#define DEBUG_VERB 2
/*
 * Copyright © 2002 David Dawes
 *
 * 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 AUTHOR(S) 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 author(s) 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 author(s).
 *
 * Authors: David Dawes <dawes@xfree86.org>
 *
 * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/vbe/vbeModes.c,v 1.6 2002/11/02 01:38:25 dawes Exp $
 */
/*
 * Modified by Alan Hourihane <alanh@tungstengraphics.com>
 * to support extended BIOS modes for the Intel chipsets
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <string.h>

#include "xf86.h"
#include "i830.h"

extern const int i830refreshes[];

void
I830PrintModes(ScrnInfoPtr scrp)
{
    DisplayModePtr p;
    float hsync, refresh = 0;
    char *desc, *desc2, *prefix, *uprefix;

    if (scrp == NULL)
	return;

    xf86DrvMsg(scrp->scrnIndex, scrp->virtualFrom, "Virtual size is %dx%d "
	       "(pitch %d)\n", scrp->virtualX, scrp->virtualY,
	       scrp->displayWidth);
    
    p = scrp->modes;
    if (p == NULL)
	return;

    do {
	desc = desc2 = "";
	if (p->HSync > 0.0)
	    hsync = p->HSync;
	else if (p->HTotal > 0)
	    hsync = (float)p->Clock / (float)p->HTotal;
	else
	    hsync = 0.0;
	if (p->VTotal > 0)
	    refresh = hsync * 1000.0 / p->VTotal;
	if (p->Flags & V_INTERLACE) {
	    refresh *= 2.0;
	    desc = " (I)";
	}
	if (p->Flags & V_DBLSCAN) {
	    refresh /= 2.0;
	    desc = " (D)";
	}
	if (p->VScan > 1) {
	    refresh /= p->VScan;
	    desc2 = " (VScan)";
	}
	if (p->VRefresh > 0.0)
	    refresh = p->VRefresh;
	if (p->type & M_T_BUILTIN)
	    prefix = "Built-in mode";
	else if (p->type & M_T_DEFAULT)
	    prefix = "Default mode";
	else
	    prefix = "Mode";
	if (p->type & M_T_USERDEF)
	    uprefix = "*";
	else
	    uprefix = " ";
	if (p->name)
	    xf86DrvMsg(scrp->scrnIndex, X_CONFIG,
			   "%s%s \"%s\"\n", uprefix, prefix, p->name);
	else
	    xf86DrvMsg(scrp->scrnIndex, X_PROBED,
			   "%s%s %dx%d (unnamed)\n",
			   uprefix, prefix, p->HDisplay, p->VDisplay);
	p = p->next;
    } while (p != NULL && p != scrp->modes);
}