Ejemplo n.º 1
0
Archivo: lex.c Proyecto: aberg001/plan9
int
assemble(char *file)
{
    char ofile[100], incfile[20], *p;
    int i, of;

    strcpy(ofile, file);
    if(p = strrchr(ofile, pathchar())) {
        include[0] = ofile;
        *p++ = 0;
    } else
        p = ofile;
    if(outfile == 0) {
        outfile = p;
        if(p = strrchr(outfile, '.'))
            if(p[1] == 's' && p[2] == 0)
                p[0] = 0;
        p = strrchr(outfile, 0);
        p[0] = '.';
        p[1] = thechar;
        p[2] = 0;
    }
    p = getenv("INCLUDE");
    if(p) {
        setinclude(p);
    } else {
        if(systemtype(Plan9)) {
            sprint(incfile,"/%s/include", thestring);
            setinclude(strdup(incfile));
        }
    }

    of = mycreat(outfile, 0664);
    if(of < 0) {
        yyerror("%ca: cannot create %s", thechar, outfile);
        errorexit();
    }
    Binit(&obuf, of, OWRITE);

    pass = 1;
    nosched = 0;
    pinit(file);
    for(i=0; i<nDlist; i++)
        dodefine(Dlist[i]);
    yyparse();
    if(nerrors) {
        cclean();
        return nerrors;
    }

    pass = 2;
    nosched = 0;
    outhist();
    pinit(file);
    for(i=0; i<nDlist; i++)
        dodefine(Dlist[i]);
    yyparse();
    cclean();
    return nerrors;
}
Ejemplo n.º 2
0
Archivo: lex.c Proyecto: hfeeki/go
int
assemble(char *file)
{
	char *ofile, *p;
	int i, of;

	ofile = alloc(strlen(file)+3); // +3 for .x\0 (x=thechar)
	strcpy(ofile, file);
	p = utfrrune(ofile, pathchar());
	if(p) {
		include[0] = ofile;
		*p++ = 0;
	} else
		p = ofile;
	if(outfile == 0) {
		outfile = p;
		if(outfile){
			p = utfrrune(outfile, '.');
			if(p)
				if(p[1] == 's' && p[2] == 0)
					p[0] = 0;
			p = utfrune(outfile, 0);
			p[0] = '.';
			p[1] = thechar;
			p[2] = 0;
		} else
			outfile = "/dev/null";
	}

	of = create(outfile, OWRITE, 0664);
	if(of < 0) {
		yyerror("%ca: cannot create %s", thechar, outfile);
		errorexit();
	}
	Binit(&obuf, of, OWRITE);

	pass = 1;
	pinit(file);

	Bprint(&obuf, "go object %s %s %s\n", getgoos(), thestring, getgoversion());

	for(i=0; i<nDlist; i++)
		dodefine(Dlist[i]);
	yyparse();
	if(nerrors) {
		cclean();
		return nerrors;
	}

	Bprint(&obuf, "\n!\n");

	pass = 2;
	outhist();
	pinit(file);
	for(i=0; i<nDlist; i++)
		dodefine(Dlist[i]);
	yyparse();
	cclean();
	return nerrors;
}
Ejemplo n.º 3
0
Archivo: main.c Proyecto: ismaellc/SOTR
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
	unsigned char FB[]="MESSAGE WRITTEN THROUGH FRAMEBUFFER!!";
	fb_init();       // initialize framebuffer device (2015.11.02)
	cprintf("\nUsing Framebuffer still presents some problems :(\n\n");
	cprintf("\nSuggestion: review the way it is used in console.c\n\n");
	fb_write(FB, sizeof(FB)); // Framebuffer maybe could be used before this moment (2015.11.02)
	see_mylock(MYLOCK);
  kinit1(end, P2V(4*1024*1024)); // phys page allocator
  kvmalloc();      // kernel page table
  mpinit();        // collect info about this machine
  lapicinit();
  seginit();       // set up segments
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  startothers();   // start other processors
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
  userinit();      // first user process
  // Finish setting up this processor in mpmain.
  mpmain();
}
Ejemplo n.º 4
0
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
    monitor_clear ();

