source: trunk/platform/s95/kbd.c @ 1505

#include "lolevel.h"
#include "platform.h"
#include "core.h"
#include "keyboard.h"
#include "conf.h"
extern void _GetKbdState(long* buffer);
extern void _GetKbdState2(long* buffer);

typedef struct {
        short grp;
        short hackkey;
        long canonkey;
} KeyMap;


static long kbd_new_state[3];
static long kbd_prev_state[3];
static long kbd_mod_state[3];
static KeyMap keymap[];
static long last_kbd_key = 0;
static long alt_mode_key_mask = 0x00000200;
static long alt_mode_key_reg  = 1;
static int usb_power=0;
static int remote_key, remote_count;
static int shoot_counter=0;
volatile int jogdial_stopped=0;

#define DELAY_TIMEOUT 10000

#define KEYS_MASK0 (0x00000000)
#define KEYS_MASK1 (0x0000FF30)
#define KEYS_MASK2 (0x00000300)

static KeyMap keymap[] = {
//      { grp,       hackkey, canonkey  }
        { 1, KEY_UP                     , 0x00004000 },
        { 1, KEY_DOWN           , 0x00000400 },
        { 1, KEY_LEFT           , 0x00000100 },
        { 1, KEY_RIGHT          , 0x00000200 },
        { 1, KEY_SET            , 0x00008000 },
        { 2, KEY_SHOOT_FULL     , 0x00000300 },
    { 2, KEY_SHOOT_FULL_ONLY, 0x00000200 },
        { 2, KEY_SHOOT_HALF     , 0x00000100 },
        { 1, KEY_ZOOM_IN        , 0x00000010 },
        { 1, KEY_ZOOM_OUT       , 0x00000020 },
        { 1, KEY_MENU           , 0x00002000 },
        { 1, KEY_DISPLAY        , 0x00001000 },
        { 1, KEY_PRINT          , 0x00000800 }, // S Key
//      { 2, KEY_PLAY           , 0x00000800 },
//      { 2, KEY_RING_FUNC  , 0x00004000 },
//      { 2, KEY_POWER      , 0x00000400 },
        { 0, 0, 0 }
};


#define SD_READONLY_FLAG (0x20000)      // in physw_status[2]
#define USB_MASK (0x4000000)                    // in physw_status[2]


void kbd_fetch_data(long*);

long __attribute__((naked)) wrap_kbd_p1_f() ;

void wait_until_remote_button_is_released(void)
{
int count1;
int count2;
int tick,tick2,tick3;
int nSW;
int prev_usb_power,cur_usb_power;

// ------ add by Masuji SUTO (start) --------------
    static int nMode;
 // ------ add by Masuji SUTO (end)   --------------

asm volatile ("STMFD SP!, {R0-R11,LR}\n"); // store R0-R11 and LR in stack

debug_led(1);
tick = get_tick_count();
tick2 = tick;
static long usb_physw[3];
if (conf.synch_enable && conf.ricoh_ca1_mode && conf.remote_enable && (!shooting_get_drive_mode()|| (shooting_get_drive_mode()==1) || ((shooting_get_drive_mode()==2) && state_shooting_progress != SHOOTING_PROGRESS_PROCESSING)))
// if (conf.synch_enable && conf.ricoh_ca1_mode && conf.remote_enable)                                         // synch mode enable so wait for USB to disconnect
  {
// ------ add by Masuji SUTO (start) --------------
        nMode=0;
        usb_physw[2] = 0;                                             // makes sure USB bit is cleared.
        _kbd_read_keys_r2(usb_physw);
        if((usb_physw[2] & USB_MASK)==USB_MASK) nMode=1;
// ------ add by Masuji SUTO (end)   --------------

if(conf.ricoh_ca1_mode && conf.remote_enable)
{
        if(shooting_get_drive_mode() ==1 && state_shooting_progress == SHOOTING_PROGRESS_PROCESSING){                   //continuous-shooting mode
                if(conf.bracket_type>2){
                        if(shoot_counter<2) shutter_int=3;
                        shoot_counter--;
                        }
                else{
                prev_usb_power=0;
                nSW = 0;
                do
                        {
            usb_physw[2] = 0;                                             // makes sure USB bit is cleared.
           _kbd_read_keys_r2(usb_physw);
                        cur_usb_power = (usb_physw[2] & USB_MASK)==USB_MASK;
                        if(cur_usb_power){
                                if(!prev_usb_power){
                                        tick2 = get_tick_count();
                                        prev_usb_power=cur_usb_power;
                                        }
                                else{
                                        if((int)get_tick_count()-tick2>1000) {debug_led(0);}
                                        }
                                }
                        else{
                                if(prev_usb_power){
                                        tick3 = (int)get_tick_count()-tick2;
                                        if(nSW==10) {
                                                if(tick3>50) shutter_int=1;
                                                nSW=20;
                                                }
                                        if(nSW==0 && tick3>0) {
                                                if(tick3<50) {
                                                nSW=10;
                                                }
                                        else{
                                                if(tick3>1000) shutter_int=1;
                                                        nSW=20;
                                                }
                                        }
                                        prev_usb_power=cur_usb_power;
                                        }
                                }

