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#include "ps2pad.h"
#include <libpad.h>
#include <libdma.h>
#include <libgraph.h>
#define BUTTON_LEFT(d) ((d[2] & (1 << (3+4)))==0)
#define BUTTON_DOWN(d) ((d[2] & (1 << (2+4)))==0)
#define BUTTON_RIGHT(d) ((d[2] & (1 << (1+4)))==0)
#define BUTTON_UP(d) ((d[2] & (1 << (0+4)))==0)
#define BUTTON_START(d) ((d[2] & (1 << 3))==0)
#define BUTTON_RSTICK(d) ((d[2] & (1 << 2))==0)
#define BUTTON_LSTICK(d) ((d[2] & (1 << 1))==0)
#define BUTTON_SELECT(d) ((d[2] & (1 << 0))==0)
#define BUTTON_SQUARE(d) ((d[3] & (1 << (3+4)))==0)
#define BUTTON_X(d) ((d[3] & (1 << (2+4)))==0)
#define BUTTON_CIRCLE(d) ((d[3] & (1 << (1+4)))==0)
#define BUTTON_TRI(d) ((d[3] & (1 << (0+4)))==0)
#define BUTTON_R1(d) ((d[3] & (1 << 3))==0)
#define BUTTON_L1(d) ((d[3] & (1 << 2))==0)
#define BUTTON_R2(d) ((d[3] & (1 << 1))==0)
#define BUTTON_L2(d) ((d[3] & (1 << 0))==0)
static int term_id = 0;
static u_long128 mPadDMABuf[scePadDmaBufferMax] __attribute__((aligned (64)));
static int mPadState;
static int mPadPhase;
static unsigned char mActDirect[6];
static unsigned char mActAlign[6];
static unsigned short PadReadData(int events[NumPadEvents])
{
static unsigned char rdata_prev[32];
unsigned char rdata[32];
unsigned short tpad = 0;
unsigned short paddata = 0;
static unsigned short rpad = 0;
if (scePadRead(0,0,rdata) == 0)
return 0;
if (rdata[0] == 0)
{
paddata = (unsigned short)(0xffff ^ ((rdata[2]<<8)|rdata[3]));
tpad = (unsigned short)(paddata & ~rpad);
rpad = paddata;
term_id = (rdata[1]>>4);
events[PadLeft] = (BUTTON_LEFT(rdata) && !BUTTON_LEFT(rdata_prev));
events[PadDown] = (BUTTON_DOWN(rdata) && !BUTTON_DOWN(rdata_prev));
events[PadRight] = (BUTTON_RIGHT(rdata) && !BUTTON_RIGHT(rdata_prev));
events[PadUp] = (BUTTON_UP(rdata) && !BUTTON_UP(rdata_prev));
events[PadStart] = (BUTTON_START(rdata) && !BUTTON_START(rdata_prev));
events[PadRightStick] = (BUTTON_RSTICK(rdata) && !BUTTON_RSTICK(rdata_prev));
events[PadLeftStick] = (BUTTON_LSTICK(rdata) && !BUTTON_LSTICK(rdata_prev));
events[PadSelect] = (BUTTON_SELECT(rdata) && !BUTTON_SELECT(rdata_prev));
events[PadSquare] = (BUTTON_SQUARE(rdata) && !BUTTON_SQUARE(rdata_prev));
events[PadX] = (BUTTON_X(rdata) && !BUTTON_X(rdata_prev));
events[PadCircle] = (BUTTON_CIRCLE(rdata) && !BUTTON_CIRCLE(rdata_prev));
events[PadTriangle] = (BUTTON_TRI(rdata) && !BUTTON_TRI(rdata_prev));
events[PadR1] = (BUTTON_R1(rdata) && !BUTTON_R1(rdata_prev));
events[PadL1] = (BUTTON_L1(rdata) && !BUTTON_L1(rdata_prev));
events[PadR2] = (BUTTON_R2(rdata) && !BUTTON_R2(rdata_prev));
events[PadL2] = (BUTTON_L2(rdata) && !BUTTON_L2(rdata_prev));
}
// store current data
memcpy(rdata_prev, rdata, 32);
return (tpad);
}
#define ROOT_DIR "host0:/usr/local/sce/iop/modules/"
int PadInit(void)
{
int i;
mPadPhase = 0;
mPadState = 0;
for (i=0; i <6; i++)
{
mActDirect[i] = 0;
mActAlign[i] = 0;
}
// Load serial io module
if (0 >= sceSifLoadModule(ROOT_DIR "sio2man.irx", 0, NULL))
return 0;
// Load control pad module
if (0 >= sceSifLoadModule(ROOT_DIR "padman.irx", 0, NULL))
return 0;
// Misc init
sceDmaReset(1); // reset DMA
sceGsResetPath(); // reset GS
sceGsSyncPath(0, 0); // wait for completion
// Open the pad port
scePadInit(0);
if (0 == scePadPortOpen(0, 0, mPadDMABuf))
return 0; // couldn't initialize pad
return 1;
}
void PadReadInput(int events[NumPadEvents])
{
static int id = 0;
int exid;
int i;
for(i = 0 ; i < NumPadEvents ; i++)
events[i] = 0;
// check buttons or some junk
mPadState = scePadGetState(0, 0);
//if (mPadState >= 0 && state <= 7)
// scePadStateIntToStr(state, buf); // get error string
if (mPadState == scePadStateDiscon)
mPadPhase = 0; // lost pad
switch(mPadPhase)
{
case 0:
{
// Wait until stable or need to find ctp1
if (mPadState != scePadStateStable && mPadState != scePadStateFindCTP1)
break;
// Get controller ID
id = scePadInfoMode(0, 0, InfoModeCurID, 0);
if (id == 0)
break;
// Is there an extended ID?
exid = scePadInfoMode(0,0, InfoModeCurExID, 0);
if (exid > 0)
id = exid;
if (id == 40)
// Special processing for "standard" controller
mPadPhase = 40;
else if (id == 7)
// Special processing for "analog" controller
mPadPhase = 70;
else
// Skip to end of setup
mPadPhase = 99;
break;
}
// 1st step special processing for "standard" controller
case 40:
if (scePadInfoMode(0, 0, InfoModeCurExID, 0)==0)
{
// Skip to end if this was set from an extended ID
mPadPhase = 99;
break;
}
// Set main mode
if (scePadSetMainMode(0, 0, 1, 0)==1)
mPadPhase++;
break;
// 2nd step special processing for "standard" controller
case 41:
if (scePadGetReqState(0,0) == scePadReqStateFaild)
mPadPhase--; // failed, go back a phase
if (scePadGetReqState(0,0) == scePadReqStateComplete)
mPadPhase = 0; // completed, go back to beginning to try again
break;
// 1st step special processing for "analog" controller
case 70:
if (scePadInfoAct(0, 0, -1, 0)==0)
mPadPhase = 99; // done
mActAlign[0] = 0;
mActAlign[1] = 1;
for (i=2; i<6; i++)
mActAlign[i] = 0xff;
if (scePadSetActAlign(0, 0, mActAlign))
mPadPhase++;
break;
// 2nd step special processing for "analog" controller
case 71:
if (scePadGetReqState(0,0) == scePadReqStateFaild)
mPadPhase--;
if (scePadGetReqState(0,0) == scePadReqStateComplete)
mPadPhase = 99; // finished, jump to end
case 99:
default:
if (mPadState == scePadStateStable || mPadState == scePadStateFindCTP1)
{
// read button states
//unsigned short pad = ReadPadData();
PadReadData(events);
if (term_id != id)
mPadPhase = 0;
}
break;
};
}
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