    // Print basic system information.
    cprintf ("Ensidia\n\n");
    cprintf ("Copyright (c) 2013-2014 Fotis Koutoulakis\n");
    cprintf ("Based on xv6 by Russ Cox et al, at MIT CSAIL\n");

    kinit1(end, P2V(4*1024*1024)); // phys page allocator
    kvmalloc();      // kernel page table
    mpinit();        // collect info about this machine
    lapicinit();
    seginit();       // set up segments
    cprintf("\ncpu%d: starting xng kernel\n\n", cpu->id);
    picinit();       // interrupt controller
    ioapicinit();    // another interrupt controller
    consoleinit();   // I/O devices & their interrupts
    uartinit();      // serial port
    pinit();         // process table
    tvinit();        // trap vectors
    binit();         // buffer cache
    fileinit();      // file table
    iinit();         // inode cache
    ideinit();       // disk
    if(!ismp)
        timerinit();   // uniprocessor timer
    startothers();   // start other processors
    kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
    userinit();      // first user process
    // Finish setting up this processor in mpmain.
    mpmain();
}
Ejemplo n.º 5
0
ENTRYPOINT void init_providence(ModeInfo *mi) 
{
  providencestruct *mp;
  
  if(!providence) {
    if((providence = (providencestruct *) 
	calloc(MI_NUM_SCREENS(mi), sizeof (providencestruct))) == NULL)
      return;
  }
  mp = &providence[MI_SCREEN(mi)];
  mp->trackball = gltrackball_init ();

  mp->position0[0] = 1;
  mp->position0[1] = 5;
  mp->position0[2] = 1;
  mp->position0[3] = 1;

  mp->camera_velocity = -8.0;

  mp->mono = MI_IS_MONO(mi);
  mp->wire = MI_IS_WIREFRAME(mi);

  /* make multiple screens rotate at slightly different rates. */
  mp->theta_scale = 0.7 + frand(0.6);

  if((mp->glx_context = init_GL(mi)) != NULL) {
    reshape_providence(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
    glDrawBuffer(GL_BACK);
    pinit(mp);
  }
  else
    MI_CLEARWINDOW(mi);
}
Ejemplo n.º 6
0
ENTRYPOINT void init_providence(ModeInfo *mi) 
{
  providencestruct *mp;
  
  MI_INIT(mi, providence);
  mp = &providence[MI_SCREEN(mi)];
  mp->trackball = gltrackball_init (False);

  mp->position0[0] = 1;
  mp->position0[1] = 5;
  mp->position0[2] = 1;
  mp->position0[3] = 1;

  mp->camera_velocity = -8.0;

  mp->mono = MI_IS_MONO(mi);
  mp->wire = MI_IS_WIREFRAME(mi);

# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
  mp->wire = 0;
# endif

  /* make multiple screens rotate at slightly different rates. */
  mp->theta_scale = 0.7 + frand(0.6);

  if((mp->glx_context = init_GL(mi)) != NULL) {
    reshape_providence(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
    /* glDrawBuffer(GL_BACK); */
    pinit(mp);
  }
  else
    MI_CLEARWINDOW(mi);
}
Ejemplo n.º 7
0
/*int main(void){*/
void kmain(void){
//  vga_init();
//  puts((uint8_t*)"Hello kernel world!\n");
  /*do some work here, like initialize timer or paging*/
  kinit1(end, P2V(4*1024*1024)); // phys page allocator
  kvmalloc();      // kernel page table
  mpinit();        // collect info about this machine
  lapicinit();
//  gdt_descriptor();
//  puts((uint8_t*)"GDT initialized...\n");
//  idt_descriptor();
//  puts((uint8_t*)"IDT initialized...\n");
//  cprintf("IDT initialized...\n");
  seginit();       // set up segments
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  startothers();   // start other processors
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
  userinit();      // first user process
  // Finish setting up this processor in mpmain.
  mpmain();
}
Ejemplo n.º 8
0
ENTRYPOINT void
init_boxed(ModeInfo * mi)
{
   int screen = MI_SCREEN(mi);
   
