X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=pandora%2Femu.c;h=3b9e62c0a1c673bde42fbb08aa6774af94bbb25b;hb=5a31ef07776f196cbf25748eee78da65b2b89928;hp=0b5540566957dac760e6b1d20095151694de902d;hpb=595491c49949ad41ffe2c343f1484ae913b6de5f;p=libpicofe.git

diff --git a/pandora/emu.c b/pandora/emu.c
index 0b55405..3b9e62c 100644
--- a/pandora/emu.c
+++ b/pandora/emu.c
@@ -14,14 +14,13 @@
 
 #include <stdarg.h>
 
-#include "../gp2x/emu.h"
-#include "../gp2x/menu.h"
 #include "../common/arm_utils.h"
 #include "../common/fonts.h"
 #include "../common/emu.h"
+#include "../common/menu.h"
 #include "../common/config.h"
 #include "../common/common.h"
-#include "../linux/usbjoy.h"
+#include "../common/input.h"
 #include "../linux/sndout_oss.h"
 #include "asm_utils.h"
 
@@ -41,11 +40,8 @@
 #endif
 
 
-int engineState;
 int select_exits = 0;
 
-char romFileName[PATH_MAX];
-
 static short __attribute__((aligned(4))) sndBuffer[2*44100/50];
 static struct timeval noticeMsgTime = { 0, 0 };	// when started showing
 static int osd_fps_x;
@@ -54,7 +50,7 @@ int reset_timing = 0;
 
 #define PICO_PEN_ADJUST_X 4
 #define PICO_PEN_ADJUST_Y 2
-static int pico_pen_x = SCREEN_WIDTH/2, pico_pen_y = 240/2;
+static int pico_pen_x = 0, pico_pen_y = 240/2;
 
 static void emu_msg_cb(const char *msg);
 static void emu_msg_tray_open(void);
@@ -128,7 +124,6 @@ void emu_prepareDefaultConfig(void)
 	defaultConfig.EmuOpt    = 0x8f | 0x00600; // | <- confirm_save, cd_leds
 	defaultConfig.s_PicoOpt  = 0x0f | POPT_EXT_FM|POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC;
 	defaultConfig.s_PicoOpt |= POPT_ACC_SPRITES|POPT_EN_MCD_GFX;
-//	defaultConfig.s_PicoOpt &= ~POPT_EN_SVP_DRC; // crashes :(
 	defaultConfig.EmuOpt    &= ~8; // no save gzip
 	defaultConfig.s_PsndRate = 44100;
 	defaultConfig.s_PicoRegion = 0;
@@ -144,14 +139,14 @@ void emu_prepareDefaultConfig(void)
 static void textOut16(int x, int y, const char *text)
 {
 	int i,l,len=strlen(text);
-	unsigned int *screen = (unsigned int *)((unsigned short *)SCREEN_BUFFER + (x&~1) + y*SCREEN_WIDTH);
+	unsigned int *screen = (unsigned int *)((unsigned short *)g_screen_ptr + (x&~1) + y*g_screen_width);
 
