src/hardware/snd_pc98/cbus/boardspb.c

#include        "compiler.h"
#include        "pccore.h"
#include        "iocore.h"
#include        "cbuscore.h"
#include        "boardspb.h"
#include        "sound.h"
#include        "fmboard.h"
#include        "s98.h"


static void IOOUTCALL spb_o188(UINT port, REG8 dat) {

        opn.addr = dat;
        opn.data = dat;
        (void)port;
}

static void IOOUTCALL spb_o18a(UINT port, REG8 dat) {

        UINT    addr;

        opn.data = dat;
        addr = opn.addr;
        if (addr >= 0x100) {
                return;
        }
        S98_put(NORMAL2608, addr, dat);
        if (addr < 0x10) {
                if (addr != 0x0e) {
                        psggen_setreg(&psg1, addr, dat);
                }
        }
        else {
                if (addr < 0x20) {
                        rhythm_setreg(&rhythm, addr, dat);
                }
                else if (addr < 0x30) {
                        if (addr == 0x28) {
                                if ((dat & 0x0f) < 3) {
                                        opngen_keyon(dat & 0x0f, dat);
                                }
                                else if (((dat & 0x0f) != 3) &&
                                                ((dat & 0x0f) < 7)) {
                                        opngen_keyon((dat & 0x0f) - 1, dat);
                                }
                        }
                        else {
                                fmtimer_setreg(addr, dat);
                                if (addr == 0x27) {
                                        opnch[2].extop = dat & 0xc0;
                                }
                        }
                }
                else if (addr < 0xc0) {
                        opngen_setreg(0, addr, dat);
                }
                opn.reg[addr] = dat;
        }
        (void)port;
}

static void IOOUTCALL spb_o18c(UINT port, REG8 dat) {

        opn.addr = dat + 0x100;
        opn.data = dat;
        (void)port;
}

static void IOOUTCALL spb_o18e(UINT port, REG8 dat) {

        UINT    addr;

        opn.data = dat;
        addr = opn.addr - 0x100;
        if (addr >= 0x100) {
                return;
        }
        S98_put(EXTEND2608, addr, dat);
        opn.reg[addr + 0x100] = dat;
        if (addr >= 0x30) {
                opngen_setreg(3, addr, dat);
        }
        else if (addr < 0x12) {
                adpcm_setreg(&adpcm, addr, dat);
        }
        (void)port;
}

static REG8 IOINPCALL spb_i188(UINT port) {

        (void)port;
        return((fmtimer.status & 3) | adpcm_status(&adpcm));
}

static REG8 IOINPCALL spb_i18a(UINT port) {

        UINT    addr;

        addr = opn.addr;
        if (addr == 0x0e) {
                return(fmboard_getjoy(&psg1));
        }
        else if (addr < 0x10) {
                return(psggen_getreg(&psg1, addr));
        }
        else if (addr == 0xff) {
                return(1);
        }
        else {
                (void)port;
                return(opn.data);
        }
}

static REG8 IOINPCALL spb_i18e(UINT port) {

        UINT    addr;

        addr = opn.addr - 0x100;
        if (addr == 0x08) {
                return(adpcm_readsample(&adpcm));
        }
        else if (addr == 0x0f) {
                return(opn.reg[addr + 0x100]);
        }
        else {
                (void)port;
                return(opn.data);
        }
}


// ---- spark board

static void IOOUTCALL spr_o588(UINT port, REG8 dat) {

        opn.addr2 = dat;
//      opn.data2 = dat;
        (void)port;
}

static void IOOUTCALL spr_o58a(UINT port, REG8 dat) {

        UINT    addr;

//      opn.data2 = dat;
        addr = opn.addr2;
        if (addr >= 0x100) {
                return;
        }
        if (addr < 0x30) {
                if (addr == 0x28) {
                        if ((dat & 0x0f) < 3) {
                                opngen_keyon((dat & 0x0f) + 6, dat);
                        }
                        else if (((dat & 0x0f) != 3) &&
                                        ((dat & 0x0f) < 7)) {
                                opngen_keyon((dat & 0x0f) + 5, dat);
                        }
                }
                else {
                        if (addr == 0x27) {
                                opnch[8].extop = dat & 0xc0;
                        }
                }
        }
        else if (addr < 0xc0) {
                opngen_setreg(6, addr, dat);
        }
        opn.reg[addr + 0x200] = dat;
        (void)port;
}

static void IOOUTCALL spr_o58c(UINT port, REG8 dat) {

        opn.addr2 = dat + 0x100;
//      opn.data2 = dat;
        (void)port;
}

static void IOOUTCALL spr_o58e(UINT port, REG8 dat) {

        UINT    addr;

