55b0eeea |
1 | /* |
2 | * (C) GraÅžvydas "notaz" Ignotas, 2009-2011 |
3 | * |
4 | * This work is licensed under the terms of the GNU GPLv2 or later. |
5 | * See the COPYING file in the top-level directory. |
6 | */ |
7 | |
8 | #include <stdio.h> |
9 | #include <stdlib.h> |
10 | #include <string.h> |
11 | #include <sys/types.h> |
12 | #include <sys/stat.h> |
13 | #include <fcntl.h> |
14 | #include <sys/ioctl.h> |
15 | #include <unistd.h> |
16 | #include <linux/fb.h> |
17 | #include <sys/mman.h> |
221be40d |
18 | #include <linux/soundcard.h> |
b07c18e8 |
19 | #include <linux/input.h> |
55b0eeea |
20 | |
21 | #include "common/input.h" |
221be40d |
22 | #include "gp2x/in_gp2x.h" |
b07c18e8 |
23 | #include "linux/in_evdev.h" |
55b0eeea |
24 | #include "common/menu.h" |
25 | #include "warm/warm.h" |
26 | #include "plugin_lib.h" |
221be40d |
27 | #include "pl_gun_ts.h" |
02ee7e24 |
28 | #include "blit320.h" |
faf2b2aa |
29 | #include "in_tsbutton.h" |
55b0eeea |
30 | #include "main.h" |
31 | #include "menu.h" |
32 | #include "plat.h" |
d3f3bf09 |
33 | #include "pcnt.h" |
62d7fa95 |
34 | #include "../plugins/gpulib/cspace.h" |
55b0eeea |
35 | |
221be40d |
36 | int gp2x_dev_id; |
37 | |
38 | static int fbdev = -1, memdev = -1, battdev = -1, mixerdev = -1; |
55b0eeea |
39 | static volatile unsigned short *memregs; |
40 | static volatile unsigned int *memregl; |
41 | static void *fb_vaddrs[2]; |
42 | static unsigned int fb_paddrs[2]; |
43 | static int fb_work_buf; |
02ee7e24 |
44 | static int cpu_clock_allowed, have_warm; |
0b6c6da8 |
45 | static unsigned int saved_video_regs[2][6]; |
46 | #define FB_VRAM_SIZE (320*240*2*2*2) // 2 buffers with space for 24bpp mode |
55b0eeea |
47 | |
48 | static unsigned short *psx_vram; |
49 | static unsigned int psx_vram_padds[512]; |
02ee7e24 |
50 | static int psx_step, psx_width, psx_height, psx_bpp; |
a72ac803 |
51 | static int psx_offset_x, psx_offset_y, psx_src_width, psx_src_height; |
41f55c9f |
52 | static int fb_offset_x, fb_offset_y; |
55b0eeea |
53 | |
9b4bd105 |
54 | static void caanoo_init(void); |
b07c18e8 |
55 | static void wiz_init(void); |
56 | |
9b4bd105 |
57 | |
b07c18e8 |
58 | static const struct in_default_bind in_evdev_defbinds[] = { |
59 | { KEY_UP, IN_BINDTYPE_PLAYER12, DKEY_UP }, |
60 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, DKEY_DOWN }, |
61 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, DKEY_LEFT }, |
62 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, DKEY_RIGHT }, |
63 | { BTN_TOP, IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE }, |
64 | { BTN_THUMB, IN_BINDTYPE_PLAYER12, DKEY_CROSS }, |
65 | { BTN_THUMB2, IN_BINDTYPE_PLAYER12, DKEY_CIRCLE }, |
66 | { BTN_TRIGGER, IN_BINDTYPE_PLAYER12, DKEY_SQUARE }, |
67 | { BTN_BASE3, IN_BINDTYPE_PLAYER12, DKEY_START }, |
68 | { BTN_BASE4, IN_BINDTYPE_PLAYER12, DKEY_SELECT }, |
69 | { BTN_TOP2, IN_BINDTYPE_PLAYER12, DKEY_L1 }, |
70 | { BTN_PINKIE, IN_BINDTYPE_PLAYER12, DKEY_R1 }, |
71 | { BTN_BASE, IN_BINDTYPE_EMU, SACTION_ENTER_MENU }, |
72 | { 0, 0, 0 }, |
73 | }; |
9b4bd105 |
74 | |
55b0eeea |
75 | static void *fb_flip(void) |
76 | { |
0b6c6da8 |
77 | memregl[0x406C>>2] = memregl[0x446C>>2] = fb_paddrs[fb_work_buf]; |
55b0eeea |
78 | memregl[0x4058>>2] |= 0x10; |
0b6c6da8 |
79 | memregl[0x4458>>2] |= 0x10; |
55b0eeea |
80 | fb_work_buf ^= 1; |
81 | return fb_vaddrs[fb_work_buf]; |
