drivers/char/hp600_keyb.c

   1 /*
   2  *      $Id: hp600_keyb.c,v 1.1 2000/06/10 21:45:30 yaegashi Exp $
   3  *      Copyright (C) 2000 YAEGASHI Takeshi
   4  *      HP600 keyboard scan routine and translate table
   5  */
   6
   7 #include <linux/kernel.h>
   8 #include <linux/sched.h>
   9 #include <linux/init.h>
  10 #include <asm/delay.h>
  11 #include <asm/io.h>
  12 #include "scan_keyb.h"
  13
  14 #define PCDR 0xa4000124
  15 #define PDDR 0xa4000126
  16 #define PEDR 0xa4000128
  17 #define PFDR 0xa400012a
  18 #define PGDR 0xa400012c
  19 #define PHDR 0xa400012e
  20
  21 static const unsigned char hp690_japanese_table[]={
  22         0x00, 0x00, 0x00, 0x01, 0x00, 0x29, 0x70, 0x3a,
  23         0x3f, 0x3e, 0x40, 0x41, 0x42, 0x3d, 0x3c, 0x3b,
  24
  25         0x00, 0x00, 0x00, 0x2c, 0x00, 0x1c, 0x28, 0x35,
  26         0x31, 0x30, 0x32, 0x33, 0x34, 0x2f, 0x2e, 0x2d,
  27
  28         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4d, 0x50,
  29         0x7b, 0x38, 0x00, 0x00, 0x4b, 0x00, 0x00, 0x00,
  30
  31         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  32         0x00, 0x00, 0xf9, 0x73, 0x53, 0x39, 0x00, 0x1d,
  33
  34         0x00, 0x00, 0x00, 0x1e, 0x00, 0x2b, 0x1b, 0x27,
  35         0x23, 0x22, 0x24, 0x25, 0x26, 0x21, 0x20, 0x1f,
  36
  37         0x00, 0x00, 0x00, 0x0f, 0x00, 0x36, 0x7d, 0x48,
  38         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2a, 0x00,
  39
  40         0x00, 0x00, 0x00, 0x10, 0x00, 0x0e, 0x1a, 0x19,
  41         0x15, 0x14, 0x16, 0x17, 0x18, 0x13, 0x12, 0x11,
  42
  43         0x00, 0x00, 0x00, 0x02, 0x00, 0x0d, 0x0c, 0x0b,
  44         0x07, 0x06, 0x08, 0x09, 0x0a, 0x05, 0x04, 0x03,
  45
  46         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  47         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  48 };
  49
  50
  51 static const unsigned char hp690_switch[]= {
  52         0xfd, 0xff,
  53         0xdf, 0xff,
  54         0x7f, 0xff,
  55         0xff, 0xfe,
  56         0xff, 0xfd,
  57         0xff, 0xf7,
  58         0xff, 0xbf,
  59         0xff, 0x7f,
  60 };
  61
  62
  63 static void hp690_japanese_scan_kbd(unsigned char *s)
  64 {
  65         int i;
  66         unsigned const char *t=hp690_switch;
  67
  68         for(i=0; i<9; i++) {
  69                 ctrl_outb(*t++, PDDR);
  70                 ctrl_outb(*t++, PEDR);
  71                 *s++=ctrl_inb(PCDR);
  72                 *s++=ctrl_inb(PFDR);
  73         }
  74
  75         ctrl_outb(0xff, PDDR);
  76         ctrl_outb(0xff, PEDR);
  77
  78         *s++=ctrl_inb(PGDR);
  79         *s++=ctrl_inb(PHDR);
  80 }
  81
  82
  83 void __init hp600_kbd_init_hw(void)
  84 {
  85         scan_kbd_init();
  86         register_scan_keyboard(hp690_japanese_scan_kbd,
  87                                hp690_japanese_table, 18);
  88         printk(KERN_INFO "HP600 matrix scan keyboard registered\n");
  89 }
  90
  91
  92 /****************************************************************
  93 HP Jornada 690(Japanese version) keyboard scan matrix
  94
  95         PTC7    PTC6    PTC5    PTC4    PTC3    PTC2    PTC1    PTC0
  96 PTD1    REC                     Escape  on/off  Han/Zen Hira    Eisu
  97 PTD5    REC                     Z       on/off  Enter   :       /
  98 PTD7    REC                                             Right   Down
  99 PTE0    REC                     Windows on/off
 100 PTE1    REC                     A       on/off  ]       [       ;
 101 PTE3    REC                     Tab     on/off  ShirtR  \       Up
 102 PTE6    REC                     Q       on/off  BS      @       P
 103 PTE7    REC                     1       on/off  ^       -       0
 104
 105
 106         PTF7    PTF6    PTF5    PTF4    PTF3    PTF2    PTF1    PTF0
 107 PTD1    F5      F4      F6      F7      F8      F3      F2      F1
 108 PTD5    N       B       M       ,       .       V       C       X
 109 PTD7    Muhen   Alt                     Left
 110 PTE0                    Henkan  _       Del     Space           Ctrl
 111 PTE1    H       G       J       K       L       F       D       S
 112 PTE3                                                    ShiftL
 113 PTE6    Y       T       U       I       O       R       E       W
 114 PTE7    6       5       7       8       9       4       3       2
 115
 116         PTG5    PTG4    PTG3    PTG0    PTH0
 117 *       REC     REW     FWW     Cover   on/off
 118
 119
 120                 7       6       5       4       3       2       1       0
 121 C: 0xffff 0xdf  IP      IP      IP      IP      IP      IP      IP      IP
 122 D: 0x6786 0x59  O       I       O       IP      I       F       O       I
 123 E: 0x5045 0x00  O       O       F       F       O       F       O       O
 124 F: 0xffff 0xff  IP      IP      IP      IP      IP      IP      IP      IP
 125 G: 0xaffe 0xfd  I       I       IP      IP      IP      IP      IP      I
 126 H: 0x70f2 0x49  O       IP      F       F       IP      IP      F       I
 127 J: 0x0704 0x22  F       F       O       IP      F       F       O       F
 128 K: 0x0100 0x10  F       F       F       O       F       F       F       F
 129 L: 0x0c3c 0x26  F       F       IP      F       F       IP      IP      F
 130
 131 ****************************************************************/