diff options
Diffstat (limited to 'hw/kdrive/savage/s3cmap.c')
| -rw-r--r-- | hw/kdrive/savage/s3cmap.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/hw/kdrive/savage/s3cmap.c b/hw/kdrive/savage/s3cmap.c new file mode 100644 index 000000000..1c10dfa16 --- /dev/null +++ b/hw/kdrive/savage/s3cmap.c @@ -0,0 +1,67 @@ +/* + * $Id$ + * + * Copyright 1999 SuSE, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, 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 SuSE not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. SuSE makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE + * 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. + * + * Author: Keith Packard, SuSE, Inc. + */ +/* $XFree86: $ */ + +#include "s3.h" + +void +s3GetColors (ScreenPtr pScreen, int ndef, xColorItem *pdefs) +{ + KdScreenPriv(pScreen); + s3CardInfo(pScreenPriv); + S3Ptr s3 = s3c->s3; + VOL8 *dac_rd_ad = &s3->crt_vga_dac_rd_ad; + VOL8 *dac_data = &s3->crt_vga_dac_data; + + while (ndef--) + { + *dac_rd_ad = pdefs->pixel; + pdefs->red = *dac_data << 8; + pdefs->green = *dac_data << 8; + pdefs->blue = *dac_data << 8; + pdefs++; + } +} + +void +s3PutColors (ScreenPtr pScreen, int ndef, xColorItem *pdefs) +{ + KdScreenPriv(pScreen); + s3CardInfo(pScreenPriv); + S3Ptr s3 = s3c->s3; + VOL8 *dac_wt_ad = &s3->crt_vga_dac_wt_ad; + VOL8 *dac_data = &s3->crt_vga_dac_data; + + _s3WaitVRetrace (s3); + while (ndef--) + { + *dac_wt_ad = pdefs->pixel; + *dac_data = pdefs->red >> 8; + *dac_data = pdefs->green >> 8; + *dac_data = pdefs->blue >> 8; + pdefs++; + } +} + |