82 | } |
83 | |
84 | static void pollux_changemode(int bpp, int is_bgr) |
85 | { |
86 | int code = 0, bytes = 2; |
87 | unsigned int r; |
88 | |
89 | printf("changemode: %dbpp %s\n", bpp, is_bgr ? "bgr" : "rgb"); |
90 | |
91 | memregl[0x4004>>2] = 0x00ef013f; |
92 | memregl[0x4000>>2] |= 1 << 3; |
93 | |
94 | switch (bpp) |
95 | { |
96 | case 8: |
97 | code = 0x443a; |
98 | bytes = 1; |
99 | break; |
100 | case 16: |
101 | code = is_bgr ? 0xc342 : 0x4432; |
102 | bytes = 2; |
103 | break; |
104 | case 24: |
105 | code = is_bgr ? 0xc653 : 0x4653; |
106 | bytes = 3; |
107 | break; |
108 | default: |
109 | printf("unhandled bpp request: %d\n", bpp); |
110 | return; |
111 | } |
112 | |
0b6c6da8 |
113 | // program both MLCs so that TV-out works |
114 | memregl[0x405c>>2] = memregl[0x445c>>2] = bytes; |
115 | memregl[0x4060>>2] = memregl[0x4460>>2] = 320 * bytes; |
55b0eeea |
116 | |
117 | r = memregl[0x4058>>2]; |
118 | r = (r & 0xffff) | (code << 16) | 0x10; |
119 | memregl[0x4058>>2] = r; |
0b6c6da8 |
120 | |
121 | r = memregl[0x4458>>2]; |
122 | r = (r & 0xffff) | (code << 16) | 0x10; |
123 | memregl[0x4458>>2] = r; |
55b0eeea |
124 | } |
125 | |
126 | /* note: both PLLs are programmed the same way, |
127 | * the databook incorrectly states that PLL1 differs */ |
128 | static int decode_pll(unsigned int reg) |
129 | { |
130 | long long v; |
131 | int p, m, s; |
132 | |
133 | p = (reg >> 18) & 0x3f; |
134 | m = (reg >> 8) & 0x3ff; |
135 | s = reg & 0xff; |
136 | |
137 | if (p == 0) |
138 | p = 1; |
139 | |
140 | v = 27000000; // master clock |
141 | v = v * m / (p << s); |
142 | return v; |
143 | } |
144 | |
145 | int plat_cpu_clock_get(void) |
146 | { |
147 | return decode_pll(memregl[0xf004>>2]) / 1000000; |
148 | } |
149 | |
150 | int plat_cpu_clock_apply(int mhz) |
151 | { |
152 | int adiv, mdiv, pdiv, sdiv = 0; |
153 | int i, vf000, vf004; |
154 | |
155 | if (!cpu_clock_allowed) |
156 | return -1; |
157 | if (mhz == plat_cpu_clock_get()) |
158 | return 0; |
159 | |
160 | // m = MDIV, p = PDIV, s = SDIV |
161 | #define SYS_CLK_FREQ 27 |
162 | pdiv = 9; |
163 | mdiv = (mhz * pdiv) / SYS_CLK_FREQ; |
164 | if (mdiv & ~0x3ff) |
165 | return -1; |
166 | vf004 = (pdiv<<18) | (mdiv<<8) | sdiv; |
167 | |
168 | // attempt to keep the AHB divider close to 250, but not higher |
169 | for (adiv = 1; mhz / adiv > 250; adiv++) |
170 | ; |
171 | |
172 | vf000 = memregl[0xf000>>2]; |
173 | vf000 = (vf000 & ~0x3c0) | ((adiv - 1) << 6); |
174 | memregl[0xf000>>2] = vf000; |
175 | memregl[0xf004>>2] = vf004; |
176 | memregl[0xf07c>>2] |= 0x8000; |
177 | for (i = 0; (memregl[0xf07c>>2] & 0x8000) && i < 0x100000; i++) |
178 | ; |
179 | |
180 | printf("clock set to %dMHz, AHB set to %dMHz\n", mhz, mhz / adiv); |
181 | |
182 | // stupid pll share hack - must restart audio |
183 | extern long SPUopen(void); |
184 | extern long SPUclose(void); |
185 | SPUclose(); |
186 | SPUopen(); |
187 | |
188 | return 0; |
189 | } |
190 | |
191 | int plat_get_bat_capacity(void) |
192 | { |
193 | unsigned short magic_val = 0; |
194 | |
195 | if (battdev < 0) |
196 | return -1; |
197 | if (read(battdev, &magic_val, sizeof(magic_val)) != sizeof(magic_val)) |
198 | return -1; |
199 | switch (magic_val) { |
200 | default: |
201 | case 1: return 100; |
202 | case 2: return 66; |
203 | case 3: return 40; |
204 | case 4: return 0; |
205 | } |
206 | } |
