| version 1.13, 2004/02/07 21:23:22 | version 1.19, 2004/02/18 21:58:41 | 
| Line 6 | Line 6 | 
 | #include        "vram.h" | #include        "vram.h" | 
 | #include        "palettes.h" | #include        "palettes.h" | 
 | #include        "gdc_cmd.tbl" | #include        "gdc_cmd.tbl" | 
 |  | #include        "timing.h" | 
 |  |  | 
 |  |  | 
| #define SEARHC_SYNC | #define SEARCH_SYNC | 
 | #define TURE_SYNC | #define TURE_SYNC | 
 |  |  | 
 |  | typedef struct { | 
 |  | UINT32  clock; | 
 |  | UINT    minx; | 
 |  | UINT    maxx; | 
 |  | UINT    miny; | 
 |  | UINT    maxy; | 
 |  | } GDCCLK; | 
 |  |  | 
 |  | static const GDCCLK gdcclk[] = { | 
 |  | {14318180 / 8, 112 - 8, 112 + 8, 200, 300}, | 
 |  | {21052600 / 8, 106 - 6, 106 + 6, 400, 575}, | 
 |  | {25056815 / 8, 106 - 6, 106 + 6, 400, 575}, | 
 |  | {25175000 / 8, 100 - 4, 100 + 4, 400, 575}}; | 
 |  |  | 
 |  |  | 
 | static const UINT8 defdegpal[4] = {0x04,0x15,0x26,0x37}; | static const UINT8 defdegpal[4] = {0x04,0x15,0x26,0x37}; | 
| static const UINT8 defsync15[8] = {0x10,0x4e,0x07,0x25,0x0d,0x0f,0xc8,0x94}; |  | 
| static const UINT8 defsync24[8] = {0x10,0x4e,0x07,0x25,0x07,0x07,0x90,0x65}; | static const UINT8 defsyncm15[8] = {0x10,0x4e,0x07,0x25,0x0d,0x0f,0xc8,0x94}; | 
|  | static const UINT8 defsyncs15[8] = {0x06,0x26,0x03,0x11,0x86,0x0f,0xc8,0x94}; | 
|  |  | 
|  | static const UINT8 defsyncm24[8] = {0x10,0x4e,0x07,0x25,0x07,0x07,0x90,0x65}; | 
|  | static const UINT8 defsyncs24[8] = {0x06,0x26,0x03,0x11,0x83,0x07,0x90,0x65}; | 
 |  |  | 
 |  |  | 
 | void gdc_setdegitalpal(int color, REG8 value) { | void gdc_setdegitalpal(int color, REG8 value) { | 
| Line 96  void gdc_paletteinit(void) { | Line 115  void gdc_paletteinit(void) { | 
 |  |  | 
 | static void vectdraw(void) { | static void vectdraw(void) { | 
 |  |  | 
| UINT32  csrw; | UINT32          csrw; | 
| UINT16  textw; | const GDCVECT   *vect; | 
|  | REG16           textw; | 
|  | REG8            ope; | 
 |  |  | 
 | csrw = LOADINTELDWORD(gdc.s.para + GDC_CSRW); | csrw = LOADINTELDWORD(gdc.s.para + GDC_CSRW); | 
 |  | vect = (GDCVECT *)(gdc.s.para + GDC_VECTW); | 
 | textw = LOADINTELWORD(gdc.s.para + GDC_TEXTW); | textw = LOADINTELWORD(gdc.s.para + GDC_TEXTW); | 
 |  | ope = gdc.s.para[GDC_WRITE]; | 
 |  |  | 
| if (gdc.s.para[GDC_VECTW] & 0x8) { | if (vect->ope & 0x08) { | 
| gdcsub_line(csrw, (GDCVECT *)(gdc.s.para + GDC_VECTW), | gdcsub_vectl(csrw, vect, textw, ope); | 
| textw, gdc.s.para[GDC_WRITE]); | } | 
|  | if (vect->ope & 0x10) {         // undocumented | 
|  | gdcsub_vectt(csrw, vect, textw, ope); | 
 | } | } | 
| if (gdc.s.para[GDC_VECTW] & 0x20) { | if (vect->ope & 0x20) { | 
| gdcsub_circle(csrw, (GDCVECT *)(gdc.s.para + GDC_VECTW), | gdcsub_vectc(csrw, vect, textw, ope); | 
| textw, gdc.s.para[GDC_WRITE]); |  | 
 | } | } | 
| if (gdc.s.para[GDC_VECTW] & 0x40) { | if (vect->ope & 0x40) { | 
| gdcsub_box(csrw, (GDCVECT *)(gdc.s.para + GDC_VECTW), | gdcsub_vectr(csrw, vect, textw, ope); | 
