65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
|
|
* $RCSId: $
|
|
*
|
|
* Copyright © 2000 Keith Packard
|
|
*
|
|
* 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 Keith Packard not be used in
|
|
* advertising or publicity pertaining to distribution of the software without
|
|
* specific, written prior permission. Keith Packard makes no
|
|
* representations about the suitability of this software for any purpose. It
|
|
* is provided "as is" without express or implied warranty.
|
|
*
|
|
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL KEITH PACKARD 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.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <kdrive-config.h>
|
|
#endif
|
|
#include "igs.h"
|
|
|
|
#define IGS_DAC_SHIFT 8
|
|
void
|
|
igsGetColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
igsCardInfo(pScreenPriv);
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
while (ndef--)
|
|
{
|
|
igsSetImm (igsvga, igs_dac_read_index, pdefs->pixel);
|
|
pdefs->red = igsGetImm (igsvga, igs_dac_data) << IGS_DAC_SHIFT;
|
|
pdefs->green = igsGetImm (igsvga, igs_dac_data) << IGS_DAC_SHIFT;
|
|
pdefs->blue = igsGetImm (igsvga, igs_dac_data) << IGS_DAC_SHIFT;
|
|
pdefs++;
|
|
}
|
|
}
|
|
|
|
void
|
|
igsPutColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
igsCardInfo(pScreenPriv);
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
while (ndef--)
|
|
{
|
|
igsSetImm (igsvga, igs_dac_write_index, pdefs->pixel);
|
|
igsSetImm (igsvga, igs_dac_data, pdefs->red >> IGS_DAC_SHIFT);
|
|
igsSetImm (igsvga, igs_dac_data, pdefs->green >> IGS_DAC_SHIFT);
|
|
igsSetImm (igsvga, igs_dac_data, pdefs->blue >> IGS_DAC_SHIFT);
|
|
pdefs++;
|
|
}
|
|
}
|
|
|