On Mit, 2002-03-20 at 21:34, Guido Guenther wrote:
> + {
> +
> +#if X_BYTE_ORDER == X_BIG_ENDIAN
> + unsigned char *RADEONMMIO = info->MMIO;
> + CARD32 surface_cntl;
> +
> + surface_cntl = INREG(RADEON_SURFACE_CNTL);
> + OUTREG(RADEON_SURFACE_CNTL, (surface_cntl |
> + RADEON_NONSURF_AP0_SWP_32BPP) & ~RADEON_NONSURF_AP0_SWP_16BPP);
> +#endif
> RADEONCopyMungedData(buf + (top * srcPitch) + left, buf + s2offset,
> buf + s3offset, dst_start, srcPitch, srcPitch2,
> dstPitch, nlines, npixels);
> +#if X_BYTE_ORDER == X_BIG_ENDIAN
> + /* restore byte swapping */
> + OUTREG(RADEON_SURFACE_CNTL, surface_cntl);
> +#endif
> + }
> break;
> case FOURCC_UYVY:
> case FOURCC_YUY2:
Mr. Joshi doesn't like this even in r128, and I agree it would probably
be cleaner to set up a surface with byte swapping disabled for the
overlay. Benjamin Herrenschmidt may alreay have code for that.
--
Earthling Michel D�nzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member / CS student, Free Software enthusiast
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