|
|
| version 1.1.1.1, 2003/10/16 17:57:53 | version 1.33, 2004/03/24 06:07:57 |
|---|---|
| Line 1 | Line 1 |
| #include "compiler.h" | #include "compiler.h" |
| #include "scrnmng.h" | #include "scrnmng.h" |
| #include "i286.h" | #include "cpucore.h" |
| #include "memory.h" | |
| #include "pccore.h" | #include "pccore.h" |
| #include "iocore.h" | #include "iocore.h" |
| #include "gdc_cmd.tbl" | #include "gdc_cmd.tbl" |
| #include "palettes.h" | #include "gdc_sub.h" |
| #include "vram.h" | #include "vram.h" |
| #include "palettes.h" | |
| #include "timing.h" | |
| #if !defined(CPUCORE_IA32) | |
| #define SEARHC_SYNC | #define SEARCH_SYNC |
| #endif | |
| #define TURE_SYNC | #define TURE_SYNC |
| extern BYTE screenupdate; | typedef struct { |
| UINT32 clock; | |
| UINT minx; | |
| UINT maxx; | |
| UINT miny; | |
| UINT maxy; | |
| } GDCCLK; | |
| // 31kHzの時の動作クロックが不明… | |
| static const GDCCLK gdcclk[] = { | |
| {14318180 / 8, 112 - 8, 112 + 8, 200, 300}, | |
| {21052600 / 8, 106 - 6, 106 + 6, 400, 575}, | |
| {25260000 / 8, 100 - 8, 100 + 8, 400, 575}}; | |
| typedef struct { | |
| UINT8 master[8]; | |
| UINT8 slave[8]; | |
| } GDCSYNC; | |
| 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}; | |
| static const BYTE defdegpal[4] = {0x04,0x15,0x26,0x37}; | static const UINT8 defsyncm31[8] = {0x10,0x4e,0x47,0x0c,0x07,0x0d,0x90,0x89}; |
| static const BYTE defsync[8] = {0x10,0x4e,0x07,0x25,0x07,0x07,0x90,0x65}; | static const UINT8 defsyncs31[8] = {0x06,0x26,0x41,0x0c,0x83,0x0d,0x90,0x89}; |
| void gdc_setdegitalpal(int color, BYTE value) { | static const UINT8 defdegpal[4] = {0x04,0x15,0x26,0x37}; |
| static const UINT16 defanapal[16] = { | |
| 0x000,0x007,0x070,0x077,0x700,0x707,0x770,0x777, | |
| 0x444,0x00f,0x0f0,0x0ff,0xf00,0xf0f,0xff0,0xfff}; | |
| void gdc_setdegitalpal(int color, REG8 value) { | |
| if (color & 4) { | if (color & 4) { |
| color &= 3; | color &= 3; |
| Line 41 void gdc_setdegitalpal(int color, BYTE v | Line 72 void gdc_setdegitalpal(int color, BYTE v |
| } | } |
| } | } |
| void gdc_setanalogpal(int color, int rgb, BYTE value) { | void gdc_setdegpalpack(int color, REG8 value) { |
| if ((gdc.degpal[color] ^ value) & 0x77) { | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| } | |
| gdc.degpal[color] = (UINT8)value; | |
| } | |
| void gdc_setanalogpal(int color, int rgb, REG8 value) { | |
| BYTE *ptr; | UINT8 *ptr; |
| PAL1EVENT *event; | PAL1EVENT *event; |
| ptr = ((BYTE *)(gdc.anapal + color)) + rgb; | ptr = ((UINT8 *)(gdc.anapal + color)) + rgb; |
| if ((*ptr ^ value) & 0x0f) { | if (((*ptr) ^ value) & 0x0f) { |
| gdcs.palchange = GDCSCRN_REDRAW; | gdcs.palchange = GDCSCRN_REDRAW; |
| if ((palevent.events < PALEVENTMAX) && (!gdc.vsync)) { | if (palevent.events < PALEVENTMAX) { |
| event = palevent.event + palevent.events; | if (!gdc.vsync) { |
| event->clock = nevent.item[NEVENT_FLAMES].clock - | event = palevent.event + palevent.events; |
| (nevent.baseclock - nevent.remainclock); | event->clock = nevent.item[NEVENT_FLAMES].clock - |
| event->color = (color * sizeof(RGB32)) + rgb; | (CPU_BASECLOCK - CPU_REMCLOCK); |
| event->value = value; | event->color = (color * sizeof(RGB32)) + rgb; |
| palevent.events++; | event->value = (UINT8)value; |
| palevent.events++; | |
| } | |
| else { | |
| palevent.vsyncpal = 1; | |
| } | |
| } | } |
| } | } |
| *ptr = value; | *ptr = value; |
| } | } |
| void gdc_setdegpalpack(int color, BYTE value) { | void gdc_setanalogpalall(const UINT16 *paltbl) { |
| if ((gdc.degpal[color] ^ value) & 0x77) { | UINT c; |
| gdcs.palchange = GDCSCRN_REDRAW; | UINT pal; |
| for (c=0; c<16; c++) { | |
| pal = *paltbl++; | |
| #if defined(SUPPORT_PC9821) | |
| gdc.anareg[(c * 3) + 0] = (pal >> 8) & 15; | |
| gdc.anareg[(c * 3) + 1] = (pal >> 4) & 15; | |
| gdc.anareg[(c * 3) + 2] = (pal >> 0) & 15; | |
| #endif | |
| gdc_setanalogpal(c, offsetof(RGB32, p.g), (REG8)((pal >> 8) & 15)); | |
| gdc_setanalogpal(c, offsetof(RGB32, p.r), (REG8)((pal >> 4) & 15)); | |
| gdc_setanalogpal(c, offsetof(RGB32, p.b), (REG8)((pal >> 0) & 15)); | |
| } | } |
| gdc.degpal[color] = value; | |
