| 1 | /* |
| 2 | * debug stuff |
| 3 | * (C) notaz, 2006-2009 |
| 4 | * |
| 5 | * This work is licensed under the terms of MAME license. |
| 6 | * See COPYING file in the top-level directory. |
| 7 | */ |
| 8 | |
| 9 | #include "pico_int.h" |
| 10 | #include "sound/ym2612.h" |
| 11 | #include "debug.h" |
| 12 | |
| 13 | #define bit(r, x) ((r>>x)&1) |
| 14 | #define MVP dstrp+=strlen(dstrp) |
| 15 | void z80_debug(char *dstr); |
| 16 | |
| 17 | static char dstr[1024*8]; |
| 18 | |
| 19 | char *PDebugMain(void) |
| 20 | { |
| 21 | struct PicoVideo *pv=&Pico.video; |
| 22 | unsigned char *reg=pv->reg, r; |
| 23 | extern int HighPreSpr[]; |
| 24 | int i, sprites_lo, sprites_hi; |
| 25 | char *dstrp; |
| 26 | |
| 27 | sprites_lo = sprites_hi = 0; |
| 28 | for (i = 0; HighPreSpr[i] != 0; i+=2) |
| 29 | if (HighPreSpr[i+1] & 0x8000) |
| 30 | sprites_hi++; |
| 31 | else sprites_lo++; |
| 32 | |
| 33 | dstrp = dstr; |
| 34 | sprintf(dstrp, "mode set 1: %02x spr lo: %2i, spr hi: %2i\n", (r=reg[0]), sprites_lo, sprites_hi); MVP; |
| 35 | sprintf(dstrp, "display_disable: %i, M3: %i, palette: %i, ?, hints: %i\n", bit(r,0), bit(r,1), bit(r,2), bit(r,4)); MVP; |
| 36 | sprintf(dstrp, "mode set 2: %02x hcnt: %i\n", (r=reg[1]), pv->reg[10]); MVP; |
| 37 | sprintf(dstrp, "SMS/gen: %i, pal: %i, dma: %i, vints: %i, disp: %i, TMS: %i\n",bit(r,2),bit(r,3),bit(r,4),bit(r,5),bit(r,6),bit(r,7)); MVP; |
| 38 | sprintf(dstrp, "mode set 3: %02x\n", (r=reg[0xB])); MVP; |
| 39 | sprintf(dstrp, "LSCR: %i, HSCR: %i, 2cell vscroll: %i, IE2: %i\n", bit(r,0), bit(r,1), bit(r,2), bit(r,3)); MVP; |
| 40 | sprintf(dstrp, "mode set 4: %02x\n", (r=reg[0xC])); MVP; |
| 41 | sprintf(dstrp, "interlace: %i%i, cells: %i, shadow: %i\n", bit(r,2), bit(r,1), (r&0x80) ? 40 : 32, bit(r,3)); MVP; |
| 42 | sprintf(dstrp, "scroll size: w: %i, h: %i SRAM: %i; eeprom: %i (%i)\n", reg[0x10]&3, (reg[0x10]&0x30)>>4, |
| 43 | !!(SRam.flags & SRF_ENABLED), !!(SRam.flags & SRF_EEPROM), SRam.eeprom_type); MVP; |
| 44 | sprintf(dstrp, "sram range: %06x-%06x, reg: %02x\n", SRam.start, SRam.end, Pico.m.sram_reg); MVP; |
| 45 | sprintf(dstrp, "pend int: v:%i, h:%i, vdp status: %04x\n", bit(pv->pending_ints,5), bit(pv->pending_ints,4), pv->status); MVP; |
| 46 | sprintf(dstrp, "pal: %i, hw: %02x, frame#: %i, cycles: %i\n", Pico.m.pal, Pico.m.hardware, Pico.m.frame_count, SekCyclesDoneT()); MVP; |
| 47 | sprintf(dstrp, "M68k: PC: %06x, SR: %04x, irql: %i\n", SekPc, SekSr, SekIrqLevel); MVP; |
| 48 | #if defined(EMU_C68K) |
| 49 | sprintf(dstrp - 1, ", st_flg: %x\n", PicoCpuCM68k.state_flags); MVP; |
| 50 | #endif |
| 51 | for (r = 0; r < 8; r++) { |
| 52 | sprintf(dstrp, "d%i=%08x, a%i=%08x\n", r, SekDar(r), r, SekDar(r+8)); MVP; |
| 53 | } |
| 54 | sprintf(dstrp, "z80Run: %i, z80_reset: %i, z80_bnk: %06x\n", Pico.m.z80Run, Pico.m.z80_reset, Pico.m.z80_bank68k<<15); MVP; |