   /* Colormap    cmap; */
   /* Boolean     rgba, doublebuffer, cmap_installed; */
   boxedstruct *gp;

   MI_INIT(mi, boxed, free_boxed);
   gp = &boxed[screen];
   gp->window = MI_WINDOW(mi);
   
   if ((gp->glx_context = init_GL(mi)) != NULL) {
      reshape_boxed(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
      glDrawBuffer(GL_BACK);
      if (!glIsList(gp->listobjects))	{
	 gp->listobjects = glGenLists(3);
	 gp->gllists[0] = 0;
	 gp->gllists[1] = 0;
	 gp->gllists[2] = 0;
      }
      pinit(mi);
   } else {
      MI_CLEARWINDOW(mi);
   }
}
Ejemplo n.º 9
0
Archivo: main.c Proyecto: hubert-he/xv6
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
  kinit1(end, P2V(4*1024*1024)); // phys page allocator  // kmem. freelist added
  cprintf("%x \n", end);
  kvmalloc();      // kernel page table
#ifdef CONFIG_MULTI_PROCESS
  mpinit();        // collect info about this machine
#endif
  lapicinit();
  seginit();       // set up segments
  picinit();       // interrupt controller: Programmable Interrupt Controller
#ifdef CONFIG_MULTI_PROCESS
  ioapicinit();    // another interrupt controller
#endif
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  iinit();         // inode cache
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
#ifdef CONFIG_MULTI_PROCESS
  startothers();   // start other processors
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
#endif
  userinit();      // first user process
  // Finish setting up this processor in mpmain.
  mpmain();
}
Ejemplo n.º 10
0
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
  kinit1(end, P2V(4*1024*1024)); // phys page allocator
  kvmalloc();      // kernel page table
  mpinit();        // collect info about this machine
  lapicinit();
  seginit();       // set up segments
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  startothers();   // start other processors
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
  userinit();      // first user process
  mpmain();
  
}
Ejemplo n.º 11
0
void
init_morph3d(ModeInfo * mi)
{
	morph3dstruct *mp;

	if (morph3d == NULL) {
		if ((morph3d = (morph3dstruct *) calloc(MI_NUM_SCREENS(mi),
					    sizeof (morph3dstruct))) == NULL)
			return;
	}
	mp = &morph3d[MI_SCREEN(mi)];
	mp->step = NRAND(90);
	mp->VisibleSpikes = 1;
	if ((mp->glx_context = init_GL(mi)) != NULL) {

		reshape_morph3d(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
		glDrawBuffer(GL_BACK);
		mp->object = MI_COUNT(mi);
		if (mp->object <= 0 || mp->object > 5)
			mp->object = NRAND(5) + 1;
		pinit(mi);
	} else {
		MI_CLEARWINDOW(mi);
	}
}
Ejemplo n.º 12
0
void kmain (void)
{
    cpu = &cpus[0];

    uart_init (P2V(UART0));

    init_vmm ();
    kpt_freerange (align_up(&end, PT_SZ), P2V_WO(INIT_KERNMAP));
    paging_init (INIT_KERNMAP, PHYSTOP);

    kmem_init ();
    kmem_init2(P2V(INIT_KERNMAP), P2V(PHYSTOP));

    trap_init ();				// vector table and stacks for models
   
    gic_init(P2V(VIC_BASE));			// arm v2 gic init
    uart_enable_rx ();				// interrupt for uart
    consoleinit ();				// console
    pinit ();					// process (locks)

    binit ();					// buffer cache
    fileinit ();				// file table
    iinit ();					// inode cache
    ideinit ();					// ide (memory block device)