| } | } |
| void gdc_paletteinit(void) { | void gdc_paletteinit(void) { |
| BYTE c; | int c; |
| CopyMemory(gdc.degpal, defdegpal, 4); | CopyMemory(gdc.degpal, defdegpal, 4); |
| for (c=0; c<8; c++) { | for (c=0; c<8; c++) { |
| Line 88 void gdc_paletteinit(void) { | Line 143 void gdc_paletteinit(void) { |
| gdcs.palchange = GDCSCRN_REDRAW; | gdcs.palchange = GDCSCRN_REDRAW; |
| } | } |
| #if defined(SUPPORT_PC9821) | |
| void gdc_analogext(BOOL extend) { | |
| if (extend) { | |
| gdc.analog |= (1 << GDCANALOG_256); | |
| vramop.operate |= 0x20; | |
| } | |
| else { | |
| gdc.analog &= ~(1 << (GDCANALOG_256)); | |
| vramop.operate &= ~0x20; | |
| } | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| gdcs.grphdisp |= GDCSCRN_EXT | GDCSCRN_ALLDRAW2; | |
| i286_vram_dispatch(vramop.operate); | |
| } | |
| #endif | |
| // -------------------------------------------------------------------------- | // -------------------------------------------------------------------------- |
| void gdc_vectreset(GDCDATA item) { | |
| item->para[GDC_VECTW+1] = 0x00; | |
| item->para[GDC_VECTW+2] = 0x00; | |
| item->para[GDC_VECTW+3] = 0x08; | |
| item->para[GDC_VECTW+4] = 0x00; | |
| item->para[GDC_VECTW+5] = 0x08; | |
| item->para[GDC_VECTW+6] = 0x00; | |
| item->para[GDC_VECTW+7] = 0xff; | |
| item->para[GDC_VECTW+8] = 0xff; | |
| item->para[GDC_VECTW+9] = 0xff; | |
| item->para[GDC_VECTW+10] = 0xff; | |
| } | |
| 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]); | |
| } | } |
| gdc_vectreset(&gdc.s); | |
| } | } |
| 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); | |
| } | |
| gdc_vectreset(&gdc.s); | |
| } | } |
| void gdc_work(int id) { | void gdc_work(int id) { |
| UINT16 i; | |
| BYTE data; | |
| GDCDATA item; | GDCDATA item; |
| BYTE *dispflag; | UINT8 *dispflag; |
| UINT i; | |
| UINT8 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 = (UINT8)item->fifo[i]; |
| if (item->fifo[i] & 0xff00) { | if (item->fifo[i] & 0xff00) { |
| item->cmd = data; // ver0.29 | item->cmd = data; |
| item->paracb = 0; | item->paracb = 0; |
| if ((data & 0x60) == 0x20) { | if ((data & 0x60) == 0x20) { |
| item->para[GDC_WRITE] = data; | item->para[GDC_WRITE] = data; |
| Line 148 void gdc_work(int id) { | Line 254 void gdc_work(int id) { |
| item->rcv = 2; | item->rcv = 2; |
| item->paracb = 1; | item->paracb = 1; |
| break; | break; |
| case 0x10: | case 0x10: |
| case 0x18: | case 0x18: |
| item->rcv = 1; | item->rcv = 1; |
| item->paracb = 1; | item->paracb = 1; |
| break; | break; |
| default: | default: |
| item->rcv = 0; | item->rcv = 0; |
| break; | break; |
| Line 166 void gdc_work(int id) { | Line 274 void gdc_work(int id) { |
| case CMD_START: | case CMD_START: |
| case CMD_SYNC_ON: | case CMD_SYNC_ON: |
| (*dispflag) |= GDCSCRN_ENABLE | GDCSCRN_ALLDRAW2; | (*dispflag) |= GDCSCRN_ENABLE | GDCSCRN_ALLDRAW2; |
| screenupdate |= 2; // ver0.28 | screenupdate |= 2; |
| break; | break; |
| case CMD_STOP_: | |
| case CMD_STOP: | case CMD_STOP: |
| case CMD_SYNC_OFF: | case CMD_SYNC_OFF: |
| (*dispflag) &= (~GDCSCRN_ENABLE); | (*dispflag) &= (~GDCSCRN_ENABLE); |
| // (*dispflag) |= GDCSCRN_ALLDRAW2; | // (*dispflag) |= GDCSCRN_ALLDRAW2; |
| screenupdate |= 2; // ver0.28 | screenupdate |= 2; |
| break; | break; |
| case CMD_VECTE: | case CMD_VECTE: |
| Line 182 void gdc_work(int id) { | Line 291 void gdc_work(int id) { |
| } | } |
| break; | break; |
| case CMD_TEXTE: // ver0.30 | case CMD_TEXTE: |
| if (id != GDCWORK_MASTER) { | if (id != GDCWORK_MASTER) { |
| 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 210 void gdc_work(int id) { | Line 318 void gdc_work(int id) { |
| (*dispflag) |= gdc_dirtyflag[id][item->ptr]; | (*dispflag) |= gdc_dirtyflag[id][item->ptr]; |
| } | } |
| (item->ptr)++; | (item->ptr)++; |
| (item->rcv)--; // ver0.29 | (item->rcv)--; |
| if ((!(item->rcv)) && (id == GDCWORK_SLAVE) && | if ((!(item->rcv)) && (id == GDCWORK_SLAVE) && |
| (((item->cmd) & 0xe4) == 0x20)) { | (((item->cmd) & 0xe4) == 0x20)) { |
| gdcsub_write(); | gdcsub_write(); |
| item->paracb = 0; // ver0.29 | item->paracb = 0; |
| } | } |
