kbd.c-Dateireferenz

#include "lolevel.h"
#include "platform.h"
#include "core.h"
#include "keyboard.h"
#include "conf.h"
#include "kbd_common.h"

Include-Abhängigkeitsdiagramm für kbd.c:

gehe zum Quellcode dieser Datei

Funktionen
int	get_usb_bit ()
void	kbd_fetch_data (long *)
long	__attribute__ ((naked))
long	__attribute__ ((naked, noinline))
void	enable_extra_button (short)
void	my_kbd_read_keys ()
void	kbd_set_extra_button (short key)

Variablen
KeyMap	keymap []
long	kbd_new_state [3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }
long	kbd_prev_state [3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }
long	kbd_mod_state [3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }
int	keys_mask1 = 0x00000000
int	keys_inv1 = 0x00000000
static int	set_fake_key =0

Dokumentation der Funktionen

long __attribute__

(

(naked)

)

Definiert in Zeile 46 der Datei kbd.c.

{
    (void)ua; (void)ub; (void)uc; (void)ud; (void)ue; (void)uf;

    kbd_new_state[0] = physw_status[0];
    kbd_new_state[1] = physw_status[1] ^ keys_inv1;
    kbd_new_state[2] = physw_status[2];

    while (physw_run){
        _SleepTask(10);

        if (wrap_kbd_p1_f() == 1){ // autorepeat ?
            _kbd_p2_f();
        }
    }

    _ExitTask();
}

long __attribute__

(

(naked, noinline)

)

!!

Definiert in Zeile 71 der Datei kbd.c.

{

    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
}

void enable_extra_button

(

short

key)

Definiert in Zeile 124 der Datei kbd.c.

                                    {
/*
 * enable or disable the additional "fake" button
 * in this case, the power button will be re-mapped in ALT mode
 * called from the kbd task
 * beware: the "placeholder" in keymap[] is directly addressed here
 * the placeholder has to be the last entry before the terminating { 0, 0, 0 }, if it is ever set to { 0, 0, 0 }
 */
    if (key) {
        keys_mask1=0x04000000;
        keys_inv1= 0x04000000;
        keymap[10].grp=1;
        keymap[10].canonkey=0x04000000;
        keymap[10].hackkey=key;
    }
    else {
        keys_mask1=0x00000000;
        keys_inv1= 0x00000000;
        keymap[10].grp=0;
        keymap[10].canonkey=0;
        keymap[10].hackkey=0;
    }
}

int get_usb_bit

(

)

Definiert in Zeile 35 der Datei kbd.c.

{
    long usb_physw[3];
    usb_physw[USB_IDX] = 0;
    _kbd_read_keys_r2(usb_physw);
    return(( usb_physw[USB_IDX] & USB_MASK)==USB_MASK) ; 
}

void kbd_fetch_data

(

long *

dst)

Definiert in Zeile 124 der Datei kbd.c.

{
    volatile long *mmio0 = (void*)0xc0220200;
    volatile long *mmio1 = (void*)0xc0220204;
    volatile long *mmio2 = (void*)0xc0220208;

    dst[0] = *mmio0;
    dst[1] = *mmio1;
    dst[2] = *mmio2 & 0xffff;
}

void kbd_set_extra_button

(

short

key)

Definiert in Zeile 148 der Datei kbd.c.

                                     { // called by core
    set_fake_key=key|0x10000000;    
}

void my_kbd_read_keys

(

)

Definiert in Zeile 85 der Datei kbd.c.

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

    kbd_fetch_data(kbd_new_state);

    kbd_new_state[1] = kbd_new_state[1] ^ keys_inv1;
    
    if (kbd_process() == 0){
    // leave it alone...
    physw_status[0] = kbd_new_state[0];
    physw_status[1] = kbd_new_state[1] ^ keys_inv1;
    physw_status[2] = kbd_new_state[2];
    } 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)) ^ keys_inv1;

    physw_status[2] = (kbd_new_state[2] & (~KEYS_MASK2)) |
              (kbd_mod_state[2] & KEYS_MASK2);
    }

    _kbd_read_keys_r2(physw_status);

    // usb and SD read-only are standard
    kbd_update_physw_bits();

    if (set_fake_key & 0x10000000) {
        enable_extra_button((short)(set_fake_key & 0xffff));
        set_fake_key=0;
    }
}

Variablen-Dokumentation

long kbd_mod_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }

Definiert in Zeile 29 der Datei kbd.c.

long kbd_new_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }

Definiert in Zeile 27 der Datei kbd.c.

long kbd_prev_state[3] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }

Definiert in Zeile 28 der Datei kbd.c.

KeyMap keymap[]

Initialisierung:

= {
    

    { 2, KEY_UP         ,     0x00000001 },
    { 2, KEY_DOWN       ,     0x00000002 },
    { 2, KEY_LEFT       ,     0x00000008 },
    { 2, KEY_RIGHT      ,     0x00000004 },
    { 2, KEY_SET        ,     0x00000100 },
    { 2, KEY_SHOOT_FULL ,     0x00000030 },
    { 2, KEY_SHOOT_FULL_ONLY, 0x00000020 },
    { 2, KEY_SHOOT_HALF ,     0x00000010 },
    { 2, KEY_MENU       ,     0x00000400 },
    { 2, KEY_PRINT      ,     0x00001000 },
    { 0, 0, 0 }, 
    { 0, 0, 0 }
}

Definiert in Zeile 8 der Datei kbd.c.

int keys_inv1 = 0x00000000

Definiert in Zeile 32 der Datei kbd.c.

int keys_mask1 = 0x00000000

Definiert in Zeile 31 der Datei kbd.c.

int set_fake_key =0

static

Definiert in Zeile 33 der Datei kbd.c.