| textw, gdc.s.para[GDC_WRITE]); |  | 
 | } | } | 
 | } | } | 
 |  |  | 
| static void textdraw(void) {                                                                    // ver0.30 | static void textdraw(void) { | 
 |  |  | 
| UINT32  csrw; | UINT32          csrw; | 
| UINT16  textw; | const GDCVECT   *vect; | 
|  | REG16           textw; | 
|  | REG8            ope; | 
 |  |  | 
| if (gdc.s.para[GDC_VECTW] & 0x10) { | csrw = LOADINTELDWORD(gdc.s.para + GDC_CSRW); | 
| csrw = LOADINTELDWORD(gdc.s.para + GDC_CSRW); | vect = (GDCVECT *)(gdc.s.para + GDC_VECTW); | 
| textw = LOADINTELWORD(gdc.s.para + GDC_TEXTW); | textw = gdc.s.para[GDC_TEXTW + 7]; | 
| gdcsub_text(csrw, (GDCVECT *)(gdc.s.para + GDC_VECTW), | textw = (textw << 8) + textw; | 
| textw, gdc.s.para[GDC_WRITE]); | ope = gdc.s.para[GDC_WRITE]; | 
|  |  | 
|  | if (vect->ope & 0x08) {         // undocumented | 
|  | gdcsub_vectl(csrw, vect, textw, ope); | 
|  | } | 
|  | if (vect->ope & 0x10) { | 
|  | gdcsub_text(csrw, vect, gdc.s.para + GDC_TEXTW, ope); | 
|  | } | 
|  | if (vect->ope & 0x20) {         // undocumented | 
|  | gdcsub_vectc(csrw, vect, textw, ope); | 
|  | } | 
|  | if (vect->ope & 0x40) {         // undocumented | 
|  | gdcsub_vectr(csrw, vect, textw, ope); | 
 | } | } | 
 | } | } | 
 |  |  | 
| Line 136  void gdc_work(int id) { | Line 173  void gdc_work(int id) { | 
 | UINT            i; | UINT            i; | 
 | BYTE            data; | BYTE            data; | 
 |  |  | 
| item = (id==GDCWORK_MASTER)?&gdc.m:&gdc.s; | item = (id == GDCWORK_MASTER)?&gdc.m:&gdc.s; | 
| dispflag = (id==GDCWORK_MASTER)?&gdcs.textdisp:&gdcs.grphdisp; | dispflag = (id == GDCWORK_MASTER)?&gdcs.textdisp:&gdcs.grphdisp; | 
 |  |  | 
 | for (i=0; i<item->cnt; i++) { | for (i=0; i<item->cnt; i++) { | 
 | data = (BYTE)item->fifo[i]; | data = (BYTE)item->fifo[i]; | 
| Line 193  void gdc_work(int id) { | Line 230  void gdc_work(int id) { | 
 | textdraw(); | textdraw(); | 
 | } | } | 
 | break; | break; | 
 |  |  | 
 | } | } | 
 | item->ptr = gdc_cmd[data].pos; | item->ptr = gdc_cmd[data].pos; | 
 | item->rcv = gdc_cmd[data].outdatas; | item->rcv = gdc_cmd[data].outdatas; | 
| Line 234  void gdc_forceready(GDCDATA item) { | Line 270  void gdc_forceready(GDCDATA item) { | 
 | item->snd = 0; | item->snd = 0; | 
 | } | } | 
 |  |  | 
 | void gdc_updateclock(void) { |  | 
 |  |  | 
| UINT    vfp; | void gdc_updateclock(void) { | 
| UINT    vbp; |  | 
| UINT    lf; |  | 
| UINT    vs; |  | 
| UINT    maxy; |  | 
| UINT    cnt; |  | 
 |  |  | 
| vfp = gdc.m.para[GDC_SYNC + 5] & 0x3f; | UINT            tmp; | 
| if (!vfp) { | UINT            cr; | 
| vfp = 1; | UINT            hfbs; | 
| } | UINT            vfbs; | 
| vbp = gdc.m.para[GDC_SYNC + 7] >> 2; | UINT            lf; | 
| if (!vbp) { | UINT            x; | 
| vbp = 1; | UINT            y; | 
| } | UINT            cnt; | 
| lf = LOADINTELWORD(gdc.m.para + GDC_SYNC + 6); | const GDCCLK    *clk; | 