| } | } |
| } | } |
| Line 222 void gdc_work(int id) { | Line 330 void gdc_work(int id) { |
| } | } |
| // BIOSとかで弄った時にリセット | // BIOSとかで弄った時にリセット |
| void gdc_forceready(GDCDATA item) { | void gdc_forceready(int id) { |
| GDCDATA item; | |
| item = (id == GDCWORK_MASTER)?&gdc.m:&gdc.s; | |
| if (item->cnt) { | |
| gdc_work(id); | |
| } | |
| item->rcv = 0; | item->rcv = 0; |
| item->snd = 0; | item->snd = 0; |
| } | } |
| void gdc_updateclock(void) { | |
| UINT tmp; | |
| UINT cr; | |
| UINT hfbs; | |
| UINT vfbs; | |
| UINT lf; | |
| UINT x; | |
| UINT y; | |
| UINT cnt; | |
| const GDCCLK *clk; | |
| UINT32 hclock; | |
| cr = gdc.m.para[GDC_SYNC + 1] + 2; | |
| tmp = LOADINTELWORD(gdc.m.para + GDC_SYNC + 2); | |
| hfbs = tmp & 0x1f; // HS | |
| hfbs += tmp >> 10; // HFP | |
| vfbs = (tmp >> 5) & 0x1f; // VS | |
| hfbs += gdc.m.para[GDC_SYNC + 4] & 0x3f; // HFP | |
| vfbs += gdc.m.para[GDC_SYNC + 5] & 0x3f; // VFP | |
| tmp = LOADINTELWORD(gdc.m.para + GDC_SYNC + 6); | |
| lf = ((tmp - 1) & 0x3ff) + 1; | |
| vfbs += tmp >> 10; // VBP | |
| hfbs += 3; | |
| x = cr + hfbs; | |
| if (!vfbs) { | |
| vfbs = 1; | |
| } | |
| y = lf + vfbs; | |
| // TRACEOUT(("h %d:%d / v %d:%d", cr, x, lf, y)); | |
| #if defined(SUPPORT_CRT31KHZ) | |
| if (gdc.display & (1 << GDCDISP_31)) { | |
| clk = gdcclk + 2; | |
| } | |
| else | |
| #endif | |
| if (!(gdc.crt15khz & 2)) { // 24.83±300Hz | |
| clk = gdcclk + 1; | |
| } | |
| else { // 15.98±300Hz | |
| 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; | |
| gdc.hclock = hclock; | |
| gdc.vclock = hclock * 10 / y; | |
| cnt = (pccore.baseclock * y) / hclock; | |
| cnt *= pccore.multiple; | |
| gdc.rasterclock = cnt / y; | |
| gdc.hsyncclock = (gdc.rasterclock * cr) / x; | |
| gdc.dispclock = gdc.rasterclock * lf; | |
| gdc.vsyncclock = cnt - gdc.dispclock; | |
| timing_setrate(y, hclock); | |
| } | |
| void gdc_restorekacmode(void) { | void gdc_restorekacmode(void) { |
| BYTE bit; | BYTE bit; |
| Line 240 void gdc_restorekacmode(void) { | Line 427 void gdc_restorekacmode(void) { |
| } | } |
| // ---- I/O | // ---- I/O master |
| static void IOOUTCALL gdc_o60(UINT port, BYTE dat) { | static void IOOUTCALL gdc_o60(UINT port, REG8 dat) { |
| if (gdc.m.cnt < GDCCMD_MAX) { | if (gdc.m.cnt < GDCCMD_MAX) { |
| gdc.m.fifo[gdc.m.cnt++] = dat; | gdc.m.fifo[gdc.m.cnt++] = dat; |
| Line 250 static void IOOUTCALL gdc_o60(UINT port, | Line 437 static void IOOUTCALL gdc_o60(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_o62(UINT port, BYTE dat) { | static void IOOUTCALL gdc_o62(UINT port, REG8 dat) { |
| if (gdc.m.cnt < GDCCMD_MAX) { | if (gdc.m.cnt < GDCCMD_MAX) { |
| gdc.m.fifo[gdc.m.cnt++] = 0x100 | dat; | gdc.m.fifo[gdc.m.cnt++] = 0x100 | dat; |
| Line 259 static void IOOUTCALL gdc_o62(UINT port, | Line 446 static void IOOUTCALL gdc_o62(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_o64(UINT port, BYTE dat) { | static void IOOUTCALL gdc_o64(UINT port, REG8 dat) { |
| gdc.vsyncint = 1; | gdc.vsyncint = 1; |
| (void)port; | (void)port; |
| (void)dat; | (void)dat; |
| } | } |
| static void IOOUTCALL gdc_o68(UINT port, BYTE dat) { | static void IOOUTCALL gdc_o68(UINT port, REG8 dat) { |
| BYTE bit; | REG8 bit; |
| if (!(dat & 0xf0)) { // ver0.28 | if (!(dat & 0xf0)) { |
| bit = 1 << ((dat >> 1) & 7); | bit = 1 << ((dat >> 1) & 7); |
| if (dat & 1) { | if (dat & 1) { |
| gdc.mode1 |= bit; | gdc.mode1 |= bit; |
| Line 281 static void IOOUTCALL gdc_o68(UINT port, | Line 468 static void IOOUTCALL gdc_o68(UINT port, |
| if (bit & (0x01 | 0x04 | 0x10)) { | if (bit & (0x01 | 0x04 | 0x10)) { |
| gdcs.grphdisp |= GDCSCRN_ALLDRAW2; | gdcs.grphdisp |= GDCSCRN_ALLDRAW2; |
| } | } |
| else if (bit == 0x02) { // ver0.28 | else if (bit == 0x02) { |
| gdcs.grphdisp |= GDCSCRN_ALLDRAW2; | gdcs.grphdisp |= GDCSCRN_ALLDRAW2; |
| gdcs.palchange = GDCSCRN_REDRAW; | gdcs.palchange = GDCSCRN_REDRAW; |
| } | } |
| else if (bit == 0x08) { | |
| gdcs.textdisp |= GDCSCRN_ALLDRAW2; | |
| } | |
| else if (bit == 0x20) { | else if (bit == 0x20) { |
| gdc_restorekacmode(); | gdc_restorekacmode(); |
| } | } |
