freepad.h

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/*
 * Copyright (c) 2007 Lukasz Bruun <mail@lukasz.dk>
 *
 * See the file LICENSE included with this distribution for licensing terms.
 */

 
#ifndef __FREEPAD_H__
#define __FREEPAD_H__
 
#include "irx.h"
#include "types.h"
 
#define MODNAME "freepad"
#define M_PRINTF(format, args...)   printf(MODNAME ": " format, ## args)
#define M_KPRINTF(format, args...)  Kprintf(MODNAME ": " format, ## args)
 
#ifdef DEBUG
#define D_PRINTF(format, args...)   printf(MODNAME ": " format, ## args)
#else
#define D_PRINTF(a...)      (void)0
#endif
 
#define PADMAN_THPRI_LO 46
#define PADMAN_THPRI_HI 20
 
#define SB_STAT *((volatile unsigned int*)0xBD000040)
 
/*
 * Pad states
 */
#define PAD_STATE_DISCONN       0x00
#define PAD_STATE_FINDPAD       0x01
#define PAD_STATE_FINDCTP1      0x02
#define PAD_STATE_EXECCMD       0x05
#define PAD_STATE_STABLE        0x06
#define PAD_STATE_ERROR         0x07
 
/*
 * Pad request states
 */
#define PAD_RSTAT_COMPLETE      0x00
#define PAD_RSTAT_FAILED        0x01
#define PAD_RSTAT_BUSY          0x02
 
/*
 * Connected pad type
 */
#define PAD_TYPE_NEJICON        0x2
#define PAD_TYPE_KONAMIGUN      0x3
#define PAD_TYPE_DIGITAL        0x4
#define PAD_TYPE_ANALOG         0x5
#define PAD_TYPE_NAMCOGUN       0x6
#define PAD_TYPE_DUALSHOCK      0x7
 
#define PAD_MODEL_DUALSHOCK     0x1
#define PAD_MODEL_DUALSHOCK2    0x3
 
#define MODE_CONFIG_NO_PAD      0x0
#define MODE_CONFIG_QUERY_PAD   0x1
#define MODE_CONFIG_READY       0x2
 
// PAD Tasks
#define TASK_NONE               0
#define TASK_UPDATE_PAD         1
#define TASK_QUERY_PAD          2
#define TASK_PORT_CLOSE         3
#define TASK_SET_MAIN_MODE      4
#define TASK_SET_ACT_ALIGN      5
#define TASK_SET_BUTTON_INFO    6
#define TASK_SET_VREF_PARAM     7
 
// Main event flags
#define EF_UPDATE_PAD           0x0001
#define EF_QUERY_PAD            0x0002
 
#define EF_SET_MAIN_MODE        0x0008
#define EF_SET_ACT_ALIGN        0x0010
#define EF_SET_SET_BUTTON_INFO  0x0020
#define EF_SET_VREF_PARAM       0x0040
#define EF_PAD_TRANSFER_START   0x0080
#define EF_PAD_TRANSFER_DONE    0x0100
#define EF_TASK_DONE            0x0200
#define EF_PORT_CLOSE           0x0400
#define EF_EXIT_THREAD          0x1000
 
// Vblank event flags
#define EF_VB_TRANSFER          0x0001
#define EF_VB_TRANSFER_DONE     0x0004
#define EF_VB_WAIT_THREAD_EXIT  0x0008
 
