f0ab104f070bc7f569404826fea1828ed985638cvboxsync/*
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Copyright © 2002 David Dawes
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Permission is hereby granted, free of charge, to any person obtaining a
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * copy of this software and associated documentation files (the "Software"),
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * to deal in the Software without restriction, including without limitation
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * the rights to use, copy, modify, merge, publish, distribute, sublicense,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * and/or sell copies of the Software, and to permit persons to whom the
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Software is furnished to do so, subject to the following conditions:
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * The above copyright notice and this permission notice shall be included in
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * all copies or substantial portions of the Software.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * SOFTWARE.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Except as contained in this notice, the name of the author(s) shall
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * not be used in advertising or otherwise to promote the sale, use or other
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * dealings in this Software without prior written authorization from
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * the author(s).
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Authors: David Dawes <dawes@xfree86.org>
f0ab104f070bc7f569404826fea1828ed985638cvboxsync *
f0ab104f070bc7f569404826fea1828ed985638cvboxsync */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#ifndef _VBE_MODES_H
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/*
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * This is intended to be stored in the DisplayModeRec's private area.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * It includes all the information necessary to VBE information.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync */
f0ab104f070bc7f569404826fea1828ed985638cvboxsynctypedef struct _VbeModeInfoData {
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int mode;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync VbeModeInfoBlock *data;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync VbeCRTCInfoBlock *block;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync} VbeModeInfoData;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_1 0x001
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_4 0x002
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_8 0x004
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_15 0x008
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_16 0x010
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_24_24 0x020
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_24_32 0x040
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_24 (V_DEPTH_24_24 | V_DEPTH_24_32)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_30 0x080
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_DEPTH_32 0x100
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_SUPPORTED(m) (((m)->ModeAttributes & 0x01) != 0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_COLOR(m) (((m)->ModeAttributes & 0x08) != 0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_GRAPHICS(m) (((m)->ModeAttributes & 0x10) != 0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_VGA(m) (((m)->ModeAttributes & 0x40) == 0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_LINEAR(m) (((m)->ModeAttributes & 0x80) != 0 && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ((m)->PhysBasePtr != 0))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define VBE_MODE_USABLE(m, f) (VBE_MODE_SUPPORTED(m) || \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync (f & V_MODETYPE_BAD)) && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync VBE_MODE_GRAPHICS(m) && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync (VBE_MODE_VGA(m) || VBE_MODE_LINEAR(m))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_MODETYPE_VBE 0x01
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_MODETYPE_VGA 0x02
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define V_MODETYPE_BAD 0x04
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT int VBEFindSupportedDepths(vbeInfoPtr pVbe, VbeInfoBlock *vbe,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int *flags24, int modeTypes);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT DisplayModePtr VBEGetModePool(ScrnInfoPtr pScrn, vbeInfoPtr pVbe,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync VbeInfoBlock *vbe, int modeTypes);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void VBESetModeNames(DisplayModePtr pMode);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void VBESetModeParameters(ScrnInfoPtr pScrn, vbeInfoPtr pVbe);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/*
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Note: These are alternatives to the standard helpers. They should
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * usually just wrap the standard helpers.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync */
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT int VBEValidateModes(ScrnInfoPtr scrp, DisplayModePtr availModes,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync char **modeNames, ClockRangePtr clockRanges,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int *linePitches, int minPitch, int maxPitch,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int pitchInc, int minHeight, int maxHeight,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int virtualX, int virtualY, int apertureSize,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync LookupModeFlags strategy);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void VBEPrintModes(ScrnInfoPtr scrp);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#endif /* VBE_MODES_H */