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1 | // some debug code, just for fun of it |
2 | // (c) Copyright 2008 notaz, All rights reserved. |
3 | |
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4 | #include "pico_int.h" |
5 | #include "debug.h" |
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6 | |
7 | #define bit(r, x) ((r>>x)&1) |
8 | #define MVP dstrp+=strlen(dstrp) |
9 | void z80_debug(char *dstr); |
10 | |
11 | static char dstr[1024*8]; |
12 | |
13 | char *PDebugMain(void) |
14 | { |
15 | struct PicoVideo *pv=&Pico.video; |
16 | unsigned char *reg=pv->reg, r; |
17 | extern int HighPreSpr[]; |
18 | int i, sprites_lo, sprites_hi; |
19 | char *dstrp; |
20 | |
21 | sprites_lo = sprites_hi = 0; |
22 | for (i = 0; HighPreSpr[i] != 0; i+=2) |
23 | if (HighPreSpr[i+1] & 0x8000) |
24 | sprites_hi++; |
25 | else sprites_lo++; |
26 | |
27 | dstrp = dstr; |
28 | sprintf(dstrp, "mode set 1: %02x spr lo: %2i, spr hi: %2i\n", (r=reg[0]), sprites_lo, sprites_hi); MVP; |
29 | 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; |
30 | sprintf(dstrp, "mode set 2: %02x hcnt: %i\n", (r=reg[1]), pv->reg[10]); MVP; |
31 | 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; |
32 | sprintf(dstrp, "mode set 3: %02x\n", (r=reg[0xB])); MVP; |
33 | 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; |
34 | sprintf(dstrp, "mode set 4: %02x\n", (r=reg[0xC])); MVP; |
35 | sprintf(dstrp, "interlace: %i%i, cells: %i, shadow: %i\n", bit(r,2), bit(r,1), (r&0x80) ? 40 : 32, bit(r,3)); MVP; |
36 | sprintf(dstrp, "scroll size: w: %i, h: %i SRAM: %i; eeprom: %i (%i)\n", reg[0x10]&3, (reg[0x10]&0x30)>>4, |
37 | bit(Pico.m.sram_reg, 4), bit(Pico.m.sram_reg, 2), SRam.eeprom_type); MVP; |
38 | sprintf(dstrp, "sram range: %06x-%06x, reg: %02x\n", SRam.start, SRam.end, Pico.m.sram_reg); MVP; |
39 | 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; |
40 | sprintf(dstrp, "pal: %i, hw: %02x, frame#: %i\n", Pico.m.pal, Pico.m.hardware, Pico.m.frame_count); MVP; |
41 | #if defined(EMU_C68K) |
42 | sprintf(dstrp, "M68k: PC: %06x, st_flg: %x, cycles: %u\n", SekPc, PicoCpuCM68k.state_flags, SekCyclesDoneT()); MVP; |
43 | sprintf(dstrp, "d0=%08x, a0=%08x, osp=%08x, irql=%i\n", PicoCpuCM68k.d[0], PicoCpuCM68k.a[0], PicoCpuCM68k.osp, PicoCpuCM68k.irq); MVP; |
44 | sprintf(dstrp, "d1=%08x, a1=%08x, sr=%04x\n", PicoCpuCM68k.d[1], PicoCpuCM68k.a[1], CycloneGetSr(&PicoCpuCM68k)); dstrp+=strlen(dstrp); MVP; |
45 | for(r=2; r < 8; r++) { |
46 | sprintf(dstrp, "d%i=%08x, a%i=%08x\n", r, PicoCpuCM68k.d[r], r, PicoCpuCM68k.a[r]); MVP; |
47 | } |
48 | #elif defined(EMU_M68K) |
49 | sprintf(dstrp, "M68k: PC: %06x, cycles: %u, irql: %i\n", SekPc, SekCyclesDoneT(), PicoCpuMM68k.int_level>>8); MVP; |
50 | #elif defined(EMU_F68K) |