| Line 296 static void IOOUTCALL gdc_o68(UINT port, | Line 486 static void IOOUTCALL gdc_o68(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_o6a(UINT port, BYTE dat) { | static void IOOUTCALL gdc_o6a(UINT port, REG8 dat) { |
| BYTE bit; | REG8 bit; |
| if (!(dat & 0xf8)) { | if (!(dat & 0xf8)) { |
| bit = (dat >> 1) & 3; | bit = (dat >> 1) & 3; |
| Line 309 static void IOOUTCALL gdc_o6a(UINT port, | Line 499 static void IOOUTCALL gdc_o6a(UINT port, |
| gdc.mode2 ^= (1 << bit); | gdc.mode2 ^= (1 << bit); |
| switch(bit) { | switch(bit) { |
| case 0: | case 0: |
| if (gdc.display & 2) { | if (gdc.display & (1 << GDCDISP_ANALOG)) { |
| gdc.analog = dat; | gdc.analog &= ~(1 << GDCANALOG_16); |
| gdc.analog |= (dat << GDCANALOG_16); | |
| gdcs.palchange = GDCSCRN_REDRAW; | gdcs.palchange = GDCSCRN_REDRAW; |
| vramop.operate &= VOP_ANALOGMASK; | vramop.operate &= VOP_ANALOGMASK; |
| vramop.operate |= dat << 4; | vramop.operate |= dat << 4; |
| Line 330 static void IOOUTCALL gdc_o6a(UINT port, | Line 521 static void IOOUTCALL gdc_o6a(UINT port, |
| } | } |
| else { | else { |
| switch(dat) { | switch(dat) { |
| #if defined(SUPPORT_PC9821) | |
| case 0x20: | |
| if (gdc.mode2 & 0x08) { | |
| gdc_analogext(FALSE); | |
| } | |
| break; | |
| case 0x21: | |
| if (gdc.mode2 & 0x08) { | |
| gdc_analogext(TRUE); | |
| } | |
| break; | |
| case 0x68: | |
| gdc.analog &= ~(1 << GDCANALOG_256E); | |
| break; | |
| case 0x69: | |
| gdc.analog |= (1 << GDCANALOG_256E); | |
| break; | |
| #endif | |
| case 0x40: | case 0x40: |
| gdc.display &= ~1; | case 0x80: // EPSON? |
| gdc.display &= ~(1 << GDCDISP_PLAZMA); | |
| gdcs.textdisp |= GDCSCRN_EXT; | gdcs.textdisp |= GDCSCRN_EXT; |
| break; | break; |
| case 0x41: | case 0x41: |
| gdc.display |= 1; | case 0x81: // EPSON? |
| gdc.display |= (1 << GDCDISP_PLAZMA); | |
| gdcs.textdisp |= GDCSCRN_EXT; | gdcs.textdisp |= GDCSCRN_EXT; |
| break; | break; |
| Line 364 static void IOOUTCALL gdc_o6a(UINT port, | Line 578 static void IOOUTCALL gdc_o6a(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static BYTE IOINPCALL gdc_i60(UINT port) { | static void IOOUTCALL gdc_o6e(UINT port, REG8 dat) { |
| switch(dat) { | |
| case 0: | |
| gdc.crt15khz &= ~1; | |
| gdcs.textdisp |= GDCSCRN_ALLDRAW2; | |
| break; | |
| case 1: | |
| gdc.crt15khz |= 1; | |
| gdcs.textdisp |= GDCSCRN_ALLDRAW2; | |
| break; | |
| } | |
| (void)port; | |
| } | |
| static REG8 IOINPCALL gdc_i60(UINT port) { | |
| BYTE ret; | REG8 ret; |
| long remain; | SINT32 remain; |
| ret = 0x80 | gdc.vsync; // | m_drawing; | ret = 0x80 | gdc.vsync; // | m_drawing; |
| remain = nevent_getremain(NEVENT_FLAMES); | remain = nevent_getremain(NEVENT_FLAMES); |
| if (remain >= 0) { | if (remain >= 0) { |
| if ((remain % pc.raster) < pc.hsync) { | if ((remain % gdc.rasterclock) < gdc.hsyncclock) { |
| ret |= 0x40; | ret |= 0x40; |
| } | } |
| } | } |
| Line 388 static BYTE IOINPCALL gdc_i60(UINT port) | Line 618 static BYTE IOINPCALL gdc_i60(UINT port) |
| else { | else { |
| gdc_work(GDCWORK_MASTER); | gdc_work(GDCWORK_MASTER); |
| } | } |
| #ifdef SEARHC_SYNC | #ifdef SEARCH_SYNC // ToDo: フェッチキューを参照するように… |
| if ((i286s.inport) && (nevent.remainclock >= 5)) { | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { |
| UINT16 jadr = 0xfa74; | UINT32 addr; |
| UINT16 jadr; | |
| UINT16 memv; | UINT16 memv; |
| memv = i286_memoryread_w(i286s.inport); | addr = CPU_INPADRS; |
| jadr = 0xfa74; | |
| memv = i286_memoryread_w(addr); | |
| while((memv == 0x00eb) || (memv == 0x5fe6)) { | while((memv == 0x00eb) || (memv == 0x5fe6)) { |
| jadr -= 0x200; | jadr -= 0x200; |
| i286s.inport += 2; | addr += 2; |
| memv = i286_memoryread_w(i286s.inport); | memv = i286_memoryread_w(addr); |
| } | } |
| if ((memv == 0x20a8) || (memv == 0x2024)) { | if ((memv == 0x20a8) || (memv == 0x2024)) { |
| memv = i286_memoryread_w(i286s.inport + 2); | memv = i286_memoryread_w(addr + 2); |
| if (memv == jadr) { // je | if (memv == jadr) { // je |
| if (!gdc.vsync) { | if (!gdc.vsync) { |
| nevent.remainclock = -1; | CPU_REMCLOCK = -1; |
| } | } |
| } | } |
