| version 1.6, 2004/08/08 15:14:08 | version 1.20, 2008/06/02 20:07:31 | 
| Line 1 | Line 1 | 
 | #include        "compiler.h" | #include        "compiler.h" | 
| #include        "scrnmng.h" | #include        "z80core.h" | 
 | #include        "pccore.h" | #include        "pccore.h" | 
 | #include        "iocore.h" | #include        "iocore.h" | 
 |  | #include        "nevent.h" | 
 | #include        "vram.h" | #include        "vram.h" | 
 | #include        "palettes.h" | #include        "palettes.h" | 
 | #include        "makescrn.h" | #include        "makescrn.h" | 
 |  |  | 
 |  |  | 
 |  | static const UINT8 defrgbp[4] = {0xaa, 0xcc, 0xf0, 0x00}; | 
 |  | static const UINT8 defreg[18] = { | 
 |  | 0x37, 0x28, 0x2d, 0x34, | 
 |  | 0x1f, 0x02, 0x19, 0x1c, | 
 |  | 0x00, 0x07, 0x00, 0x00, | 
 |  | 0x00, 0x00, 0x00, 0x00, | 
 |  | 0x00, 0x00}; | 
 |  |  | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 | static const UINT8 defpaltext[8] = { | static const UINT8 defpaltext[8] = { | 
 | 0x00, 0x03, 0x0c, 0x0f, 0x30, 0x33, 0x3c, 0x3f}; | 0x00, 0x03, 0x0c, 0x0f, 0x30, 0x33, 0x3c, 0x3f}; | 
 |  |  | 
| Line 19  static const UINT16 defpalgrph[64] = { | Line 29  static const UINT16 defpalgrph[64] = { | 
 | 0x505, 0x50f, 0x5a5, 0x5af, 0xf05, 0xf0f, 0xfa5, 0xfaf, | 0x505, 0x50f, 0x5a5, 0x5af, 0xf05, 0xf0f, 0xfa5, 0xfaf, | 
 | 0x550, 0x55a, 0x5f0, 0x5fa, 0xf50, 0xf5a, 0xff0, 0xffa, | 0x550, 0x55a, 0x5f0, 0x5fa, 0xf50, 0xf5a, 0xff0, 0xffa, | 
 | 0x555, 0x55f, 0x5f5, 0x5ff, 0xf55, 0xf5f, 0xff5, 0xfff}; | 0x555, 0x55f, 0x5f5, 0x5ff, 0xf55, 0xf5f, 0xff5, 0xfff}; | 
 |  | #endif | 
 |  |  | 
 | static const CRTCSTAT crtcdefault = { |  | 
 | 0xaa,                                           // PAL_B; |  | 
 | 0xcc,                                           // PAL_R; |  | 
 | 0xf0,                                           // PAL_G; |  | 
 | 0x00,                                           // PLY |  | 
 | //                              {0, 1, 2, 3, 4, 5, 6, 7},       // TEXT_PAL[8] |  | 
 | 0,                                                      // SCRN_BITS |  | 
 | 0,                                                      // CRTC_NUM |  | 
 |  |  | 
 | 0,                                                      // DISP_PAGE |  | 
 | 8,                                                      // FNT_XL |  | 
 | 8,                                                      // FNT_YL |  | 
 | 40,                                                     // TXT_XL |  | 
 | 25,                                                     // TXT_YL |  | 
 | 28,                                                     // TXT_YS |  | 
 | 320,                                            // GRP_XL |  | 
 | 200,                                            // GRP_YL |  | 
 | //                              0,                                                      // CPU_BANK |  | 
 | //                              0,                                                      // CRT_BANK |  | 
 |  |  | 
 | 200,                                            // CRT_YL |  | 
 | 232,                                            // CRT_VS |  | 
 | 266,                                            // CRT_VL |  | 
 |  |  | 
 | 31,                                                     // TXT_VL |  | 
 | 10,                                                     // TXT_VLA |  | 
 |  |  | 
 | 0,                                                      // TXT_TOP |  | 
 | 8,                                                      // fnty |  | 
 |  |  | 
 | 0,                                                      // lastpal |  | 
 |  |  | 
 | 0,                                                      // BLACKPAL |  | 