207 | |
208 | #define TIMER_BASE3 0x1980 |
209 | #define TIMER_REG(x) memregl[(TIMER_BASE3 + x) >> 2] |
210 | |
211 | static __attribute__((unused)) unsigned int timer_get(void) |
212 | { |
213 | TIMER_REG(0x08) |= 0x48; /* run timer, latch value */ |
214 | return TIMER_REG(0); |
215 | } |
216 | |
217 | static void timer_cleanup(void) |
218 | { |
219 | TIMER_REG(0x40) = 0x0c; /* be sure clocks are on */ |
220 | TIMER_REG(0x08) = 0x23; /* stop the timer, clear irq in case it's pending */ |
221 | TIMER_REG(0x00) = 0; /* clear counter */ |
222 | TIMER_REG(0x40) = 0; /* clocks off */ |
223 | TIMER_REG(0x44) = 0; /* dividers back to default */ |
224 | } |
225 | |
226 | void plat_video_menu_enter(int is_rom_loaded) |
227 | { |
228 | if (pl_vout_buf != NULL) { |
229 | if (psx_bpp == 16) |
230 | // have to do rgb conversion for menu bg |
231 | bgr555_to_rgb565(pl_vout_buf, pl_vout_buf, 320*240*2); |
232 | else |
233 | memset(pl_vout_buf, 0, 320*240*2); |
234 | } |
235 | |
236 | pollux_changemode(16, 0); |
237 | } |
238 | |
239 | void plat_video_menu_begin(void) |
240 | { |
241 | } |
242 | |
243 | void plat_video_menu_end(void) |
244 | { |
245 | g_menuscreen_ptr = fb_flip(); |
246 | } |
247 | |
248 | void plat_video_menu_leave(void) |
249 | { |
55b0eeea |
250 | if (psx_vram == NULL) { |
251 | fprintf(stderr, "GPU plugin did not provide vram\n"); |
252 | exit(1); |
253 | } |
254 | |
221be40d |
255 | if (gp2x_dev_id == GP2X_DEV_CAANOO) |
256 | in_set_config_int(in_name_to_id("evdev:pollux-analog"), |
55b0eeea |
257 | IN_CFG_ABS_DEAD_ZONE, analog_deadzone); |
41f55c9f |
258 | |
259 | memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8); |
260 | g_menuscreen_ptr = fb_flip(); |
55b0eeea |
261 | } |
262 | |
47821672 |
263 | void *plat_prepare_screenshot(int *w, int *h, int *bpp) |
264 | { |
265 | bgr555_to_rgb565(pl_vout_buf, pl_vout_buf, 320*240*2); |
266 | *w = 320; |
267 | *h = 240; |
268 | *bpp = psx_bpp; |
269 | return pl_vout_buf; |
270 | } |
271 | |
a805c855 |
272 | void plat_minimize(void) |
273 | { |
274 | } |
275 | |
55b0eeea |
276 | static void pl_vout_set_raw_vram(void *vram) |
277 | { |
278 | int i; |
279 | |
280 | psx_vram = vram; |
281 | |
282 | if (vram == NULL) |
283 | return; |
284 | |
285 | if ((long)psx_vram & 0x7ff) |
286 | fprintf(stderr, "GPU plugin did not align vram\n"); |
287 | |
288 | for (i = 0; i < 512; i++) { |
289 | psx_vram[i * 1024] = 0; // touch |
290 | psx_vram_padds[i] = warm_virt2phys(&psx_vram[i * 1024]); |
291 | } |
292 | } |
293 | |
55b0eeea |
294 | static void spend_cycles(int loops) |
295 | { |
296 | asm volatile ( |
297 | " mov r0,%0 ;\n" |
298 | "0: subs r0,r0,#1 ;\n" |
299 | " bgt 0b" |
300 | :: "r" (loops) : "cc", "r0"); |
301 | } |
302 | |
303 | #define DMA_BASE6 0x0300 |
304 | #define DMA_REG(x) memregl[(DMA_BASE6 + x) >> 2] |
305 | |
306 | /* this takes ~1.5ms, while ldm/stm ~1.95ms */ |
307 | static void raw_flip_dma(int x, int y) |
308 | { |
41f55c9f |
309 | unsigned int dst = fb_paddrs[fb_work_buf] + |
310 | (fb_offset_y * 320 + fb_offset_x) * psx_bpp / 8; |
02ee7e24 |
311 | int spsx_line = y + psx_offset_y; |
312 | int spsx_offset = (x + psx_offset_x) & 0x3f8; |
55b0eeea |
313 | int dst_stride = 320 * psx_bpp / 8; |
a72ac803 |
314 | int len = psx_src_width * psx_bpp / 8; |
55b0eeea |
315 | int i; |
316 | |
317 | warm_cache_op_all(WOP_D_CLEAN); |
d3f3bf09 |
