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Initial work for NDS haptic support.
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Darren Alton
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Sep 6, 2008
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/* | ||
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" | ||
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#ifdef SDL_HAPTIC_NDS | ||
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#include "SDL_haptic.h" | ||
#include "../SDL_syshaptic.h" | ||
#include "SDL_joystick.h" | ||
#include <nds/arm9/rumble.h> | ||
#include <nds/memory.h> | ||
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#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.) */ | ||
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SDL_Haptic *nds_haptic = NULL; | ||
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typedef struct | ||
{ | ||
enum | ||
{ NONE, OFFICIAL, EZF3IN1 } type; | ||
int pos; | ||
} NDS_HapticData; | ||
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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; | ||
} | ||
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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; | ||
} | ||
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void NDS_EZF_ChipReset() | ||
{ | ||
GBA_BUS[0x0000] = 0x00F0 ; | ||
GBA_BUS[0x1000] = 0x00F0 ; | ||
} | ||
uint32 NDS_EZF_IsPresent() | ||
{ | ||
vuint16 id1,id2; | ||
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NDS_EZF_OpenNorWrite(); | ||
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GBA_BUS[0x0555] = 0x00AA; | ||
GBA_BUS[0x02AA] = 0x0055; | ||
GBA_BUS[0x0555] = 0x0090; | ||
GBA_BUS[0x1555] = 0x00AA; | ||
GBA_BUS[0x12AA] = 0x0055; | ||
GBA_BUS[0x1555] = 0x0090; | ||
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id1 = GBA_BUS[0x0001]; | ||
id2 = GBA_BUS[0x1001]; | ||
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if((id1!=0x227E)|| (id2!=0x227E)) { | ||
NDS_EZF_CloseNorWrite(); | ||
return 0; | ||
} | ||
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id1 = GBA_BUS[0x000E]; | ||
id2 = GBA_BUS[0x100E]; | ||
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NDS_EZF_CloseNorWrite(); | ||
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if(id1==0x2218 && id2==0x2218) { | ||
return 1; | ||
} | ||
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return 0; | ||
} | ||
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void NDS_EZF_SetShake(u8 pos) | ||
{ | ||
u16 data = ((pos%3)|0x00F0); | ||
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GBA_BUS[0x0FF0000] = 0xD200; | ||
GBA_BUS[0x0000000] = 0x1500; | ||
GBA_BUS[0x0010000] = 0xD200; | ||
GBA_BUS[0x0020000] = 0x1500; | ||
GBA_BUS[0x0F10000] = data; | ||
GBA_BUS[0x0FE0000] = 0x1500; | ||
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GBA_BUS[0] = 0x0000; /* write any value for vibration. */ | ||
GBA_BUS[0] = 0x0002; | ||
} | ||
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static int | ||
SDL_SYS_LogicError(void) | ||
{ | ||
SDL_SetError("Logic error: No haptic devices available."); | ||
return 0; | ||
} | ||
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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"); | ||
} | ||
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return ret; | ||
} | ||
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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; | ||
} | ||
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int | ||
SDL_SYS_HapticOpen(SDL_Haptic * haptic) | ||
{ | ||
if(!haptic) { | ||
return -1; | ||
} | ||
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haptic->hwdata = SDL_malloc(sizeof(NDS_HapticData)); | ||
if(!haptic->hwdata) { | ||
SDL_OutOfMemory(); | ||
return -1; | ||
} | ||
nds_haptic = haptic; | ||
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haptic->supported = SDL_HAPTIC_CONSTANT; | ||
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/* 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; | ||
} | ||
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return 0; | ||
} | ||
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int | ||
SDL_SYS_HapticMouse(void) | ||
{ | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_JoystickIsHaptic(SDL_Joystick * joystick) | ||
{ | ||
return 0; | ||
} | ||
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int | ||
SDL_SYS_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick) | ||
{ | ||
/*SDL_SYS_LogicError();*/ | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick) | ||
{ | ||
return 0; | ||
} | ||
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void | ||
SDL_SYS_HapticClose(SDL_Haptic * haptic) | ||
{ | ||
return; | ||
} | ||
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void | ||
SDL_SYS_HapticQuit(void) | ||
{ | ||
return; | ||
} | ||
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int | ||
SDL_SYS_HapticNewEffect(SDL_Haptic * haptic, | ||
struct haptic_effect *effect, SDL_HapticEffect * base) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic, | ||
struct haptic_effect *effect, | ||
SDL_HapticEffect * data) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect *effect, | ||
Uint32 iterations) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect *effect) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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void | ||
SDL_SYS_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect *effect) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return; | ||
} | ||
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int | ||
SDL_SYS_HapticGetEffectStatus(SDL_Haptic * haptic, | ||
struct haptic_effect *effect) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticSetGain(SDL_Haptic * haptic, int gain) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticPause(SDL_Haptic * haptic) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticUnpause(SDL_Haptic * haptic) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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int | ||
SDL_SYS_HapticStopAll(SDL_Haptic * haptic) | ||
{ | ||
SDL_SYS_LogicError(); | ||
return -1; | ||
} | ||
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#endif /* SDL_HAPTIC_NDS */ | ||
/* vi: set ts=4 sw=4 expandtab: */ |
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