#ifdef INCLUDE_REMOVED
    timer_init (HZ);				// the timer (ticker)
#endif

    sti ();
    userinit();					// first user process
    scheduler();				// start running processes
}
Ejemplo n.º 13
0
static void  GLUTCALLBACK key( unsigned char k, int x, int y )
{
  (void) x;
  (void) y;
  switch (k) {
    case '1': object=1; break;
    case '2': object=2; break;
    case '3': object=3; break;
    case '4': object=4; break;
    case '5': object=5; break;
    case ' ': mono^=1; break;
    case 13: smooth^=1; break;
    case 'f': 
    {     sleepTime = sleepTime * 9 / 10;
          break;
    }
    case 's': 
    {     sleepTime = sleepTime * 11 / 10;
          break;
    }
    case 27:
       exit(0);
  }
  pinit();
}
Ejemplo n.º 14
0
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
  kinit1(end, P2V(4*1024*1024)); // phys page allocator
  kvmalloc();      // kernel page table
  mpinit();        // detect other processors
  lapicinit();     // interrupt controller
  seginit();       // segment descriptors
  cprintf("\ncpu%d: starting xv6\n\n", cpunum());
  picinit();       // another interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // console hardware
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  startothers();   // start other processors
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
  userinit();      // first user process
  mpmain();        // finish this processor's setup
  init_semaphores_on_boot();
}
Ejemplo n.º 15
0
ENTRYPOINT void
init_stairs (ModeInfo * mi)
{
	int         screen = MI_SCREEN(mi);
	stairsstruct *sp;

	if (stairs == NULL) {
		if ((stairs = (stairsstruct *) calloc(MI_NUM_SCREENS(mi),
					     sizeof (stairsstruct))) == NULL)
			return;
	}
	sp = &stairs[screen];

	sp->step = 0.0;
	sp->rotating = 0;
	sp->sphere_position = NRAND(NPOSITIONS);
	sp->sphere_tick = 0;

	if ((sp->glx_context = init_GL(mi)) != NULL) {

		reshape_stairs(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
		glDrawBuffer(GL_BACK);
		if (!glIsList(sp->objects))
			sp->objects = glGenLists(1);
		pinit(mi);
	} else {
		MI_CLEARWINDOW(mi);
	}

    sp->trackball = gltrackball_init (False);
}
Ejemplo n.º 16
0
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
  kvmalloc();      // kernel page table
  mpinit();        // collect info about this machine
  lapicinit(mpbcpu());
  seginit();       // set up segments
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  iinit();         // inode cache
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  startothers();    // start other processors (must come before kinit)
  kinit();         // initialize memory allocator
  userinit();      // first user process  (must come after kinit)
  // Finish setting up this processor in mpmain.
  mpmain();
}
Ejemplo n.º 17
0
ENTRYPOINT void
init_moebius (ModeInfo * mi)
{
	moebiusstruct *mp;

	if (moebius == NULL) {
		if ((moebius = (moebiusstruct *) calloc(MI_NUM_SCREENS(mi),
					    sizeof (moebiusstruct))) == NULL)
			return;
	}
	mp = &moebius[MI_SCREEN(mi)];
	mp->step = NRAND(90);
	mp->ant_position = NRAND(90);

    {
      double rot_speed = 0.3;
      mp->rot = make_rotator (rot_speed, rot_speed, rot_speed, 1, 0, True);
      mp->trackball = gltrackball_init ();
    }

	if ((mp->glx_context = init_GL(mi)) != NULL) {

		reshape_moebius(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
		glDrawBuffer(GL_BACK);
		pinit(mi);
	} else {
		MI_CLEARWINDOW(mi);
	}
}
Ejemplo n.º 18
0
static void key( unsigned char k, int x, int y )
{
  (void) x;
  (void) y;
  switch (k) {
    case '1': object=1; break;
    case '2': object=2; break;
    case '3': object=3; break;
    case '4': object=4; break;
    case '5': object=5; break;
    case ' ': mono^=1; break;
    case 's': smooth^=1; break;
    case 'a':
       anim^=1;
       if (anim)
          glutIdleFunc( idle_ );
       else
          glutIdleFunc(NULL);
       break;
    case 27:
       exit(0);
  }
  pinit();
  glutPostRedisplay();
}
Ejemplo n.º 19
0
ENTRYPOINT void init_antspotlight(ModeInfo *mi)
{
  double rot_speed = 0.3;

