root/platform/a3200/kbd.c

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DEFINITIONS

This source file includes following definitions.
  1. get_usb_bit
  2. wrap_kbd_p1_f
  3. mykbd_task
  4. my_kbd_read_keys
  5. 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 extern void _GetKbdState(long*);
  11 
  12 int get_usb_bit() 
  13 {
  14         long usb_physw[3];
  15         usb_physw[USB_IDX] = 0;
  16         _kbd_read_keys_r2(usb_physw);
  17         return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK) ; 
  18 }
  19 
  20 KeyMap keymap[] = {
  21         // Order IS important. kbd_get_pressed_key will walk down this table  
  22         // and take the first matching mask. Notice that KEY_SHOOT_HALF is  
  23         // always pressed if KEY_SHOOT_FULL is. --MarcusSt
  24     { 0, KEY_PLAYBACK        ,0x00002000 }, // Found @0xffb5d4cc, levent 0x601
  25 //    { 0, KEY_POWER           ,0x00004000 }, // Found @0xffb5d4d4, levent 0x600
  26     { 2, KEY_SHOOT_FULL      ,0x00003000 }, // Found @0xffb5d544, levent 0x01
  27     { 2, KEY_SHOOT_HALF      ,0x00001000 }, // Found @0xffb5d53c, levent 0x00
  28     { 2, KEY_SHOOT_FULL_ONLY ,0x00002000 }, // Found @0xffb5d544, levent 0x01
  29     { 2, KEY_FACE            ,0x00000040 }, //
  30     { 2, KEY_UP              ,0x00000001 }, // Found @0xffb5d4e4, levent 0x04
  31     { 2, KEY_DOWN            ,0x00000002 }, // Found @0xffb5d4ec, levent 0x05
  32     { 2, KEY_LEFT            ,0x00000004 }, // Found @0xffb5d4f4, levent 0x06
  33     { 2, KEY_RIGHT           ,0x00000008 }, // Found @0xffb5d4fc, levent 0x07
  34     { 2, KEY_SET             ,0x00000010 }, // Found @0xffb5d504, levent 0x08
  35     { 2, KEY_DISPLAY         ,0x00000020 }, // Found @0xffb5d50c, levent 0x0a
  36     { 2, KEY_MENU            ,0x00000080 }, // Found @0xffb5d51c, levent 0x09
  37     { 2, KEY_ZOOM_OUT        ,0x00004000 }, // Found @0xffb5d54c, levent 0x03
  38     { 2, KEY_ZOOM_IN         ,0x00008000 }, // Found @0xffb5d554, levent 0x02    
  39     { 0, 0, 0 }
  40 };
  41 
  42 
  43 
  44 extern long __attribute__((naked)) wrap_kbd_p1_f() {
  45 
  46     asm volatile(
  47         "STMFD  SP!, {R1-R7,LR} \n"
  48         "MOV    R5, #0 \n"
  49         //"BL   _kbd_read_keys \n"
  50         "BL     my_kbd_read_keys \n"    // patched
  51         "B      _kbd_p1_f_cont \n"
  52         );
  53         return 0; // shut up the compiler
  54 }
  55 
  56 // no stack manipulation needed here, since we create the task directly
  57 void __attribute__((noinline)) mykbd_task() {
  58         while (physw_run) {
  59         _SleepTask(physw_sleep_delay);
  60 
  61                 if (wrap_kbd_p1_f() == 1) {   // autorepeat ?
  62                 _kbd_p2_f();
  63         }
  64     }
  65 
  66         _ExitTask();
  67 }
  68 
  69 
  70 void my_kbd_read_keys() {
  71     kbd_update_key_state();
  72     kbd_update_physw_bits();
  73 }
  74 
  75 void kbd_fetch_data(long *dst)
  76 {
  77     _GetKbdState(dst);
  78     _kbd_read_keys_r2(dst);
  79 }

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