 | 0,                                                      // EXTPALMODE |  | 
 | 0,                                                      // EXTGRPHPAL |  | 
 | 0,                                                      // ZPRY |  | 
 | }; |  | 
 |  |  | 
 | BYTE    dispmode = SCRN64_INVALID; |  | 
 | BYTE    pal_bank = PAL_NORMAL; |  | 
 | BYTE    pal_disp = PAL_NORMAL; |  | 
 |  |  | 
| void vrambank_patch(void) { | typedef struct { | 
|  | UINT32  clock; | 
|  | UINT    minx; | 
|  | UINT    maxx; | 
|  | UINT    miny; | 
|  | UINT    maxy; | 
|  | } GDCCLK; | 
 |  |  | 
| UINT    updatemask; | static const GDCCLK gdcclk[] = { | 
|  | {14318180 / 8, 112 - 8, 112 + 8, 200, 300}, | 
|  | {21052600 / 8, 108 - 6, 108 + 6, 400, 575}}; | 
 |  |  | 
| if (crtc.s.SCRN_BITS & 0x10) { |  | 
| crtc.e.gram = GRP_RAM + GRAM_BANK1; | static void crtc_bankupdate(void) { | 
| crtc.e.updatebit = UPDATE_VRAM1; |  | 
|  | if (!(crtc.s.SCRN_BITS & SCRN_ACCESSVRAM)) { | 
|  | crtc.e.gramacc = gram + GRAM_BANK0; | 
|  | crtc.e.updatebit = UPDATE_VRAM0; | 
 | } | } | 
 | else { | else { | 
| crtc.e.gram = GRP_RAM + GRAM_BANK0; | crtc.e.gramacc = gram + GRAM_BANK1; | 
| crtc.e.updatebit = UPDATE_VRAM0; | crtc.e.updatebit = UPDATE_VRAM1; | 
 | } | } | 
| dispmode = (crtc.s.SCRN_BITS & SCRN_DISPVRAM)?SCRN_BANK1:SCRN_BANK0; | } | 
| pal_bank = pal_disp = PAL_NORMAL; |  | 
 |  |  | 
 |  | static void crtc_dispupdate(void) { | 
 |  |  | 
 |  | REG8    scrnpage; | 
 |  | REG8    dispmode; | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 |  | UINT    updatemask; | 
 |  | REG8    pal_bank; | 
 |  | REG8    pal_disp; | 
 |  | #endif | 
 |  |  | 
 |  | scrnpage = (crtc.s.SCRN_BITS & SCRN_DISPVRAM)?SCRN_BANK1:SCRN_BANK0; | 
 |  | if (!crtc.s.width40) { | 
 |  | scrnpage += SCRN_WIDTH80; | 
 |  | } | 
 |  | dispmode = scrnpage; | 
 |  | dispmode += (crtc.s.SCRN_BITS & SCRN_UNDERLINE) >> 4; | 
 |  | dispmode += (crtc.s.SCRN_BITS & 7); | 
 |  |  | 
 |  | #if !defined(SUPPORT_TURBOZ) | 
 |  | crtc.e.updatemask = (crtc.s.SCRN_BITS & SCRN_TEXTYx2)?0x3ff:0x7ff; | 
 |  | crtc.e.dispmode = dispmode; | 
 |  | #else | 
 |  | pal_bank = PAL_NORMAL; | 
 |  | pal_disp = PAL_NORMAL; | 
 | if ((!(crtc.s.EXTPALMODE & 0x80)) || (crtc.s.SCRN_BITS & SCRN_UNDERLINE)) { | if ((!(crtc.s.EXTPALMODE & 0x80)) || (crtc.s.SCRN_BITS & SCRN_UNDERLINE)) { | 
 | updatemask = 0x7ff; | updatemask = 0x7ff; | 
| if ((crtc.s.SCRN_BITS & SCRN_24KHZ) && (crtc.s.TXT_XL == 80)) { | if ((crtc.s.SCRN_BITS & SCRN_24KHZ) && (!crtc.s.width40)) { | 
| pal_bank = pal_disp = PAL_HIGHRESO; | pal_bank = PAL_HIGHRESO; | 
|  | pal_disp = PAL_HIGHRESO; | 
 | } | } | 
 | if (crtc.s.SCRN_BITS & SCRN_TEXTYx2) { | if (crtc.s.SCRN_BITS & SCRN_TEXTYx2) { | 
 | updatemask = 0x3ff; | updatemask = 0x3ff; | 
 | } | } | 
 | } | } | 
| else {                                                                                                  // Analog mode | else {                                                                                          /* Analog mode */ | 
 | updatemask = 0x3ff; | updatemask = 0x3ff; | 
 | if (!(crtc.s.SCRN_BITS & SCRN_TEXTYx2)) { | if (!(crtc.s.SCRN_BITS & SCRN_TEXTYx2)) { | 
 | if (crtc.s.SCRN_BITS & SCRN_24KHZ) { | if (crtc.s.SCRN_BITS & SCRN_24KHZ) { | 
| if (crtc.s.TXT_XL == 40) { | if (crtc.s.width40) { | 
| if (crtc.s.SCRN_BITS & SCRN_200LINE) {  // width 40,25,0,2 | if (crtc.s.SCRN_BITS & SCRN_200LINE) { | 
| dispmode |= SCRN64_320x200; | /* width 40,25,0,2 */ | 
|  | dispmode = scrnpage + SCRN64_320x200; | 
 | } | } | 
| else {                                                                  // width 40,25,1,2 | else {                                                          /* width 40,25,1,2 */ | 