  antspotlightstruct *mp;
  
  if(!antspotlight) {
    if((antspotlight = (antspotlightstruct *) 
	calloc(MI_NUM_SCREENS(mi), sizeof (antspotlightstruct))) == NULL)
      return;
  }
  mp = &antspotlight[MI_SCREEN(mi)];
  mp->rot = make_rotator (rot_speed, rot_speed, rot_speed, 1, 0, True);
  mp->trackball = gltrackball_init ();

  if((mp->glx_context = init_GL(mi)) != NULL) {
    reshape_antspotlight(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
    glDrawBuffer(GL_BACK);
    pinit();
  }
  else
    MI_CLEARWINDOW(mi);

  glGenTextures(1, &mp->screentexture);
  glBindTexture(GL_TEXTURE_2D, mp->screentexture);
  get_snapshot(mi);

  build_ant(mp);
  mp->mono = MI_IS_MONO(mi);
  mp->wire = MI_IS_WIREFRAME(mi);
  mp->boardsize = 8.0;
  mp->mag = 1;
}
Ejemplo n.º 20
0
Archivo: main.c Proyecto: hosanli/os4
// Bootstrap processor starts running C code here.
int
main(int memsize)
{
  mpinit(); // collect info about this machine
  lapicinit(mpbcpu());
  ksegment();
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
  cprintf("cpus %p cpu %p\n", cpus, cpu);
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  cprintf("mem: %d kb\n", memsize);
  kinit(memsize);         // physical memory allocator
  pinit();         // process table
  tvinit();        // trap vectors
  binit();         // buffer cache
  fileinit();      // file table
  iinit();         // inode cache
  ideinit();       // disk
  if(!ismp)
    timerinit();   // uniprocessor timer
  pageinit();	   // enable paging
  userinit();      // first user process
  bootothers();    // start other processors

  // Finish setting up this processor in mpmain.
  mpmain();
}
Ejemplo n.º 21
0
ENTRYPOINT void change_providence(ModeInfo * mi) 
{
  providencestruct *mp = &providence[MI_SCREEN(mi)];
  
  if (!mp->glx_context)
	return;
  
  glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(mp->glx_context));
  pinit();
}
Ejemplo n.º 22
0
ENTRYPOINT void change_antinspect(ModeInfo * mi) 
{
  antinspectstruct *mp = &antinspect[MI_SCREEN(mi)];
  
  if (!mp->glx_context)
	return;
  
  glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(mp->glx_context));
  pinit();
}
Ejemplo n.º 23
0
ENTRYPOINT void
change_cage (ModeInfo * mi)
{
	cagestruct *cp = &cage[MI_SCREEN(mi)];

	if (!cp->glx_context)
		return;

	glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(cp->glx_context));
	pinit(mi);
}
Ejemplo n.º 24
0
ENTRYPOINT void
change_pipes (ModeInfo * mi)
{
	pipesstruct *pp = &pipes[MI_SCREEN(mi)];

	if (!pp->glx_context)
		return;

	glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(pp->glx_context));
	pinit(mi, 1);
}
Ejemplo n.º 25
0
ENTRYPOINT void
change_stairs (ModeInfo * mi)
{
	stairsstruct *sp = &stairs[MI_SCREEN(mi)];

	if (!sp->glx_context)
		return;

	glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(sp->glx_context));
	pinit();
}
Ejemplo n.º 26
0
ENTRYPOINT void
change_moebius (ModeInfo * mi)
{
	moebiusstruct *mp = &moebius[MI_SCREEN(mi)];

	if (!mp->glx_context)
		return;

	glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(mp->glx_context));
	pinit(mi);
}
Ejemplo n.º 27
0
void
change_morph3d(ModeInfo * mi)
{
	morph3dstruct *mp = &morph3d[MI_SCREEN(mi)];