 	for (i = 0; i < len; i++)
 	{
 		for (l=0;l<16;)
 		{
 			unsigned char fd = fontdata8x8[((text[i])*8)+l/2];
-			unsigned int *d = &screen[l*SCREEN_WIDTH/2];
+			unsigned int *d = &screen[l*g_screen_width/2];
 			if (fd&0x80) d[0]=0xffffffff;
 			if (fd&0x40) d[1]=0xffffffff;
 			if (fd&0x20) d[2]=0xffffffff;
@@ -160,7 +155,7 @@ static void textOut16(int x, int y, const char *text)
 			if (fd&0x04) d[5]=0xffffffff;
 			if (fd&0x02) d[6]=0xffffffff;
 			if (fd&0x01) d[7]=0xffffffff;
-			l++; d = &screen[l*SCREEN_WIDTH/2];
+			l++; d = &screen[l*g_screen_width/2];
 			if (fd&0x80) d[0]=0xffffffff;
 			if (fd&0x40) d[1]=0xffffffff;
 			if (fd&0x20) d[2]=0xffffffff;
@@ -185,7 +180,7 @@ void osd_text(int x, int y, const char *text)
 		x &= ~3; // align x
 		len = (len+3) >> 2;
 		for (h = 0; h < 8; h++) {
-			p = (int *) ((unsigned char *) gp2x_screen+x+SCREEN_WIDTH*(y+h));
+			p = (int *) ((unsigned char *) g_screen_ptr+x+g_screen_width*(y+h));
 			for (i = len; i; i--, p++) *p = 0xe0e0e0e0;
 		}
 		emu_textOut8(x, y, text);
@@ -194,7 +189,7 @@ void osd_text(int x, int y, const char *text)
 		x &= ~1; // align x
 		len++;
 		for (h = 0; h < 16; h++) {
-			p = (int *) ((unsigned short *) gp2x_screen+x+SCREEN_WIDTH*(y+h));
+			p = (int *) ((unsigned short *) g_screen_ptr+x+g_screen_width*(y+h));
 			for (i = len; i; i--, p++) *p = 0;//(*p>>2)&0x39e7;
 		}
 		textOut16(x, y, text);
@@ -212,26 +207,26 @@ static void draw_cd_leds(void)
 		// 8-bit modes
 		unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;
 		unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*2+ 4) =
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*3+ 4) =
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*4+ 4) = col_g;
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*2+12) =
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*3+12) =
-		*(unsigned int *)((char *)gp2x_screen + SCREEN_WIDTH*4+12) = col_r;
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+ 4) =
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+ 4) =
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+ 4) = col_g;
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+12) =
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+12) =
+		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+12) = col_r;
 	} else {
 		// 16-bit modes
-		unsigned int *p = (unsigned int *)((short *)gp2x_screen + SCREEN_WIDTH*2+4);
+		unsigned int *p = (unsigned int *)((short *)g_screen_ptr + g_screen_width*2+4);
 		unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;
 		unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;
-		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += SCREEN_WIDTH/2 - 12/2;
-		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += SCREEN_WIDTH/2 - 12/2;
+		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;
+		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;
 		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r;
 	}
 }
 
 static void draw_pico_ptr(void)
 {
-	unsigned short *p = (unsigned short *)gp2x_screen;
+	unsigned short *p = (unsigned short *)g_screen_ptr;
 
 	// only if pen enabled and for 16bit modes
 	if (pico_inp_mode == 0 || (PicoOpt&0x10) || !(currentConfig.EmuOpt&0x80)) return;
@@ -239,7 +234,7 @@ static void draw_pico_ptr(void)
 	if (!(Pico.video.reg[12]&1) && !(PicoOpt&POPT_DIS_32C_BORDER))
 		p += 32;
 
-	p += SCREEN_WIDTH * (pico_pen_y + PICO_PEN_ADJUST_Y);
+	p += g_screen_width * (pico_pen_y + PICO_PEN_ADJUST_Y);
 	p += pico_pen_x + PICO_PEN_ADJUST_X;
 	p[0]   ^= 0xffff;
 	p[319] ^= 0xffff;
@@ -253,9 +248,9 @@ static void draw_pico_ptr(void)
 static int EmuScanBegin16(unsigned int num)
 {
 	if (!(Pico.video.reg[1]&8)) num += 8;
-	DrawLineDest = (unsigned short *)gp2x_screen + num*800 + 800/2 - 320/2;
+	DrawLineDest = (unsigned short *)g_screen_ptr + num*800 + 800/2 - 320/2;
 	//int w = (Pico.video.reg[12]&1) ? 320 : 256;
-	//DrawLineDest = (unsigned short *)gp2x_screen + num*w;
+	//DrawLineDest = (unsigned short *)g_screen_ptr + num*w;
 
 	return 0;
 }
@@ -271,7 +266,7 @@ static int EmuScanEnd16(unsigned int num)
 	int len, mask = 0xff;
 
 	if (!(Pico.video.reg[1]&8)) num += 8;
-	pd=(unsigned short *)gp2x_screen + num*800*2 + 800/2 - 320*2/2;
+	pd=(unsigned short *)g_screen_ptr + num*800*2 + 800/2 - 320*2/2;
 
 	if (Pico.m.dirtyPal)
 		PicoDoHighPal555(sh);
@@ -304,14 +299,6 @@ static int EmuScanEnd16(unsigned int num)
 