318 | pcnt_start(PCNT_BLIT); |
55b0eeea |
319 | |
320 | dst &= ~7; |
321 | len &= ~7; |
322 | |
323 | if (DMA_REG(0x0c) & 0x90000) { |
324 | printf("already runnig DMA?\n"); |
325 | DMA_REG(0x0c) = 0x100000; |
326 | } |
327 | if ((DMA_REG(0x2c) & 0x0f) < 5) { |
328 | printf("DMA queue busy?\n"); |
329 | DMA_REG(0x24) = 1; |
330 | } |
331 | |
a72ac803 |
332 | for (i = psx_src_height; i > 0; i--, spsx_line += psx_step, dst += dst_stride) { |
55b0eeea |
333 | while ((DMA_REG(0x2c) & 0x0f) < 4) |
334 | spend_cycles(10); |
335 | |
336 | // XXX: it seems we must always set all regs, what is autoincrement there for? |
337 | DMA_REG(0x20) = 1; // queue wait cmd |
338 | DMA_REG(0x10) = psx_vram_padds[spsx_line & 511] + spsx_offset * 2; // DMA src |
339 | DMA_REG(0x14) = dst; // DMA dst |
340 | DMA_REG(0x18) = len - 1; // len |
341 | DMA_REG(0x1c) = 0x80000; // go |
342 | } |
343 | |
55b0eeea |
344 | if (psx_bpp == 16) { |
345 | pl_vout_buf = g_menuscreen_ptr; |
6469a8c4 |
346 | pl_print_hud(fb_offset_x); |
55b0eeea |
347 | } |
348 | |
349 | g_menuscreen_ptr = fb_flip(); |
a92f6af1 |
350 | pl_rearmed_cbs.flip_cnt++; |
d3f3bf09 |
351 | |
352 | pcnt_end(PCNT_BLIT); |
55b0eeea |
353 | } |
354 | |
02ee7e24 |
355 | #define make_flip_func(name, blitfunc) \ |
356 | static void name(int x, int y) \ |
357 | { \ |
358 | unsigned short *vram = psx_vram; \ |
359 | unsigned char *dst = (unsigned char *)g_menuscreen_ptr + \ |
360 | (fb_offset_y * 320 + fb_offset_x) * psx_bpp / 8; \ |
361 | unsigned int src = (y + psx_offset_y) * 1024 + x + psx_offset_x; \ |
362 | int dst_stride = 320 * psx_bpp / 8; \ |
a72ac803 |
363 | int len = psx_src_width * psx_bpp / 8; \ |
02ee7e24 |
364 | int i; \ |
365 | \ |
366 | pcnt_start(PCNT_BLIT); \ |
367 | \ |
a72ac803 |
368 | for (i = psx_src_height; i > 0; i--, src += psx_step * 1024, dst += dst_stride) { \ |
02ee7e24 |
369 | src &= 1024*512-1; \ |
370 | blitfunc(dst, vram + src, len); \ |
371 | } \ |
372 | \ |
373 | if (psx_bpp == 16) { \ |
374 | pl_vout_buf = g_menuscreen_ptr; \ |
6469a8c4 |
375 | pl_print_hud(fb_offset_x); \ |
02ee7e24 |
376 | } \ |
377 | \ |
378 | g_menuscreen_ptr = fb_flip(); \ |
a92f6af1 |
379 | pl_rearmed_cbs.flip_cnt++; \ |
02ee7e24 |
380 | \ |
381 | pcnt_end(PCNT_BLIT); \ |
382 | } |
383 | |
384 | make_flip_func(raw_flip_soft, memcpy) |
385 | make_flip_func(raw_flip_soft_368, blit320_368) |
386 | make_flip_func(raw_flip_soft_512, blit320_512) |
387 | make_flip_func(raw_flip_soft_640, blit320_640) |
388 | |
6469a8c4 |
389 | void *plat_gvideo_set_mode(int *w_, int *h_, int *bpp_) |
55b0eeea |
390 | { |
02ee7e24 |
391 | int poff_w, poff_h, w_max; |
6469a8c4 |
392 | int w = *w_, h = *h_, bpp = *bpp_; |
55b0eeea |
393 | |
a72ac803 |
394 | if (!w || !h || !bpp) |
02ee7e24 |
395 | return NULL; |
55b0eeea |
396 | |
02ee7e24 |
397 | printf("psx mode: %dx%d@%d\n", w, h, bpp); |
a72ac803 |
398 | psx_width = w; |
399 | psx_height = h; |
400 | psx_bpp = bpp; |
55b0eeea |
401 | |
a72ac803 |
402 | switch (w + (bpp != 16) + !soft_scaling) { |
02ee7e24 |
403 | case 640: |
404 | pl_rearmed_cbs.pl_vout_raw_flip = raw_flip_soft_640; |
405 | w_max = 640; |
406 | break; |
407 | case 512: |
408 | pl_rearmed_cbs.pl_vout_raw_flip = raw_flip_soft_512; |
409 | w_max = 512; |
410 | break; |
411 | case 384: |
412 | case 368: |
413 | pl_rearmed_cbs.pl_vout_raw_flip = raw_flip_soft_368; |
414 | w_max = 368; |
