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1 | // some debug code, just for fun of it |
2 | // (c) Copyright 2008 notaz, All rights reserved. |
3 | |
efcba75f |
4 | #include "pico_int.h" |
7b3f44c6 |
5 | #include "sound/ym2612.h" |
efcba75f |
6 | #include "debug.h" |
f579f7b8 |
7 | |
8 | #define bit(r, x) ((r>>x)&1) |
9 | #define MVP dstrp+=strlen(dstrp) |
10 | void z80_debug(char *dstr); |
11 | |
12 | static char dstr[1024*8]; |
13 | |
14 | char *PDebugMain(void) |
15 | { |
16 | struct PicoVideo *pv=&Pico.video; |
17 | unsigned char *reg=pv->reg, r; |
18 | extern int HighPreSpr[]; |
19 | int i, sprites_lo, sprites_hi; |
20 | char *dstrp; |
21 | |
22 | sprites_lo = sprites_hi = 0; |
23 | for (i = 0; HighPreSpr[i] != 0; i+=2) |
24 | if (HighPreSpr[i+1] & 0x8000) |
25 | sprites_hi++; |
26 | else sprites_lo++; |
27 | |
28 | dstrp = dstr; |
29 | sprintf(dstrp, "mode set 1: %02x spr lo: %2i, spr hi: %2i\n", (r=reg[0]), sprites_lo, sprites_hi); MVP; |
30 | 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; |
31 | sprintf(dstrp, "mode set 2: %02x hcnt: %i\n", (r=reg[1]), pv->reg[10]); MVP; |
32 | 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; |
33 | sprintf(dstrp, "mode set 3: %02x\n", (r=reg[0xB])); MVP; |
34 | 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; |
35 | sprintf(dstrp, "mode set 4: %02x\n", (r=reg[0xC])); MVP; |
36 | sprintf(dstrp, "interlace: %i%i, cells: %i, shadow: %i\n", bit(r,2), bit(r,1), (r&0x80) ? 40 : 32, bit(r,3)); MVP; |
37 | sprintf(dstrp, "scroll size: w: %i, h: %i SRAM: %i; eeprom: %i (%i)\n", reg[0x10]&3, (reg[0x10]&0x30)>>4, |
45f2f245 |
38 | !!(SRam.flags & SRF_ENABLED), !!(SRam.flags & SRF_EEPROM), SRam.eeprom_type); MVP; |
39 | sprintf(dstrp, "sram range: %06x-%06x, reg: %02x\n", SRam.start, SRam.end, Pico.m.sram_reg); MVP; |
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40 | 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; |
5fadfb1c |
41 | sprintf(dstrp, "pal: %i, hw: %02x, frame#: %i, cycles: %i\n", Pico.m.pal, Pico.m.hardware, Pico.m.frame_count, SekCyclesDoneT()); MVP; |
42 | sprintf(dstrp, "M68k: PC: %06x, SR: %04x, irql: %i\n", SekPc, SekSr, SekIrqLevel); MVP; |
f579f7b8 |
43 | #if defined(EMU_C68K) |
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44 | sprintf(dstrp - 1, ", st_flg: %x\n", PicoCpuCM68k.state_flags); MVP; |
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45 | #endif |
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46 | for (r = 0; r < 8; r++) { |
47 | sprintf(dstrp, "d%i=%08x, a%i=%08x\n", r, SekDar(r), r, SekDar(r+8)); MVP; |
48 | } |
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49 | sprintf(dstrp, "z80Run: %i, z80_reset: %i, z80_bnk: %06x\n", Pico.m.z80Run, Pico.m.z80_reset, Pico.m.z80_bank68k<<15); MVP; |
50 | z80_debug(dstrp); MVP; |
51 | if (strlen(dstr) > sizeof(dstr)) |
f8af9634 |
52 | elprintf(EL_STATUS, "warning: debug buffer overflow (%i/%i)\n", strlen(dstr), sizeof(dstr)); |
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53 | |
54 | return dstr; |
55 | } |
56 | |
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57 | char *PDebug32x(void) |
58 | { |
59 | char *dstrp = dstr; |
60 | unsigned short *r; |
61 | int i; |
62 | |
63 | r = Pico32x.regs; |
64 | sprintf(dstrp, "regs:\n"); MVP; |
65 | for (i = 0; i < 0x40/2; i += 8) { |
66 | sprintf(dstrp, "%02x: %04x %04x %04x %04x %04x %04x %04x %04x\n", |
67 | 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; |
68 | } |
be20816c |
69 | r = Pico32x.sh2_regs; |
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70 | sprintf(dstrp, "SH: %04x %04x %04x IRQs: %02x eflags: %02x\n", |
71 | r[0], r[1], r[2], Pico32x.sh2irqs, Pico32x.emu_flags); MVP; |
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72 | |
73 | i = 0; |