 #endif // USE_320_SCREEN
 
-static int EmuScanBegin8(unsigned int num)
-{
-	if (!(Pico.video.reg[1]&8)) num += 8;
-	DrawLineDest = (unsigned char *)  gp2x_screen + SCREEN_WIDTH * num;
-
-	return 0;
-}
-
 int localPal[0x100];
 static void (*vidCpyM2)(void *dest, void *src) = NULL;
 
@@ -326,13 +313,13 @@ static void blit(const char *fps, const char *notice)
 			Pico.m.dirtyPal = 0;
 			vidConvCpyRGB32(localPal, Pico.cram, 0x40);
 			// feed new palette to our device
-			gp2x_video_setpalette(localPal, 0x40);
+			// gp2x_video_setpalette(localPal, 0x40);
 		}
 		// a hack for VR
 		if (PicoRead16Hook == PicoSVPRead16)
 			memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);
 		// do actual copy
-		vidCpyM2((unsigned char *)gp2x_screen+SCREEN_WIDTH*8, PicoDraw2FB+328*8);
+		vidCpyM2((unsigned char *)g_screen_ptr+g_screen_width*8, PicoDraw2FB+328*8);
 	}
 	else if (!(emu_opt&0x80))
 	{
@@ -365,12 +352,12 @@ static void blit(const char *fps, const char *notice)
 				localPal[0xe0] = 0x00000000; // reserved pixels for OSD
 				localPal[0xf0] = 0x00ffffff;
 			}
-			gp2x_video_setpalette(localPal, pallen);
+			// gp2x_video_setpalette(localPal, pallen);
 		}
 	}
 
 	if (notice || (emu_opt & 2)) {
-		int h = SCREEN_HEIGHT-16;
+		int h = g_screen_height-16;
 		if (currentConfig.scaling == 2 && !(Pico.video.reg[1]&8)) h -= 16;
 		if (notice) osd_text(4, h, notice);
 		if (emu_opt & 2)
@@ -380,33 +367,24 @@ static void blit(const char *fps, const char *notice)
 		draw_cd_leds();
 	if (PicoAHW & PAHW_PICO)
 		draw_pico_ptr();
-{
-//static int u=0;
-//memset((char *)gp2x_screen+800*471*2, (u++)>>1, 800*9*2);
-}
 
 	//gp2x_video_wait_vsync();
-	gp2x_video_flip();
+	// gp2x_video_flip();
 }
 
 
 // clears whole screen or just the notice area (in all buffers)
 static void clearArea(int full)
 {
-	if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {
-		// 8-bit renderers
-		if (full) gp2x_memset_all_buffers(0, 0xe0, SCREEN_WIDTH*240);
-		else      gp2x_memset_all_buffers(SCREEN_WIDTH*232, 0xe0, SCREEN_WIDTH*8);
-	} else {
-		// 16bit accurate renderer
-		if (full) gp2x_memset_all_buffers(0, 0, SCREEN_WIDTH*SCREEN_HEIGHT*2);
-		else      gp2x_memset_all_buffers(SCREEN_WIDTH*(SCREEN_HEIGHT-16)*2, 0, SCREEN_WIDTH*16*2);
-	}
+	if (full) memset(g_screen_ptr, 0, g_screen_width*g_screen_height*2);
+	else      memset((short *)g_screen_ptr + g_screen_width * (g_screen_height - 16), 0,
+			g_screen_width * 16 * 2);
 }
 
 
 static void vidResetMode(void)
 {
+#if 0
 	if (PicoOpt&0x10) {
 		gp2x_video_changemode(8);
 	} else if (currentConfig.EmuOpt&0x80) {
@@ -438,27 +416,37 @@ static void vidResetMode(void)
 	if (currentConfig.scaling == 2 && !(Pico.video.reg[1]&8))
 	     gp2x_video_RGB_setscaling(8, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 224);
 	else gp2x_video_RGB_setscaling(0, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 240);
+#else
+#ifdef USE_320_SCREEN
+	PicoDrawSetColorFormat(1);
+	PicoScanBegin = EmuScanBegin16;
+#else
+	PicoDrawSetColorFormat(-1);
+	PicoScanEnd = EmuScanEnd16;
+#endif
+#endif
 }
 