 | dispmode = SCRN64_H320x400; | dispmode = SCRN64_H320x400; | 
 | } | } | 
 | } | } | 
| else {                                                                          // width 80,25,?,2 | else {                                                                  /* width 80,25,?,2 */ | 
 | updatemask = 0x7ff; | updatemask = 0x7ff; | 
| pal_bank = pal_disp = PAL_HIGHRESO; | pal_bank = PAL_HIGHRESO; | 
|  | pal_disp = PAL_HIGHRESO; | 
 | } | } | 
 | } | } | 
 | else { | else { | 
| if (crtc.s.TXT_XL == 40) {                                      // width 40,25,0,1 | if (crtc.s.width40) {                                   /* width 40,25,0,1 */ | 
 | if (crtc.s.EXTPALMODE & 0x10) { | if (crtc.s.EXTPALMODE & 0x10) { | 
 | if (crtc.s.ZPRY & 0x10) { | if (crtc.s.ZPRY & 0x10) { | 
| dispmode = SCRN64_L320x200x2 | | dispmode = SCRN64_L320x200x2 + | 
| ((crtc.s.ZPRY & 8) ? SCRN_BANK1 : SCRN_BANK0); | ((crtc.s.ZPRY & 8)?SCRN_BANK1:SCRN_BANK0); | 
| pal_disp = PAL_4096 | PAL_64x2 | | pal_disp = PAL_4096 + PAL_64x2 + | 
| ((crtc.s.ZPRY & 8) ? PAL_4096L : PAL_4096H); | ((crtc.s.ZPRY & 8)?PAL_4096L:PAL_4096H); | 
 | } | } | 
 | else { | else { | 
| dispmode |= SCRN64_320x200; | dispmode = scrnpage + SCRN64_320x200; | 
| pal_disp = PAL_4096 | | pal_disp = PAL_4096 + | 
| ((crtc.s.SCRN_BITS & SCRN_DISPVRAM) | ((crtc.s.SCRN_BITS & SCRN_DISPVRAM) | 
| ? PAL_4096L : PAL_4096H); | ?PAL_4096L:PAL_4096H); | 
 | } | } | 
| pal_bank = PAL_4096 | | pal_bank = PAL_4096 + | 
| ((crtc.s.SCRN_BITS & SCRN_ACCESSVRAM) | ((crtc.s.SCRN_BITS & SCRN_ACCESSVRAM) | 
| ? PAL_4096L : PAL_4096H); | ?PAL_4096L:PAL_4096H); | 
 | } | } | 
 | else { | else { | 
| dispmode = SCRN64_320x200x4096 | SCRN_DRAW4096; | dispmode = SCRN_DRAW4096 + SCRN64_320x200x4096; | 
| pal_bank = pal_disp = PAL_4096 | PAL_4096FULL; | pal_bank = PAL_4096 + PAL_4096FULL; | 
|  | pal_disp = PAL_4096 + PAL_4096FULL; | 
 | } | } | 
 | } | } | 
| else {                                                                          // width 80,25,0,1 | else {                                                                  /* width 80,25,0,1 */ | 
 | updatemask = 0x7ff; | updatemask = 0x7ff; | 
| dispmode = SCRN64_L640x200; | dispmode = SCRN_WIDTH80 + SCRN64_L640x200; | 
 | } | } | 
 | } | } | 
 | } | } | 
 | else { | else { | 
 | if (crtc.s.SCRN_BITS & SCRN_24KHZ) { | if (crtc.s.SCRN_BITS & SCRN_24KHZ) { | 
| if (crtc.s.TXT_XL == 40) { | if (crtc.s.width40) { | 
| if (crtc.s.SCRN_BITS & SCRN_200LINE) {  // width 40,12,0,2 | if (crtc.s.SCRN_BITS & SCRN_200LINE) { | 
| dispmode |= SCRN64_320x100; | /* width 40,12,0,2 */ | 
|  | dispmode = scrnpage + SCRN64_320x100; | 
 | } | } | 
| else {                                                                  // width 40,12,1,2 | else {                                                          /* width 40,12,1,2 */ | 
 | dispmode = SCRN64_H320x200; | dispmode = SCRN64_H320x200; | 
 | } | } | 
 | } | } | 
| else {                                                                          // width 80,12,?,2 | else {                                                                  /* width 80,12,?,2 */ | 
| pal_bank = pal_disp = PAL_HIGHRESO; | pal_bank = PAL_HIGHRESO; | 
|  | pal_disp = PAL_HIGHRESO; | 
 | } | } | 
 | } | } | 
 | else { | else { | 
| if (crtc.s.TXT_XL == 40) {                                      // width 40,12,0,1 | if (crtc.s.width40) {                                   /* width 40,12,0,1 */ | 
 | if (crtc.s.EXTPALMODE & 0x10) { | if (crtc.s.EXTPALMODE & 0x10) { | 
 | if (crtc.s.ZPRY & 0x10) { | if (crtc.s.ZPRY & 0x10) { | 
| dispmode = SCRN64_320x100x2 | | dispmode = SCRN64_320x100x2 + | 
