platform/ixus125_elph110hs/kbd.c

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This source file includes following definitions.
get_usb_bit
wrap_kbd_p1_f
mykbd_task
my_kbd_read_keys
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.
  24     { 0, KEY_ZOOM_IN         ,0x00000008 }, // Found @0xff4137ac, levent 0x02
  25     { 0, KEY_ZOOM_OUT        ,0x00000004 }, // Found @0xff4137a4, levent 0x03
  26     { 0, KEY_SET             ,0x00000002 }, // Found @0xff41379c, levent 0x08
  27     { 0, KEY_MENU            ,0x00000001 }, // Found @0xff413794, levent 0x09
  28     { 0, KEY_DISPLAY         ,0x00000040 }, // VIDEO button is used as DISPLAY button
  29     { 0, KEY_VIDEO           ,0x00000040 }, // Found @0xff4137bc, levent 0x1a
  30     { 0, KEY_RIGHT           ,0x00000200 }, // Found @0xff4137cc, levent 0x07
  31     { 0, KEY_UP              ,0x00000100 }, // Found @0xff4137c4, levent 0x04
  32     { 0, KEY_LEFT            ,0x00000400 }, // Found @0xff4137d4, levent 0x06    
  33     { 0, KEY_DOWN            ,0x00000800 }, // Found @0xff4137dc, levent 0x05
  34     { 1, KEY_PLAYBACK        ,0x00800000 }, // Found @0xff413804, levent 0x101    
  35     { 1, KEY_SHOOT_FULL      ,0x00300000 }, // Found @0xff4137f4, levent 0x01
  36     { 1, KEY_SHOOT_FULL_ONLY ,0x00200000 }, // Found @0xff4137f4, levent 0x01
  37     { 1, KEY_SHOOT_HALF      ,0x00100000 }, // Found @0xff4137ec, levent 0x00
  38     { 0, 0, 0 }
  39 };
  40 
  41 
  42 long __attribute__((naked,noinline)) wrap_kbd_p1_f() {
  43         
  44         //ixus125 100d @0xFF01E89C
  45         asm volatile(
  46                 "STMFD  SP!, {R1-R7,LR} \n"
  47                 "MOV    R5, #0 \n"
  48                 "BL             my_kbd_read_keys \n"    // patched
  49                 "B              _kbd_p1_f_cont \n"
  50         );
  51                 
  52         return 0; // shut up the compiler
  53 }
  54 
  55 // no stack manipulation needed here, since we create the task directly
  56 void __attribute__((noinline)) mykbd_task() {
  57         while (physw_run) {
  58             _SleepTask(physw_sleep_delay);
  59         if (wrap_kbd_p1_f() == 1) {   // autorepeat ?
  60             _kbd_p2_f();
  61         }
  62     }
  63 
  64     _ExitTask();
  65 }
  66 
  67 void my_kbd_read_keys() {
  68     kbd_update_key_state();
  69     kbd_update_physw_bits();
  70 }
  71 void kbd_fetch_data(long *dst) {
  72     _GetKbdState(dst);
  73     _kbd_read_keys_r2(dst);
  74 }
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root/platform/ixus125_elph110hs/kbd.c

DEFINITIONS