415 | break; |
416 | default: |
417 | pl_rearmed_cbs.pl_vout_raw_flip = have_warm ? raw_flip_dma : raw_flip_soft; |
418 | w_max = 320; |
419 | break; |
55b0eeea |
420 | } |
421 | |
02ee7e24 |
422 | psx_step = 1; |
423 | if (h > 256) { |
424 | psx_step = 2; |
425 | h /= 2; |
426 | } |
427 | |
428 | poff_w = poff_h = 0; |
429 | if (w > w_max) { |
430 | poff_w = w / 2 - w_max / 2; |
431 | w = w_max; |
432 | } |
433 | fb_offset_x = 0; |
434 | if (w < 320) |
435 | fb_offset_x = 320/2 - w / 2; |
436 | if (h > 240) { |
437 | poff_h = h / 2 - 240/2; |
438 | h = 240; |
439 | } |
440 | fb_offset_y = 240/2 - h / 2; |
441 | |
442 | psx_offset_x = poff_w; |
443 | psx_offset_y = poff_h; |
a72ac803 |
444 | psx_src_width = w; |
445 | psx_src_height = h; |
02ee7e24 |
446 | |
447 | if (fb_offset_x || fb_offset_y) { |
448 | // not fullscreen, must clear borders |
449 | memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8); |
450 | g_menuscreen_ptr = fb_flip(); |
451 | memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8); |
452 | } |
453 | |
454 | pollux_changemode(bpp, 1); |
455 | |
221be40d |
456 | pl_set_gun_rect(fb_offset_x, fb_offset_y, w > 320 ? 320 : w, h); |
457 | |
6469a8c4 |
458 | // adjust for hud |
459 | *w_ = 320; |
460 | *h_ = fb_offset_y + psx_src_height; |
461 | |
02ee7e24 |
462 | return NULL; |
55b0eeea |
463 | } |
464 | |
6469a8c4 |
465 | /* not really used, we do raw_flip */ |
ab423939 |
466 | void plat_gvideo_open(int is_pal) |
6469a8c4 |
467 | { |
468 | } |
469 | |
470 | void *plat_gvideo_flip(void) |
41f55c9f |
471 | { |
472 | return NULL; |
473 | } |
474 | |
6469a8c4 |
475 | void plat_gvideo_close(void) |
476 | { |
477 | } |
478 | |
0b6c6da8 |
479 | static void save_multiple_regs(unsigned int *dest, int base, int count) |
480 | { |
481 | const volatile unsigned int *regs = memregl + base / 4; |
482 | int i; |
483 | |
484 | for (i = 0; i < count; i++) |
485 | dest[i] = regs[i]; |
486 | } |
487 | |
488 | static void restore_multiple_regs(int base, const unsigned int *src, int count) |
489 | { |
490 | volatile unsigned int *regs = memregl + base / 4; |
491 | int i; |
492 | |
493 | for (i = 0; i < count; i++) |
494 | regs[i] = src[i]; |
495 | } |
496 | |
55b0eeea |
497 | void plat_init(void) |
498 | { |
499 | const char *main_fb_name = "/dev/fb0"; |
500 | struct fb_fix_screeninfo fbfix; |
501 | int rate, timer_div, timer_div2; |
502 | int fbdev, ret, warm_ret; |
221be40d |
503 | FILE *f; |
55b0eeea |
504 | |
505 | memdev = open("/dev/mem", O_RDWR); |
506 | if (memdev == -1) { |
507 | perror("open(/dev/mem) failed"); |
508 | exit(1); |
509 | } |
510 | |
511 | memregs = mmap(0, 0x20000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0xc0000000); |
512 | if (memregs == MAP_FAILED) { |
513 | perror("mmap(memregs) failed"); |
514 | exit(1); |
515 | } |
516 | memregl = (volatile void *)memregs; |
517 | |
0b6c6da8 |
518 | // save video regs of both MLCs |
519 | save_multiple_regs(saved_video_regs[0], 0x4058, ARRAY_SIZE(saved_video_regs[0])); |
520 | save_multiple_regs(saved_video_regs[1], 0x4458, ARRAY_SIZE(saved_video_regs[1])); |
521 | |
55b0eeea |
522 | fbdev = open(main_fb_name, O_RDWR); |
523 | if (fbdev == -1) { |
524 | fprintf(stderr, "%s: ", main_fb_name); |
525 | perror("open"); |
526 | exit(1); |
527 | } |
528 | |
529 | ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix); |
530 | if (ret == -1) { |