51 | sprintf(dstrp, "M68k: PC: %06x, cycles: %u, irql: %i\n", SekPc, SekCyclesDoneT(), PicoCpuFM68k.interrupts[0]); MVP; |
52 | #endif |
53 | sprintf(dstrp, "z80Run: %i, z80_reset: %i, z80_bnk: %06x\n", Pico.m.z80Run, Pico.m.z80_reset, Pico.m.z80_bank68k<<15); MVP; |
54 | z80_debug(dstrp); MVP; |
55 | if (strlen(dstr) > sizeof(dstr)) |
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56 | elprintf(EL_STATUS, "warning: debug buffer overflow (%i/%i)\n", strlen(dstr), sizeof(dstr)); |
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57 | |
58 | return dstr; |
59 | } |
60 | |
61 | char *PDebugSpriteList(void) |
62 | { |
63 | struct PicoVideo *pvid=&Pico.video; |
64 | int table=0,u,link=0; |
65 | int max_sprites = 80; |
66 | char *dstrp; |
67 | |
68 | if (!(pvid->reg[12]&1)) |
69 | max_sprites = 64; |
70 | |
71 | dstr[0] = 0; |
72 | dstrp = dstr; |
73 | |
74 | table=pvid->reg[5]&0x7f; |
75 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
76 | table<<=8; // Get sprite table address/2 |
77 | |
78 | for (u=0; u < max_sprites; u++) |
79 | { |
80 | unsigned int *sprite; |
81 | int code, code2, sx, sy, height; |
82 | |
83 | sprite=(unsigned int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
84 | |
85 | // get sprite info |
86 | code = sprite[0]; |
87 | |
88 | // check if it is on this line |
89 | sy = (code&0x1ff)-0x80; |
90 | height = ((code>>24)&3)+1; |
91 | |
92 | // masking sprite? |
93 | code2 = sprite[1]; |
94 | sx = ((code2>>16)&0x1ff)-0x80; |
95 | |
96 | sprintf(dstrp, "#%02i x:%4i y:%4i %ix%i %s\n", u, sx, sy, ((code>>26)&3)+1, height, |
97 | (code2&0x8000)?"hi":"lo"); |
98 | MVP; |
99 | |
100 | link=(code>>16)&0x7f; |
101 | if(!link) break; // End of sprites |
102 | } |
103 | |
104 | return dstr; |
105 | } |
106 | |
107 | #define GREEN1 0x0700 |
108 | #ifdef USE_BGR555 |
109 | #define YELLOW1 0x071c |
110 | #define BLUE1 0xf000 |
111 | #define RED1 0x001e |
112 | #else |
113 | #define YELLOW1 0xe700 |
114 | #define BLUE1 0x001e |
115 | #define RED1 0xf000 |
116 | #endif |
117 | |
118 | static void set16(unsigned short *p, unsigned short d, int cnt) |
119 | { |
120 | while (cnt-- > 0) |
121 | *p++ = d; |
122 | } |
123 | |
124 | void PDebugShowSpriteStats(unsigned short *screen, int stride) |
125 | { |
126 | int lines, i, u, step; |
127 | unsigned short *dest; |
128 | unsigned char *p; |
129 | |
130 | step = (320-4*4-1) / MAX_LINE_SPRITES; |
131 | lines = 240; |
132 | if (!Pico.m.pal || !(Pico.video.reg[1]&8)) |
133 | lines = 224, screen += stride*8; |
134 | |
135 | for (i = 0; i < lines; i++) |
136 | { |
137 | dest = screen + stride*i; |
138 | p = &HighLnSpr[i][0]; |
139 | |
140 | // sprite graphs |
141 | for (u = 0; u < (p[0] & 0x7f); u++) { |
142 | set16(dest, (p[3+u] & 0x80) ? YELLOW1 : GREEN1, step); |
143 | dest += step; |
144 | } |
145 | |
146 | // flags |
147 | dest = screen + stride*i + 320-4*4; |
