[libpicofe.git] / pandora / pandora.c

\r
#include <stdio.h>\r
#include <stdlib.h>\r
#include <stdarg.h>\r
#include <string.h>\r
#include <unistd.h>\r
#include <sys/mman.h>\r
#include <sys/types.h>\r
#include <sys/stat.h>\r
#include <sys/ioctl.h>\r
#include <sys/soundcard.h>\r
#include <fcntl.h>\r
#include <errno.h>\r
\r
#include "../gp2x/gp2x.h"\r
#include "../gp2x/usbjoy.h"\r
#include "../common/arm_utils.h"\r
\r
static volatile unsigned int *memregs;\r
//static\r
int memdev = 0;\r
static int sounddev = -1, mixerdev = -1, touchdev = -1;\r
static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };\r
\r
//#define SCREEN_MAP_SIZE (((800*(480+11)*2)+0xfff)&~0xfff)\r
#define SCREEN_MAP_SIZE (800*480*2)\r
static void *screen;\r
void *gp2x_screen;\r
\r
\r
/* video stuff */\r
void gp2x_video_flip(void)\r
{\r
}\r
\r
/* doulblebuffered flip */\r
void gp2x_video_flip2(void)\r
{\r
}\r
\r
\r
void gp2x_video_changemode2(int bpp)\r
{\r
}\r
\r
\r
void gp2x_video_changemode(int bpp)\r
{\r
}\r
\r
\r
void gp2x_video_setpalette(int *pal, int len)\r
{\r
}\r
\r
\r
void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)\r
{\r
}\r
\r
\r
void gp2x_video_wait_vsync(void)\r
{\r
}\r
\r
\r
void gp2x_video_flush_cache(void)\r
{\r
//	flushcache(gp2x_screen, (char *)gp2x_screen + 320*240*2, 0);\r
}\r
\r
\r
void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r
{\r
}\r
\r
\r
void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r
{\r
}\r
\r
\r
void gp2x_memset_all_buffers(int offset, int byte, int len)\r
{\r
	memset((char *)gp2x_screen + offset, byte, len);\r
}\r
\r
\r
void gp2x_pd_clone_buffer2(void)\r
{\r
}\r
\r
\r
unsigned long gp2x_joystick_read(int allow_usb_joy)\r
{\r
  	unsigned long value = 0;\r
	int i;\r
\r
	if (allow_usb_joy && num_of_joys > 0) {\r
		// check the usb joy as well..\r
		gp2x_usbjoy_update();\r
		for (i = 0; i < num_of_joys; i++)\r
			value |= gp2x_usbjoy_check(i);\r
	}\r
\r
	return value;\r
}\r
\r
typedef struct ucb1x00_ts_event\r
{\r
	unsigned short pressure;\r
	unsigned short x;\r
	unsigned short y;\r
	unsigned short pad;\r
	struct timeval stamp;\r
} UCB1X00_TS_EVENT;\r
\r
int gp2x_touchpad_read(int *x, int *y)\r
{\r
	UCB1X00_TS_EVENT event;\r
	static int zero_seen = 0;\r
	int retval;\r
\r
	if (touchdev < 0) return -1;\r
\r
	retval = read(touchdev, &event, sizeof(event));\r
	if (retval <= 0) {\r
		printf("touch read failed %i %i\n", retval, errno);\r
		return -1;\r
	}\r
	// this is to ignore the messed-up 4.1.x driver\r
	if (event.pressure == 0) zero_seen = 1;\r
\r
	if (x) *x = (event.x * touchcal[0] + touchcal[2]) >> 16;\r
	if (y) *y = (event.y * touchcal[4] + touchcal[5]) >> 16;\r
	// printf("read %i %i %i\n", event.pressure, *x, *y);\r
\r
	return zero_seen ? event.pressure : 0;\r
}\r
\r
\r
//static int s_oldrate = 0, s_oldbits = 0, s_oldstereo = 0;\r
\r
void gp2x_start_sound(int rate, int bits, int stereo)\r
{\r
#if 0\r
	int frag = 0, bsize, buffers;\r
\r
	// if no settings change, we don't need to do anything\r
	if (rate == s_oldrate && s_oldbits == bits && s_oldstereo == stereo) return;\r
\r
	if (sounddev > 0) close(sounddev);\r