531 | perror("ioctl(fbdev) failed"); |
532 | exit(1); |
533 | } |
534 | printf("framebuffer: \"%s\" @ %08lx\n", fbfix.id, fbfix.smem_start); |
535 | fb_paddrs[0] = fbfix.smem_start; |
536 | fb_paddrs[1] = fb_paddrs[0] + 320*240*4; // leave space for 24bpp |
537 | |
0b6c6da8 |
538 | fb_vaddrs[0] = mmap(0, FB_VRAM_SIZE, PROT_READ|PROT_WRITE, |
55b0eeea |
539 | MAP_SHARED, memdev, fb_paddrs[0]); |
540 | if (fb_vaddrs[0] == MAP_FAILED) { |
541 | perror("mmap(fb_vaddrs) failed"); |
542 | exit(1); |
543 | } |
544 | fb_vaddrs[1] = (char *)fb_vaddrs[0] + 320*240*4; |
545 | |
a72ac803 |
546 | memset(fb_vaddrs[0], 0, FB_VRAM_SIZE); |
55b0eeea |
547 | pollux_changemode(16, 0); |
548 | g_menuscreen_w = 320; |
549 | g_menuscreen_h = 240; |
550 | g_menuscreen_ptr = fb_flip(); |
551 | |
55b0eeea |
552 | warm_ret = warm_init(); |
02ee7e24 |
553 | have_warm = warm_ret == 0; |
55b0eeea |
554 | warm_change_cb_upper(WCB_B_BIT, 1); |
555 | |
556 | /* some firmwares have sys clk on PLL0, we can't adjust CPU clock |
557 | * by reprogramming the PLL0 then, as it overclocks system bus */ |
558 | if ((memregl[0xf000>>2] & 0x03000030) == 0x01000000) |
559 | cpu_clock_allowed = 1; |
560 | else { |
561 | cpu_clock_allowed = 0; |
562 | fprintf(stderr, "unexpected PLL config (%08x), overclocking disabled\n", |
563 | memregl[0xf000>>2]); |
564 | } |
565 | |
566 | /* find what PLL1 runs at, for the timer */ |
567 | rate = decode_pll(memregl[0xf008>>2]); |
568 | printf("PLL1 @ %dHz\n", rate); |
569 | |
570 | /* setup timer */ |
571 | timer_div = (rate + 500000) / 1000000; |
572 | timer_div2 = 0; |
573 | while (timer_div > 256) { |
574 | timer_div /= 2; |
575 | timer_div2++; |
576 | } |
577 | if (1 <= timer_div && timer_div <= 256 && timer_div2 < 4) { |
578 | int timer_rate = (rate >> timer_div2) / timer_div; |
579 | if (TIMER_REG(0x08) & 8) { |
580 | fprintf(stderr, "warning: timer in use, overriding!\n"); |
581 | timer_cleanup(); |
582 | } |
583 | if (timer_rate != 1000000) |
584 | fprintf(stderr, "warning: timer drift %d us\n", timer_rate - 1000000); |
585 | |
586 | timer_div2 = (timer_div2 + 3) & 3; |
587 | TIMER_REG(0x44) = ((timer_div - 1) << 4) | 2; /* using PLL1 */ |
588 | TIMER_REG(0x40) = 0x0c; /* clocks on */ |
589 | TIMER_REG(0x08) = 0x68 | timer_div2; /* run timer, clear irq, latch value */ |
590 | } |
591 | else |
592 | fprintf(stderr, "warning: could not make use of timer\n"); |
593 | |
594 | /* setup DMA */ |
595 | DMA_REG(0x0c) = 0x20000; // pending IRQ clear |
596 | |
597 | battdev = open("/dev/pollux_batt", O_RDONLY); |
598 | if (battdev < 0) |
599 | perror("Warning: could't open pollux_batt"); |
600 | |
221be40d |
601 | f = fopen("/dev/accel", "rb"); |
602 | if (f) { |
603 | printf("detected Caanoo\n"); |
604 | gp2x_dev_id = GP2X_DEV_CAANOO; |
605 | fclose(f); |
606 | } |
607 | else { |
608 | printf("detected Wiz\n"); |
609 | gp2x_dev_id = GP2X_DEV_WIZ; |
221be40d |
610 | } |
611 | |
9b4bd105 |
612 | in_tsbutton_init(); |
b07c18e8 |
613 | in_evdev_init(in_evdev_defbinds); |
9b4bd105 |
614 | if (gp2x_dev_id == GP2X_DEV_CAANOO) |
615 | caanoo_init(); |
b07c18e8 |
616 | else |
617 | wiz_init(); |
9b4bd105 |
618 | |
221be40d |
619 | mixerdev = open("/dev/mixer", O_RDWR); |
620 | if (mixerdev == -1) |
621 | perror("open(/dev/mixer)"); |
622 | |
02ee7e24 |
623 | pl_rearmed_cbs.pl_vout_raw_flip = have_warm ? raw_flip_dma : raw_flip_soft; |