| lf &= 0x3ff; | UINT32          hclock; | 
| if (!lf) { |  | 
| lf = 1024; | cr = gdc.m.para[GDC_SYNC + 1] + 2; | 
| } | tmp = LOADINTELWORD(gdc.m.para + GDC_SYNC + 2); | 
| vs = LOADINTELWORD(gdc.m.para + GDC_SYNC + 4); | hfbs = tmp & 0x1f;                                                                      // HS | 
| vs = (vs >> 5) & 0x1f; | hfbs += tmp >> 10;                                                                      // HFP | 
| if (!vs) { | vfbs = (tmp >> 5) & 0x1f;                                                       // VS | 
| vs = 1; | hfbs += gdc.m.para[GDC_SYNC + 4] & 0x3f;                        // HFP | 
| } | vfbs += gdc.m.para[GDC_SYNC + 5] & 0x3f;                        // VFP | 
| maxy = lf + vfp + vbp + vs; | tmp = LOADINTELWORD(gdc.m.para + GDC_SYNC + 6); | 
| cnt = (pccore.realclock * 5) / 282; | lf = ((tmp - 1) & 0x3ff) + 1; | 
| gdc.rasterclock = cnt / maxy; | vfbs += tmp >> 10;                                                                      // VBP | 
| gdc.hsyncclock = (gdc.rasterclock * 4) / 5; |  | 
|  | hfbs += 3; | 
|  | x = cr + hfbs; | 
|  | if (!vfbs) { | 
|  | vfbs = 1; | 
|  | } | 
|  | y = lf + vfbs; | 
|  | //      TRACEOUT(("h %d:%d / v %d:%d", cr, x, lf, y)); | 
|  |  | 
|  | if (!(gdc.crt15khz & 2)) {                                                      // 24.83¡Þ300Hz | 
|  | clk = gdcclk + 1; | 
|  | } | 
|  | else {                                                                                          // 15.98¡Þ300Hz | 
|  | clk = gdcclk; | 
|  | } | 
|  |  | 
|  | if (x < clk->minx) { | 
|  | cr = (clk->minx * cr) / x; | 
|  | x = clk->minx; | 
|  | } | 
|  | else if (x > clk->maxx) { | 
|  | cr = (clk->maxx * cr) / x; | 
|  | x = clk->maxx; | 
|  | } | 
|  | if (y < clk->miny) { | 
|  | lf = (clk->miny * lf) / y; | 
|  | y = clk->miny; | 
|  | } | 
|  | else if (y > clk->maxy) { | 
|  | lf = (clk->maxy * lf) / y; | 
|  | y = clk->maxy; | 
|  | } | 
|  | hclock = clk->clock / x; | 
|  | cnt = (pccore.baseclock * y) / hclock; | 
|  | cnt *= pccore.multiple; | 
|  | gdc.rasterclock = cnt / y; | 
|  | gdc.hsyncclock = (gdc.rasterclock * cr) / x; | 
 | gdc.dispclock = gdc.rasterclock * lf; | gdc.dispclock = gdc.rasterclock * lf; | 
 | gdc.vsyncclock = cnt - gdc.dispclock; | gdc.vsyncclock = cnt - gdc.dispclock; | 
 |  | timing_setrate(y, hclock); | 
 | } | } | 
 |  |  | 
 | void gdc_restorekacmode(void) { | void gdc_restorekacmode(void) { | 
| Line 414  static void IOOUTCALL gdc_o6e(UINT port, | Line 481  static void IOOUTCALL gdc_o6e(UINT port, | 
 |  |  | 
 | switch(dat) { | switch(dat) { | 
 | case 0: | case 0: | 
| gdc.crt15khz = 0; | gdc.crt15khz &= ~1; | 
 | gdcs.textdisp |= GDCSCRN_ALLDRAW2; | gdcs.textdisp |= GDCSCRN_ALLDRAW2; | 
 | break; | break; | 
 |  |  | 
 | case 1: | case 1: | 
| gdc.crt15khz = 1; | gdc.crt15khz |= 1; | 
 | gdcs.textdisp |= GDCSCRN_ALLDRAW2; | gdcs.textdisp |= GDCSCRN_ALLDRAW2; | 
 | break; | break; | 
 | } | } | 
