root/platform/a3100/kbd.c

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DEFINITIONS

This source file includes following definitions.
  1. get_usb_bit
  2. mykbd_task_proceed
  3. mykbd_task
  4. wrap_kbd_p1_f
  5. my_kbd_read_keys
  6. kbd_fetch_data

   1 #include "lolevel.h"
   2 #include "platform.h"
   3 #include "keyboard.h"
   4 #include "kbd_common.h"
   5 
   6 long kbd_new_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
   7 long kbd_prev_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
   8 long kbd_mod_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
   9 
  10 KeyMap keymap[] = {
  11 //      { grp,       hackkey, canonkey  }
  12     { 1, KEY_PLAYBACK        ,0x20000000 }, // Found @0xffad9820, levent 0x601
  13     { 2, KEY_FACE                       , 0x00000800 }, // Face Key
  14     { 2, KEY_DISPLAY         ,0x00000400 }, // Found @0xffad98bc, levent 0x0a
  15     { 2, KEY_SHOOT_FULL      ,0x00000003 }, // Found @0xffad9850, levent 0x01
  16     { 2, KEY_SHOOT_HALF      ,0x00000001 }, // Found @0xffad9844, levent 0x00
  17     { 2, KEY_SHOOT_FULL_ONLY ,0x00000002 }, // Found @0xffad9850, levent 0x01
  18     { 2, KEY_ZOOM_IN         ,0x00000004 }, // Found @0xffad985c, levent 0x02
  19     { 2, KEY_ZOOM_OUT        ,0x00000008 }, // Found @0xffad9868, levent 0x03
  20     { 2, KEY_UP              ,0x00000010 }, // Found @0xffad9874, levent 0x04
  21     { 2, KEY_DOWN            ,0x00000020 }, // Found @0xffad9880, levent 0x05
  22     { 2, KEY_RIGHT           ,0x00000040 }, // Found @0xffad988c, levent 0x07
  23     { 2, KEY_LEFT            ,0x00000080 }, // Found @0xffad9898, levent 0x06
  24     { 2, KEY_SET             ,0x00000100 }, // Found @0xffad98a4, levent 0x08
  25     { 2, KEY_MENU            ,0x00000200 }, // Found @0xffad98b0, levent 0x09
  26         { 0, 0, 0 }
  27 };
  28 
  29 extern void _GetKbdState(long *dst);
  30 
  31 int get_usb_bit() 
  32 {
  33         long usb_physw[3];
  34         usb_physw[USB_IDX] = 0;
  35         _kbd_read_keys_r2(usb_physw);
  36         return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK) ; 
  37 }
  38 
  39 
  40 
  41 
  42 
  43 long __attribute__((naked)) wrap_kbd_p1_f();
  44 
  45 
  46 static void __attribute__((noinline)) mykbd_task_proceed()
  47 {
  48 }
  49 
  50 void __attribute__((noinline)) mykbd_task()
  51 {
  52         /* Initialize our own kbd_new_state[] array with the
  53            current physical status. (inspired by the S90 port)
  54            */
  55         kbd_new_state[0] = physw_status[0];
  56         kbd_new_state[1] = physw_status[1];
  57         kbd_new_state[2] = physw_status[2];
  58         while (physw_run){
  59                 _SleepTask(10);
  60                 
  61                 if (wrap_kbd_p1_f() == 1){ // autorepeat ?
  62                         _kbd_p2_f();
  63                 }
  64         }
  65         _ExitTask();
  66 }
  67 
  68 
  69 long __attribute__((naked,noinline)) wrap_kbd_p1_f()
  70 {
  71         asm volatile(
  72                         "STMFD   SP!, {R1-R5,LR}\n"
  73                         "MOV     R4, #0\n"
  74                         //"BL      _kbd_read_keys\n"       // replaces kbd_fetch_data()
  75                         "BL      my_kbd_read_keys\n"     // +
  76                         "B       _kbd_p1_f_cont\n"       // continue
  77         );
  78         
  79         return 0; // shut up the compiler
  80 }
  81 
  82 
  83 void my_kbd_read_keys()
  84 {
  85     kbd_update_key_state();
  86     kbd_update_physw_bits();
  87 }
  88 
  89 void kbd_fetch_data(long *dst)
  90 {
  91     _kbd_pwr_on();
  92     _GetKbdState(dst);
  93     _kbd_read_keys_r2(dst);
  94     _kbd_pwr_off();
  95 }

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