| 55 | z80_debug(dstrp); MVP; |
| 56 | if (strlen(dstr) > sizeof(dstr)) |
| 57 | elprintf(EL_STATUS, "warning: debug buffer overflow (%i/%i)\n", strlen(dstr), sizeof(dstr)); |
| 58 | |
| 59 | return dstr; |
| 60 | } |
| 61 | |
| 62 | char *PDebug32x(void) |
| 63 | { |
| 64 | #ifndef NO_32X |
| 65 | char *dstrp = dstr; |
| 66 | unsigned short *r; |
| 67 | int i; |
| 68 | |
| 69 | r = Pico32x.regs; |
| 70 | sprintf(dstrp, "regs:\n"); MVP; |
| 71 | for (i = 0; i < 0x40/2; i += 8) { |
| 72 | sprintf(dstrp, "%02x: %04x %04x %04x %04x %04x %04x %04x %04x\n", |
| 73 | i*2, r[i+0], r[i+1], r[i+2], r[i+3], r[i+4], r[i+5], r[i+6], r[i+7]); MVP; |
| 74 | } |
| 75 | r = Pico32x.sh2_regs; |
| 76 | sprintf(dstrp, "SH: %04x %04x %04x IRQs: %02x eflags: %02x\n", |
| 77 | r[0], r[1], r[2], Pico32x.sh2irqs, Pico32x.emu_flags); MVP; |
| 78 | |
| 79 | i = 0; |
| 80 | r = Pico32x.vdp_regs; |
| 81 | sprintf(dstrp, "VDP regs:\n"); MVP; |
| 82 | sprintf(dstrp, "%02x: %04x %04x %04x %04x %04x %04x %04x %04x\n", |
| 83 | i*2, r[i+0], r[i+1], r[i+2], r[i+3], r[i+4], r[i+5], r[i+6], r[i+7]); MVP; |
| 84 | |
| 85 | sprintf(dstrp, " mSH2 sSH2\n"); MVP; |
| 86 | sprintf(dstrp, "PC,SR %08x, %03x %08x, %03x\n", sh2_pc(0), sh2_sr(0), sh2_pc(1), sh2_sr(1)); MVP; |
| 87 | for (i = 0; i < 16/2; i++) { |
| 88 | sprintf(dstrp, "R%d,%2d %08x,%08x %08x,%08x\n", i, i + 8, |
| 89 | sh2_reg(0,i), sh2_reg(0,i+8), sh2_reg(1,i), sh2_reg(1,i+8)); MVP; |
| 90 | } |
| 91 | sprintf(dstrp, "gb,vb %08x,%08x %08x,%08x\n", sh2_gbr(0), sh2_vbr(0), sh2_gbr(1), sh2_vbr(1)); MVP; |
| 92 | sprintf(dstrp, "IRQs/mask: %02x/%02x %02x/%02x\n", |
| 93 | Pico32x.sh2irqi[0], Pico32x.sh2irq_mask[0], Pico32x.sh2irqi[1], Pico32x.sh2irq_mask[1]); MVP; |
| 94 | #else |
| 95 | dstr[0] = 0; |
| 96 | #endif |
| 97 | |
| 98 | return dstr; |
| 99 | } |
| 100 | |
| 101 | char *PDebugSpriteList(void) |
| 102 | { |
| 103 | struct PicoVideo *pvid=&Pico.video; |
| 104 | int table=0,u,link=0; |
| 105 | int max_sprites = 80; |
| 106 | char *dstrp; |
| 107 | |
| 108 | if (!(pvid->reg[12]&1)) |
| 109 | max_sprites = 64; |
| 110 | |
| 111 | dstr[0] = 0; |
| 112 | dstrp = dstr; |
| 113 | |
| 114 | table=pvid->reg[5]&0x7f; |
| 115 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
| 116 | table<<=8; // Get sprite table address/2 |
| 117 | |
| 118 | for (u=0; u < max_sprites; u++) |
| 119 | { |
| 120 | unsigned int *sprite; |
| 121 | int code, code2, sx, sy, height; |
| 122 | |
| 123 | sprite=(unsigned int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
| 124 | |
| 125 | // get sprite info |
| 126 | code = sprite[0]; |
| 127 | |
| 128 | // check if it is on this line |
| 129 | sy = (code&0x1ff)-0x80; |
| 130 | height = ((code>>24)&3)+1; |
| 131 | |
| 132 | // masking sprite? |
| 133 | code2 = sprite[1]; |
| 134 | sx = ((code2>>16)&0x1ff)-0x80; |
| 135 | |