74 | r = Pico32x.vdp_regs; |
75 | sprintf(dstrp, "VDP regs:\n"); MVP; |
76 | sprintf(dstrp, "%02x: %04x %04x %04x %04x %04x %04x %04x %04x\n", |
77 | 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; |
78 | |
79 | sprintf(dstrp, " mSH2 sSH2\n"); MVP; |
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80 | sprintf(dstrp, "PC,SR %08x, %03x %08x, %03x\n", sh2_pc(0), sh2_sr(0), sh2_pc(1), sh2_sr(1)); MVP; |
266c6afa |
81 | for (i = 0; i < 16/2; i++) { |
82 | sprintf(dstrp, "R%d,%2d %08x,%08x %08x,%08x\n", i, i + 8, |
4ea707e1 |
83 | sh2_reg(0,i), sh2_reg(0,i+8), sh2_reg(1,i), sh2_reg(1,i+8)); MVP; |
266c6afa |
84 | } |
c987bb5c |
85 | sprintf(dstrp, "gb,vb %08x,%08x %08x,%08x\n", sh2_gbr(0), sh2_vbr(0), sh2_gbr(1), sh2_vbr(1)); MVP; |
be20816c |
86 | sprintf(dstrp, "IRQs/mask: %02x/%02x %02x/%02x\n", |
87 | Pico32x.sh2irqi[0], Pico32x.sh2irq_mask[0], Pico32x.sh2irqi[1], Pico32x.sh2irq_mask[1]); MVP; |
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88 | |
89 | return dstr; |
90 | } |
91 | |
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92 | char *PDebugSpriteList(void) |
93 | { |
94 | struct PicoVideo *pvid=&Pico.video; |
95 | int table=0,u,link=0; |
96 | int max_sprites = 80; |
97 | char *dstrp; |
98 | |
99 | if (!(pvid->reg[12]&1)) |
100 | max_sprites = 64; |
101 | |
102 | dstr[0] = 0; |
103 | dstrp = dstr; |
104 | |
105 | table=pvid->reg[5]&0x7f; |
106 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
107 | table<<=8; // Get sprite table address/2 |
108 | |
109 | for (u=0; u < max_sprites; u++) |
110 | { |
111 | unsigned int *sprite; |
112 | int code, code2, sx, sy, height; |
113 | |
114 | sprite=(unsigned int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
115 | |
116 | // get sprite info |
117 | code = sprite[0]; |
118 | |
119 | // check if it is on this line |
120 | sy = (code&0x1ff)-0x80; |
121 | height = ((code>>24)&3)+1; |
122 | |
123 | // masking sprite? |
124 | code2 = sprite[1]; |
125 | sx = ((code2>>16)&0x1ff)-0x80; |
126 | |
127 | sprintf(dstrp, "#%02i x:%4i y:%4i %ix%i %s\n", u, sx, sy, ((code>>26)&3)+1, height, |
128 | (code2&0x8000)?"hi":"lo"); |
129 | MVP; |
130 | |
131 | link=(code>>16)&0x7f; |
132 | if(!link) break; // End of sprites |
133 | } |
134 | |
135 | return dstr; |
136 | } |
137 | |
138 | #define GREEN1 0x0700 |
139 | #ifdef USE_BGR555 |
140 | #define YELLOW1 0x071c |
141 | #define BLUE1 0xf000 |
142 | #define RED1 0x001e |
143 | #else |
144 | #define YELLOW1 0xe700 |
145 | #define BLUE1 0x001e |
146 | #define RED1 0xf000 |
147 | #endif |
148 | |
149 | static void set16(unsigned short *p, unsigned short d, int cnt) |
150 | { |
151 | while (cnt-- > 0) |
152 | *p++ = d; |
153 | } |
154 | |
155 | void PDebugShowSpriteStats(unsigned short *screen, int stride) |
156 | { |
157 | int lines, i, u, step; |
158 | unsigned short *dest; |
159 | unsigned char *p; |
160 | |
161 | step = (320-4*4-1) / MAX_LINE_SPRITES; |
162 | lines = 240; |
163 | if (!Pico.m.pal || !(Pico.video.reg[1]&8)) |
164 | lines = 224, screen += stride*8; |
165 | |
166 | for (i = 0; i < lines; i++) |
167 | { |
168 | dest = screen + stride*i; |
169 | p = &HighLnSpr[i][0]; |
170 | |
171 | // sprite graphs |
172 | for (u = 0; u < (p[0] & 0x7f); u++) { |
173 | set16(dest, (p[3+u] & 0x80) ? YELLOW1 : GREEN1, step); |
174 | dest += step; |
175 | } |
176 | |
177 | // flags |
178 | dest = screen + stride*i + 320-4*4; |
179 | if (p[1] & 0x40) set16(dest+4*0, GREEN1, 4); |
180 | if (p[1] & 0x80) set16(dest+4*1, YELLOW1, 4); |
181 | if (p[1] & 0x20) set16(dest+4*2, BLUE1, 4); |
182 | if (p[1] & 0x10) set16(dest+4*3, RED1, 4); |
183 | } |
184 | |
185 | // draw grid |
186 | for (i = step*5; i <= 320-4*4-1; i += step*5) { |
187 | for (u = 0; u < lines; u++) |
188 | screen[i + u*stride] = 0x182; |
