root/platform/ixus150_elph140/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 KeyMap keymap[] = {
  11     { 2, KEY_ZOOM_IN         ,0x00008000 }, // 
  12     { 2, KEY_ZOOM_OUT        ,0x00004000 }, // 
  13     { 2, KEY_VIDEO           ,0x00002000 }, // 
  14     { 2, KEY_MENU            ,0x00001000 }, // 
  15     { 2, KEY_HELP            ,0x00000800 }, // 
  16     { 2, KEY_PLAYBACK        ,0x00000200 }, // 
  17     { 2, KEY_POWER           ,0x00000100 }, // 
  18     { 2, KEY_SHOOT_FULL      ,0x00000060 }, // 
  19     { 2, KEY_SHOOT_FULL_ONLY ,0x00000040 }, // 
  20     { 2, KEY_SHOOT_HALF      ,0x00000020 }, // 
  21     { 2, KEY_LEFT            ,0x00000010 }, // 
  22     { 2, KEY_DOWN            ,0x00000008 }, // 
  23     //{ 2, KEY_DISPLAY         ,0x00000008 }, // aka KEY_DOWN
  24     { 2, KEY_RIGHT           ,0x00000004 }, // 
  25     { 2, KEY_UP              ,0x00000002 }, // 
  26     { 2, KEY_SET             ,0x00000001 }, // 
  27     { 0, 0, 0 }
  28 };
  29 
  30 int get_usb_bit()
  31 {
  32     long usb_physw[3];
  33     usb_physw[USB_IDX] = 0;
  34     _kbd_read_keys_r2(usb_physw);
  35     return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK);
  36 }
  37 
  38 long __attribute__((naked,noinline)) wrap_kbd_p1_f() {
  39     // ixus150 100c 0xff82bdf8
  40     asm volatile(
  41         "STMFD  SP!, {R1-R7,LR} \n"
  42         "MOV    R5, #0 \n"
  43         "BL     my_kbd_read_keys \n"    // patched
  44         "B      _kbd_p1_f_cont \n"
  45     );
  46 
  47     return 0; // shut up the compiler
  48 }
  49 
  50 void __attribute__((naked,noinline)) mykbd_task() {
  51     while (physw_run) {
  52         _SleepTask(physw_sleep_delay);
  53         if (wrap_kbd_p1_f() == 1) {   // autorepeat ?
  54             _kbd_p2_f();
  55         }
  56     }
  57     _ExitTask();
  58 }
  59 
  60 void my_kbd_read_keys() {
  61     kbd_update_key_state();
  62 
  63 //    _kbd_read_keys_r2(physw_status);
  64 
  65     kbd_update_physw_bits();
  66 }
  67 
  68 extern void _GetKbdState(long *);
  69 void kbd_fetch_data(long *dst)
  70 {
  71     _GetKbdState(dst);
  72     _kbd_read_keys_r2(dst);
  73 }

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