| else if (memv == (jadr + 1)) { // jne | else if (memv == (jadr + 1)) { // jne |
| if (gdc.vsync) { | if (gdc.vsync) { |
| nevent.remainclock = -1; | CPU_REMCLOCK = -1; |
| } | } |
| } | } |
| } | } |
| } | } |
| #endif | #endif |
| #ifdef TURE_SYNC // クロックイベントの誤差修正 | #ifdef TURE_SYNC // クロックイベントの誤差修正 |
| if (nevent.item[NEVENT_FLAMES].clock < | if (nevent.item[NEVENT_FLAMES].clock < (CPU_BASECLOCK - CPU_REMCLOCK)) { |
| (nevent.baseclock - nevent.remainclock)) { | |
| ret ^= 0x20; | ret ^= 0x20; |
| } | } |
| #endif | #endif |
| Line 423 static BYTE IOINPCALL gdc_i60(UINT port) | Line 655 static BYTE IOINPCALL gdc_i60(UINT port) |
| return(ret); | return(ret); |
| } | } |
| static BYTE IOINPCALL gdc_i62(UINT port) { | static REG8 IOINPCALL gdc_i62(UINT port) { |
| if (gdc.m.snd) { | if (gdc.m.snd) { |
| gdc.m.snd--; | gdc.m.snd--; |
| Line 433 static BYTE IOINPCALL gdc_i62(UINT port) | Line 665 static BYTE IOINPCALL gdc_i62(UINT port) |
| return(0xff); | return(0xff); |
| } | } |
| static BYTE IOINPCALL gdc_i68(UINT port) { | static REG8 IOINPCALL gdc_i68(UINT port) { |
| (void)port; | (void)port; |
| return(gdc.mode1); | return(gdc.mode1); |
| } | } |
| static BYTE IOINPCALL gdc_i6a(UINT port) { | static REG8 IOINPCALL gdc_i6a(UINT port) { |
| (void)port; | (void)port; |
| return(gdc.mode2); | return(gdc.mode2); |
| } | } |
| static void IOOUTCALL gdc_oa0(UINT port, BYTE dat) { | // ---- I/O slave |
| static void IOOUTCALL gdc_oa0(UINT port, REG8 dat) { | |
| if (gdc.s.cnt < GDCCMD_MAX) { | if (gdc.s.cnt < GDCCMD_MAX) { |
| gdc.s.fifo[gdc.s.cnt++] = dat; | gdc.s.fifo[gdc.s.cnt++] = dat; |
| } | } |
| if (gdc.s.paracb) { // ver0.29 | // TRACEOUT(("GDC-B %.2x [%.4x:%.4x]", dat, CPU_CS, CPU_IP)); |
| if (gdc.s.paracb) { | |
| gdc_work(GDCWORK_SLAVE); | gdc_work(GDCWORK_SLAVE); |
| } | } |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_oa2(UINT port, BYTE dat) { | static void IOOUTCALL gdc_oa2(UINT port, REG8 dat) { |
| if (gdc.s.cnt < GDCCMD_MAX) { | if (gdc.s.cnt < GDCCMD_MAX) { |
| gdc.s.fifo[gdc.s.cnt++] = 0x100 | dat; | gdc.s.fifo[gdc.s.cnt++] = 0x100 | dat; |
| } | } |
| // TRACEOUT(("GDC-A %.2x", dat)); | |
| gdc_work(GDCWORK_SLAVE); | gdc_work(GDCWORK_SLAVE); |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_oa4(UINT port, BYTE dat) { | static void IOOUTCALL gdc_oa4(UINT port, REG8 dat) { |
| if ((gdcs.disp ^ dat) & 1) { | if ((gdcs.disp ^ dat) & 1) { |
| gdcs.disp = dat & 1; | gdcs.disp = dat & 1; |
| Line 475 static void IOOUTCALL gdc_oa4(UINT port, | Line 711 static void IOOUTCALL gdc_oa4(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_oa6(UINT port, BYTE dat) { | static void IOOUTCALL gdc_oa6(UINT port, REG8 dat) { |
| if ((gdcs.access ^ dat) & 1) { | if ((gdcs.access ^ dat) & 1) { |
| gdcs.access = dat & 1; | gdcs.access = dat & 1; |
| Line 486 static void IOOUTCALL gdc_oa6(UINT port, | Line 722 static void IOOUTCALL gdc_oa6(UINT port, |
| (void)port; | (void)port; |
| } | } |
| static void IOOUTCALL gdc_oa8(UINT port, BYTE dat) { | static REG8 IOINPCALL gdc_ia0(UINT port) { |
| if (gdc.analog) { | REG8 ret; |
| gdc.palnum = dat & 0x0f; | |
| } | |
| else { | |
| gdc_setdegpalpack(3, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oaa(UINT port, BYTE dat) { | |
| if (gdc.analog) { | |
| gdc_setanalogpal(gdc.palnum, offsetof(RGB32, p.g), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(1, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oac(UINT port, BYTE dat) { | |
| if (gdc.analog) { | |
| gdc_setanalogpal(gdc.palnum, offsetof(RGB32, p.r), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(2, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oae(UINT port, BYTE dat) { | |
| if (gdc.analog) { | |
| gdc_setanalogpal(gdc.palnum, offsetof(RGB32, p.b), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(0, dat); | |
| } | |
| (void)port; | |
| } | |
| static BYTE IOINPCALL gdc_ia0(UINT port) { | |
| BYTE ret; | |
| SINT32 remain; | SINT32 remain; |
| ret = 0x80 | gdc.vsync | gdc.s_drawing; | ret = 0x80 | gdc.vsync | gdc.s_drawing; |
| remain = nevent_getremain(NEVENT_FLAMES); | remain = nevent_getremain(NEVENT_FLAMES); |