| 136 | sprintf(dstrp, "#%02i x:%4i y:%4i %ix%i %s\n", u, sx, sy, ((code>>26)&3)+1, height, |
| 137 | (code2&0x8000)?"hi":"lo"); |
| 138 | MVP; |
| 139 | |
| 140 | link=(code>>16)&0x7f; |
| 141 | if(!link) break; // End of sprites |
| 142 | } |
| 143 | |
| 144 | return dstr; |
| 145 | } |
| 146 | |
| 147 | #define GREEN1 0x0700 |
| 148 | #ifdef USE_BGR555 |
| 149 | #define YELLOW1 0x071c |
| 150 | #define BLUE1 0xf000 |
| 151 | #define RED1 0x001e |
| 152 | #else |
| 153 | #define YELLOW1 0xe700 |
| 154 | #define BLUE1 0x001e |
| 155 | #define RED1 0xf000 |
| 156 | #endif |
| 157 | |
| 158 | static void set16(unsigned short *p, unsigned short d, int cnt) |
| 159 | { |
| 160 | while (cnt-- > 0) |
| 161 | *p++ = d; |
| 162 | } |
| 163 | |
| 164 | void PDebugShowSpriteStats(unsigned short *screen, int stride) |
| 165 | { |
| 166 | int lines, i, u, step; |
| 167 | unsigned short *dest; |
| 168 | unsigned char *p; |
| 169 | |
| 170 | step = (320-4*4-1) / MAX_LINE_SPRITES; |
| 171 | lines = 240; |
| 172 | if (!Pico.m.pal || !(Pico.video.reg[1]&8)) |
| 173 | lines = 224, screen += stride*8; |
| 174 | |
| 175 | for (i = 0; i < lines; i++) |
| 176 | { |
| 177 | dest = screen + stride*i; |
| 178 | p = &HighLnSpr[i][0]; |
| 179 | |
| 180 | // sprite graphs |
| 181 | for (u = 0; u < (p[0] & 0x7f); u++) { |
| 182 | set16(dest, (p[3+u] & 0x80) ? YELLOW1 : GREEN1, step); |
| 183 | dest += step; |
| 184 | } |
| 185 | |
| 186 | // flags |
| 187 | dest = screen + stride*i + 320-4*4; |
| 188 | if (p[1] & 0x40) set16(dest+4*0, GREEN1, 4); |
| 189 | if (p[1] & 0x80) set16(dest+4*1, YELLOW1, 4); |
| 190 | if (p[1] & 0x20) set16(dest+4*2, BLUE1, 4); |
| 191 | if (p[1] & 0x10) set16(dest+4*3, RED1, 4); |
| 192 | } |
| 193 | |
| 194 | // draw grid |
| 195 | for (i = step*5; i <= 320-4*4-1; i += step*5) { |
| 196 | for (u = 0; u < lines; u++) |
| 197 | screen[i + u*stride] = 0x182; |
| 198 | } |
| 199 | } |
| 200 | |
| 201 | void PDebugShowPalette(unsigned short *screen, int stride) |
| 202 | { |
| 203 | int x, y; |
| 204 | |
| 205 | Pico.m.dirtyPal = 1; |
| 206 | if (PicoAHW & PAHW_SMS) |
| 207 | PicoDoHighPal555M4(); |
| 208 | else |
| 209 | PicoDoHighPal555(1); |
| 210 | Pico.m.dirtyPal = 1; |
| 211 | |
| 212 | screen += 16*stride+8; |
| 213 | for (y = 0; y < 8*4; y++) |
| 214 | for (x = 0; x < 8*16; x++) |
| 215 | screen[x + y*stride] = HighPal[x/8 + (y/8)*16]; |
| 216 | |
| 217 | screen += 160; |
| 218 | for (y = 0; y < 8*4; y++) |
| 219 | for (x = 0; x < 8*16; x++) |
| 220 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x40]; |
| 221 | |
| 222 | screen += stride*48; |
| 223 | for (y = 0; y < 8*4; y++) |
| 224 | for (x = 0; x < 8*16; x++) |
| 225 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x80]; |
| 226 | } |
| 227 | |
| 228 | #if defined(DRAW2_OVERRIDE_LINE_WIDTH) |
| 229 | #define DRAW2_LINE_WIDTH DRAW2_OVERRIDE_LINE_WIDTH |
