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Support Force Feedback Wheel #27

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Support Force Feedback Wheel #27

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cfb7396
Support Force Feedback Wheel
NewGBAXL Feb 25, 2026
f0fb083
Remove FF Wheel aliases
NewGBAXL Feb 25, 2026
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4 changes: 4 additions & 0 deletions include/ogc/pad.h
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,9 @@
#define PAD_MOTOR_RUMBLE 1
#define PAD_MOTOR_STOP_HARD 2

#define PAD_FORCE_ON 3
#define PAD_FORCE_OFF 2

#define PAD_ERR_NONE 0
#define PAD_ERR_NO_CONTROLLER -1
#define PAD_ERR_NOT_READY -2
Expand All @@ -31,6 +34,7 @@
#define PAD_TRIGGER_Z 0x0010
#define PAD_TRIGGER_R 0x0020
#define PAD_TRIGGER_L 0x0040
#define PAD_PEDAL_CONNECT 0x0080
#define PAD_BUTTON_A 0x0100
#define PAD_BUTTON_B 0x0200
#define PAD_BUTTON_X 0x0400
Expand Down
39 changes: 37 additions & 2 deletions libogc/pad.c
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Original file line number Diff line number Diff line change
Expand Up @@ -386,7 +386,7 @@ static void __pad_typeandstatuscallback(s32 chan,u32 type)

__pad_type[__pad_resettingchan] = (type&~0xff);
if(((type&SI_TYPE_MASK)-SI_TYPE_GC)
|| !(type&SI_GC_STANDARD)) {
|| (type == SI_GC_RECEIVER)) {
__pad_doreset();
return;
}
Expand Down Expand Up @@ -437,6 +437,12 @@ static void __pad_enable(u32 chan)
#endif
__pad_enabledbits |= PAD_CHAN_BIT(chan);
SI_GetResponse(chan,(void*)buf);
if (SI_GetType(chan) != SI_GC_KEYBOARD) {
SI_SetCommand(chan, (__pad_analogmode | 0x00400000));
}
else {
SI_SetCommand(chan, 0x00540000); //Keyboard-specific polling command
}
SI_SetCommand(chan,(__pad_analogmode|0x00400000));
SI_EnablePolling(__pad_enabledbits);
}
Expand Down Expand Up @@ -617,7 +623,9 @@ u32 PAD_Read(PADStatus *status)
#ifdef _PAD_DEBUG
printf("PAD_Read(%08x %08x)\n",buf[0],buf[1]);
#endif
__pad_makestatus(chan,buf,&status[chan]);
if (type != SI_GC_KEYBOARD) {
__pad_makestatus(chan, buf, &status[chan]);
}
#ifdef _PAD_DEBUG
printf("PAD_Read(%08x)\n",status[chan].button);
#endif
Expand Down Expand Up @@ -833,6 +841,33 @@ void PAD_ControlMotor(s32 chan,u32 cmd)
_CPU_ISR_Restore(level);
}

void PAD_ControlForce(s32 chan, u32 cmd, s32 intensity)
{
u32 level;
u32 mask, type;

if (intensity >= 0x80) {
cmd |= 0x100;
}
else if (intensity > -0x80) {
cmd |= intensity + 0x80;
}
cmd &= 0x7FF;

_CPU_ISR_Disable(level);

mask = PAD_CHAN_BIT(chan);
if (__pad_enabledbits & mask) {
type = SI_GetType(chan);
if (type == SI_GC_STEERING) {
cmd |= 0x300000;
SI_SetCommand(chan, cmd);
SI_TransferCommands();
}
}
_CPU_ISR_Restore(level);
}

void PAD_SetSamplingRate(u32 samplingrate)
{
SI_SetSamplingRate(samplingrate);
Expand Down