| if (remain >= 0) { | if (remain >= 0) { |
| if ((remain % pc.raster) < (pc.hsync)) { | if ((remain % gdc.rasterclock) < (gdc.hsyncclock)) { |
| ret |= 0x40; | ret |= 0x40; |
| } | } |
| } | } |
| Line 554 static BYTE IOINPCALL gdc_ia0(UINT port) | Line 746 static BYTE IOINPCALL gdc_ia0(UINT port) |
| else { | else { |
| gdc_work(GDCWORK_SLAVE); | gdc_work(GDCWORK_SLAVE); |
| } | } |
| #ifdef SEARHC_SYNC | #ifdef SEARCH_SYNC |
| if ((i286s.inport) && (nevent.remainclock >= 5)) { | if ((CPU_INPADRS) && (CPU_REMCLOCK >= 5)) { |
| UINT16 jadr = 0xfa74; | UINT32 addr; |
| UINT16 jadr; | |
| UINT16 memv; | UINT16 memv; |
| memv = i286_memoryread_w(i286s.inport); | addr = CPU_INPADRS; |
| jadr = 0xfa74; | |
| memv = i286_memoryread_w(addr); | |
| while((memv == 0x00eb) || (memv == 0x5fe6)) { | while((memv == 0x00eb) || (memv == 0x5fe6)) { |
| jadr -= 0x200; | jadr -= 0x200; |
| i286s.inport += 2; | addr += 2; |
| memv = i286_memoryread_w(i286s.inport); | memv = i286_memoryread_w(addr); |
| } | } |
| if ((memv == 0x20a8) || (memv == 0x2024)) { | if ((memv == 0x20a8) || (memv == 0x2024)) { |
| memv = i286_memoryread_w(i286s.inport + 2); | memv = i286_memoryread_w(addr + 2); |
| if (memv == jadr) { // je | if (memv == jadr) { // je |
| if (!gdc.vsync) { | if (!gdc.vsync) { |
| nevent.remainclock = -1; | CPU_REMCLOCK = -1; |
| } | } |
| } | } |
| else if (memv == (jadr + 1)) { // jne | else if (memv == (jadr + 1)) { // jne |
| if (gdc.vsync) { | if (gdc.vsync) { |
| nevent.remainclock = -1; | CPU_REMCLOCK = -1; |
| } | } |
| } | } |
| } | } |
| } | } |
| #endif | #endif |
| #ifdef TURE_SYNC // クロックイベントの誤差修正 | #ifdef TURE_SYNC // クロックイベントの誤差修正 |
| if (nevent.item[NEVENT_FLAMES].clock < | if (nevent.item[NEVENT_FLAMES].clock < (CPU_BASECLOCK - CPU_REMCLOCK)) { |
| (nevent.baseclock - nevent.remainclock)) { | |
| ret ^= 0x20; | ret ^= 0x20; |
| } | } |
| #endif | #endif |
| Line 589 static BYTE IOINPCALL gdc_ia0(UINT port) | Line 783 static BYTE IOINPCALL gdc_ia0(UINT port) |
| return(ret); | return(ret); |
| } | } |
| static BYTE IOINPCALL gdc_ia2(UINT port) { | static REG8 IOINPCALL gdc_ia2(UINT port) { |
| if (gdc.s.snd) { | if (gdc.s.snd) { |
| gdc.s.snd--; | gdc.s.snd--; |
| Line 599 static BYTE IOINPCALL gdc_ia2(UINT port) | Line 793 static BYTE IOINPCALL gdc_ia2(UINT port) |
| return(0xff); | return(0xff); |
| } | } |
| static BYTE IOINPCALL gdc_ia4(UINT port) { | static REG8 IOINPCALL gdc_ia4(UINT port) { |
| (void)port; | (void)port; |
| return(gdcs.disp); | return(gdcs.disp); |
| } | } |
| static BYTE IOINPCALL gdc_ia6(UINT port) { | static REG8 IOINPCALL gdc_ia6(UINT port) { |
| (void)port; | (void)port; |
| return(gdcs.access); | return(gdcs.access); |
| } | } |
| // ---- I/O palette | |
| static void IOOUTCALL gdc_oa8(UINT port, REG8 dat) { | |
| if (gdc.analog & ((1 << GDCANALOG_256) + (1 << GDCANALOG_16))) { | |
| gdc.palnum = dat; | |
| } | |
| else { | |
| gdc_setdegpalpack(3, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oaa(UINT port, REG8 dat) { | |
| #if defined(SUPPORT_PC9821) | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 0] = dat; | |
| } | |
| else | |
| #endif | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| #if defined(SUPPORT_PC9821) | |
| gdc.anareg[(gdc.palnum * 3) + 0] = dat; | |
| #endif | |
| gdc_setanalogpal(gdc.palnum & 15, offsetof(RGB32, p.g), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(1, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oac(UINT port, REG8 dat) { | |
| #if defined(SUPPORT_PC9821) | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 1] = dat; | |
| } | |
| else | |
| #endif | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| #if defined(SUPPORT_PC9821) | |
| gdc.anareg[(gdc.palnum * 3) + 1] = dat; | |
| #endif | |
| gdc_setanalogpal(gdc.palnum & 15, offsetof(RGB32, p.r), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(2, dat); | |
| } | |
| (void)port; | |
| } | |
| static void IOOUTCALL gdc_oae(UINT port, REG8 dat) { | |
| #if defined(SUPPORT_PC9821) | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 2] = dat; | |