	sounddev = open("/dev/dsp", O_WRONLY|O_ASYNC);\r
	if (sounddev == -1)\r
		printf("open(\"/dev/dsp\") failed with %i\n", errno);\r
\r
	ioctl(sounddev, SNDCTL_DSP_SETFMT, &bits);\r
	ioctl(sounddev, SNDCTL_DSP_SPEED,  &rate);\r
	ioctl(sounddev, SNDCTL_DSP_STEREO, &stereo);\r
	// calculate buffer size\r
	buffers = 16;\r
	bsize = rate / 32;\r
	if (rate > 22050) { bsize*=4; buffers*=2; } // 44k mode seems to be very demanding\r
	while ((bsize>>=1)) frag++;\r
	frag |= buffers<<16; // 16 buffers\r
	ioctl(sounddev, SNDCTL_DSP_SETFRAGMENT, &frag);\r
	usleep(192*1024);\r
\r
	printf("gp2x_set_sound: %i/%ibit/%s, %i buffers of %i bytes\n",\r
		rate, bits, stereo?"stereo":"mono", frag>>16, 1<<(frag&0xffff));\r
\r
	s_oldrate = rate; s_oldbits = bits; s_oldstereo = stereo;\r
#endif\r
}\r
\r
\r
void gp2x_sound_write(void *buff, int len)\r
{\r
//	write(sounddev, buff, len);\r
}\r
\r
void gp2x_sound_sync(void)\r
{\r
//	ioctl(sounddev, SOUND_PCM_SYNC, 0);\r
}\r
\r
void gp2x_sound_volume(int l, int r)\r
{\r
#if 0\r
 	l=l<0?0:l; l=l>255?255:l; r=r<0?0:r; r=r>255?255:r;\r
 	l<<=8; l|=r;\r
 	ioctl(mixerdev, SOUND_MIXER_WRITE_PCM, &l); /*SOUND_MIXER_WRITE_VOLUME*/\r
#endif\r
}\r
\r
\r
/* common */\r
void gp2x_init(void)\r
{\r
//	struct fb_fix_screeninfo fbfix;\r
	int fbdev;\r
\r
	printf("entering init()\n"); fflush(stdout);\r
\r
  	memdev = open("/dev/mem", O_RDWR);\r
	if (memdev == -1)\r
	{\r
		printf("open(\"/dev/mem\") failed with %i\n", errno);\r
		exit(1);\r
	}\r
\r
	memregs = mmap(0, 0x01000000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);\r
	if (memregs == MAP_FAILED)\r
	{\r
		printf("mmap(memregs) failed with %i\n", errno);\r
		exit(1);\r
	}\r
\r
	fbdev = open("/dev/fb0", O_RDWR);\r
	if (fbdev == -1)\r
	{\r
		printf("open(\"/dev/fb0\") failed with %i\n", errno);\r
		exit(1);\r
	}\r
\r
/*\r
	ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix);\r
	if (ret == -1)\r
	{\r
		printf("ioctl(fbdev) failed with %i\n", errno);\r
		exit(1);\r
	}\r
*/\r
	screen = mmap(0, SCREEN_MAP_SIZE, PROT_WRITE|PROT_READ, MAP_SHARED, fbdev, 0);\r
	if (screen == MAP_FAILED)\r
	{\r
		printf("mmap(fbptr) failed with %i\n", errno);\r
		exit(1);\r
	}\r
	printf("fbptr %p\n", screen);\r
//	gp2x_screen = (char *)screen + 800*10*2-64;\r
	gp2x_screen = screen;\r
\r
\r
	// snd\r
  	mixerdev = open("/dev/mixer", O_RDWR);\r
	if (mixerdev == -1)\r
		printf("open(\"/dev/mixer\") failed with %i\n", errno);\r
\r
	/* init usb joys -GnoStiC */\r
	gp2x_usbjoy_init();\r
\r
	// touchscreen\r
	touchdev = open("/dev/touchscreen/wm97xx", O_RDONLY);\r
	if (touchdev >= 0) {\r
		FILE *pcf = fopen("/etc/pointercal", "r");\r
		if (pcf) {\r
			fscanf(pcf, "%d %d %d %d %d %d %d", &touchcal[0], &touchcal[1],\r
				&touchcal[2], &touchcal[3], &touchcal[4], &touchcal[5], &touchcal[6]);\r
			fclose(pcf);\r
		}\r
		printf("found touchscreen/wm97xx\n");\r
	}\r
\r
	printf("exitting init()\n"); fflush(stdout);\r
}\r
\r
void gp2x_deinit(void)\r
{\r
	//gp2x_video_changemode(15);\r
\r
	munmap(screen, SCREEN_MAP_SIZE);\r
	munmap((void *)memregs, 0x10000);\r
	close(memdev);\r
	if (mixerdev >= 0) close(mixerdev);\r
