root/platform/sx240hs/sub/boot_hdr.c

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DEFINITIONS

This source file includes following definitions.
  1. taskHook
  2. CreateTask_spytask
   1 #include "lolevel.h"
   2 #include "platform.h"
   3 #include "core.h"
   4 #include "dryos31.h"
   5 
   6 #define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER)
   7 
   8 const char * const new_sa = &_end;
   9 
  10 // Forward declarations
  11 extern volatile int jogdial_stopped;
  12 void JogDial_task_my(void);
  13 
  14 extern void task_CaptSeq();
  15 extern void task_InitFileModules();
  16 extern void task_RotaryEncoder();
  17 extern void task_MovieRecord();
  18 extern void task_ExpDrv();
  19 extern void task_FileWrite();
  20 
  21 void taskHook(context_t **context)
  22 {
  23     task_t *tcb=(task_t*)((char*)context-offsetof(task_t, context));
  24 
  25     // Replace firmware task addresses with ours
  26     if(tcb->entry == (void*)task_CaptSeq)          tcb->entry = (void*)capt_seq_task;
  27     if(tcb->entry == (void*)task_InitFileModules)  tcb->entry = (void*)init_file_modules_task;
  28     if(tcb->entry == (void*)task_RotaryEncoder)    tcb->entry = (void*)JogDial_task_my;
  29     if(tcb->entry == (void*)task_MovieRecord)      tcb->entry = (void*)movie_record_task;
  30     if(tcb->entry == (void*)task_ExpDrv)           tcb->entry = (void*)exp_drv_task;
  31     if(tcb->entry == (void*)task_FileWrite)        tcb->entry = (void*)filewritetask;
  32 }
  33 
  34 /*----------------------------------------------------------------------
  35     CreateTask_spytask
  36 -----------------------------------------------------------------------*/
  37 void CreateTask_spytask() {
  38     _CreateTask("SpyTask", 0x19, 0x2000, core_spytask, 0);
  39 }
  40 
  41 /*----------------------------------------------------------------------
  42    Pointer to stack location where jogdial task records previous and
  43    current jogdial positions
  44 -----------------------------------------------------------------------*/
  45 short *jog_position;
  46 
  47 /*----------------------------------------------------------------------
  48     boot()
  49 
  50     Main entry point for the CHDK code
  51 -----------------------------------------------------------------------*/
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