/*	$OpenBSD: bltone.c,v 1.1 2005/08/15 18:53:42 kettenis Exp $	*/
/*
 *	Written by Mark Kettenis <kettenis@openbsd.org> 2004 Public Domain
 */

#include <sys/types.h>
#include <sys/mman.h>

#include <assert.h>
#include <stddef.h>

typedef unsigned FbStip;
typedef unsigned FbBits;
typedef int FbStride;

extern void fbBltOne24 (FbStip *, FbStride, int, FbBits *, FbStride, int, int,
			int, int, FbBits, FbBits, FbBits, FbBits);

FbStip mask[] = { 0x77ff7700, 0x11335577 };

int
main (void)
{
  int pagesize;
  FbStip *src;
  FbBits *dst;
  int srcX, dstX;
  int dstBpp;

  pagesize = getpagesize();

  src = mmap(NULL, 2 * pagesize, PROT_READ|PROT_WRITE, MAP_ANON, -1, 0);
  assert (src);

  dst = mmap(NULL, 2 * pagesize, PROT_READ|PROT_WRITE, MAP_ANON, -1, 0);
  assert (dst);

  mprotect((char *)src + pagesize, pagesize, PROT_NONE);
  src = (FbStip *)((char *)src + (pagesize - sizeof mask));
  memcpy (src, mask, sizeof mask);

  for (dstBpp = 8; dstBpp <= 32; dstBpp += 8)
    for (dstX = 0; dstX < 64; dstX += 8)
      for (srcX = 0; srcX < 32; srcX++)
	fbBltOne(src, 1, srcX, dst, 128, dstX, dstBpp,
		 (32 - srcX) * dstBpp, 2,
		 0, 0, 0xffffffff, 0);

  for (dstBpp = 8; dstBpp <= 32; dstBpp += 8)
    for (dstX = 0; dstX < 64; dstX += 8)
      for (srcX = 0; srcX < 32; srcX++)
	fbBltOne(src, 1, srcX, dst, 128, dstX, dstBpp,
		 (64 - srcX) * dstBpp, 1,
		 0, 0, 0xffffffff, 0);

  return 0;
}