	if (sounddev >= 0) close(sounddev);\r
	if (touchdev >= 0) close(touchdev);\r
\r
	gp2x_usbjoy_deinit();\r
\r
	printf("all done");\r
}\r
\r
/* lprintf */\r
void lprintf(const char *fmt, ...)\r
{\r
	va_list vl;\r
\r
	va_start(vl, fmt);\r
	vprintf(fmt, vl);\r
	va_end(vl);\r
}\r
\r
\r
/* fake GP2X */\r
int crashed_940 = 0;\r
\r
int readpng(void *dest, const char *fname, int what) { return -1; }\r
void set_gamma(int g100, int A_SNs_curve) {}\r
void set_FCLK(unsigned MHZ) {}\r
void set_LCD_custom_rate(int rate) {}\r
void unset_LCD_custom_rate(void) {}\r
void Pause940(int yes) {}\r
void Reset940(int yes, int bank) {}\r
\r
Commit	Line	Data
fe017393	1	\r
	2	#include <stdio.h>\r
	3	#include <stdlib.h>\r
	4	#include <stdarg.h>\r
	5	#include <string.h>\r
	6	#include <unistd.h>\r
	7	#include <sys/mman.h>\r
	8	#include <sys/types.h>\r
	9	#include <sys/stat.h>\r
	10	#include <sys/ioctl.h>\r
	11	#include <sys/soundcard.h>\r
	12	#include <fcntl.h>\r
	13	#include <errno.h>\r
	14	\r
	15	#include "../gp2x/gp2x.h"\r
	16	#include "../gp2x/usbjoy.h"\r
	17	#include "../common/arm_utils.h"\r
	18	\r
492d353a	19	static volatile unsigned int *memregs;\r
fe017393	20	//static\r
	21	int memdev = 0;\r
	22	static int sounddev = -1, mixerdev = -1, touchdev = -1;\r
	23	static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };\r
	24	\r
de9b1274	25	//#define SCREEN_MAP_SIZE (((800(480+11)2)+0xfff)&~0xfff)\r
de9b1274	26	#define SCREEN_MAP_SIZE (8004802)\r
492d353a	27	static void *screen;\r
fe017393	28	void *gp2x_screen;\r
fe017393	29	\r
fe017393	30	\r
	31	/* video stuff */\r
	32	void gp2x_video_flip(void)\r
	33	{\r
fe017393	34	}\r
	35	\r
	36	/* doulblebuffered flip */\r
	37	void gp2x_video_flip2(void)\r
	38	{\r
fe017393	39	}\r
	40	\r
	41	\r
	42	void gp2x_video_changemode2(int bpp)\r
	43	{\r
fe017393	44	}\r
	45	\r
	46	\r
	47	void gp2x_video_changemode(int bpp)\r
	48	{\r
fe017393	49	}\r
	50	\r
	51	\r
	52	void gp2x_video_setpalette(int *pal, int len)\r
	53	{\r
fe017393	54	}\r
	55	\r
	56	\r
fe017393	57	void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)\r
fe017393	58	{\r
fe017393	59	}\r
	60	\r
	61	\r
	62	void gp2x_video_wait_vsync(void)\r
	63	{\r
fe017393	64	}\r
	65	\r
	66	\r
	67	void gp2x_video_flush_cache(void)\r
	68	{\r
492d353a	69	// flushcache(gp2x_screen, (char )gp2x_screen + 320240*2, 0);\r
fe017393	70	}\r
	71	\r
	72	\r
	73	void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r
	74	{\r
fe017393	75	}\r
	76	\r
	77	\r
	78	void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r
	79	{\r
fe017393	80	}\r
	81	\r
	82	\r
	83	void gp2x_memset_all_buffers(int offset, int byte, int len)\r
	84	{\r
492d353a	85	memset((char *)gp2x_screen + offset, byte, len);\r
fe017393	86	}\r
	87	\r
	88	\r
	89	void gp2x_pd_clone_buffer2(void)\r
	90	{\r
fe017393	91	}\r
	92	\r
	93	\r
	94	unsigned long gp2x_joystick_read(int allow_usb_joy)\r
	95	{\r
492d353a	96	unsigned long value = 0;\r
fe017393	97	int i;\r
fe017393	98	\r
	99	if (allow_usb_joy && num_of_joys > 0) {\r
	100	// check the usb joy as well..\r
	101	gp2x_usbjoy_update();\r
	102	for (i = 0; i < num_of_joys; i++)\r
