static GCOps *
s3MatchCommon (DrawablePtr pDraw, GCPtr pGC, FbGCPrivPtr fbPriv)
{
KdScreenPriv (pDraw->pScreen);
if (!REGION_NOTEMPTY(pDraw->pScreen,fbGetCompositeClip(pGC)))
{
DRAW_DEBUG ((DEBUG_CLIP, "Empty composite clip, clipping all ops"));
return &kdNoopOps;
}
if (pDraw->type != DRAWABLE_WINDOW)
return (GCOps *) &kdAsyncPixmapGCOps;
if (pGC->lineWidth != 0)
return 0;
if (pGC->lineStyle != LineSolid)
return 0;
if (pGC->fillStyle != FillSolid)
return 0;
if (fbPriv->and != 0)
return 0;
if (pGC->font)
{
if (TERMINALFONT(pGC->font))
return (GCOps *) &s3TEOps;
else
return (GCOps *) &s3NonTEOps;
}
return 0;
}
void *
KdMapDevice (CARD32 addr, CARD32 size)
{
#ifdef WINDOWS
void *a;
void *d;
d = VirtualAlloc (NULL, size, MEM_RESERVE, PAGE_NOACCESS);
if (!d)
return NULL;
DRAW_DEBUG ((DEBUG_S3INIT, "Virtual address of 0x%x is 0x%x", addr, d));
a = VirtualCopyAddr (addr);
DRAW_DEBUG ((DEBUG_S3INIT, "Translated address is 0x%x", a));
if (!VirtualCopy (d, a, size,
PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL))
{
DRAW_DEBUG ((DEBUG_FAILURE, "VirtualCopy failed %d",
GetLastError ()));
return NULL;
}
DRAW_DEBUG ((DEBUG_S3INIT, "Device mapped successfully"));
return d;
#endif
#ifdef linux
void *a;
int fd;
#ifdef __arm__
fd = open ("/dev/mem", O_RDWR|O_SYNC);
#else
fd = open ("/dev/mem", O_RDWR);
#endif
if (fd < 0)
FatalError ("KdMapDevice: failed to open /dev/mem (%s)\n",
strerror (errno));
a = mmap ((caddr_t) 0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, addr);
close (fd);
if ((long) a == -1)
FatalError ("KdMapDevice: failed to map frame buffer (%s)\n",
strerror (errno));
return a;
#endif
#ifdef VXWORKS
return (void *) addr;
#endif
}