| ((crtc.s.ZPRY & 8) ? SCRN_BANK1 : SCRN_BANK0); | ((crtc.s.ZPRY & 8)?SCRN_BANK1:SCRN_BANK0); | 
| pal_disp = PAL_4096 | PAL_64x2 | | pal_disp = PAL_4096 + PAL_64x2 + | 
| ((crtc.s.ZPRY & 8) ? PAL_4096L : PAL_4096H); | ((crtc.s.ZPRY & 8)?PAL_4096L:PAL_4096H); | 
 | } | } | 
 | else { | else { | 
| dispmode |= SCRN64_320x100; | dispmode = scrnpage + SCRN64_320x100; | 
| pal_disp = PAL_4096 | | pal_disp = PAL_4096 + | 
| ((crtc.s.SCRN_BITS & SCRN_DISPVRAM) | ((crtc.s.SCRN_BITS & SCRN_DISPVRAM) | 
| ? PAL_4096L : PAL_4096H); | ?PAL_4096L:PAL_4096H); | 
 | } | } | 
| pal_bank = PAL_4096 | | pal_bank = PAL_4096 + | 
| ((crtc.s.SCRN_BITS & SCRN_ACCESSVRAM) | ((crtc.s.SCRN_BITS & SCRN_ACCESSVRAM) | 
| ? PAL_4096L : PAL_4096H); | ?PAL_4096L:PAL_4096H); | 
 | } | } | 
 | else { | else { | 
| dispmode = SCRN64_320x100x4096 | SCRN_DRAW4096; | dispmode = SCRN_DRAW4096 + SCRN64_320x100x4096; | 
| pal_bank = pal_disp = PAL_4096 | PAL_4096FULL; | pal_bank = PAL_4096 + PAL_4096FULL; | 
|  | pal_disp = PAL_4096 + PAL_4096FULL; | 
 | } | } | 
 | } | } | 
| else {                                                                          // width 80,12,0,1 | else {                                                                  /* width 80,12,0,1 */ | 
| dispmode = SCRN64_L640x100; | dispmode = SCRN_WIDTH80 + SCRN64_L640x100; | 
 | } | } | 
 | } | } | 
 | } | } | 
 | } | } | 
 | crtc.e.updatemask = updatemask; | crtc.e.updatemask = updatemask; | 
 |  | crtc.e.dispmode = dispmode; | 
 |  | crtc.e.pal_bank = pal_bank; | 
 |  | crtc.e.pal_disp = pal_disp; | 
 |  | #endif | 
 | } | } | 
 |  |  | 
| static void crtc_updt(void) { | static void crtc_clkupdate(void) { | 
 |  |  | 
| if (crtc.s.SCRN_BITS & SCRN_24KHZ) { | UINT            clksync; | 
| crtc.s.fnty = (crtc.s.FNT_YL >> 1) & 0xfffe; | const GDCCLK    *clk; | 
|  | UINT            h; | 
|  | UINT            fonty; | 
|  | UINT            v; | 
|  |  | 
|  | clksync = (crtc.s.SCRN_BITS & SCRN_24KHZ); | 
|  | clk = gdcclk + clksync; | 
|  | h = crtc.s.reg[CRTCREG_HSIZE] + 1; | 
|  | if (crtc.s.width40) { | 
|  | h = h * 2; | 
 | } | } | 
| else { | if (h < clk->minx) { | 
| crtc.s.fnty = crtc.s.FNT_YL & 0xfffe; | h = clk->minx; | 
 | } | } | 
| if (crtc.s.TXT_YL) { | else if (h > clk->maxx) { | 
| crtc.s.CRT_YL = crtc.s.fnty * crtc.s.TXT_YL; | h = clk->maxx; | 
 | } | } | 
| else { | crtc.e.rasterclock8 = (4000000 * h) / (clk->clock >> 8); | 
| crtc.s.CRT_YL = crtc.s.fnty * 1; |  | 
| } |  | 
| crtc.s.CRT_VS = crtc.s.fnty * (crtc.s.TXT_YS + 1); |  | 
| crtc.s.CRT_VL = (crtc.s.TXT_VL + 1) * crtc.s.fnty + crtc.s.TXT_VLA; |  | 
| //      TRACEOUT(("set> %d / %d / %d", crtc.s.CRT_YL, crtc.s.CRT_VS, crtc.s.CRT_VL)); |  | 
| } |  | 
 |  |  | 
 |  | fonty = crtc.s.reg[CRTCREG_CHRCY] & 0x1f; | 
 |  | fonty >>= clksync; | 
 |  | fonty += 1; | 
 |  | crtc.e.fonty = fonty; | 
 |  |  | 
| // ---- CRTC | v = (crtc.s.reg[CRTCREG_CHRCY] & 0x1f) + 1; | 
|  | v = v * ((crtc.s.reg[CRTCREG_VSIZE] & 0x7f) + 1); | 
|  | v = v + (crtc.s.reg[CRTCREG_VSIZEA] & 0x1f); | 
|  | if (v < clk->miny) { | 
|  | v = clk->miny; | 
|  | } | 
|  | else if (v > clk->maxy) { | 
|  | v = clk->maxy; | 
|  | } | 
|  | crtc.e.frameclock = ((4000000 * h) / clk->clock) * v; | 
|  | } | 
 |  |  | 
| void IOOUTCALL crtc_o(UINT port, REG8 value) { | static void crtc_timingupdate(void) { | 
 |  |  | 
| if (port == 0x1800) { | UINT32  fontclock; | 
| crtc.s.CRTC_NUM = value; | UINT    yl; | 
| } | SINT32  vsyncstart; | 
| else if (port == 0x1801) { |  | 
| switch(crtc.s.CRTC_NUM) { |  | 
| case 0x01: |  | 
| if (value <= 40) { |  | 
| crtc.s.TXT_XL = 40; |  | 
| } |  | 
| else { |  | 
| crtc.s.TXT_XL = 80; |  | 
| } |  | 
| vrambank_patch(); |  | 