189 | } |
190 | } |
191 | |
192 | void PDebugShowPalette(unsigned short *screen, int stride) |
193 | { |
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194 | int x, y; |
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195 | |
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196 | Pico.m.dirtyPal = 1; |
197 | if (PicoAHW & PAHW_SMS) |
198 | PicoDoHighPal555M4(); |
199 | else |
200 | PicoDoHighPal555(1); |
201 | Pico.m.dirtyPal = 1; |
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202 | |
203 | screen += 16*stride+8; |
204 | for (y = 0; y < 8*4; y++) |
205 | for (x = 0; x < 8*16; x++) |
206 | screen[x + y*stride] = HighPal[x/8 + (y/8)*16]; |
207 | |
208 | screen += 160; |
209 | for (y = 0; y < 8*4; y++) |
210 | for (x = 0; x < 8*16; x++) |
211 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x40]; |
212 | |
213 | screen += stride*48; |
214 | for (y = 0; y < 8*4; y++) |
215 | for (x = 0; x < 8*16; x++) |
216 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x80]; |
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217 | } |
218 | |
219 | #if defined(DRAW2_OVERRIDE_LINE_WIDTH) |
220 | #define DRAW2_LINE_WIDTH DRAW2_OVERRIDE_LINE_WIDTH |
221 | #else |
222 | #define DRAW2_LINE_WIDTH 328 |
223 | #endif |
224 | |
225 | void PDebugShowSprite(unsigned short *screen, int stride, int which) |
226 | { |
227 | struct PicoVideo *pvid=&Pico.video; |
228 | int table=0,u,link=0,*sprite=0,*fsprite,oldsprite[2]; |
229 | int x,y,max_sprites = 80, oldcol, oldreg; |
230 | |
231 | if (!(pvid->reg[12]&1)) |
232 | max_sprites = 64; |
233 | |
234 | table=pvid->reg[5]&0x7f; |
235 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
236 | table<<=8; // Get sprite table address/2 |
237 | |
238 | for (u=0; u < max_sprites && u <= which; u++) |
239 | { |
240 | sprite=(int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
241 | |
242 | link=(sprite[0]>>16)&0x7f; |
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243 | if (!link) break; // End of sprites |
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244 | } |
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245 | if (u >= max_sprites) return; |
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246 | |
247 | fsprite = (int *)(Pico.vram+(table&0x7ffc)); |
248 | oldsprite[0] = fsprite[0]; |
249 | oldsprite[1] = fsprite[1]; |
250 | fsprite[0] = (sprite[0] & ~0x007f01ff) | 0x000080; |
251 | fsprite[1] = (sprite[1] & ~0x01ff8000) | 0x800000; |
252 | oldreg = pvid->reg[7]; |
253 | oldcol = Pico.cram[0]; |
254 | pvid->reg[7] = 0; |
255 | Pico.cram[0] = 0; |
256 | PicoDrawMask = PDRAW_SPRITES_LOW_ON; |
257 | |
258 | PicoFrameFull(); |
259 | for (y = 0; y < 8*4; y++) |
260 | { |
261 | unsigned char *ps = PicoDraw2FB + DRAW2_LINE_WIDTH*y + 8; |
262 | for (x = 0; x < 8*4; x++) |
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263 | if (ps[x]) screen[x] = HighPal[ps[x]], ps[x] = 0; |
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264 | screen += stride; |
265 | } |
266 | |
267 | fsprite[0] = oldsprite[0]; |
268 | fsprite[1] = oldsprite[1]; |
269 | pvid->reg[7] = oldreg; |
270 | Pico.cram[0] = oldcol; |
271 | PicoDrawMask = -1; |
272 | } |
273 | |
274 | #define dump_ram(ram,fname) \ |
275 | { \ |
276 | unsigned short *sram = (unsigned short *) ram; \ |
277 | FILE *f; \ |
278 | int i; \ |
279 | \ |
280 | for (i = 0; i < sizeof(ram)/2; i++) \ |
281 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
282 | f = fopen(fname, "wb"); \ |
283 | if (f) { \ |
284 | fwrite(ram, 1, sizeof(ram), f); \ |
285 | fclose(f); \ |
286 | } \ |
287 | for (i = 0; i < sizeof(ram)/2; i++) \ |
288 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
289 | } |
290 | |
291 | #define dump_ram_noswab(ram,fname) \ |
292 | { \ |
293 | FILE *f; \ |
