DFI Mod

Makefile

@@ -0,0 +1,70 @@
+
+prefix = /usr/local
+exec_prefix = ${prefix}
+bindir = ${exec_prefix}/bin
+
+CC = gcc
+LD = $(CC)
+AS = $(CC)
+INSTALL = /usr/bin/install -c
+
+CFLAGS =  -ansi -pedantic -Wall -O3 -fstrength-reduce -fthread-jumps  -fcse-follow-jumps -fcse-skip-blocks -frerun-cse-after-loop  -fexpensive-optimizations -fforce-addr -fomit-frame-pointer
+LDFLAGS = $(CFLAGS)  -s
+ASFLAGS = $(CFLAGS)
+
+TARGETS =  xgnuboy fbgnuboy sdlgnuboy
+
+ASM_OBJS = 
+
+SYS_DEFS = -DHAVE_CONFIG_H -DIS_LITTLE_ENDIAN  -DIS_LINUX -D_SVID_SOURCE
+SYS_OBJS = sys/nix/nix.o $(ASM_OBJS)
+SYS_INCS = -I/usr/local/include  -I./sys/nix
+
+FB_OBJS = sys/linux/fbdev.o sys/linux/kb.o sys/pc/keymap.o sys/linux/joy.o sys/oss/oss.o
+FB_LIBS = 
+
+SVGA_OBJS = sys/svga/svgalib.o sys/pc/keymap.o sys/linux/joy.o sys/oss/oss.o
+SVGA_LIBS = -L/usr/local/lib -lvga
+
+SDL_OBJS = sys/sdl/sdl.o sys/sdl/sdl-audio.o sys/sdl/keymap.o
+SDL_LIBS = -L/usr/lib/x86_64-linux-gnu -lSDL
+SDL_CFLAGS = -I/usr/include/SDL -D_GNU_SOURCE=1 -D_REENTRANT
+
+X11_OBJS = sys/x11/xlib.o sys/x11/keymap.o sys/linux/joy.o sys/oss/oss.o
+X11_LIBS =  -lX11 -lXext
+
+all: $(TARGETS)
+
+include Rules
+
+fbgnuboy: $(OBJS) $(SYS_OBJS) $(FB_OBJS)
+	$(LD) $(LDFLAGS) $(OBJS) $(SYS_OBJS) $(FB_OBJS) -o $@ $(FB_LIBS)
+
+sgnuboy: $(OBJS) $(SYS_OBJS) $(SVGA_OBJS)
+	$(LD) $(LDFLAGS) $(OBJS) $(SYS_OBJS) $(SVGA_OBJS) -o $@ $(SVGA_LIBS)
+
+sdlgnuboy: $(OBJS) $(SYS_OBJS) $(SDL_OBJS)
+	$(LD) $(LDFLAGS) $(OBJS) $(SYS_OBJS) $(SDL_OBJS) -o $@ $(SDL_LIBS)
+
+sys/sdl/sdl.o: sys/sdl/sdl.c
+	$(MYCC) $(SDL_CFLAGS) -c $< -o $@
+
+sys/sdl/keymap.o: sys/sdl/keymap.c
+	$(MYCC) $(SDL_CFLAGS) -c $< -o $@
+
+xgnuboy: $(OBJS) $(SYS_OBJS) $(X11_OBJS)
+	$(LD) $(LDFLAGS) $(OBJS) $(SYS_OBJS) $(X11_OBJS) -o $@ $(X11_LIBS)
+
+install: all
+	$(INSTALL) -d $(bindir)
+	$(INSTALL) -m 755 $(TARGETS) $(bindir)
+
+clean:
+	rm -f *gnuboy gmon.out *.o sys/*.o sys/*/*.o asm/*/*.o $(OBJS)
+
+distclean: clean
+	rm -f config.* sys/nix/config.h Makefile
+
+
+
+

emu.c

@@ -1,6 +1,3 @@
-
-
-
 #include "defs.h"
 #include "regs.h"
 #include "hw.h"
@@ -17,6 +14,8 @@
 static int framelen = 16743;
 static int framecount;
 
+
+
 rcvar_t emu_exports[] =
 {
 	RCV_INT("framelen", &framelen),
@@ -25,17 +24,10 @@ rcvar_t emu_exports[] =
 };
 
 
-
-
-
-
-
 void emu_init()
 {
-	
 }
 
-
 /*
  * emu_reset is called to initialize the state of the emulated
  * system. It should set cpu registers, hardware registers, etc. to
@@ -49,6 +41,7 @@ void emu_reset()
 	cpu_reset();
 	mbc_reset();
 	sound_reset();
+    emu_init();
 }
 
 
@@ -71,6 +64,9 @@ void emu_run()
 {
 	void *timer = sys_timer();
 	int delay;
+	
+	unsigned char x,y;
+
 
 	vid_begin();
 	lcd_begin();
@@ -95,7 +91,7 @@ void emu_run()
 		
 		if (!(R_LCDC & 0x80))
 			cpu_emulate(32832);
-		
+
 		while (R_LY > 0) /* wait for next frame */
 			emu_step();
 	}

sys.h

@@ -29,7 +29,6 @@ void kb_init();
 void kb_poll();
 void kb_close();
 
