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