root/platform/ixus275_elph350hs/kbd.c

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"
   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 };
  10 extern void _GetKbdState(long*);
KeyMap keymap[] = {
  14     { 0, KEY_MENU            ,0x00000008 }, // Found @0xff63738c, levent 0x14
  15     { 0, KEY_VIDEO           ,0x00000040 }, // Found @0xff637394, levent 0x02
  16     { 0, KEY_SET             ,0x00000080 }, // Found @0xff63739c, levent 0x0a
  17     { 0, KEY_LEFT            ,0x00001000 }, // Found @0xff6373a4, levent 0x08
  18     { 0, KEY_UP              ,0x00002000 }, // Found @0xff6373ac, levent 0x06
  19     { 0, KEY_RIGHT           ,0x00004000 }, // Found @0xff6373b4, levent 0x09
  20     { 0, KEY_DOWN            ,0x00008000 }, // Found @0xff6373bc, levent 0x07
  21     { 2, KEY_SHOOT_FULL      ,0x00000060 }, // Found @0xff6373cc, levent 0x01
  22     { 2, KEY_SHOOT_FULL_ONLY ,0x00000040 }, // Found @0xff6373cc, levent 0x01
  23     { 2, KEY_SHOOT_HALF      ,0x00000020 }, // Found @0xff6373c4, levent 0x00
  24 //   { 2, KEY_POWER           ,0x00000080 }, // Found @0xff6373d4, levent 0x100
  25     { 2, KEY_PLAYBACK        ,0x00000100 }, // Found @0xff6373dc, levent 0x101
  26         { 2, KEY_WIFI            ,0x00000200 },
  27     { 2, KEY_ZOOM_OUT        ,0x00004000 }, // Found @0xff637404, levent 0x04
  28     { 2, KEY_ZOOM_IN         ,0x00008000 }, // Found @0xff63740c, levent 0x03
  29     { 0, 0, 0 }
  30 };
  32 int get_usb_bit()
  33 {
  34     long usb_physw[3];
usb_physw[USB_IDX] = 0;
_kbd_read_keys_r2(usb_physw);
  37     return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK);
  38 }
  40 long __attribute__((naked,noinline)) wrap_kbd_p1_f() {
  42     //sx510 101a found @ 0xff00c114
  43     asm volatile(
  44         "STMFD   SP!, {R1-R7,LR}\n"
  45         "MOV     R5, #0\n"
  46         "BL      my_kbd_read_keys\n"
  47         "B       _kbd_p1_f_cont\n"
  48     );
  50     return 0; // shut up the compiler
  51 }
  53 // no stack manipulation needed here, since we create the task directly
  54 void __attribute__((noinline)) mykbd_task() {
  55     while (physw_run){
_SleepTask(physw_sleep_delay);
  57         if (wrap_kbd_p1_f() == 1){ // autorepeat ?
_kbd_p2_f();
  59         }
  60     }
_ExitTask();
  62 }
  64 void my_kbd_read_keys()
  65 {
kbd_update_key_state();
kbd_update_physw_bits();
  68 }
  71 void kbd_fetch_data(long *dst)
  72 {
_GetKbdState(dst);
_kbd_read_keys_r2(dst);
  75 }