-
 /* FIXME these have different prototype for obsolete ( == M$ ) platforms */
 #include <sys/time.h>
 int sys_elapsed(struct timeval *prev);

sys/sdl/sdl.c

@@ -13,11 +13,31 @@
 
 #include <SDL/SDL.h>
 
+/* Von Stefan */
+#include <string.h>
+#include <netdb.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#define BUFSIZE 5760
+#define SERVICE_PORT 2323
+#define FRAME_SKIP -1
+/* Ende von Stefan */
+
 
 #include "fb.h"
 #include "input.h"
 #include "rc.h"
 
+/* By Stefan */
+static struct sockaddr_in myaddr, remaddr;
+static int fd, slen=sizeof(remaddr);
+static char frame[BUFSIZE];	/* message buffer */
+static char *server = "195.160.169.37";	/* change this to use a different server */
+static int frameCount = 0;
+/* End Stefan */
+
 struct fb fb;
 
 static int use_yuv = -1;
@@ -203,6 +223,37 @@ void vid_init()
 	fb.enabled = 1;
 	fb.dirty = 0;
 	
+	/* Start Init Stefan */
+	/* create a socket */
+    printf("Start Init\n");
+	if ((fd=socket(AF_INET, SOCK_DGRAM, 0))==-1)
+		printf("socket created\n");
+
+	/* bind it to all local addresses and pick any port number */
+
+	memset((char *)&myaddr, 0, sizeof(myaddr));
+	myaddr.sin_family = AF_INET;
+	myaddr.sin_addr.s_addr = htonl(INADDR_ANY);
+	myaddr.sin_port = htons(0);
+
+	if (bind(fd, (struct sockaddr *)&myaddr, sizeof(myaddr)) < 0) {
+		die("bind failed");
+	}       
+
+	/* now define remaddr, the address to whom we want to send messages */
+	/* For convenience, the host address is expressed as a numeric IP address */
+	/* that we will convert to a binary format via inet_aton */
+
+	memset((char *) &remaddr, 0, sizeof(remaddr));
+	remaddr.sin_family = AF_INET;
+	remaddr.sin_port = htons(SERVICE_PORT);
+	if (inet_aton(server, &remaddr.sin_addr)==0) {
+		fprintf(stderr, "inet_aton() failed\n");
+		die("1");
+	}
+    
+    printf("End Init\n");
+    /* Ende Stefan */
 }
 
 
@@ -403,6 +454,9 @@ void vid_settitle(char *title)
 
 void vid_begin()
 {
+    int x;
+	char y;
+
 	if (overlay)
 	{
 		SDL_LockYUVOverlay(overlay);
@@ -411,6 +465,75 @@ void vid_begin()
 	}
 	SDL_LockSurface(screen);
 	fb.ptr = screen->pixels;
+
+	frameCount++;
+
+	if (frameCount % FRAME_SKIP) {
+		return;
+	}
+
+	/* Stefan Start - Sending Frame via UDP to DFI*/
+	
+    /* Geht so halb...
+	for(x=0; x<144*40; x++){ 
+    	if(fb.ptr[x*16]==29)  frame[x]=0; 
+		if(fb.ptr[x*16]==99)  frame[x]=1;
+		if(fb.ptr[x*16]==107) frame[x]=2;
+		if(fb.ptr[x*16]==156) frame[x]=3;
+
+    	if(fb.ptr[(x*16)+4]==29)  frame[x]+=0; 
+		if(fb.ptr[(x*16)+4]==99)  frame[x]+=4;
+		if(fb.ptr[(x*16)+4]==107) frame[x]+=8;
+		if(fb.ptr[(x*16)+4]==156) frame[x]+=12;
+
+    	if(fb.ptr[(x*16)+8]==29)  frame[x]+=0; 
+		if(fb.ptr[(x*16)+8]==99)  frame[x]+=16;
+		if(fb.ptr[(x*16)+8]==107) frame[x]+=32;
+		if(fb.ptr[(x*16)+8]==156) frame[x]+=48;
+
+    	if(fb.ptr[(x*16)+12]==29)  frame[x]+=0; 
+		if(fb.ptr[(x*16)+12]==99)  frame[x]+=64;
+		if(fb.ptr[(x*16)+12]==107) frame[x]+=128;
+		if(fb.ptr[(x*16)+12]==156) frame[x]+=192;
+    } */
+ 
+	int displaySize = 144*160;
+
+    for(x=0; x<displaySize; x++){
+		int color = fb.ptr[x*4];
+
+		if (color == 41) {
+				y=0;
+		} else if (color == 99) {
+				y=1;
+		} else if (color <= 107) {
+				y=2;
+		} else if (color <= 156) {
+				y=3;
+		} else {
+				y=0;
+		} 
+		
+		int pixelModulo = x %4;
+
+		if (pixelModulo == 0) {
+			frame[x/4] =y;
+		} else if (pixelModulo == 1) {
+			frame[x/4]+=(y<<2);
+		} else if (pixelModulo == 2) {
+			frame[x/4]+=(y<<4);
+		} else if (pixelModulo == 3) {
+			frame[x/4]+=(y<<6);
+		}
+    }
+
+    if (sendto(fd, frame, BUFSIZE, 0, (struct sockaddr *)&remaddr, slen)==-1) {
+		printf("error sending frame\n");
+	}
+
+	/*printf("send; %d\n",frameCount);*/
+
+	/* Stefan Ende */
 }
 
 void vid_end()