148 | if (p[1] & 0x40) set16(dest+4*0, GREEN1, 4); |
149 | if (p[1] & 0x80) set16(dest+4*1, YELLOW1, 4); |
150 | if (p[1] & 0x20) set16(dest+4*2, BLUE1, 4); |
151 | if (p[1] & 0x10) set16(dest+4*3, RED1, 4); |
152 | } |
153 | |
154 | // draw grid |
155 | for (i = step*5; i <= 320-4*4-1; i += step*5) { |
156 | for (u = 0; u < lines; u++) |
157 | screen[i + u*stride] = 0x182; |
158 | } |
159 | } |
160 | |
161 | void PDebugShowPalette(unsigned short *screen, int stride) |
162 | { |
163 | unsigned int *spal=(void *)Pico.cram; |
164 | unsigned int *dpal=(void *)HighPal; |
165 | int x, y, i; |
166 | |
167 | for (i = 0x3f/2; i >= 0; i--) |
168 | #ifdef USE_BGR555 |
169 | dpal[i] = ((spal[i]&0x000f000f)<< 1)|((spal[i]&0x00f000f0)<<3)|((spal[i]&0x0f000f00)<<4); |
170 | #else |
171 | dpal[i] = ((spal[i]&0x000f000f)<<12)|((spal[i]&0x00f000f0)<<3)|((spal[i]&0x0f000f00)>>7); |
172 | #endif |
173 | for (i = 0x3f; i >= 0; i--) |
174 | HighPal[0x40|i] = (unsigned short)((HighPal[i]>>1)&0x738e); |
175 | for (i = 0x3f; i >= 0; i--) { |
176 | int t=HighPal[i]&0xe71c;t+=0x4208;if(t&0x20)t|=0x1c;if(t&0x800)t|=0x700;if(t&0x10000)t|=0xe000;t&=0xe71c; |
177 | HighPal[0x80|i] = (unsigned short)t; |
178 | } |
179 | |
180 | screen += 16*stride+8; |
181 | for (y = 0; y < 8*4; y++) |
182 | for (x = 0; x < 8*16; x++) |
183 | screen[x + y*stride] = HighPal[x/8 + (y/8)*16]; |
184 | |
185 | screen += 160; |
186 | for (y = 0; y < 8*4; y++) |
187 | for (x = 0; x < 8*16; x++) |
188 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x40]; |
189 | |
190 | screen += stride*48; |
191 | for (y = 0; y < 8*4; y++) |
192 | for (x = 0; x < 8*16; x++) |
193 | screen[x + y*stride] = HighPal[(x/8 + (y/8)*16) | 0x80]; |
194 | |
195 | Pico.m.dirtyPal = 1; |
196 | } |
197 | |
198 | #if defined(DRAW2_OVERRIDE_LINE_WIDTH) |
199 | #define DRAW2_LINE_WIDTH DRAW2_OVERRIDE_LINE_WIDTH |
200 | #else |
201 | #define DRAW2_LINE_WIDTH 328 |
202 | #endif |
203 | |
204 | void PDebugShowSprite(unsigned short *screen, int stride, int which) |
205 | { |
206 | struct PicoVideo *pvid=&Pico.video; |
207 | int table=0,u,link=0,*sprite=0,*fsprite,oldsprite[2]; |
208 | int x,y,max_sprites = 80, oldcol, oldreg; |
209 | |
210 | if (!(pvid->reg[12]&1)) |
211 | max_sprites = 64; |
212 | |
213 | table=pvid->reg[5]&0x7f; |
214 | if (pvid->reg[12]&1) table&=0x7e; // Lowest bit 0 in 40-cell mode |
215 | table<<=8; // Get sprite table address/2 |
216 | |
217 | for (u=0; u < max_sprites && u <= which; u++) |
218 | { |
219 | sprite=(int *)(Pico.vram+((table+(link<<2))&0x7ffc)); // Find sprite |
220 | |
221 | link=(sprite[0]>>16)&0x7f; |
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222 | if (!link) break; // End of sprites |
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223 | } |