| } | |
| else | |
| #endif | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| #if defined(SUPPORT_PC9821) | |
| gdc.anareg[(gdc.palnum * 3) + 2] = dat; | |
| #endif | |
| gdc_setanalogpal(gdc.palnum & 15, offsetof(RGB32, p.b), dat); | |
| } | |
| else { | |
| gdc_setdegpalpack(0, dat); | |
| } | |
| (void)port; | |
| } | |
| #if defined(SUPPORT_PC9821) | |
| static REG8 IOINPCALL gdc_ia8(UINT port) { | |
| if (gdc.analog & ((1 << GDCANALOG_256) + (1 << GDCANALOG_16))) { | |
| return(gdc.palnum); | |
| } | |
| (void)port; | |
| return(gdc.degpal[3]); | |
| } | |
| static REG8 IOINPCALL gdc_iaa(UINT port) { | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| return(gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 0]); | |
| } | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| return(gdc.anareg[(gdc.palnum * 3) + 0]); | |
| } | |
| (void)port; | |
| return(gdc.degpal[1]); | |
| } | |
| static REG8 IOINPCALL gdc_iac(UINT port) { | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| return(gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 1]); | |
| } | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| return(gdc.anareg[(gdc.palnum * 3) + 1]); | |
| } | |
| (void)port; | |
| return(gdc.degpal[2]); | |
| } | |
| static REG8 IOINPCALL gdc_iae(UINT port) { | |
| if (gdc.analog & (1 << GDCANALOG_256)) { | |
| return(gdc.anareg[(16 * 3) + (gdc.palnum * 4) + 2]); | |
| } | |
| if (gdc.analog & (1 << GDCANALOG_16)) { | |
| return(gdc.anareg[(gdc.palnum * 3) + 2]); | |
| } | |
| (void)port; | |
| return(gdc.degpal[0]); | |
| } | |
| #endif | |
| // ---- extend | |
| #if defined(SUPPORT_PC9821) | |
| static void IOOUTCALL gdc_o9a0(UINT port, REG8 dat) { | |
| gdc.ff2 = dat; | |
| (void)port; | |
| } | |
| static REG8 IOINPCALL gdc_i9a0(UINT port) { | |
| REG8 ret; | |
| ret = 0; | |
| switch(gdc.ff2) { | |
| case 0x00: | |
| ret = 0xff; | |
| break; | |
| case 0x01: | |
| ret = (gdc.mode1 >> 1) & 1; | |
| break; | |
| case 0x02: | |
| ret = (gdc.mode1 >> 4) & 1; | |
| break; | |
| case 0x03: | |
| ret = (gdc.mode1 >> 7) & 1; | |
| break; | |
| case 0x04: | |
| ret = (gdc.mode2 >> 0) & 1; | |
| break; | |
| case 0x05: | |
| ret = (gdc.display >> GDCDISP_PLAZMA) & 1; | |
| break; | |
| case 0x07: | |
| ret = (gdc.mode2 >> 2) & 1; | |
| break; | |
| case 0x08: | |
| ret = (gdc.mode2 >> 3) & 1; | |
| break; | |
| case 0x09: | |
| ret = (gdc.clock >> 0) & 1; | |
| break; | |
| case 0x0a: | |
| ret = (gdc.analog >> GDCANALOG_256) & 1; | |
| break; | |
| case 0x0b: | |
| ret = 1; | |
| break; | |
| case 0x0d: | |
| ret = (gdc.analog >> GDCANALOG_256E) & 1; | |
| break; | |
| } | |
| ret |= (gdc.clock & 2); | |
| (void)port; | |
| return(ret); | |
| } | |
| #endif | |
| #if defined(SUPPORT_CRT31KHZ) | |
| static void IOOUTCALL gdc_o9a8(UINT port, REG8 dat) { | |
| if ((gdc.display ^ (dat << GDCDISP_31)) & (1 << GDCDISP_31)) { | |
| gdc.display ^= (1 << GDCDISP_31); | |
| gdcs.textdisp |= GDCSCRN_EXT; | |
| } | |
| (void)port; | |
| } | |
| static REG8 IOINPCALL gdc_i9a8(UINT port) { | |
| (void)port; | |
| return((gdc.display >> GDCDISP_31) & 1); | |
| } | |
| #endif | |
| // ---- I/F | // ---- I/F |
| static const IOOUT gdco60[8] = { | static const IOOUT gdco60[8] = { |
| gdc_o60, gdc_o62, gdc_o64, NULL, | gdc_o60, gdc_o62, gdc_o64, NULL, |
| gdc_o68, gdc_o6a, NULL, NULL}; | gdc_o68, gdc_o6a, NULL, gdc_o6e}; |
| static const IOOUT gdcoa0[8] = { | static const IOOUT gdcoa0[8] = { |
| gdc_oa0, gdc_oa2, gdc_oa4, gdc_oa6, | gdc_oa0, gdc_oa2, gdc_oa4, gdc_oa6, |
| Line 626 static const IOINP gdci60[8] = { | Line 1031 static const IOINP gdci60[8] = { |
| gdc_i60, gdc_i62, NULL, NULL, | gdc_i60, gdc_i62, NULL, NULL, |
| gdc_i68, gdc_i6a, NULL, NULL}; | gdc_i68, gdc_i6a, NULL, NULL}; |
| #if defined(SUPPORT_PC9821) | |
| static const IOINP gdcia0[8] = { | |
| gdc_ia0, gdc_ia2, gdc_ia4, gdc_ia6, | |
| gdc_ia8, gdc_iaa, gdc_iac, gdc_iae}; | |
| #else | |
| static const IOINP gdcia0[8] = { | static const IOINP gdcia0[8] = { |
| gdc_ia0, gdc_ia2, gdc_ia4, gdc_ia6, | gdc_ia0, gdc_ia2, gdc_ia4, gdc_ia6, |