 
 static void emu_msg_cb(const char *msg)
 {
+/*
 	if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {
 		// 8-bit renderers
-		gp2x_memset_all_buffers(SCREEN_WIDTH*(SCREEN_HEIGHT-16), 0xe0, SCREEN_WIDTH*16);
-		osd_text(4, SCREEN_HEIGHT-16, msg);
-		gp2x_memcpy_all_buffers((char *)gp2x_screen+SCREEN_WIDTH*(SCREEN_HEIGHT-16),
-			SCREEN_WIDTH*(SCREEN_HEIGHT-16), SCREEN_WIDTH*16);
+		gp2x_memset_all_buffers(g_screen_width*(g_screen_height-16), 0xe0, g_screen_width*16);
+		osd_text(4, g_screen_height-16, msg);
+		gp2x_memcpy_all_buffers((char *)g_screen_ptr+g_screen_width*(g_screen_height-16),
+			g_screen_width*(g_screen_height-16), g_screen_width*16);
 	} else {
 		// 16bit accurate renderer
-		gp2x_memset_all_buffers(SCREEN_WIDTH*(SCREEN_HEIGHT-16)*2, 0, SCREEN_WIDTH*16*2);
-		osd_text(4, SCREEN_HEIGHT-16, msg);
-		gp2x_memcpy_all_buffers((char *)gp2x_screen+SCREEN_WIDTH*(SCREEN_HEIGHT-16)*2,
-			SCREEN_WIDTH*(SCREEN_HEIGHT-16)*2, SCREEN_WIDTH*16*2);
+		gp2x_memset_all_buffers(g_screen_width*(g_screen_height-16)*2, 0, g_screen_width*16*2);
+		osd_text(4, g_screen_height-16, msg);
+		gp2x_memcpy_all_buffers((char *)g_screen_ptr+g_screen_width*(g_screen_height-16)*2,
+			g_screen_width*(g_screen_height-16)*2, g_screen_width*16*2);
 	}
 	gettimeofday(&noticeMsgTime, 0);
 	noticeMsgTime.tv_sec -= 2;
-
+*/
 	/* assumption: emu_msg_cb gets called only when something slow is about to happen */
 	reset_timing = 1;
 }
@@ -475,6 +463,7 @@ static void emu_msg_tray_open(void)
 	gettimeofday(&noticeMsgTime, 0);
 }
 
+#if 0
 static void RunEventsPico(unsigned int events, unsigned int gp2x_keys)
 {
 	int ret, px, py, lim_x;
@@ -526,6 +515,7 @@ static void RunEventsPico(unsigned int events, unsigned int gp2x_keys)
 	PicoPicohw.pen_pos[0] += 0x3c;
 	PicoPicohw.pen_pos[1] = pico_inp_mode == 1 ? (0x2f8 + pico_pen_y) : (0x1fc + pico_pen_y);
 }
+#endif
 
 static void update_volume(int has_changed, int is_up)
 {
@@ -569,6 +559,7 @@ static void RunEvents(unsigned int which)
 		if ( emu_checkSaveFile(state_slot) &&
 				(( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) ||   // load
 				 (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) { // save
+#if 0
 			unsigned long keys;
 			blit("", (which & 0x1000) ? "LOAD STATE? (Y=yes, X=no)" : "OVERWRITE SAVE? (Y=yes, X=no)");
 			while ( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )
@@ -577,11 +568,12 @@ static void RunEvents(unsigned int which)
 			while ( gp2x_joystick_read(1) & (GP2X_X|GP2X_Y) ) // wait for release
 				usleep(50*1024);
 			clearArea(0);
+#endif
 		}
 		if (do_it) {
-			osd_text(4, SCREEN_HEIGHT-16, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
+			osd_text(4, g_screen_height-16, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
 			PicoStateProgressCB = emu_state_cb;
-			gp2x_memcpy_all_buffers(gp2x_screen, 0, SCREEN_WIDTH*SCREEN_HEIGHT*2);
+			//gp2x_memcpy_all_buffers(g_screen_ptr, 0, g_screen_width*g_screen_height*2);
 			emu_SaveLoadGame((which & 0x1000) >> 12, 0);
 			PicoStateProgressCB = NULL;
 		}
@@ -625,63 +617,11 @@ static void RunEvents(unsigned int which)
 
