min_escd_write_size; + __u16 escd_size; + __u32 nv_storage_base; +}; +struct pnp_bios_node { + __u16 size; + __u8 handle; + __u32 eisa_id; + __u8 type_code[3]; + __u16 flags; + __u8 data[0]; +}; +#pragma pack() + +#ifdef CONFIG_PNPBIOS + +/* non-exported */ +extern struct pnp_dev_node_info node_info; + +extern int pnp_bios_dev_node_info (struct pnp_dev_node_info *data); +extern int pnp_bios_get_dev_node (u8 *nodenum, char config, struct pnp_bios_node *data); +extern int pnp_bios_set_dev_node (u8 nodenum, char config, struct pnp_bios_node *data); +extern int pnp_bios_get_stat_res (char *info); +extern int pnp_bios_isapnp_config (struct pnp_isa_config_struc *data); +extern int pnp_bios_escd_info (struct escd_info_struc *data); +extern int pnp_bios_read_escd (char *data, u32 nvram_base); +extern int pnp_bios_dock_station_info(struct pnp_docking_station_info *data); +#define needed 0 +#if needed +extern int pnp_bios_get_event (u16 *message); +extern int pnp_bios_send_message (u16 message); +extern int pnp_bios_set_stat_res (char *info); +extern int pnp_bios_apm_id_table (char *table, u16 *size); +extern int pnp_bios_write_escd (char *data, u32 nvram_base); +#endif + +#endif /* CONFIG_PNPBIOS */ + +#endif /* __KERNEL__ */ + +#endif /* _LINUX_PNPBIOS_H */ |