// Global Types
typedef struct
{
    int padEnd;
    int eventflag;
    int init;
    int stopTransfer;
    int tid_1;
    int tid_2;
} vblankData_t;
 
typedef struct
{
    u8 data[32];
    u32 actDirData[2];
    u32 actAlignData[2];
    u32 actData[4];
    u32 combData[4];
    u32 modeTable[2];
    u32 frame;
    u32 findPadRetries;
    u32 length;
    u8 modeConfig;
    u8 modeCurId;
    u8 model;
    u8 buttonDataReady;
    u8 nrOfModes;
    u8 modeCurOffs;
    u8 nrOfActuators;
    u8 numActComb;
    u8 val_c6;
    u8 mode;
    u8 lock;
    u8 actDirSize;
    u8 state;
    u8 reqState;
    u8 currentTask;
    u8 runTask;
    u8 stat70bit;
    u8 padding[11];
} ee_paddata_t;
 
typedef struct
{
    u32 frame;
    u8 state;
    u8 reqState;
    u8 ok;
    u8 unkn7;
    u8 data[32];
    u32 length;
    u8 request;
    u8 CTP;
    u8 model;
    u8 correction;
    u8 errorCount;
    u8 unk49[15];
} ee_old_paddata_t;
 
typedef struct
{
    ee_paddata_t ee_pdata __attribute__((aligned(4)));
    ee_old_paddata_t ee_old_pdata __attribute__((aligned(4)));
    u8 modeConfig;
    u8 modeCurId;
    u8 model;
    u8 numModes;
    u8 modeCurOffs;
    u8 numActuators;
    u8 numActComb;
    u8 disconnected;
    union {
        u8 data[4][4];
        u32 data32[4];
    } actData;
    union {
        u8 data[4][4];
        u32 data32[4];
    } combData;
    union {
        u16 data[4];
        u32 data32[2];
    } modeTable;
    u8 buttonInfo[4];
    u8 buttonMask[4];
    u8 modeParam[12];
    u16 val_c4; // unused
    u16 val_c6;
    u8 inbuffer[32];
    u8 outbuffer[32];
    u8 buttonStatus[32];
    u32 buttonDataReady;
    u8 mode;
    u8 lock;
    union {
        u8 data[8];
        u32 data32[8 / sizeof(u32)];
    } ee_actDirectData;
    s16 ee_actDirectSize;
    union {
        u8 data[8];
        u32 data32[8 / sizeof(u32)];
    } ee_actAlignData;
    u16 state;
    u16 reqState;
    u32 frame;
    u32 padarea_ee_addr;
    u32 findPadRetries;
    s32 updatepadTid;
    s32 querypadTid;
    s32 unused158; // probably unused thread id
    s32 setmainmodeTid;
    s32 setactalignTid;
    s32 setbuttoninfoTid;
    s32 setvrefparamTid;
    int eventflag;
    u16 port;
    u16 slot;
    u32 currentTask;
    u32 runTask;
    u32 taskTid;
    u32 stat70bit;
    u32 val_184; // Set, but unused
} padState_t;
 
// Internal functions
extern void WaitClearEvent(int eventflag, u32 bits, int mode, u32 *resbits_out);
extern int VblankStart(void *arg);
extern int VblankEnd(void *arg);
 
// Exported/RPC functions
extern s32 padInit(void * ee_addr);
extern s32 padEnd(void);
extern s32 padPortClose(s32 port, s32 slot, s32 wait);
extern s32 padPortOpen(s32 port, s32 slot, s32 pad_area_ee_addr, u32 *buf);
extern u32 padSetMainMode(u32 port, u32 slot, u32 mode, u32 lock);
extern u32 padSetActDirect(u32 port, u32 slot, u8 *actData);
extern u32 padSetActAlign(u32 port, u32 slot, const u8 *actData);
extern u32 padGetButtonMask(u32 port, u32 slot);
extern u32 padSetButtonInfo(u32 port, u32 slot, u32 info);
extern u32 padSetVrefParam(u32 port, u32 slot, const u8 *vparam);
extern s32 padInfoAct(u32 port, u32 slot, s32 act, u32 val);
extern s32 padInfoComb(u32 port, u32 slot, s32 listno, u32 offs);
extern s32 padInfoMode(u32 port, u32 slot, s32 term, u32 offs);
extern u32 padGetPortMax(void);
extern u32 padGetSlotMax(u32 port);
extern u32 padGetModVersion(void);
 
#endif