 static void updateKeys(void)
 {
-	unsigned int keys, keys2, allActions[2] = { 0, 0 }, events;
+	unsigned int allActions[2] = { 0, 0 }, events;
 	static unsigned int prevEvents = 0;
-	int joy, i;
-
-	keys = gp2x_joystick_read(0);
-	if (keys & GP2X_SELECT) {
-		engineState = select_exits ? PGS_Quit : PGS_Menu;
-		// wait until select is released, so menu would not resume game
-		while (gp2x_joystick_read(1) & GP2X_SELECT) usleep(50*1000);
-	}
-
-	keys &= CONFIGURABLE_KEYS;
-	keys2 = keys;
-
-	for (i = 0; i < 32; i++)
-	{
-		if (keys2 & (1 << i))
-		{
-			int pl, acts = currentConfig.KeyBinds[i];
-			if (!acts) continue;
-			pl = (acts >> 16) & 1;
-			if (kb_combo_keys & (1 << i))
-			{
-				int u = i+1, acts_c = acts & kb_combo_acts;
-				// let's try to find the other one
-				if (acts_c) {
-					for (; u < 32; u++)
-						if ( (keys2 & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) {
-							allActions[pl] |= acts_c & currentConfig.KeyBinds[u];
-							keys2 &= ~((1 << i) | (1 << u));
-							break;
-						}
-				}
-				// add non-combo actions if combo ones were not found
-				if (!acts_c || u == 32)
-					allActions[pl] |= acts & ~kb_combo_acts;
-			} else {
-				allActions[pl] |= acts;
-			}
-		}
-	}
 
-	// add joy inputs
-	if (num_of_joys > 0)
-	{
-		usbjoy_update();
-		for (joy = 0; joy < num_of_joys; joy++) {
-			int btns = usbjoy_check2(joy);
-			for (i = 0; i < 32; i++) {
-				if (btns & (1 << i)) {
-					int acts = currentConfig.JoyBinds[joy][i];
-					int pl = (acts >> 16) & 1;
-					allActions[pl] |= acts;
-				}
-			}
-		}
-	}
+	/* FIXME: combos, player2 */
+	allActions[0] = in_update();
 
 	PicoPad[0] = allActions[0] & 0xfff;
 	PicoPad[1] = allActions[1] & 0xfff;
@@ -703,8 +643,10 @@ static void updateKeys(void)
 
 	events &= ~prevEvents;
 
+/*
 	if (PicoAHW == PAHW_PICO)
 		RunEventsPico(events, keys);
+*/
 	if (events) RunEvents(events);
 	if (movie_data) emu_updateMovie();
 
@@ -756,7 +698,7 @@ void emu_forcedFrame(int opts)
 		clearArea(1);
 	} else	vidCpyM2 = vidCpyM2_40col;
 
-	vidCpyM2((unsigned char *)gp2x_screen+SCREEN_WIDTH*8, PicoDraw2FB+328*8);
+	vidCpyM2((unsigned char *)g_screen_ptr+g_screen_width*8, PicoDraw2FB+328*8);
 	vidConvCpyRGB32(localPal, Pico.cram, 0x40);
 	gp2x_video_setpalette(localPal, 0x40);
 */
@@ -785,10 +727,46 @@ static void simpleWait(int thissec, int lim_time)
 	}
 }
 
