Initial revision

1 files changed, 153 insertions, 0 deletions

diff --git a/hw/xfree86/xf4bpp/ppcBStore.c b/hw/xfree86/xf4bpp/ppcBStore.c
new file mode 100644
index 000000000..a1f49a486
--- /dev/null
+++ b/hw/xfree86/xf4bpp/ppcBStore.c
@@ -0,0 +1,153 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/xf4bpp/ppcBStore.c,v 1.3 1999/06/06 08:48:57 dawes Exp $ */
+/*
+
+Copyright (c) 1987  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from the X Consortium.
+
+
+Copyright IBM Corporation 1987,1988,1989
+All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that 
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of IBM not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+
+Copyright 1987 by the Regents of the University of California
+All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+*/
+/* $XConsortium: ppcBStore.c /main/5 1996/02/21 17:57:06 kaleb $ */
+
+#include "xf4bpp.h"
+#include "vgaVideo.h"
+#include "ibmTrace.h"
+
+/*-----------------------------------------------------------------------
+ * xf4bppSaveAreas --
+ *	Function called by miSaveAreas to actually fetch the areas to be
+ *	saved into the backing pixmap.
+ *
+ * Results:
+ *	None.
+ *
+ * Side Effects:
+ *	Data are copied from the screen into the pixmap.
+ *
+ *-----------------------------------------------------------------------
+ */
+void
+xf4bppSaveAreas( pPixmap, prgnSave, xorg, yorg, pWin )
+    register PixmapPtr pPixmap ; /* Backing pixmap */
+    RegionPtr prgnSave ;	/* Region to save (pixmap-relative) */
+    int xorg ;			/* X origin of region */
+    int yorg ;			/* Y origin of region */
+    WindowPtr pWin;
+{
+    register BoxPtr pBox ;
+    register int nBox ;
+
+    TRACE( ( "xf4bppSaveAreas(0x%x,0x%x,%d,%d)\n",
+	   pPixmap, prgnSave, xorg, yorg ) ) ;
+/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */ /* GJA -- ? */
+
+    if ( !( nBox = REGION_NUM_RECTS(prgnSave) ) )
+	return ;
+
+    for ( pBox = REGION_RECTS(prgnSave) ; nBox-- ; pBox++ )
+	xf4bppReadColorImage( pWin, pBox->x1 + xorg,
+		 pBox->y1 + yorg,
+		 pBox->x2 - pBox->x1,
+		 pBox->y2 - pBox->y1,
+		 ( (unsigned char *) pPixmap->devPrivate.ptr )
+		 + ( pBox->y1 * pPixmap->devKind ) + pBox->x1,
+		 pPixmap->devKind ) ;
+
+    return ;
+}
+
+/*-----------------------------------------------------------------------
+ * xf4bppRestoreAreas --
+ *	Function called by miRestoreAreas to actually fetch the areas to be
+ *	restored from the backing pixmap.
+ *
+ * Results:
+ *	None.
+ *
+ * Side Effects:
+ *	Data are copied from the pixmap into the screen.
+ *
+ *-----------------------------------------------------------------------
+ */
+void
+xf4bppRestoreAreas( pPixmap, prgnRestore, xorg, yorg, pWin )
+    register PixmapPtr pPixmap ; /* Backing pixmap */
+    RegionPtr prgnRestore ;	/* Region to restore (screen-relative)*/
+    int xorg ;			/* X origin of window */
+    int yorg ;			/* Y origin of window */
+    WindowPtr pWin;
+{
+    register BoxPtr pBox ;
+    register int nBox ;
+
+    TRACE( ( "xf4bppRestoreAreas(0x%x,0x%x,%d,%d)\n",
+	   pPixmap, prgnRestore, xorg, yorg ) ) ;
+/* WHOOP WHOOP WHOOP XXX -- depth 8 *only* */
+
+    if ( !( nBox = REGION_NUM_RECTS(prgnRestore) ) )
+	return ;
+    for ( pBox = REGION_RECTS(prgnRestore) ; nBox-- ; pBox++ )
+	xf4bppDrawColorImage( pWin, pBox->x1,
+		 pBox->y1,
+		 pBox->x2 - pBox->x1,
+		 pBox->y2 - pBox->y1,
+		 ( (unsigned char *)pPixmap->devPrivate.ptr )
+		 + ( ( pBox->y1 - yorg ) * pPixmap->devKind )
+		 + ( pBox->x1 - xorg ),
+		 pPixmap->devKind,
+		 GXcopy, VGA_ALLPLANES ) ;
+    return ;
+}