| break; |  | 
 |  |  | 
| case 0x04: | /* とりあえず…ね */ | 
| crtc.s.TXT_VL = value; | crtc.e.pos = crtc.s.reg[CRTCREG_POSL] | 
| break; | + ((crtc.s.reg[CRTCREG_POSH] & 7) << 8); | 
 |  |  | 
| case 0x05: | crtc.e.rasterdisp8 = (crtc.e.rasterclock8 * 40) / 56; | 
| crtc.s.TXT_VLA = value; |  | 
| break; |  | 
 |  |  | 
| case 0x06: | fontclock = (crtc.s.reg[CRTCREG_CHRCY] & 0x1f) + 1; | 
| crtc.s.TXT_YL = value; | fontclock = (fontclock * crtc.e.rasterclock8) >> 8; | 
| break; |  | 
 |  |  | 
| case 0x07: | /* YsIIIが yl==0で disp信号見る…なんで? */ | 
| crtc.s.TXT_YS = value; | yl = (crtc.s.reg[CRTCREG_VDISP] & 0x7f); | 
| break; | crtc.e.yl = yl; | 
|  | iocore.e.dispclock = fontclock * max(yl, 1); | 
|  | vsyncstart = fontclock * ((crtc.s.reg[CRTCREG_VSYNC] & 0x7f) + 1); | 
|  | iocore.e.vsyncstart = vsyncstart; | 
|  | #if !defined(MAINFRAMES_OLD) | 
|  | iocore.e.vsyncend = vsyncstart + (((crtc.s.reg[CRTCREG_PULSE] >> 4) | 
|  | * crtc.e.rasterclock8) >> 8); | 
|  | neitem_mainframes(NEVENT_FRAMES); | 
|  | #else | 
|  | iocore.e.vpulseclock = ((crtc.s.reg[CRTCREG_PULSE] >> 4) | 
|  | * crtc.e.rasterclock8) >> 8; | 
|  | #endif | 
|  | } | 
 |  |  | 
 | case 0x09: |  | 
 | crtc.s.FNT_YL = (WORD)value+1; |  | 
 | break; |  | 
 |  |  | 
| case 0x0c: | /* CRTC */ | 
| crtc.s.TXT_TOP &= 0xff; |  | 
| crtc.s.TXT_TOP |= (value & 7) << 8; |  | 
| makescrn.remakeattr = 1; |  | 
| break; |  | 
 |  |  | 
| case 0x0d: | void IOOUTCALL crtc_o(UINT port, REG8 value) { | 
| crtc.s.TXT_TOP &= 0x7ff; |  | 
| crtc.s.TXT_TOP |= value; |  | 
| makescrn.remakeattr = 1; |  | 
| break; |  | 
 |  |  | 
| default: | port &= 0xff; | 
| return; | if (port == 0) { | 
|  | crtc.s.regnum = value; | 
|  | } | 
|  | else if (port == 1) { | 
|  | if (crtc.s.regnum < CRTCREG_MAX) { | 
|  | if (crtc.s.reg[crtc.s.regnum] != value) { | 
|  | crtc.s.reg[crtc.s.regnum] = value; | 
|  | crtc_clkupdate(); | 
|  | crtc_timingupdate(); | 
|  | crtc.e.remakeattr = 1; | 
|  | crtc.e.scrnallflash = 1; | 
|  | } | 
 | } | } | 
 | crtc.s.GRP_XL = crtc.s.TXT_XL << 3; |  | 
 | crtc.s.GRP_YL = 200; |  | 
 | crtc_updt(); |  | 
 | scrnallflash = 1;                                                               /* 990220 puni */ |  | 
 | } | } | 
 | } | } | 
 |  |  | 
 |  |  | 
| // ---- スクリーンモード | /* スクリーンモード */ | 
 |  |  | 
 | void IOOUTCALL scrn_o(UINT port, REG8 value) { | void IOOUTCALL scrn_o(UINT port, REG8 value) { | 
 |  |  | 
| Line 270  void IOOUTCALL scrn_o(UINT port, REG8 va | Line 296  void IOOUTCALL scrn_o(UINT port, REG8 va | 
 |  |  | 
 | modify = crtc.s.SCRN_BITS ^ value; | modify = crtc.s.SCRN_BITS ^ value; | 
 | crtc.s.SCRN_BITS = value; | crtc.s.SCRN_BITS = value; | 
 |  | if (modify & SCRN_ACCESSVRAM) { | 
 |  | crtc_bankupdate(); | 
 |  | } | 
 | if (modify & SCRN_DISPCHANGE) { | if (modify & SCRN_DISPCHANGE) { | 
| //              pal_reset();                                    // なんで? | crtc.e.scrnallflash = 1; | 
| scrnallflash = 1; | crtc_dispupdate(); | 
| makescrn.palandply = 1; | crtc_clkupdate(); | 
| crtc_updt(); | crtc_timingupdate(); | 
| } | crtc.e.palandply = 1; | 
| vrambank_patch(); | } | 
| //      crtc.s.CPU_BANK = (BYTE)((crtc.s.SCRN_BITS & SCRN_ACCESSVRAM)?1:0); |  | 
| //      crtc.s.CRT_BANK = (BYTE)((crtc.s.SCRN_BITS & SCRN_DISPVRAM)?1:0); |  | 
 | (void)port; | (void)port; | 
 | } | } | 
 |  |  | 
| Line 289  REG8 IOINPCALL scrn_i(UINT port) { | Line 316  REG8 IOINPCALL scrn_i(UINT port) { | 
 | } | } | 
 |  |  | 
 |  |  | 
| // ---- プライオリティ | /* プライオリティ */ | 
 |  |  | 
 | void IOOUTCALL ply_o(UINT port, REG8 value) { | void IOOUTCALL ply_o(UINT port, REG8 value) { | 
 |  |  | 
| if (crtc.s.PLY != value) { | if (crtc.s.rgbp[CRTC_PLY] != value) { | 
