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Initial work for NDS haptic support.

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Darren Alton committed Sep 6, 2008
1 parent a4e1d42 commit 25bb2889802c63408e308f4c1a1f3cc472010c85
Showing with 361 additions and 24 deletions.
  1. +2 −0 Makefile.ds
  2. +334 −0 src/haptic/nds/SDL_syshaptic.c
  3. +23 −23 src/joystick/nds/SDL_sysjoystick.c
  4. +2 −1 src/video/nds/SDL_ndsevents.c
@@ -55,6 +55,8 @@ src/events/SDL_mouse.c \
src/events/SDL_quit.c \
src/events/SDL_windowevents.c \
src/file/SDL_rwops.c \
src/haptic/SDL_haptic.c \
src/haptic/nds/SDL_syshaptic.c \
src/joystick/nds/SDL_sysjoystick.c \
src/joystick/SDL_joystick.c \
src/stdlib/SDL_getenv.c \
@@ -0,0 +1,334 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 2008 Edgar Simo
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"

#ifdef SDL_HAPTIC_NDS

#include "SDL_haptic.h"
#include "../SDL_syshaptic.h"
#include "SDL_joystick.h"
#include <nds/arm9/rumble.h>
#include <nds/memory.h>

#define MAX_HAPTICS 1
/* right now only the ezf3in1 (and maybe official rumble pak) are supported
and there can only be one of those in at a time (in GBA slot.) */

SDL_Haptic *nds_haptic = NULL;

typedef struct
{
enum
{ NONE, OFFICIAL, EZF3IN1 } type;
int pos;
} NDS_HapticData;



void NDS_EZF_OpenNorWrite()
{
GBA_BUS[0x0FF0000] = 0xD200;
GBA_BUS[0x0000000] = 0x1500;
GBA_BUS[0x0010000] = 0xD200;
GBA_BUS[0x0020000] = 0x1500;
GBA_BUS[0x0E20000] = 0x1500;
GBA_BUS[0x0FE0000] = 0x1500;
}


void NDS_EZF_CloseNorWrite()
{
GBA_BUS[0x0FF0000] = 0xD200;
GBA_BUS[0x0000000] = 0x1500;
GBA_BUS[0x0010000] = 0xD200;
GBA_BUS[0x0020000] = 0x1500;
GBA_BUS[0x0E20000] = 0xD200;
GBA_BUS[0x0FE0000] = 0x1500;
}

void NDS_EZF_ChipReset()
{
GBA_BUS[0x0000] = 0x00F0 ;
GBA_BUS[0x1000] = 0x00F0 ;
}
uint32 NDS_EZF_IsPresent()
{
vuint16 id1,id2;

NDS_EZF_OpenNorWrite();

GBA_BUS[0x0555] = 0x00AA;
GBA_BUS[0x02AA] = 0x0055;
GBA_BUS[0x0555] = 0x0090;
GBA_BUS[0x1555] = 0x00AA;
GBA_BUS[0x12AA] = 0x0055;
GBA_BUS[0x1555] = 0x0090;

id1 = GBA_BUS[0x0001];
id2 = GBA_BUS[0x1001];

if((id1!=0x227E)|| (id2!=0x227E)) {
NDS_EZF_CloseNorWrite();
return 0;
}

id1 = GBA_BUS[0x000E];
id2 = GBA_BUS[0x100E];

NDS_EZF_CloseNorWrite();

if(id1==0x2218 && id2==0x2218) {
return 1;
}

return 0;
}

void NDS_EZF_SetShake(u8 pos)
{
u16 data = ((pos%3)|0x00F0);

GBA_BUS[0x0FF0000] = 0xD200;
GBA_BUS[0x0000000] = 0x1500;
GBA_BUS[0x0010000] = 0xD200;
GBA_BUS[0x0020000] = 0x1500;
GBA_BUS[0x0F10000] = data;
GBA_BUS[0x0FE0000] = 0x1500;