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224 | if (u >= max_sprites) return; |
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225 | |
226 | fsprite = (int *)(Pico.vram+(table&0x7ffc)); |
227 | oldsprite[0] = fsprite[0]; |
228 | oldsprite[1] = fsprite[1]; |
229 | fsprite[0] = (sprite[0] & ~0x007f01ff) | 0x000080; |
230 | fsprite[1] = (sprite[1] & ~0x01ff8000) | 0x800000; |
231 | oldreg = pvid->reg[7]; |
232 | oldcol = Pico.cram[0]; |
233 | pvid->reg[7] = 0; |
234 | Pico.cram[0] = 0; |
235 | PicoDrawMask = PDRAW_SPRITES_LOW_ON; |
236 | |
237 | PicoFrameFull(); |
238 | for (y = 0; y < 8*4; y++) |
239 | { |
240 | unsigned char *ps = PicoDraw2FB + DRAW2_LINE_WIDTH*y + 8; |
241 | for (x = 0; x < 8*4; x++) |
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242 | if (ps[x]) screen[x] = HighPal[ps[x]], ps[x] = 0; |
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243 | screen += stride; |
244 | } |
245 | |
246 | fsprite[0] = oldsprite[0]; |
247 | fsprite[1] = oldsprite[1]; |
248 | pvid->reg[7] = oldreg; |
249 | Pico.cram[0] = oldcol; |
250 | PicoDrawMask = -1; |
251 | } |
252 | |
253 | #define dump_ram(ram,fname) \ |
254 | { \ |
255 | unsigned short *sram = (unsigned short *) ram; \ |
256 | FILE *f; \ |
257 | int i; \ |
258 | \ |
259 | for (i = 0; i < sizeof(ram)/2; i++) \ |
260 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
261 | f = fopen(fname, "wb"); \ |
262 | if (f) { \ |
263 | fwrite(ram, 1, sizeof(ram), f); \ |
264 | fclose(f); \ |
265 | } \ |
266 | for (i = 0; i < sizeof(ram)/2; i++) \ |
267 | sram[i] = (sram[i]<<8) | (sram[i]>>8); \ |
268 | } |
269 | |
270 | #define dump_ram_noswab(ram,fname) \ |
271 | { \ |
272 | FILE *f; \ |
273 | f = fopen(fname, "wb"); \ |
274 | if (f) { \ |
275 | fwrite(ram, 1, sizeof(ram), f); \ |
276 | fclose(f); \ |
277 | } \ |
278 | } |
279 | |
280 | void PDebugDumpMem(void) |
281 | { |
282 | dump_ram(Pico.ram, "dumps/ram.bin"); |
283 | dump_ram_noswab(Pico.zram, "dumps/zram.bin"); |
284 | dump_ram(Pico.vram, "dumps/vram.bin"); |
285 | dump_ram(Pico.cram, "dumps/cram.bin"); |
286 | dump_ram(Pico.vsram,"dumps/vsram.bin"); |
287 | |
288 | if (PicoAHW & PAHW_MCD) |
289 | { |
290 | dump_ram(Pico_mcd->prg_ram, "dumps/prg_ram.bin"); |
291 | if (Pico_mcd->s68k_regs[3]&4) // 1M mode? |
292 | wram_1M_to_2M(Pico_mcd->word_ram2M); |
293 | dump_ram(Pico_mcd->word_ram2M, "dumps/word_ram_2M.bin"); |
294 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
295 | dump_ram(Pico_mcd->word_ram1M[0], "dumps/word_ram_1M_0.bin"); |
296 | dump_ram(Pico_mcd->word_ram1M[1], "dumps/word_ram_1M_1.bin"); |
297 | if (!(Pico_mcd->s68k_regs[3]&4)) // 2M mode? |
298 | wram_2M_to_1M(Pico_mcd->word_ram2M); |
299 | dump_ram_noswab(Pico_mcd->pcm_ram,"dumps/pcm_ram.bin"); |
300 | dump_ram_noswab(Pico_mcd->bram, "dumps/bram.bin"); |
301 | } |
302 | } |
303 | |