294 | f = fopen(fname, "wb"); \ |
295 | if (f) { \ |
296 | fwrite(ram, 1, sizeof(ram), f); \ |
297 | fclose(f); \ |
298 | } \ |
299 | } |
300 | |
301 | void PDebugDumpMem(void) |
302 | { |
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303 | dump_ram_noswab(Pico.zram, "dumps/zram.bin"); |
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304 | dump_ram(Pico.cram, "dumps/cram.bin"); |
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305 | |
306 | if (PicoAHW & PAHW_SMS) |
307 | { |
308 | dump_ram_noswab(Pico.vramb, "dumps/vram.bin"); |
309 | } |
310 | else |
311 | { |
312 | dump_ram(Pico.ram, "dumps/ram.bin"); |
313 | dump_ram(Pico.vram, "dumps/vram.bin"); |
314 | dump_ram(Pico.vsram,"dumps/vsram.bin"); |
315 | } |
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316 | |
317 | if (PicoAHW & PAHW_MCD) |
318 | { |
319 | dump_ram(Pico_mcd->prg_ram, "dumps/prg_ram.bin"); |
320 | if (Pico_mcd->s68k_regs[3]&4) // 1M mode? |
321 | wram_1M_to_2M(Pico_mcd->word_ram2M); |
322 | dump_ram(Pico_mcd->word_ram2M, "dumps/word_ram_2M.bin"); |
323 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
324 | dump_ram(Pico_mcd->word_ram1M[0], "dumps/word_ram_1M_0.bin"); |
325 | dump_ram(Pico_mcd->word_ram1M[1], "dumps/word_ram_1M_1.bin"); |
326 | if (!(Pico_mcd->s68k_regs[3]&4)) // 2M mode? |
327 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
328 | dump_ram_noswab(Pico_mcd->pcm_ram,"dumps/pcm_ram.bin"); |
329 | dump_ram_noswab(Pico_mcd->bram, "dumps/bram.bin"); |
330 | } |
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331 | |
332 | if (PicoAHW & PAHW_32X) |
333 | { |
334 | dump_ram(Pico32xMem->sdram, "dumps/sdram.bin"); |
335 | dump_ram(Pico32xMem->dram[0], "dumps/dram0.bin"); |
336 | dump_ram(Pico32xMem->dram[1], "dumps/dram1.bin"); |
337 | dump_ram(Pico32xMem->pal, "dumps/pal32x.bin"); |
db1d3564 |
338 | dump_ram(Pico32xMem->data_array[0], "dumps/data_array0.bin"); |
339 | dump_ram(Pico32xMem->data_array[1], "dumps/data_array1.bin"); |
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340 | } |
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341 | } |
342 | |
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343 | void PDebugZ80Frame(void) |
344 | { |
345 | int lines, line_sample; |
346 | |
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347 | if (PicoAHW & PAHW_SMS) |
348 | return; |
349 | |
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350 | if (Pico.m.pal) { |
351 | lines = 312; |
352 | line_sample = 68; |
353 | } else { |
354 | lines = 262; |
355 | line_sample = 93; |
356 | } |
357 | |
358 | z80_resetCycles(); |
359 | emustatus &= ~1; |
360 | |
361 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) |
362 | PicoSyncZ80(line_sample*488); |
363 | if (ym2612.dacen && PsndDacLine <= line_sample) |
364 | PsndDoDAC(line_sample); |
365 | if (PsndOut) |
366 | PsndGetSamples(line_sample); |
367 | |
368 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) { |
369 | PicoSyncZ80(224*488); |
370 | z80_int(); |
371 | } |
372 | if (ym2612.dacen && PsndDacLine <= 224) |
373 | PsndDoDAC(224); |
374 | if (PsndOut) |
375 | PsndGetSamples(224); |
376 | |
377 | // sync z80 |
378 | if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) |
379 | PicoSyncZ80(Pico.m.pal ? 151809 : 127671); // cycles adjusted for converter |
380 | if (PsndOut && ym2612.dacen && PsndDacLine <= lines-1) |
381 | PsndDoDAC(lines-1); |
382 | |
383 | timers_cycle(); |
384 | } |
385 | |
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386 | void PDebugCPUStep(void) |
387 | { |
388 | if (PicoAHW & PAHW_SMS) |
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389 | z80_run_nr(1); |
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390 | else |
391 | SekStepM68k(); |
392 | } |
393 | |