| crtc.s.PLY = value; | crtc.s.rgbp[CRTC_PLY] = value; | 
| makescrn.palandply = 1; | crtc.e.palandply = 1; | 
|  | #if defined(SUPPORT_PALEVENT) | 
|  | if ((!corestat.vsync) && (palevent.events < SUPPORT_PALEVENT)) { | 
|  | PAL1EVENT *e = palevent.event + palevent.events; | 
|  | palevent.events++; | 
|  | e->rgbp = CRTC_PLY; | 
|  | e->value = value; | 
|  | e->clock = nevent_getwork(NEVENT_FRAMES); | 
|  | } | 
|  | #endif | 
 | } | } | 
 | (void)port; | (void)port; | 
 | } | } | 
 |  |  | 
 | REG8 IOINPCALL ply_i(UINT port) { |  | 
 |  |  | 
| (void)port; | /* パレット */ | 
| return(crtc.s.PLY); |  | 
| } |  | 
|  |  | 
|  |  | 
| // ---- パレット |  | 
 |  |  | 
 | void IOOUTCALL palette_o(UINT port, REG8 value) { | void IOOUTCALL palette_o(UINT port, REG8 value) { | 
 |  |  | 
 | REG8    sft; |  | 
 | UINT    num; | UINT    num; | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 |  | REG8    sft; | 
 | UINT    pal; | UINT    pal; | 
 |  | #endif | 
 |  |  | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 | crtc.s.lastpal = (value & 0xf0); | crtc.s.lastpal = (value & 0xf0); | 
| if (crtc.s.EXTPALMODE & 0x80) { | if (!(crtc.s.EXTPALMODE & 0x80)) { | 
|  | #endif | 
|  | num = (port >> 8) & 3; | 
|  | if (crtc.s.rgbp[num] != value) { | 
|  | crtc.s.rgbp[num] = value; | 
|  | crtc.e.palandply = 1; | 
|  | #if defined(SUPPORT_PALEVENT) | 
|  | if ((!corestat.vsync) && (palevent.events < SUPPORT_PALEVENT)) { | 
|  | PAL1EVENT *e = palevent.event + palevent.events; | 
|  | palevent.events++; | 
|  | e->rgbp = (UINT8)num; | 
|  | e->value = value; | 
|  | e->clock = nevent_getwork(NEVENT_FRAMES); | 
|  | } | 
|  | #endif | 
|  | } | 
|  | #if defined(SUPPORT_TURBOZ) | 
|  | } | 
|  | else { | 
 | if ((crtc.s.EXTGRPHPAL & 0x88) != 0x80) { | if ((crtc.s.EXTGRPHPAL & 0x88) != 0x80) { | 
 | return; | return; | 
 | } | } | 
 | sft = (port >> (8 - 2)) & (3 << 2); | sft = (port >> (8 - 2)) & (3 << 2); | 
| if (pal_bank & PAL_4096) {                                      // use 4096palettes | if (crtc.e.pal_bank & PAL_4096) {                               /* use 4096palettes */ | 
| switch(pal_bank & (PAL_4096FULL | PAL_4096BANK)) { | num = ((port & 0xff) << 4) + (crtc.s.lastpal >> 4); | 
| case 0: | if (!(crtc.e.pal_bank & PAL_4096FULL)) { | 
| num = ((port & 0xcc) << 4) + ((value & 0xc0) >> 4); | num &= 0xccc; | 
| break; | if (crtc.e.pal_bank & PAL_4096BANK) { | 
|  | num >>= 2; | 
| case 1: | } | 
| num = ((port & 0xcc) << 2) + ((value & 0xc0) >> 6); |  | 
| break; |  | 
|  |  | 
| default: |  | 
| num = ((port & 0xff) << 4) + (crtc.s.lastpal >> 4); |  | 
| break; |  | 
 | } | } | 
 | pal = crtc.p.grph4096[num]; | pal = crtc.p.grph4096[num]; | 
 | pal &= ~((0x0f) << sft); | pal &= ~((0x0f) << sft); | 
| Line 344  void IOOUTCALL palette_o(UINT port, REG8 | Line 389  void IOOUTCALL palette_o(UINT port, REG8 | 
 | else { | else { | 
 | num = ((port & 0x80) >> 5) | ((port & 0x08) >> 2) | | num = ((port & 0x80) >> 5) | ((port & 0x08) >> 2) | | 
 | ((value & 0x80) >> 7); | ((value & 0x80) >> 7); | 
| if ((dispmode & SCRN64_MASK) == SCRN64_INVALID) { | if (crtc.e.dispmode & SCRN64_ENABLE) { | 
| num |= (num << 3); |  | 
| } |  | 
| else { |  | 
 | num += ((port & 0x40) >> 1) | ((port & 0x04) << 2) | | num += ((port & 0x40) >> 1) | ((port & 0x04) << 2) | | 
 | ((value & 0x40) >> 3); | ((value & 0x40) >> 3); | 
 | } | } | 
| pal = crtc.p.grph[pal_bank][num]; | else { | 
|  | num |= (num << 3); | 
|  | } | 
|  | pal = crtc.p.grph[crtc.e.pal_bank][num]; | 
 | pal &= ~((0x0f) << sft); | pal &= ~((0x0f) << sft); | 
 | pal |= (value & 0x0f) << sft; | pal |= (value & 0x0f) << sft; | 
