1*1df49e27Swdenk /* 2*1df49e27Swdenk * (C) Copyright 2002 ELTEC Elektronik AG 3*1df49e27Swdenk * Frank Gottschling <fgottschling@eltec.de> 4*1df49e27Swdenk * 5*1df49e27Swdenk * See file CREDITS for list of people who contributed to this 6*1df49e27Swdenk * project. 7*1df49e27Swdenk * 8*1df49e27Swdenk * This program is free software; you can redistribute it and/or 9*1df49e27Swdenk * modify it under the terms of the GNU General Public License as 10*1df49e27Swdenk * published by the Free Software Foundation; either version 2 of 11*1df49e27Swdenk * the License, or (at your option) any later version. 12*1df49e27Swdenk * 13*1df49e27Swdenk * This program is distributed in the hope that it will be useful, 14*1df49e27Swdenk * but WITHOUT ANY WARRANTY; without even the implied warranty of 15*1df49e27Swdenk * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*1df49e27Swdenk * GNU General Public License for more details. 17*1df49e27Swdenk * 18*1df49e27Swdenk * You should have received a copy of the GNU General Public License 19*1df49e27Swdenk * along with this program; if not, write to the Free Software 20*1df49e27Swdenk * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21*1df49e27Swdenk * MA 02111-1307 USA 22*1df49e27Swdenk */ 23*1df49e27Swdenk 24*1df49e27Swdenk /* i8042.h - Intel 8042 keyboard driver header */ 25*1df49e27Swdenk 26*1df49e27Swdenk #ifndef _I8042_H_ 27*1df49e27Swdenk #define _I8042_H_ 28*1df49e27Swdenk 29*1df49e27Swdenk /* defines */ 30*1df49e27Swdenk 31*1df49e27Swdenk #define I8042_DATA_REG (CFG_ISA_IO + 0x0060) /* keyboard i/o buffer */ 32*1df49e27Swdenk #define I8042_STATUS_REG (CFG_ISA_IO + 0x0064) /* keyboard status read */ 33*1df49e27Swdenk #define I8042_COMMAND_REG (CFG_ISA_IO + 0x0064) /* keyboard ctrl write */ 34*1df49e27Swdenk 35*1df49e27Swdenk #define KBD_US 0 /* default US layout */ 36*1df49e27Swdenk #define KBD_GER 1 /* german layout */ 37*1df49e27Swdenk 38*1df49e27Swdenk #define KBD_TIMEOUT 1000 /* 1 sec */ 39*1df49e27Swdenk #define KBD_RESET_TRIES 3 40*1df49e27Swdenk 41*1df49e27Swdenk #define AS 0 /* normal character index */ 42*1df49e27Swdenk #define SH 1 /* shift index */ 43*1df49e27Swdenk #define CN 2 /* control index */ 44*1df49e27Swdenk #define NM 3 /* numeric lock index */ 45*1df49e27Swdenk #define AK 4 /* right alt key */ 46*1df49e27Swdenk #define CP 5 /* capslock index */ 47*1df49e27Swdenk #define ST 6 /* stop output index */ 48*1df49e27Swdenk #define EX 7 /* extended code index */ 49*1df49e27Swdenk #define ES 8 /* escape and extended code index */ 50*1df49e27Swdenk 51*1df49e27Swdenk #define NORMAL 0x0000 /* normal key */ 52*1df49e27Swdenk #define STP 0x0001 /* scroll lock stop output*/ 53*1df49e27Swdenk #define NUM 0x0002 /* numeric lock */ 54*1df49e27Swdenk #define CAPS 0x0004 /* capslock */ 55*1df49e27Swdenk #define SHIFT 0x0008 /* shift */ 56*1df49e27Swdenk #define CTRL 0x0010 /* control*/ 57*1df49e27Swdenk #define EXT 0x0020 /* extended scan code 0xe0 */ 58*1df49e27Swdenk #define ESC 0x0040 /* escape key press */ 59*1df49e27Swdenk #define E1 0x0080 /* extended scan code 0xe1 */ 60*1df49e27Swdenk #define BRK 0x0100 /* make break flag for keyboard */ 61*1df49e27Swdenk #define ALT 0x0200 /* right alt */ 62*1df49e27Swdenk 63*1df49e27Swdenk /* exports */ 64*1df49e27Swdenk 65*1df49e27Swdenk int i8042_kbd_init(void); 66*1df49e27Swdenk int i8042_tstc(void); 67*1df49e27Swdenk int i8042_getc(void); 68*1df49e27Swdenk 69*1df49e27Swdenk #endif /* _I8042_H_ */ 70