On Tue, 2010-01-19 at 13:42 +0900, Soo Chan Lim wrote: > Hi. > I am trying to make a ddx exa video driver at my owned target. > When I test the driver, I have met some error from Xserver. > The error log is bleow, > ========================================= > Fatal server error: > exaGetPixmapFirstPixel called for invalid bpp 1 > ========================================= > > And backtrace at the exaGetPixmapFirstPixel function is below > ========================================================== > > Breakpoint 1, exaGetPixmapFirstPixel (pPixmap=0x477618) > at ../../exa/exa_unaccel.c:507 > 507 switch (pPixmap->drawable.bitsPerPixel) { > (gdb) bt > #0 exaGetPixmapFirstPixel (pPixmap=0x477618) > at ../../exa/exa_unaccel.c:507 > #1 0x406529c0 in exaTryDriverSolidFill (pSrc=0x488ec0, > pDst=0x488ce0, > xSrc=0, ySrc=0, xDst=5, yDst=10, width=1, height=127) > at ../../exa/exa_render.c:300 > #2 0x40654c88 in exaComposite (op=1 '\001', pSrc=0x488ec0, > pMask=0x0, > pDst=0x488ce0, xSrc=0, ySrc=0, xMask=0, yMask=0, xDst=5, yDst=10, > width=1, height=127) at ../../exa/exa_render.c:923 > #3 0x0014ccc4 in damageComposite (op=1 '\001', pSrc=0x488ec0, > pMask=0x0, > pDst=0x488ce0, xSrc=0, ySrc=0, xMask=0, yMask=0, xDst=5, yDst=10, > width=1, height=127) at ../../../miext/damage/damage.c:643 > #4 0x0013392c in CompositePicture (op=1 '\001', pSrc=0x488ec0, > pMask=0x0, > pDst=0x488ce0, xSrc=0, ySrc=0, xMask=0, yMask=0, xDst=5, yDst=10, > width=1, height=127) at ../../render/picture.c:1718 > #5 0x0013b24c in ProcRenderComposite (client=0x433898) > at ../../render/render.c:723 > #6 0x00140324 in ProcRenderDispatch (client=0x433898) > at ../../render/render.c:2056 > #7 0x00024650 in Dispatch () at ../../dix/dispatch.c:445 > #8 0x00022414 in main (argc=11, argv=0xbec9bd04, envp=0xbec9bd34) > at ../../dix/main.c:285 > (gdb) p pPixmap->drawable.bitsPerPixel > $1 = 1 '\001' > ============================================================= > > At exaGetPixmapFirstPixel, the xserver calls the FatalError when the > bpp of the pixmap is 1. > > I have two questions at this point. > 1. Is this exa module bug? I mean the xserver has the bug?
Yeah, exaGetPixmapFirstPixel() and/or its caller probably needs to be fixed to handle this. -- Earthling Michel Dänzer | http://www.vmware.com Libre software enthusiast | Debian, X and DRI developer _______________________________________________ xorg mailing list xorg@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/xorg