| NULL, NULL, NULL, NULL}; | NULL, NULL, NULL, NULL}; |
| #endif | |
| void gdc_reset(void) { | |
| ZeroMemory(&gdc, sizeof(gdc)); | void gdc_biosreset(void) { |
| ZeroMemory(&gdcs, sizeof(gdcs)); | |
| gdc.mode1 = 0x98; | #if defined(SUPPORT_PC9821) |
| UINT i, j; | |
| UINT8 tmp; | |
| UINT8 *pal; | |
| #endif | |
| gdc.m.para[GDC_CSRFORM + 0] = 0x0f; | if (!(np2cfg.dipsw[0] & 0x01)) { |
| gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | gdc.mode1 = 0x98; |
| gdc.m.para[GDC_CSRFORM + 2] = 0x7b; | gdc.m.para[GDC_CSRFORM + 0] = 0x0f; |
| CopyMemory(gdc.m.para + GDC_SYNC, defsync, 8); | gdc.m.para[GDC_CSRFORM + 1] = 0xc0; |
| CopyMemory(gdc.s.para + GDC_SYNC, defsync, 8); | gdc.m.para[GDC_CSRFORM + 2] = 0x7b; |
| CopyMemory(gdc.m.para + GDC_SYNC, defsyncm24, 8); | |
| gdc.s.para[GDC_CSRFORM + 0] = 1; | |
| CopyMemory(gdc.s.para + GDC_SYNC, defsyncs24, 8); | |
| } | |
| else { | |
| gdc.crt15khz = 3; | |
| gdc.mode1 = 0x80; | |
| gdc.m.para[GDC_CSRFORM + 0] = 0x07; | |
| gdc.m.para[GDC_CSRFORM + 1] = 0xc0; | |
| gdc.m.para[GDC_CSRFORM + 2] = 0x3b; | |
| CopyMemory(gdc.m.para + GDC_SYNC, defsyncm15, 8); | |
| CopyMemory(gdc.s.para + GDC_SYNC, defsyncs15, 8); | |
| } | |
| if (np2cfg.dipsw[0] & 0x80) { | |
| gdc.s.para[GDC_SYNC] = 0x16; | |
| } | |
| gdc_vectreset(&gdc.m); | |
| gdc_vectreset(&gdc.s); | |
| gdc.s.para[GDC_CSRFORM] = 1; | |
| gdc.clock = 0; | gdc.clock = 0; |
| gdc.m.para[GDC_PITCH] = 80; // ver0.26 | gdc.m.para[GDC_PITCH] = 80; |
| gdc.s.para[GDC_PITCH] = 40; | gdc.s.para[GDC_PITCH] = 40; |
| gdc_paletteinit(); | gdc.bitac = 0xff; |
| gdcs.textdisp = GDCSCRN_ENABLE | GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | // vram bank |
| gdcs.disp = 0; | |
| gdcs.access = 0; | |
| gdc.analog &= ~(1 << GDCANALOG_16); | |
| gdcs.palchange = GDCSCRN_REDRAW; | |
| vramop.operate &= VOP_ACCESSMASK; | |
| vramop.operate &= VOP_EGCMASK; | |
| vramop.operate &= VOP_ANALOGMASK; | |
| #if defined(SUPPORT_PC9821) | |
| gdc.analog &= ~(1 << (GDCANALOG_256)); | |
| vramop.operate &= ~0x20; | |
| #endif | |
| i286_vram_dispatch(vramop.operate); | |
| // palette | |
| CopyMemory(gdc.degpal, defdegpal, 4); | |
| if (gdc.display & (1 << GDCDISP_ANALOG)) { | |
| gdc_setanalogpalall(defanapal); | |
| } | |
| #if defined(SUPPORT_PC9821) | |
| pal = gdc.anareg + (16 * 3); | |
| for (i=0; i<256; i+=8) { | |
| tmp = (UINT8)((i)?(i - 4):0); | |
| pal[0] = tmp; | |
| pal[1] = tmp; | |
| pal[2] = tmp; | |
| pal += 4; | |
| for (j=1; j<8; j++) { | |
| pal[0] = (UINT8)((i + 7) * ((j >> 2) & 1)); | |
| pal[1] = (UINT8)((i + 7) * ((j >> 1) & 1)); | |
| pal[2] = (UINT8)((i + 7) * ((j >> 0) & 1)); | |
| pal += 4; | |
| } | |
| } | |
| #endif | |
| gdcs.textdisp = GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | |
| gdcs.grphdisp = GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; | gdcs.grphdisp = GDCSCRN_ALLDRAW2 | GDCSCRN_EXT; |
| gdc.display = (np2cfg.color16 & 1) << 1; | gdcs.palchange = GDCSCRN_REDRAW; |
| gdc.bitac = 0xff; | screenupdate |= 2; |
| } | |
| void gdc_reset(void) { | |
| ZeroMemory(&gdc, sizeof(gdc)); | |
| ZeroMemory(&gdcs, sizeof(gdcs)); | |
| #if defined(SUPPORT_PC9821) | |
| gdc.display |= (1 << GDCDISP_ANALOG); | |
| #else | |
| if (np2cfg.color16 & 1) { | |
| gdc.display |= (1 << GDCDISP_ANALOG); | |
| } | |
| #endif | |
| if (!(np2cfg.dipsw[0] & 0x04)) { // dipsw1-3 on | |
| gdc.display |= (1 << GDCDISP_PLAZMA2); | |
| } | |
| gdc_biosreset(); | |
| } | } |
| void gdc_bind(void) { | void gdc_bind(void) { |
| gdc_updateclock(); | |
| #if defined(SUPPORT_PC9821) | |
| iocore_attachout(0x09a0, gdc_o9a0); | |
| iocore_attachinp(0x09a0, gdc_i9a0); | |
| #endif | |
| #if defined(SUPPORT_CRT31KHZ) | |
| iocore_attachout(0x09a8, gdc_o9a8); | |
| iocore_attachinp(0x09a8, gdc_i9a8); | |
| #endif | |
| iocore_attachsysoutex(0x0060, 0x0cf1, gdco60, 8); | iocore_attachsysoutex(0x0060, 0x0cf1, gdco60, 8); |
| iocore_attachsysinpex(0x0060, 0x0cf1, gdci60, 8); | iocore_attachsysinpex(0x0060, 0x0cf1, gdci60, 8); |
| iocore_attachsysoutex(0x00a0, 0x0cf1, gdcoa0, 8); | iocore_attachsysoutex(0x00a0, 0x0cf1, gdcoa0, 8); |