| crtc.p.grph[pal_bank][num] = pal; | crtc.p.grph[crtc.e.pal_bank][num] = pal; | 
| pal_setgrph(pal_bank, (REG8)num); | pal_setgrph(crtc.e.pal_bank, (REG8)num); | 
 | } | } | 
 | } | } | 
| else { | #endif | 
| switch(port & 0xff00) { | } | 
| case 0x1000: |  | 
| if (crtc.s.PAL_B != value) { |  | 
| crtc.s.PAL_B = value; |  | 
| makescrn.palandply = 1; |  | 
| } |  | 
| break; |  | 
 |  |  | 
| case 0x1100: | void IOOUTCALL blackctrl_o(UINT port, REG8 value) { | 
| if (crtc.s.PAL_R != value) { |  | 
| crtc.s.PAL_R = value; |  | 
| makescrn.palandply = 1; |  | 
| } |  | 
| break; |  | 
 |  |  | 
| case 0x1200: | if (crtc.s.rgbp[CRTC_BLACK] != value) { | 
| if (crtc.s.PAL_G != value) { | crtc.s.rgbp[CRTC_BLACK] = value; | 
| crtc.s.PAL_G = value; | crtc.e.palandply = 1; | 
| makescrn.palandply = 1; | #if defined(SUPPORT_PALEVENT) | 
| } | if ((!corestat.vsync) && (palevent.events < SUPPORT_PALEVENT)) { | 
| break; | PAL1EVENT *e = palevent.event + palevent.events; | 
|  | palevent.events++; | 
|  | e->rgbp = CRTC_BLACK; | 
|  | e->value = value; | 
|  | e->clock = nevent_getwork(NEVENT_FRAMES); | 
 | } | } | 
 |  | #endif | 
 | } | } | 
 |  | (void)port; | 
 |  | } | 
 |  |  | 
 |  | REG8 IOINPCALL blackctrl_i(UINT port) { | 
 |  |  | 
 |  | (void)port; | 
 |  | return(crtc.s.rgbp[CRTC_BLACK]); | 
 |  | } | 
 |  |  | 
 |  |  | 
 |  | /* turboZ */ | 
 |  |  | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 |  | REG8 IOINPCALL ply_i(UINT port) { | 
 |  |  | 
 |  | (void)port; | 
 |  | return(crtc.s.rgbp[CRTC_PLY]); | 
 | } | } | 
 |  |  | 
 | REG8 IOINPCALL palette_i(UINT port) { | REG8 IOINPCALL palette_i(UINT port) { | 
| Line 391  REG8 IOINPCALL palette_i(UINT port) { | Line 447  REG8 IOINPCALL palette_i(UINT port) { | 
 | REG8    sft; | REG8    sft; | 
 |  |  | 
 | if ((crtc.s.EXTPALMODE & 0x80) && ((crtc.s.EXTGRPHPAL & 0x88) == 0x88)) { | if ((crtc.s.EXTPALMODE & 0x80) && ((crtc.s.EXTGRPHPAL & 0x88) == 0x88)) { | 
| if (pal_bank & PAL_4096) {                                      // use 4096palettes | if (crtc.e.pal_bank & PAL_4096) {                               /* use 4096palettes */ | 
| switch(pal_bank & (PAL_4096FULL | PAL_4096BANK)) { | num = ((port & 0xff) << 4) + (crtc.s.lastpal >> 4); | 
| case 0: | if (!(crtc.e.pal_bank & PAL_4096FULL)) { | 
| num = ((port & 0xcc) << 4) | | num &= 0xccc; | 
| ((crtc.s.lastpal & 0xc0) >> 4); | if (crtc.e.pal_bank & PAL_4096BANK) { | 
| break; | num >>= 2; | 
|  | } | 
| case 1: |  | 
| num = ((port & 0xcc) << 2) | |  | 
| ((crtc.s.lastpal & 0xc0) >> 6); |  | 
| break; |  | 
|  |  | 
| default: |  | 
| num = ((port & 0xff) << 4) | (crtc.s.lastpal >> 4); |  | 
| break; |  | 
 | } | } | 
 | pal = crtc.p.grph4096[num]; | pal = crtc.p.grph4096[num]; | 
 | } | } | 
 | else { | else { | 
 | num = ((port & 0x80) >> 5) | ((port & 0x08) >> 2) | | num = ((port & 0x80) >> 5) | ((port & 0x08) >> 2) | | 
 | ((crtc.s.lastpal & 0x80) >> 7); | ((crtc.s.lastpal & 0x80) >> 7); | 
| if ((dispmode & SCRN64_MASK) == SCRN64_INVALID) { | if (crtc.e.dispmode & SCRN64_ENABLE) { | 
| num |= (num << 3); |  | 
| } |  | 
| else { |  | 
 | num += ((port & 0x40) >> 1) | ((port & 0x04) << 2) | | num += ((port & 0x40) >> 1) | ((port & 0x04) << 2) | | 
 | ((crtc.s.lastpal & 0x40) >> 3); | ((crtc.s.lastpal & 0x40) >> 3); | 
 | } | } | 
| pal = crtc.p.grph[pal_bank][num]; | else { | 
|  | num |= (num << 3); | 
|  | } | 
|  | pal = crtc.p.grph[crtc.e.pal_bank][num]; | 
 | } | } | 
 | sft = (port >> (8 - 2)) & (3 << 2); | sft = (port >> (8 - 2)) & (3 << 2); | 
 | return((REG8)(crtc.s.lastpal + ((pal >> sft) & 0xf))); | return((REG8)(crtc.s.lastpal + ((pal >> sft) & 0xf))); | 
| Line 430  REG8 IOINPCALL palette_i(UINT port) { | Line 478  REG8 IOINPCALL palette_i(UINT port) { | 