55b0eeea |
624 | pl_rearmed_cbs.pl_vout_set_raw_vram = pl_vout_set_raw_vram; |
625 | |
a72ac803 |
626 | psx_src_width = 320; |
627 | psx_src_height = 240; |
55b0eeea |
628 | psx_bpp = 16; |
bb88ec28 |
629 | |
630 | pl_rearmed_cbs.screen_w = 320; |
631 | pl_rearmed_cbs.screen_h = 240; |
55b0eeea |
632 | } |
633 | |
634 | void plat_finish(void) |
635 | { |
636 | warm_finish(); |
637 | timer_cleanup(); |
0b6c6da8 |
638 | |
639 | memset(fb_vaddrs[0], 0, FB_VRAM_SIZE); |
640 | restore_multiple_regs(0x4058, saved_video_regs[0], ARRAY_SIZE(saved_video_regs[0])); |
641 | restore_multiple_regs(0x4458, saved_video_regs[1], ARRAY_SIZE(saved_video_regs[1])); |
642 | memregl[0x4058>>2] |= 0x10; |
643 | memregl[0x4458>>2] |= 0x10; |
644 | munmap(fb_vaddrs[0], FB_VRAM_SIZE); |
645 | close(fbdev); |
55b0eeea |
646 | |
647 | if (battdev >= 0) |
648 | close(battdev); |
221be40d |
649 | if (mixerdev >= 0) |
650 | close(mixerdev); |
55b0eeea |
651 | munmap((void *)memregs, 0x20000); |
652 | close(memdev); |
653 | } |
654 | |
55b0eeea |
655 | /* Caanoo stuff, perhaps move later */ |
55b0eeea |
656 | static const char * const caanoo_keys[KEY_MAX + 1] = { |
657 | [0 ... KEY_MAX] = NULL, |
658 | [KEY_UP] = "Up", |
659 | [KEY_LEFT] = "Left", |
660 | [KEY_RIGHT] = "Right", |
661 | [KEY_DOWN] = "Down", |
662 | [BTN_TRIGGER] = "A", |
663 | [BTN_THUMB] = "X", |
664 | [BTN_THUMB2] = "B", |
665 | [BTN_TOP] = "Y", |
666 | [BTN_TOP2] = "L", |
667 | [BTN_PINKIE] = "R", |
668 | [BTN_BASE] = "Home", |
669 | [BTN_BASE2] = "Lock", |
670 | [BTN_BASE3] = "I", |
671 | [BTN_BASE4] = "II", |
672 | [BTN_BASE5] = "Push", |
673 | }; |
674 | |
b944a30e |
675 | struct haptic_data { |
676 | int count; |
677 | struct { |
678 | short time, strength; |
679 | } actions[120]; |
680 | }; |
681 | |
682 | #define HAPTIC_IOCTL_MAGIC 'I' |
683 | #define HAPTIC_PLAY_PATTERN _IOW(HAPTIC_IOCTL_MAGIC, 4, struct haptic_data) |
684 | #define HAPTIC_INDIVIDUAL_MODE _IOW(HAPTIC_IOCTL_MAGIC, 5, unsigned int) |
685 | #define HAPTIC_SET_VIB_LEVEL _IOW(HAPTIC_IOCTL_MAGIC, 9, unsigned int) |
686 | |
687 | static int hapticdev = -1; |
3a40ff14 |
688 | static struct haptic_data haptic_seq[2]; |
b944a30e |
689 | |
3a40ff14 |
690 | static int haptic_read(const char *fname, struct haptic_data *data) |
b944a30e |
691 | { |
692 | int i, ret, v1, v2; |
693 | char buf[128], *p; |
694 | FILE *f; |
695 | |
3a40ff14 |
696 | f = fopen(fname, "r"); |
b944a30e |
697 | if (f == NULL) { |
6469a8c4 |
698 | fprintf(stderr, "fopen(%s)", fname); |
3a40ff14 |
699 | perror(""); |
b944a30e |
700 | return -1; |
701 | } |
702 | |
3a40ff14 |
703 | for (i = 0; i < sizeof(data->actions) / sizeof(data->actions[0]); ) { |
b944a30e |
704 | p = fgets(buf, sizeof(buf), f); |
705 | if (p == NULL) |
706 | break; |
707 | while (*p != 0 && *p == ' ') |
708 | p++; |
709 | if (*p == 0 || *p == ';' || *p == '#') |
710 | continue; |
711 | |
712 | ret = sscanf(buf, "%d %d", &v1, &v2); |
713 | if (ret != 2) { |
714 | fprintf(stderr, "can't parse: %s", buf); |
715 | continue; |
716 | } |
717 | |
3a40ff14 |
718 | data->actions[i].time = v1; |
719 | data->actions[i].strength = v2; |
b944a30e |
720 | i++; |
721 | } |
722 | fclose(f); |
723 | |
724 | if (i == 0) { |
3a40ff14 |
725 | fprintf(stderr, "bad haptic file: %s\n", fname); |
b944a30e |
726 | return -1; |
727 | } |
3a40ff14 |
728 | data->count = i; |