| 230 | #else |
| 231 | #define DRAW2_LINE_WIDTH 328 |
| 232 | #endif |
| 233 | |
| 234 | void PDebugShowSprite(unsigned short *screen, int stride, int which) |
| 235 | { |
| 236 | struct PicoVideo *pvid=&Pico.video; |
| 237 | int table=0,u,link=0,*sprite=0,*fsprite,oldsprite[2]; |
| 238 | int x,y,max_sprites = 80, oldcol, oldreg; |
| 239 | |
| 240 | if (!(pvid->reg[12]&1)) |
| 241 | max_sprites = 64; |
| 242 | |
| 243 | table=pvid->reg[5]&0x7f; |
| 244 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
| 245 | table<<=8; // Get sprite table address/2 |
| 246 | |
| 247 | for (u=0; u < max_sprites && u <= which; u++) |
| 248 | { |
| 249 | sprite=(int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
| 250 | |
| 251 | link=(sprite[0]>>16)&0x7f; |
| 252 | if (!link) break; // End of sprites |
| 253 | } |
| 254 | if (u >= max_sprites) return; |
| 255 | |
| 256 | fsprite = (int *)(Pico.vram+(table&0x7ffc)); |
| 257 | oldsprite[0] = fsprite[0]; |
| 258 | oldsprite[1] = fsprite[1]; |
| 259 | fsprite[0] = (sprite[0] & ~0x007f01ff) | 0x000080; |
| 260 | fsprite[1] = (sprite[1] & ~0x01ff8000) | 0x800000; |
| 261 | oldreg = pvid->reg[7]; |
| 262 | oldcol = Pico.cram[0]; |
| 263 | pvid->reg[7] = 0; |
| 264 | Pico.cram[0] = 0; |
| 265 | PicoDrawMask = PDRAW_SPRITES_LOW_ON; |
| 266 | |
| 267 | PicoFrameFull(); |
| 268 | for (y = 0; y < 8*4; y++) |
| 269 | { |
| 270 | unsigned char *ps = PicoDraw2FB + DRAW2_LINE_WIDTH*y + 8; |
| 271 | for (x = 0; x < 8*4; x++) |
| 272 | if (ps[x]) screen[x] = HighPal[ps[x]], ps[x] = 0; |
| 273 | screen += stride; |
| 274 | } |
| 275 | |
| 276 | fsprite[0] = oldsprite[0]; |
| 277 | fsprite[1] = oldsprite[1]; |
| 278 | pvid->reg[7] = oldreg; |
| 279 | Pico.cram[0] = oldcol; |
| 280 | PicoDrawMask = -1; |
| 281 | } |
| 282 | |
| 283 | #define dump_ram(ram,fname) \ |
| 284 | { \ |
| 285 | unsigned short *sram = (unsigned short *) ram; \ |
| 286 | FILE *f; \ |
| 287 | int i; \ |
| 288 | \ |
| 289 | for (i = 0; i < sizeof(ram)/2; i++) \ |
| 290 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
| 291 | f = fopen(fname, "wb"); \ |
| 292 | if (f) { \ |
| 293 | fwrite(ram, 1, sizeof(ram), f); \ |
| 294 | fclose(f); \ |
| 295 | } \ |
| 296 | for (i = 0; i < sizeof(ram)/2; i++) \ |
| 297 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
| 298 | } |
| 299 | |
| 300 | #define dump_ram_noswab(ram,fname) \ |
| 301 | { \ |
| 302 | FILE *f; \ |
| 303 | f = fopen(fname, "wb"); \ |
| 304 | if (f) { \ |
| 305 | fwrite(ram, 1, sizeof(ram), f); \ |
| 306 | fclose(f); \ |
| 307 | } \ |
| 308 | } |
| 309 | |
| 310 | void PDebugDumpMem(void) |
| 311 | { |
| 312 | dump_ram_noswab(Pico.zram, "dumps/zram.bin"); |
| 313 | dump_ram(Pico.cram, "dumps/cram.bin"); |
| 314 | |
| 315 | if (PicoAHW & PAHW_SMS) |
| 316 | { |
| 317 | dump_ram_noswab(Pico.vramb, "dumps/vram.bin"); |
| 318 | } |