	103	value \|= gp2x_usbjoy_check(i);\r
	104	}\r
	105	\r
	106	return value;\r
	107	}\r
	108	\r
	109	typedef struct ucb1x00_ts_event\r
	110	{\r
	111	unsigned short pressure;\r
	112	unsigned short x;\r
	113	unsigned short y;\r
	114	unsigned short pad;\r
	115	struct timeval stamp;\r
	116	} UCB1X00_TS_EVENT;\r
	117	\r
	118	int gp2x_touchpad_read(int x, int y)\r
	119	{\r
	120	UCB1X00_TS_EVENT event;\r
	121	static int zero_seen = 0;\r
	122	int retval;\r
	123	\r
	124	if (touchdev < 0) return -1;\r
	125	\r
	126	retval = read(touchdev, &event, sizeof(event));\r
	127	if (retval <= 0) {\r
	128	printf("touch read failed %i %i\n", retval, errno);\r
	129	return -1;\r
	130	}\r
	131	// this is to ignore the messed-up 4.1.x driver\r
	132	if (event.pressure == 0) zero_seen = 1;\r
	133	\r
	134	if (x) x = (event.x touchcal[0] + touchcal[2]) >> 16;\r
	135	if (y) y = (event.y touchcal[4] + touchcal[5]) >> 16;\r
	136	// printf("read %i %i %i\n", event.pressure, x, y);\r
	137	\r
	138	return zero_seen ? event.pressure : 0;\r
	139	}\r
	140	\r
	141	\r
492d353a	142	//static int s_oldrate = 0, s_oldbits = 0, s_oldstereo = 0;\r
fe017393	143	\r
	144	void gp2x_start_sound(int rate, int bits, int stereo)\r
	145	{\r
492d353a	146	#if 0\r
fe017393	147	int frag = 0, bsize, buffers;\r
	148	\r
	149	// if no settings change, we don't need to do anything\r
	150	if (rate == s_oldrate && s_oldbits == bits && s_oldstereo == stereo) return;\r
	151	\r
	152	if (sounddev > 0) close(sounddev);\r
	153	sounddev = open("/dev/dsp", O_WRONLY\|O_ASYNC);\r
	154	if (sounddev == -1)\r
	155	printf("open(\"/dev/dsp\") failed with %i\n", errno);\r
	156	\r
	157	ioctl(sounddev, SNDCTL_DSP_SETFMT, &bits);\r
	158	ioctl(sounddev, SNDCTL_DSP_SPEED, &rate);\r
	159	ioctl(sounddev, SNDCTL_DSP_STEREO, &stereo);\r
	160	// calculate buffer size\r
	161	buffers = 16;\r
	162	bsize = rate / 32;\r
	163	if (rate > 22050) { bsize=4; buffers=2; } // 44k mode seems to be very demanding\r
	164	while ((bsize>>=1)) frag++;\r
	165	frag \|= buffers<<16; // 16 buffers\r
	166	ioctl(sounddev, SNDCTL_DSP_SETFRAGMENT, &frag);\r
	167	usleep(192*1024);\r
	168	\r
	169	printf("gp2x_set_sound: %i/%ibit/%s, %i buffers of %i bytes\n",\r
	170	rate, bits, stereo?"stereo":"mono", frag>>16, 1<<(frag&0xffff));\r
	171	\r
	172	s_oldrate = rate; s_oldbits = bits; s_oldstereo = stereo;\r
492d353a	173	#endif\r
fe017393	174	}\r
	175	\r
	176	\r
	177	void gp2x_sound_write(void *buff, int len)\r
	178	{\r
492d353a	179	// write(sounddev, buff, len);\r
fe017393	180	}\r
	181	\r
	182	void gp2x_sound_sync(void)\r
	183	{\r
492d353a	184	// ioctl(sounddev, SOUND_PCM_SYNC, 0);\r
fe017393	185	}\r
	186	\r
	187	void gp2x_sound_volume(int l, int r)\r
	188	{\r
492d353a	189	#if 0\r
fe017393	190	l=l<0?0:l; l=l>255?255:l; r=r<0?0:r; r=r>255?255:r;\r
	191	l<<=8; l\|=r;\r
	192	ioctl(mixerdev, SOUND_MIXER_WRITE_PCM, &l); /SOUND_MIXER_WRITE_VOLUME/\r
492d353a	193	#endif\r
fe017393	194	}\r
	195	\r
	196	\r
	197	/* common */\r
	198	void gp2x_init(void)\r
	199	{\r
492d353a	200	// struct fb_fix_screeninfo fbfix;\r
	201	int fbdev;\r
	202	\r
fe017393	203	printf("entering init()\n"); fflush(stdout);\r