729 | |
730 | return 0; |
731 | } |
732 | |
733 | static int haptic_init(void) |
734 | { |
735 | int ret, i; |
736 | |
737 | ret = haptic_read("haptic_w.cfg", &haptic_seq[0]); |
738 | if (ret != 0) |
739 | return -1; |
740 | ret = haptic_read("haptic_s.cfg", &haptic_seq[1]); |
741 | if (ret != 0) |
742 | return -1; |
b944a30e |
743 | |
744 | hapticdev = open("/dev/isa1200", O_RDWR | O_NONBLOCK); |
745 | if (hapticdev == -1) { |
746 | perror("open(/dev/isa1200)"); |
747 | return -1; |
748 | } |
749 | |
750 | i = 0; |
751 | ret = ioctl(hapticdev, HAPTIC_INDIVIDUAL_MODE, &i); /* use 2 of them */ |
752 | i = 3; |
753 | ret |= ioctl(hapticdev, HAPTIC_SET_VIB_LEVEL, &i); /* max */ |
754 | if (ret != 0) { |
755 | fprintf(stderr, "haptic ioctls failed\n"); |
756 | close(hapticdev); |
757 | hapticdev = -1; |
758 | return -1; |
759 | } |
760 | |
761 | return 0; |
762 | } |
763 | |
3a40ff14 |
764 | void plat_trigger_vibrate(int is_strong) |
b944a30e |
765 | { |
766 | int ret; |
767 | |
768 | if (hapticdev == -2) |
769 | return; // it's broken |
770 | if (hapticdev < 0) { |
771 | ret = haptic_init(); |
772 | if (ret < 0) { |
773 | hapticdev = -2; |
774 | return; |
775 | } |
776 | } |
777 | |
3a40ff14 |
778 | ioctl(hapticdev, HAPTIC_PLAY_PATTERN, &haptic_seq[!!is_strong]); |
b944a30e |
779 | } |
780 | |
b07c18e8 |
781 | static void caanoo_init(void) |
782 | { |
783 | in_probe(); |
784 | in_set_config(in_name_to_id("evdev:pollux-analog"), IN_CFG_KEY_NAMES, |
785 | caanoo_keys, sizeof(caanoo_keys)); |
786 | } |
787 | |
221be40d |
788 | /* Wiz stuff */ |
b07c18e8 |
789 | static const struct in_default_bind in_gp2x_defbinds[] = |
221be40d |
790 | { |
791 | /* MXYZ SACB RLDU */ |
792 | { GP2X_BTN_UP, IN_BINDTYPE_PLAYER12, DKEY_UP }, |
793 | { GP2X_BTN_DOWN, IN_BINDTYPE_PLAYER12, DKEY_DOWN }, |
794 | { GP2X_BTN_LEFT, IN_BINDTYPE_PLAYER12, DKEY_LEFT }, |
795 | { GP2X_BTN_RIGHT, IN_BINDTYPE_PLAYER12, DKEY_RIGHT }, |
796 | { GP2X_BTN_X, IN_BINDTYPE_PLAYER12, DKEY_CROSS }, |
797 | { GP2X_BTN_B, IN_BINDTYPE_PLAYER12, DKEY_CIRCLE }, |
798 | { GP2X_BTN_A, IN_BINDTYPE_PLAYER12, DKEY_SQUARE }, |
799 | { GP2X_BTN_Y, IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE }, |
800 | { GP2X_BTN_L, IN_BINDTYPE_PLAYER12, DKEY_L1 }, |
801 | { GP2X_BTN_R, IN_BINDTYPE_PLAYER12, DKEY_R1 }, |
802 | { GP2X_BTN_START, IN_BINDTYPE_PLAYER12, DKEY_START }, |
803 | { GP2X_BTN_SELECT, IN_BINDTYPE_EMU, SACTION_ENTER_MENU }, |
804 | { GP2X_BTN_VOL_UP, IN_BINDTYPE_EMU, SACTION_VOLUME_UP }, |
805 | { GP2X_BTN_VOL_DOWN, IN_BINDTYPE_EMU, SACTION_VOLUME_DOWN }, |
806 | { 0, 0, 0 }, |
807 | }; |
808 | |
809 | void plat_step_volume(int is_up) |
810 | { |
811 | static int volume = 50; |
812 | int ret, val; |
813 | |
814 | if (mixerdev < 0) |
815 | return; |
816 | |
817 | if (is_up) { |
818 | volume += 5; |
819 | if (volume > 255) volume = 255; |
820 | } |
821 | else { |
822 | volume -= 5; |
823 | if (volume < 0) volume = 0; |
824 | } |
825 | val = volume; |
826 | val |= val << 8; |
827 | |
828 | ret = ioctl(mixerdev, SOUND_MIXER_WRITE_PCM, &val); |
829 | if (ret == -1) |
830 | perror("WRITE_PCM"); |
831 | } |
832 | |
833 | // unused dummy for in_gp2x |
834 | volatile unsigned short *gp2x_memregs; |
835 | |
b07c18e8 |
836 | static void wiz_init(void) |
55b0eeea |
837 | { |
b07c18e8 |
838 | in_gp2x_init(in_gp2x_defbinds); |
839 | in_probe(); |
55b0eeea |
840 | } |