+void emu_startSound(void)
+{
+	static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
+	int target_fps = Pico.m.pal ? 50 : 60;
+
+	PsndOut = NULL;
+
+	if (currentConfig.EmuOpt & 4)
+	{
+		int snd_excess_add;
+		if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old)
+			PsndRerate(Pico.m.frame_count ? 1 : 0);
+
+		snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
+		printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
+			PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
+		sndout_oss_start(PsndRate, 16, (PicoOpt&8)>>3);
+		sndout_oss_setvol(currentConfig.volume, currentConfig.volume);
+		PicoWriteSound = updateSound;
+		update_volume(0, 0);
+		memset(sndBuffer, 0, sizeof(sndBuffer));
+		PsndOut = sndBuffer;
+		PsndRate_old = PsndRate;
+		PicoOpt_old  = PicoOpt;
+		pal_old = Pico.m.pal;
+	}
+}
+
+void emu_endSound(void)
+{
+}
+
+/* wait until we can write more sound */
+void emu_waitSound(void)
+{
+	// don't need to do anything, writes will block by themselves
+}
 
 void emu_Loop(void)
 {
-	static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
 	char fpsbuff[24]; // fps count c string
 	struct timeval tval; // timing
 	int pframes_done, pframes_shown, pthissec; // "period" frames, used for sync
@@ -811,28 +789,7 @@ void emu_Loop(void)
 	target_frametime = 1000000/target_fps;
 	reset_timing = 1;
 
-	// prepare sound stuff
-	if (currentConfig.EmuOpt & 4)
-	{
-		int snd_excess_add;
-		if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old)
-			PsndRerate(Pico.m.frame_count ? 1 : 0);
-
-		snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
-		printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
-			PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
-		sndout_oss_start(PsndRate, 16, (PicoOpt&8)>>3);
-		sndout_oss_setvol(currentConfig.volume, currentConfig.volume);
-		PicoWriteSound = updateSound;
-		update_volume(0, 0);
-		memset(sndBuffer, 0, sizeof(sndBuffer));
-		PsndOut = sndBuffer;
-		PsndRate_old = PsndRate;
-		PicoOpt_old  = PicoOpt;
-		pal_old = Pico.m.pal;
-	} else {
-		PsndOut = NULL;
-	}
+	emu_startSound();
 
 	// prepare CD buffer
 	if (PicoAHW & PAHW_MCD) PicoCDBufferInit();
@@ -840,7 +797,7 @@ void emu_Loop(void)
 	// calc vsync offset to sync timing code with vsync
 	if (currentConfig.EmuOpt&0x2000) {
 		gettimeofday(&tval, 0);
-		gp2x_video_wait_vsync();
+		//gp2x_video_wait_vsync();
 		gettimeofday(&tval, 0);
 		vsync_offset = tval.tv_usec;
 		while (vsync_offset >= target_frametime)
@@ -884,7 +841,7 @@ void emu_Loop(void)
 		modes = ((Pico.video.reg[12]&1)<<2)|(Pico.video.reg[1]&8);
 		if (modes != oldmodes)
 		{
-			int scalex = SCREEN_WIDTH;
+			int scalex = g_screen_width;
 			osd_fps_x = OSD_FPS_X;
 			if (modes & 4) {
 				vidCpyM2 = vidCpyM2_40col;
@@ -897,9 +854,9 @@ void emu_Loop(void)
 					vidCpyM2 = vidCpyM2_32col;
 				}
 			}
-			if (currentConfig.scaling == 2 && !(modes&8)) // want vertical scaling and game is not in 240 line mode
-			     gp2x_video_RGB_setscaling(8, scalex, 224);
-			else gp2x_video_RGB_setscaling(0, scalex, 240);
+			//if (currentConfig.scaling == 2 && !(modes&8)) // want vertical scaling and game is not in 240 line mode
+			//      gp2x_video_RGB_setscaling(8, scalex, 224);
+			// else gp2x_video_RGB_setscaling(0, scalex, 240);
 			oldmodes = modes;
 			clearArea(1);
 		}
@@ -1000,7 +957,7 @@ void emu_Loop(void)
 				if (vsync_offset) {
 					if (lim_time - tval.tv_usec > target_frametime/2)
 						simpleWait(pthissec, lim_time - target_frametime/4);
-					gp2x_video_wait_vsync();
+					// gp2x_video_wait_vsync();
 				} else {
 					simpleWait(pthissec, lim_time);
 				}