                        if((int)get_tick_count()-tick >= DELAY_TIMEOUT) {nSW=20;shutter_int=2;}
                        }
                 while(nSW<20);
                 }
                }               //continuous-shooting mode
        else{           //nomal mode
                        shoot_counter=0;
                        if(conf.bracket_type>2){
                                shoot_counter=(conf.bracket_type-2)*2;
                                }
   do
         {
            usb_physw[2] = 0;                                             // makes sure USB bit is cleared.
           _kbd_read_keys_r2(usb_physw);
           }
 //  while(((usb_physw[2] & USB_MASK)==USB_MASK) && ((int)get_tick_count()-tick < DELAY_TIMEOUT));
// ------ modif by Masuji SUTO (start) --------------
        while(((((usb_physw[2] & USB_MASK)!=USB_MASK) && (nMode==0)) || (((usb_physw[2] & USB_MASK)==USB_MASK) && (nMode==1))) && ((int)get_tick_count()-tick < DELAY_TIMEOUT));
// ------ modif by Masuji SUTO (end)   --------------
        }
 }

else
   {

      do
          {
            usb_physw[2] = 0;                                             // makes sure USB bit is cleared.
           _kbd_read_keys_r2(usb_physw);

           }
        while((usb_physw[2]&USB_MASK) &&  ((int)get_tick_count()-tick < DELAY_TIMEOUT));
    }

  }

if (conf.synch_delay_enable && conf.synch_delay_value>0)                                // if delay is switched on and greater than 0
  {
    for (count1=0;count1<conf.synch_delay_value+(conf.synch_delay_coarse_value*1000);count1++) // wait delay_value * 0.1ms
    {
      for (count2=0;count2<1400;count2++)            // delay approx. 0.1ms
        {
        }
     }
  }

debug_led(0);
asm volatile ("LDMFD SP!, {R0-R11,LR}\n"); // restore R0-R11 and LR from stack
}

static void __attribute__((noinline)) mykbd_task_proceed()
{
        /* Initialize our own kbd_new_state[] array with the
           current physical status.
           */
        kbd_new_state[0] = physw_status[0];
        kbd_new_state[1] = physw_status[1];
        kbd_new_state[2] = physw_status[2];

        while (physw_run){
                _SleepTask(10);
                if (wrap_kbd_p1_f() == 1){ // autorepeat ?
                        _kbd_p2_f();
                }
    }
}


void __attribute__((naked,noinline))
mykbd_task(long ua, long ub, long uc, long ud, long ue, long uf)
{
        mykbd_task_proceed();
    /* function can be modified to restore SP here...
     */
    _ExitTask();
}


long __attribute__((naked,noinline)) wrap_kbd_p1_f()
{
    asm volatile(
                "STMFD   SP!, {R1-R5,LR}\n"
                "MOV     R4, #0\n"
                "BL      my_kbd_read_keys\n"
                "B       _kbd_p1_f_cont\n"
    );
 return 0; // shut up the compiler
}


volatile int kbd_KEY_RING_FUNC;

void my_kbd_read_keys()
{
        static long i=0;

        kbd_prev_state[0] = kbd_new_state[0];
        kbd_prev_state[1] = kbd_new_state[1];
        kbd_prev_state[2] = kbd_new_state[2];

        _GetKbdState(kbd_new_state);
kbd_KEY_RING_FUNC = !(kbd_new_state[2]&0x4000);


        if (kbd_process() == 0) {
                // leave it alone...
                physw_status[0] = kbd_new_state[0];
                physw_status[1] = kbd_new_state[1];
                physw_status[2] = kbd_new_state[2];
                //physw_status[0] |= alt_mode_key_mask;
                jogdial_stopped=0;
        }
        else {
                // override keys
                physw_status[0] = (kbd_new_state[0] & (~KEYS_MASK0)) | (kbd_mod_state[0] & KEYS_MASK0);
                physw_status[1] = (kbd_new_state[1] & (~KEYS_MASK1)) | (kbd_mod_state[1] & KEYS_MASK1);
                physw_status[2] = (kbd_new_state[2] & (~KEYS_MASK2)) | (kbd_mod_state[2] & KEYS_MASK2);
                if (!jogdial_stopped && !state_kbd_script_run) {
                        jogdial_stopped=1;
                        get_jogdial_direction();
                }
                else if (jogdial_stopped && state_kbd_script_run)
                        jogdial_stopped=0;
        }