| Line 450  static REG8 IOINPCALL gdc_i60(UINT port) | Line 517  static REG8 IOINPCALL gdc_i60(UINT port) | 
 | else { | else { | 
 | gdc_work(GDCWORK_MASTER); | gdc_work(GDCWORK_MASTER); | 
 | } | } | 
| #ifdef SEARHC_SYNC | #ifdef SEARCH_SYNC | 
 | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { | 
 | UINT16 jadr = 0xfa74; | UINT16 jadr = 0xfa74; | 
 | UINT16 memv; | UINT16 memv; | 
| Line 616  static REG8 IOINPCALL gdc_ia0(UINT port) | Line 683  static REG8 IOINPCALL gdc_ia0(UINT port) | 
 | } | } | 
 | else { | else { | 
 | gdc_work(GDCWORK_SLAVE); | gdc_work(GDCWORK_SLAVE); | 
 |  | TRACEOUT(("gdc.s.cnt=%d", gdc.s.cnt)); | 
 | } | } | 
| #ifdef SEARHC_SYNC | #ifdef SEARCH_SYNC | 
 | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { | 
 | UINT16 jadr = 0xfa74; | UINT16 jadr = 0xfa74; | 
 | UINT16 memv; | UINT16 memv; | 
| Line 702  void gdc_reset(void) { | Line 770  void gdc_reset(void) { | 
 | gdc.m.para[GDC_CSRFORM + 0] = 0x0f; | gdc.m.para[GDC_CSRFORM + 0] = 0x0f; | 
 | gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | 
 | gdc.m.para[GDC_CSRFORM + 2] = 0x7b; | gdc.m.para[GDC_CSRFORM + 2] = 0x7b; | 
| CopyMemory(gdc.m.para + GDC_SYNC, defsync24, 8); | CopyMemory(gdc.m.para + GDC_SYNC, defsyncm24, 8); | 
 | gdc.s.para[GDC_CSRFORM + 0] = 1; | gdc.s.para[GDC_CSRFORM + 0] = 1; | 
| CopyMemory(gdc.s.para + GDC_SYNC, defsync24, 8); | CopyMemory(gdc.s.para + GDC_SYNC, defsyncs24, 8); | 
 | } | } | 
 | else { | else { | 
| gdc.crt15khz = 1; | gdc.crt15khz = 3; | 
 | gdc.mode1 = 0x80; | gdc.mode1 = 0x80; | 
 | gdc.m.para[GDC_CSRFORM + 0] = 0x07; | gdc.m.para[GDC_CSRFORM + 0] = 0x07; | 
 | gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | 
 | gdc.m.para[GDC_CSRFORM + 2] = 0x3b; | gdc.m.para[GDC_CSRFORM + 2] = 0x3b; | 
| CopyMemory(gdc.m.para + GDC_SYNC, defsync15, 8); | CopyMemory(gdc.m.para + GDC_SYNC, defsyncm15, 8); | 
| CopyMemory(gdc.s.para + GDC_SYNC, defsync15, 8); | CopyMemory(gdc.s.para + GDC_SYNC, defsyncs15, 8); | 
 | } | } | 
 |  |  | 
 | gdc.clock = 0; | gdc.clock = 0; | 
| Line 724  void gdc_reset(void) { | Line 792  void gdc_reset(void) { | 
 |  |  | 
 | gdcs.textdisp = GDCSCRN_ENABLE | GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | gdcs.textdisp = GDCSCRN_ENABLE | GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | 
 | gdcs.grphdisp = GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | gdcs.grphdisp = GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | 
| gdc.display = (np2cfg.color16 & 1) << 1; | if (np2cfg.color16 & 1) { | 
|  | gdc.s.para[GDC_SYNC] = 0x16; | 
|  | gdc.display = 2; | 
|  | } | 
 | gdc.bitac = 0xff; | gdc.bitac = 0xff; | 
 |  |  | 
 | #if 0   // bind ¤Ç·×»»¤µ¤ì¤ëȦ |  | 
 | gdc.rasterclock = pccore.realclock / 24816; |  | 
 | gdc.hsyncclock = (gdc.rasterclock * 4) / 5; |  | 
 | gdc.dispclock = pccore.realclock * 50 / 3102; |  | 
 | gdc.vsyncclock = pccore.realclock * 5 / 3102; |  | 
 | #endif |  | 
 | } | } | 
 |  |  | 
 | void gdc_bind(void) { | void gdc_bind(void) { |