root/platform/a2300/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_ZOOM_IN         ,0x00002000 }, // Found @0xffb0fa14, levent 0x02
  25     { 0, KEY_ZOOM_OUT        ,0x00001000 }, // Found @0xffb0fa0c, levent 0x03
  26     { 1, KEY_PRINT           ,0x80000000 }, // KEY Playback for ALT menu
  27     { 1, KEY_SHOOT_FULL      ,0x00300000 }, // Found @0xffb0fa24, levent 0x01    
  28     { 1, KEY_SHOOT_FULL_ONLY ,0x00200000 }, // Found @0xffb0fa24, levent 0x01
  29     { 1, KEY_SHOOT_HALF      ,0x00100000 }, // Found @0xffb0fa1c, levent 0x00
  30     { 1, KEY_SET             ,0x08000000 }, // Found @0xffb0fa54, levent 0x08
  31     { 1, KEY_MENU            ,0x04000000 }, // Found @0xffb0fa4c, levent 0x09
  32     { 1, KEY_LEFT            ,0x02000000 }, // Found @0xffb0fa44, levent 0x06
  33     { 1, KEY_RIGHT           ,0x01000000 }, // Found @0xffb0fa3c, levent 0x07    
  34     { 1, KEY_DOWN            ,0x00800000 }, // Found @0xffb0fa34, levent 0x05
  35     { 1, KEY_UP              ,0x00400000 }, // Found @0xffb0fa2c, levent 0x04
  36     { 1, KEY_PLAYBACK        ,0x80000000 }, // Found @0xffb0fa74, levent 0x101
  37 //    { 1, KEY_POWER           ,0x40000000 }, // Found @0xffb0fa6c, levent 0x100
  38     { 1, KEY_HELP            ,0x20000000 }, // Found @0xffb0fa64, levent 0x14
  39     { 1, KEY_VIDEO           ,0x10000000 }, // Found @0xffb0fa5c, levent 0x1a
  40     { 0, 0, 0 }
  41 };
  42 
  43 // NOP 
  44 
  45 long __attribute__((naked,noinline)) wrap_kbd_p1_f() {
  46         
  47         //a2300 @0xff82ee08
  48         asm volatile(
  49                 "STMFD  SP!, {R1-R7,LR} \n"
  50                 "MOV    R5, #0 \n"
  51                 "BL     my_kbd_read_keys \n"    // pached
  52                 "B      _kbd_p1_f_cont \n"
  53         );
  54         
  55         return 0; // shut up the compiler
  56 }
  57 
  58 void __attribute__((noinline)) mykbd_task() {
  59         while (physw_run) {
  60         _SleepTask(physw_sleep_delay);
  61 
  62                 if (wrap_kbd_p1_f() == 1) {   // autorepeat ?
  63                         _kbd_p2_f();
  64                 }
  65         }
  66         _ExitTask();
  67 }
  68 
  69 void my_kbd_read_keys() {
  70     kbd_update_key_state();
  71     kbd_update_physw_bits();
  72 }
  73 
  74 void kbd_fetch_data(long *dst)
  75 {
  76     _GetKbdState(dst);
  77     _kbd_read_keys_r2(dst);
  78 }

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