GBA_BUS[0] = 0x0000; /* write any value for vibration. */
GBA_BUS[0] = 0x0002;
}

static int
SDL_SYS_LogicError(void)
{
SDL_SetError("Logic error: No haptic devices available.");
return 0;
}


int
SDL_SYS_HapticInit(void)
{
int ret = 0;
if(isRumbleInserted()) {
/* official rumble pak is present. */
ret = 1;
printf("debug: haptic present: nintendo\n");
} else if(NDS_EZF_IsPresent()) {
/* ezflash 3-in-1 pak is present. */
ret = 1;
printf("debug: haptic present: ezf3in1\n");
NDS_EZF_ChipReset();
} else {
printf("debug: no haptic found\n");
}

return ret;
}


const char *
SDL_SYS_HapticName(int index)
{
if(nds_haptic) {
switch(nds_haptic->hwdata->type) {
case OFFICIAL: return "Nintendo DS Rumble Pak";
case EZF3IN1: return "EZFlash 3-in-1 Rumble";
default: return NULL;
}
}
return NULL;
}


int
SDL_SYS_HapticOpen(SDL_Haptic * haptic)
{
if(!haptic) {
return -1;
}

haptic->hwdata = SDL_malloc(sizeof(NDS_HapticData));
if(!haptic->hwdata) {
SDL_OutOfMemory();
return -1;
}
nds_haptic = haptic;

haptic->supported = SDL_HAPTIC_CONSTANT;

/* determine what is here, if anything */
haptic->hwdata->type = NONE;
if(isRumbleInserted()) {
/* official rumble pak is present. */
haptic->hwdata->type = OFFICIAL;
} else if(NDS_EZF_IsPresent()) {
/* ezflash 3-in-1 pak is present. */
haptic->hwdata->type = EZF3IN1;
NDS_EZF_ChipReset();
} else {
/* no haptic present */
SDL_SYS_LogicError();
return -1;
}

return 0;
}


int
SDL_SYS_HapticMouse(void)
{
return -1;
}


int
SDL_SYS_JoystickIsHaptic(SDL_Joystick * joystick)
{
return 0;
}


int
SDL_SYS_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick)
{
/*SDL_SYS_LogicError();*/
return -1;
}


int
SDL_SYS_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick)
{
return 0;
}


void
SDL_SYS_HapticClose(SDL_Haptic * haptic)
{
return;
}


void
SDL_SYS_HapticQuit(void)
{
return;
}


int
SDL_SYS_HapticNewEffect(SDL_Haptic * haptic,
struct haptic_effect *effect, SDL_HapticEffect * base)
{
SDL_SYS_LogicError();
return -1;
}


int
SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic,
struct haptic_effect *effect,
SDL_HapticEffect * data)
{
SDL_SYS_LogicError();
return -1;
}


int
SDL_SYS_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect *effect,
Uint32 iterations)
{
SDL_SYS_LogicError();
return -1;
}


int
SDL_SYS_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect *effect)
{
SDL_SYS_LogicError();
return -1;
}


void
SDL_SYS_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect *effect)
{
SDL_SYS_LogicError();
return;
}


int
SDL_SYS_HapticGetEffectStatus(SDL_Haptic * haptic,
struct haptic_effect *effect)
{
SDL_SYS_LogicError();
return -1;
}


int
SDL_SYS_HapticSetGain(SDL_Haptic * haptic, int gain)
{
SDL_SYS_LogicError();
return -1;
}


int
SDL_SYS_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter)
{
SDL_SYS_LogicError();
return -1;
}

int
SDL_SYS_HapticPause(SDL_Haptic * haptic)
{
SDL_SYS_LogicError();
return -1;
}

int
SDL_SYS_HapticUnpause(SDL_Haptic * haptic)
{
SDL_SYS_LogicError();
return -1;
}

int
SDL_SYS_HapticStopAll(SDL_Haptic * haptic)
{
SDL_SYS_LogicError();
return -1;
}



#endif /* SDL_HAPTIC_NDS */
/* vi: set ts=4 sw=4 expandtab: */

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