/* * 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 */