	if (!mp->glx_context)
		return;

	mp->object = (mp->object) % 5 + 1;
	pinit(mi);
}
Ejemplo n.º 28
0
int main() {
	pinit();
	finit();
	while(1) {
		//mputs("ip = ");
		//mputs(itoa(disk[IP]));
		execute(IP);
		//mputs(" rstack = ");
		//puts(itoa(*rsp - (DSIZE-(RSSIZE+STSIZE+1))));
		//stat();
	}
}
Ejemplo n.º 29
0
void
init_gasket(ModeInfo *mi)
{
  int           screen = MI_SCREEN(mi);
  gasketstruct *gp;

  if (gasket == NULL)
  {
    if ((gasket = (gasketstruct *) calloc(MI_NUM_SCREENS(mi),
					      sizeof (gasketstruct))) == NULL)
	return;
  }
  gp = &gasket[screen];

  gp->window = MI_WINDOW(mi);

  gp->rotx = FLOATRAND(1.0) * RANDSIGN();
  gp->roty = FLOATRAND(1.0) * RANDSIGN();
  gp->rotz = FLOATRAND(1.0) * RANDSIGN();

  /* bell curve from 0-1.5 degrees, avg 0.75 */
  gp->dx = (FLOATRAND(1) + FLOATRAND(1) + FLOATRAND(1)) / (360*2);
  gp->dy = (FLOATRAND(1) + FLOATRAND(1) + FLOATRAND(1)) / (360*2);
  gp->dz = (FLOATRAND(1) + FLOATRAND(1) + FLOATRAND(1)) / (360*2);

  gp->d_max = gp->dx * 2;

  gp->ddx = 0.00006 + FLOATRAND(0.00003);
  gp->ddy = 0.00006 + FLOATRAND(0.00003);
  gp->ddz = 0.00006 + FLOATRAND(0.00003);

  gp->ddx = 0.00001;
  gp->ddy = 0.00001;
  gp->ddz = 0.00001;

  intens_factor = intensity / 65536000.0;
  gp->ncolors = 255;
  gp->colors = (XColor *) calloc(gp->ncolors, sizeof(XColor));
  make_smooth_colormap (mi, None,
                        gp->colors, &gp->ncolors,
                        False, (Bool *) NULL);

  if ((gp->glx_context = init_GL(mi)) != NULL)
  {
    reshape_gasket(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
    pinit(mi);
  }
  else
  {
    MI_CLEARWINDOW(mi);
  }
}
Ejemplo n.º 30
0
// Bootstrap processor starts running C code here.
// Allocate a real stack and switch to it, first
// doing some setup required for memory allocator to work.
int
main(void)
{
  kinit1(end, P2V(4*1024*1024)); // phys page allocator
  kvmalloc();      // kernel page table
  mpinit();        // collect info about this machine
  lapicinit();
  seginit();       // set up segments
  cprintf("\ncpu%d: starting xv6\n\n", cpu->id);
  picinit();       // interrupt controller
  ioapicinit();    // another interrupt controller
  consoleinit();   // I/O devices & their interrupts
  uartinit();      // serial port
    initGraphMode();
    initDom();
    tryOnce();
    toggleOn();
  pinit();         // process table
    toggleOn();
  tvinit();        // trap vectors
    toggleOn();
  binit();         // buffer cache
    toggleOn();
  fileinit();      // file table
    toggleOn();
  iinit();         // inode cache
    toggleOn();
  ideinit();       // disk
    toggleOn();
  if(!ismp)
    timerinit();   // uniprocessor timer

    toggleOn();
  startothers();   // start other processors
    toggleOn();
  kinit2(P2V(4*1024*1024), P2V(PHYSTOP)); // must come after startothers()
    toggleOn();
	
  txt_initLock();
  mouseEnable();

  initProcessMsgMap();


  userinit();      // first user process
    toggleOn();
    endToggle();
  // Finish setting up this processor in mpmain.
  mpmain();
}