        _kbd_read_keys_r2(physw_status);

        remote_key = (physw_status[2] & USB_MASK)==USB_MASK;


// hack to ignore battery door state
//physw_status[2] |= 0x8000;

        if (remote_key)
                remote_count += 1;
        else if (remote_count) {
                usb_power = remote_count;
                remote_count = 0;
        }

        if (conf.remote_enable)
                physw_status[2] = physw_status[2] & ~(SD_READONLY_FLAG | USB_MASK);
        else
                physw_status[2] = physw_status[2] & ~SD_READONLY_FLAG;
}


int get_usb_power(int edge)
{
        int x;

        if (edge) return remote_key;
        x = usb_power;
        usb_power = 0;
        return x;
}


void kbd_set_alt_mode_key_mask(long key)
{
    int i;
    for (i=0; keymap[i].hackkey; ++i) {
        if (keymap[i].hackkey == key) {
            alt_mode_key_mask = keymap[i].canonkey;
            alt_mode_key_reg  = keymap[i].grp;
            return;
        }
    }
}


void kbd_key_press(long key)
{
    int i;
    for (i=0;keymap[i].hackkey;i++){
        if (keymap[i].hackkey == key){
            kbd_mod_state[keymap[i].grp] &= ~keymap[i].canonkey;
            return;
        }
    }
}


void kbd_key_release(long key)
{
    int i;
    for (i=0;keymap[i].hackkey;i++){
        if (keymap[i].hackkey == key){
            kbd_mod_state[keymap[i].grp] |= keymap[i].canonkey;
            return;
        }
    }
}

void kbd_key_release_all()
{
  kbd_mod_state[0] |= KEYS_MASK0;
  kbd_mod_state[1] |= KEYS_MASK1;
  kbd_mod_state[2] |= KEYS_MASK2;
}

long kbd_is_key_pressed(long key)
{
    int i;
    for (i=0;keymap[i].hackkey;i++){
        if (keymap[i].hackkey == key){
            return ((kbd_new_state[keymap[i].grp] & keymap[i].canonkey) == 0) ? 1:0;
        }
    }
    return 0;
}

long kbd_is_key_clicked(long key)
{
                int i;
                for (i=0;keymap[i].hackkey;i++){
                if (keymap[i].hackkey == key){
                        return ((kbd_prev_state[keymap[i].grp] & keymap[i].canonkey) != 0) &&
                                ((kbd_new_state[keymap[i].grp] & keymap[i].canonkey) == 0);
                }
                }
                return 0;
}

long kbd_get_pressed_key()
{
    int i;
    for (i=0;keymap[i].hackkey;i++){
        if ((kbd_new_state[keymap[i].grp] & keymap[i].canonkey) == 0){
            return keymap[i].hackkey;
        }
    }
    return 0;
}

long kbd_get_clicked_key()
{
    int i;
    for (i=0;keymap[i].hackkey;i++){
        if (((kbd_prev_state[keymap[i].grp] & keymap[i].canonkey) != 0) &&
            ((kbd_new_state[keymap[i].grp] & keymap[i].canonkey) == 0)){
            return keymap[i].hackkey;
        }
    }
    return 0;
}

void kbd_reset_autoclicked_key() {
    last_kbd_key = 0;
}

long kbd_get_autoclicked_key() {
    static long last_kbd_time = 0, press_count = 0;
    register long key, t;

    key=kbd_get_clicked_key();
    if (key) {
        last_kbd_key = key;
        press_count = 0;
        last_kbd_time = get_tick_count();
        return key;
    } else {
        if (last_kbd_key && kbd_is_key_pressed(last_kbd_key)) {
            t = get_tick_count();
            if (t-last_kbd_time>((press_count)?175:500)) {
                ++press_count;
                last_kbd_time = t;
                return last_kbd_key;
            } else {
                return 0;
            }
        } else {
            last_kbd_key = 0;
            return 0;
        }
    }
}


long kbd_use_zoom_as_mf() {
        return 0;
}


int Get_JogDial(void) {
        return (*(int*) 0xC0240104) >> 16;                                              // 0xc4000000 - 0x03dc0000 + 0x104   s95 100e @FF865C7C
}


long get_jogdial_direction(void) {
        static int new_jogdial = 0;
        int old_jogdial = 0;

        old_jogdial = new_jogdial;
        new_jogdial = Get_JogDial();

        if (old_jogdial < new_jogdial)
                return JOGDIAL_RIGHT;
        else if (old_jogdial > new_jogdial)
                return JOGDIAL_LEFT;
        else
                return 0;
}