 | } | } | 
 |  |  | 
 |  |  | 
 | // ---- turboZ |  | 
 |  |  | 
 | void IOOUTCALL extpal_o(UINT port, REG8 value) { | void IOOUTCALL extpal_o(UINT port, REG8 value) { | 
 |  |  | 
 | crtc.s.EXTPALMODE = value; | crtc.s.EXTPALMODE = value; | 
| vrambank_patch(); | crtc_dispupdate(); | 
 | (void)port; | (void)port; | 
 | } | } | 
 |  |  | 
| Line 481  REG8 IOINPCALL exttextpal_i(UINT port) { | Line 527  REG8 IOINPCALL exttextpal_i(UINT port) { | 
 | void IOOUTCALL exttextdisp_o(UINT port, REG8 value) { | void IOOUTCALL exttextdisp_o(UINT port, REG8 value) { | 
 |  |  | 
 | crtc.s.ZPRY = value; | crtc.s.ZPRY = value; | 
| vrambank_patch(); | crtc_dispupdate(); | 
 | (void)port; | (void)port; | 
 | } | } | 
 |  |  | 
| Line 493  REG8 IOINPCALL exttextdisp_i(UINT port) | Line 539  REG8 IOINPCALL exttextdisp_i(UINT port) | 
 | (void)port; | (void)port; | 
 | return(0xff); | return(0xff); | 
 | } | } | 
 |  | #endif | 
 |  |  | 
 | void IOOUTCALL blackctrl_o(UINT port, REG8 value) { |  | 
 |  |  | 
| crtc.s.BLACKPAL = value; | /* extension */ | 
| makescrn.palandply = 1; |  | 
| (void)port; | void crtc_update(void) { | 
|  |  | 
|  | crtc_bankupdate(); | 
|  | crtc_dispupdate(); | 
|  | crtc_clkupdate(); | 
|  | crtc_timingupdate(); | 
|  | crtc.e.palandply = 1; | 
|  | crtc.e.scrnallflash = 1; | 
 | } | } | 
 |  |  | 
| REG8 IOINPCALL blackctrl_i(UINT port) { | void crtc_setwidth(REG8 width40) { | 
 |  |  | 
| (void)port; | crtc.s.width40 = width40; | 
| return(crtc.s.BLACKPAL); | crtc_update(); | 
 | } | } | 
 |  |  | 
 |  |  | 
| // ---- | /* init/reset */ | 
 |  |  | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 | static void resetpal(void) { | static void resetpal(void) { | 
 |  |  | 
 | CopyMemory(crtc.p.text, defpaltext, sizeof(defpaltext)); | CopyMemory(crtc.p.text, defpaltext, sizeof(defpaltext)); | 
 | CopyMemory(crtc.p.grph[0], defpalgrph, sizeof(defpalgrph)); | CopyMemory(crtc.p.grph[0], defpalgrph, sizeof(defpalgrph)); | 
 | CopyMemory(crtc.p.grph[1], defpalgrph, sizeof(defpalgrph)); | CopyMemory(crtc.p.grph[1], defpalgrph, sizeof(defpalgrph)); | 
 | } | } | 
 |  | #endif | 
 |  |  | 
 |  | #if defined(SUPPORT_TURBOZ) | 
 | void crtc_initialize(void) { | void crtc_initialize(void) { | 
 |  |  | 
 | UINT    p; | UINT    p; | 
| Line 526  void crtc_initialize(void) { | Line 582  void crtc_initialize(void) { | 
 | crtc.p.grph4096[p] = p; | crtc.p.grph4096[p] = p; | 
 | } | } | 
 | } | } | 
 |  | #endif | 
 |  |  | 
 | void crtc_reset(void) { | void crtc_reset(void) { | 
 |  |  | 
| crtc.s = crtcdefault; | ZeroMemory(&crtc, sizeof(crtc)); | 
|  | CopyMemory(crtc.s.rgbp, defrgbp, 4); | 
| dispmode = SCRN64_INVALID; | CopyMemory(crtc.s.reg, defreg, 18); | 
| pal_bank = pal_disp = PAL_NORMAL; | crtc.s.width40 = 1; | 
|  | #if defined(SUPPORT_TURBOZ) | 
 | if (pccore.ROM_TYPE < 3) { | if (pccore.ROM_TYPE < 3) { | 
 | resetpal(); | resetpal(); | 
 | } | } | 
 |  | #endif | 
 |  | #if 0 | 
 |  | /* IPLが勝手に切り替える筈である */ | 
 | if ((pccore.ROM_TYPE >= 2) && (!(pccore.DIP_SW & 1))) { | if ((pccore.ROM_TYPE >= 2) && (!(pccore.DIP_SW & 1))) { | 
 | crtc.s.SCRN_BITS = SCRN_200LINE; | crtc.s.SCRN_BITS = SCRN_200LINE; | 
| crtc.s.FNT_YL = 16; | crtc.s.reg[CRTCREG_CHRCY] = 15; | 
 | } | } | 
 |  | #endif  /* 0 */ | 
 |  |  | 
 | pal_reset(); | pal_reset(); | 
| crtc_updt(); | crtc.e.palandply = 1; | 
|  | crtc_update(); | 
|  | } | 
|  |  | 
|  | void crtc_forcesetwidth(REG8 width) { | 
 |  |  | 
| vrambank_patch(); | crtc.s.reg[CRTCREG_HDISP] = (UINT8)width; | 
| makescrn.palandply = 1; | crtc_dispupdate(); | 
| scrnallflash = 1; | crtc.e.scrnallflash = 1; | 
 | } | } | 
 |  |  |