//      opn.data2 = dat;
        addr = opn.addr2 - 0x100;
        if (addr >= 0x100) {
                return;
        }
        opn.reg[addr + 0x300] = dat;
        if (addr >= 0x30) {
                opngen_setreg(9, addr, dat);
        }
        (void)port;
}

static REG8 IOINPCALL spr_i588(UINT port) {

        (void)port;
        return(fmtimer.status);
}

static REG8 IOINPCALL spr_i58a(UINT port) {

        UINT    addr;

        addr = opn.addr2;
        if ((addr >= 0x20) && (addr < 0xff)) {
                return(opn.reg[addr + 0x200]);
        }
        else if (addr == 0xff) {
                return(0);
        }
        else {
                (void)port;
//              return(opn.data2);
                return(0xff);
        }
}

static REG8 IOINPCALL spr_i58c(UINT port) {

        (void)port;
        return(fmtimer.status & 3);
}

static REG8 IOINPCALL spr_i58e(UINT port) {

        UINT    addr;

        addr = opn.addr2;
        if (addr < 0x100) {
                return(opn.reg[addr + 0x200]);
        }
        else {
                (void)port;
//              return(opn.data2);
                return(0xff);
        }
}


// ----

static const IOOUT spb_o[4] = {
                        spb_o188,       spb_o18a,       spb_o18c,       spb_o18e};

static const IOINP spb_i[4] = {
                        spb_i188,       spb_i18a,       spb_i188,       spb_i18e};


void boardspb_reset(const NP2CFG *pConfig) {

        fmtimer_reset(pConfig->spbopt & 0xc0);
        opn.channels = 6;
        opngen_setcfg(6, OPN_STEREO | 0x03f);
        soundrom_loadex(pConfig->spbopt & 7, OEMTEXT("SPB"));
        opn.base = ((pConfig->spbopt & 0x10)?0x000:0x100);
}

void boardspb_bind(void) {

        fmboard_fmrestore(0, 0);
        fmboard_fmrestore(3, 1);
        psggen_restore(&psg1);
        fmboard_rhyrestore(&rhythm, 0);
        sound_streamregist(&opngen, (SOUNDCB)opngen_getpcmvr);
        sound_streamregist(&psg1, (SOUNDCB)psggen_getpcm);
        rhythm_bind(&rhythm);
        sound_streamregist(&adpcm, (SOUNDCB)adpcm_getpcm);
        cbuscore_attachsndex(0x188 - opn.base, spb_o, spb_i);
}


// ----

static const IOOUT spr_o[4] = {
                        spr_o588,       spr_o58a,       spr_o58c,       spr_o58e};

static const IOINP spr_i[4] = {
                        spr_i588,       spr_i58a,       spr_i58c,       spr_i58e};


void boardspr_reset(const NP2CFG *pConfig) {

        fmtimer_reset(pConfig->spbopt & 0xc0);
        opn.reg[0x2ff] = 0;
        opn.channels = 12;
        opngen_setcfg(12, OPN_STEREO | 0x03f);
        soundrom_loadex(pConfig->spbopt & 7, OEMTEXT("SPB"));
        opn.base = (pConfig->spbopt & 0x10)?0x000:0x100;
}

void boardspr_bind(void) {

        fmboard_fmrestore(0, 0);
        fmboard_fmrestore(3, 1);
        fmboard_fmrestore(6, 2);
        fmboard_fmrestore(9, 3);
        psggen_restore(&psg1);
        fmboard_rhyrestore(&rhythm, 0);
        sound_streamregist(&opngen, (SOUNDCB)opngen_getpcmvr);
        sound_streamregist(&psg1, (SOUNDCB)psggen_getpcm);
        rhythm_bind(&rhythm);
        sound_streamregist(&adpcm, (SOUNDCB)adpcm_getpcm);
        cbuscore_attachsndex(0x188 - opn.base, spb_o, spb_i);
        cbuscore_attachsndex(0x588 - opn.base, spr_o, spr_i);
}