	204	\r
	205	memdev = open("/dev/mem", O_RDWR);\r
	206	if (memdev == -1)\r
	207	{\r
	208	printf("open(\"/dev/mem\") failed with %i\n", errno);\r
	209	exit(1);\r
	210	}\r
	211	\r
492d353a	212	memregs = mmap(0, 0x01000000, PROT_READ\|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);\r
492d353a	213	if (memregs == MAP_FAILED)\r
fe017393	214	{\r
	215	printf("mmap(memregs) failed with %i\n", errno);\r
	216	exit(1);\r
	217	}\r
fe017393	218	\r
492d353a	219	fbdev = open("/dev/fb0", O_RDWR);\r
492d353a	220	if (fbdev == -1)\r
fe017393	221	{\r
492d353a	222	printf("open(\"/dev/fb0\") failed with %i\n", errno);\r
fe017393	223	exit(1);\r
fe017393	224	}\r
fe017393	225	\r
492d353a	226	/*\r
	227	ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix);\r
	228	if (ret == -1)\r
	229	{\r
	230	printf("ioctl(fbdev) failed with %i\n", errno);\r
	231	exit(1);\r
	232	}\r
	233	*/\r
	234	screen = mmap(0, SCREEN_MAP_SIZE, PROT_WRITE\|PROT_READ, MAP_SHARED, fbdev, 0);\r
	235	if (screen == MAP_FAILED)\r
	236	{\r
	237	printf("mmap(fbptr) failed with %i\n", errno);\r
	238	exit(1);\r
	239	}\r
	240	printf("fbptr %p\n", screen);\r
de9b1274	241	// gp2x_screen = (char )screen + 80010*2-64;\r
de9b1274	242	gp2x_screen = screen;\r
fe017393	243	\r
fe017393	244	\r
	245	// snd\r
	246	mixerdev = open("/dev/mixer", O_RDWR);\r
	247	if (mixerdev == -1)\r
	248	printf("open(\"/dev/mixer\") failed with %i\n", errno);\r
	249	\r
	250	/* init usb joys -GnoStiC */\r
	251	gp2x_usbjoy_init();\r
	252	\r
	253	// touchscreen\r
	254	touchdev = open("/dev/touchscreen/wm97xx", O_RDONLY);\r
	255	if (touchdev >= 0) {\r
	256	FILE *pcf = fopen("/etc/pointercal", "r");\r
	257	if (pcf) {\r
	258	fscanf(pcf, "%d %d %d %d %d %d %d", &touchcal[0], &touchcal[1],\r
	259	&touchcal[2], &touchcal[3], &touchcal[4], &touchcal[5], &touchcal[6]);\r
	260	fclose(pcf);\r
	261	}\r
	262	printf("found touchscreen/wm97xx\n");\r
	263	}\r
	264	\r
fe017393	265	printf("exitting init()\n"); fflush(stdout);\r
	266	}\r
	267	\r
fe017393	268	void gp2x_deinit(void)\r
fe017393	269	{\r
492d353a	270	//gp2x_video_changemode(15);\r
fe017393	271	\r
492d353a	272	munmap(screen, SCREEN_MAP_SIZE);\r
492d353a	273	munmap((void *)memregs, 0x10000);\r
fe017393	274	close(memdev);\r
492d353a	275	if (mixerdev >= 0) close(mixerdev);\r
fe017393	276	if (sounddev >= 0) close(sounddev);\r
	277	if (touchdev >= 0) close(touchdev);\r
	278	\r
	279	gp2x_usbjoy_deinit();\r
	280	\r
492d353a	281	printf("all done");\r
fe017393	282	}\r
	283	\r
	284	/* lprintf */\r
	285	void lprintf(const char *fmt, ...)\r
	286	{\r
	287	va_list vl;\r
	288	\r
	289	va_start(vl, fmt);\r
	290	vprintf(fmt, vl);\r
	291	va_end(vl);\r
	292	}\r
	293	\r
	294	\r
	295	/* fake GP2X */\r
	296	int crashed_940 = 0;\r
	297	\r
	298	int readpng(void dest, const char fname, int what) { return -1; }\r
	299	void set_gamma(int g100, int A_SNs_curve) {}\r
	300	void set_FCLK(unsigned MHZ) {}\r
	301	void set_LCD_custom_rate(int rate) {}\r
	302	void unset_LCD_custom_rate(void) {}\r
492d353a	303	void Pause940(int yes) {}\r
492d353a	304	void Reset940(int yes, int bank) {}\r
fe017393	305	\r