| 319 | else |
| 320 | { |
| 321 | dump_ram(Pico.ram, "dumps/ram.bin"); |
| 322 | dump_ram(Pico.vram, "dumps/vram.bin"); |
| 323 | dump_ram(Pico.vsram,"dumps/vsram.bin"); |
| 324 | } |
| 325 | |
| 326 | if (PicoAHW & PAHW_MCD) |
| 327 | { |
| 328 | dump_ram(Pico_mcd->prg_ram, "dumps/prg_ram.bin"); |
| 329 | if (Pico_mcd->s68k_regs[3]&4) // 1M mode? |
| 330 | wram_1M_to_2M(Pico_mcd->word_ram2M); |
| 331 | dump_ram(Pico_mcd->word_ram2M, "dumps/word_ram_2M.bin"); |
| 332 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
| 333 | dump_ram(Pico_mcd->word_ram1M[0], "dumps/word_ram_1M_0.bin"); |
| 334 | dump_ram(Pico_mcd->word_ram1M[1], "dumps/word_ram_1M_1.bin"); |
| 335 | if (!(Pico_mcd->s68k_regs[3]&4)) // 2M mode? |
| 336 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
| 337 | dump_ram_noswab(Pico_mcd->pcm_ram,"dumps/pcm_ram.bin"); |
| 338 | dump_ram_noswab(Pico_mcd->bram, "dumps/bram.bin"); |
| 339 | } |
| 340 | |
| 341 | #ifndef NO_32X |
| 342 | if (PicoAHW & PAHW_32X) |
| 343 | { |
| 344 | dump_ram(Pico32xMem->sdram, "dumps/sdram.bin"); |
| 345 | dump_ram(Pico32xMem->dram[0], "dumps/dram0.bin"); |
| 346 | dump_ram(Pico32xMem->dram[1], "dumps/dram1.bin"); |
| 347 | dump_ram(Pico32xMem->pal, "dumps/pal32x.bin"); |
| 348 | dump_ram(Pico32xMem->data_array[0], "dumps/data_array0.bin"); |
| 349 | dump_ram(Pico32xMem->data_array[1], "dumps/data_array1.bin"); |
| 350 | } |
| 351 | #endif |
| 352 | } |
| 353 | |
| 354 | void PDebugZ80Frame(void) |
| 355 | { |
| 356 | int lines, line_sample; |
| 357 | |
| 358 | if (PicoAHW & PAHW_SMS) |
| 359 | return; |
| 360 | |
| 361 | if (Pico.m.pal) { |
| 362 | lines = 312; |
| 363 | line_sample = 68; |
| 364 | } else { |
| 365 | lines = 262; |
| 366 | line_sample = 93; |
| 367 | } |
| 368 | |
| 369 | z80_resetCycles(); |
| 370 | emustatus &= ~1; |
| 371 | |
| 372 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) |
| 373 | PicoSyncZ80(line_sample*488); |
| 374 | if (ym2612.dacen && PsndDacLine <= line_sample) |
| 375 | PsndDoDAC(line_sample); |
| 376 | if (PsndOut) |
| 377 | PsndGetSamples(line_sample); |
| 378 | |
| 379 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) { |
| 380 | PicoSyncZ80(224*488); |
| 381 | z80_int(); |
| 382 | } |
| 383 | if (ym2612.dacen && PsndDacLine <= 224) |
| 384 | PsndDoDAC(224); |
| 385 | if (PsndOut) |
| 386 | PsndGetSamples(224); |
| 387 | |
| 388 | // sync z80 |
| 389 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) |
| 390 | PicoSyncZ80(Pico.m.pal ? 151809 : 127671); // cycles adjusted for converter |
| 391 | if (PsndOut && ym2612.dacen && PsndDacLine <= lines-1) |
| 392 | PsndDoDAC(lines-1); |
| 393 | |
| 394 | timers_cycle(); |
| 395 | } |
| 396 | |
| 397 | void PDebugCPUStep(void) |
| 398 | { |
| 399 | if (PicoAHW & PAHW_SMS) |
| 400 | z80_run_nr(1); |
| 401 | else |
| 402 | SekStepM68k(); |
| 403 | } |
| 404 | |