aticonsole.c

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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/aticonsole.c,v 1.22 2003/11/13 18:42:47 tsi Exp $ */
/*
 * Copyright 1997 through 2004 by Marc Aurele La France (TSI @ UQV), [e-mail]
 *
 * 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 Marc Aurele La France not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  Marc Aurele La France makes no representations
 * about the suitability of this software for any purpose.  It is provided
 * "as-is" without express or implied warranty.
 *
 * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.  IN NO
 * EVENT SHALL MARC AURELE LA FRANCE 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.
 *
 * DRI support by:
 *    Manuel Teira
 *    Leif Delgass <[e-mail]>
 */

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

#include "ati.h"
#include "atiadapter.h"
#include "aticonsole.h"
#include "aticrtc.h"
#include "atii2c.h"
#include "atilock.h"
#include "atimach64.h"
#include "atimach64io.h"
#include "atimode.h"
#include "atistruct.h"
#include "ativga.h"
#include "atividmem.h"

#ifdef XF86DRI_DEVEL
#include "mach64_common.h"
#include "atidri.h"
#endif

#include "mach64_common.h"



#include "xf86.h"

#ifdef TV_OUT

#include "atichip.h"
#include "atiprint.h"
#include "atioption.h"
#include "vbe.h"

static const char *vbeSymbols[] = {
    "VBEGetVBEMode",
    NULL
};

#endif /* TV_OUT */

/*
 * ATISaveScreen --
 *
 * This function is a screen saver hook for DIX.
 */
Bool
ATISaveScreen
(
    ScreenPtr pScreen,
    int       Mode
)
{
    ScrnInfoPtr pScreenInfo;
    ATIPtr      pATI;

    if ((Mode != SCREEN_SAVER_ON) && (Mode != SCREEN_SAVER_CYCLE))
        SetTimeSinceLastInputEvent();

    if (!pScreen)
        return TRUE;

    pScreenInfo = xf86Screens[pScreen->myNum];
    if (!pScreenInfo->vtSema)
        return TRUE;

    pATI = ATIPTR(pScreenInfo);
    switch (pATI->NewHW.crtc)
    {

#ifndef AVOID_CPIO

        case ATI_CRTC_VGA:
            ATIVGASaveScreen(pATI, Mode);
            break;

#endif /* AVOID_CPIO */

        case ATI_CRTC_MACH64:
            ATIMach64SaveScreen(pATI, Mode);
            break;

        default:
            break;
    }

    return TRUE;
}

/*
 * ATISetDPMSMode --
 *
 * This function sets the adapter's VESA Display Power Management Signaling
 * mode.
 */
void
ATISetDPMSMode
(
    ScrnInfoPtr pScreenInfo,
    int         DPMSMode,
    int         flags
)
{
    ATIPtr pATI;

    if (!pScreenInfo || !pScreenInfo->vtSema)
        return;

    pATI = ATIPTR(pScreenInfo);

    switch (pATI->Adapter)
    {
        case ATI_ADAPTER_MACH64:
            ATIMach64SetDPMSMode(pScreenInfo, pATI, DPMSMode);
            break;

        default:

#ifndef AVOID_CPIO

            /* Assume EGA/VGA */
            ATIVGASetDPMSMode(pATI, DPMSMode);
            break;

        case ATI_ADAPTER_NONE:
        case ATI_ADAPTER_8514A:
        case ATI_ADAPTER_MACH8:

#endif /* AVOID_CPIO */

            break;
    }
}

#ifdef TV_OUT

static void
ATIProbeAndSetActiveDisplays
(
    ScrnInfoPtr pScreenInfo,
    ATIPtr      pATI
)
{
    vbeInfoPtr pVbe;
    Bool tv_attached, crt_attached, lcd_attached;
    int disp_request;
    ATITVStandard tv_std, tv_std_request;

    xf86LoaderRefSymLists(vbeSymbols, NULL);

    if (xf86GetVerbosity() > 3) {
	xf86ErrorFVerb(4, "\n Before TV-Out queries\n\n");
	ATIPrintRegisters(pATI);
    }

    pATI->tvActive = FALSE;
    pVbe = pATI->pVBE;
    if (pVbe) {
	/* LT Pro, XL, Mobility specific BIOS functions */
	if (pATI->Chip == ATI_CHIP_264LTPRO ||
	    pATI->Chip == ATI_CHIP_264XL || 
	    pATI->Chip == ATI_CHIP_MOBILITY) {
    
	    /* Get attached display(s) - LTPro, XL, Mobility */
	    pVbe->pInt10->num = 0x10;
	    pVbe->pInt10->ax = 0xa083;
	    pVbe->pInt10->cx = 0x0700; /* ch=0x07 - probe all, 0x01 CRT, 0x02 TV, 0x04 LCD */
	    xf86ExecX86int10(pVbe->pInt10);

	    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
		       "Attached displays: ax=0x%04x, cx=0x%04x\n",
		       pVbe->pInt10->ax, pVbe->pInt10->cx);

	    tv_attached = crt_attached = lcd_attached = FALSE;
	    if (pVbe->pInt10->ax & 0xff00) {
		xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
			   "Failed to detect attached displays\n");
	    } else {
			
		if (pVbe->pInt10->cx & 0x3)
		{
			xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				   "   CRT attached\n");
			crt_attached = TRUE;
		}
		else
		    crt_attached = FALSE;

		if ((pVbe->pInt10->cx >> 2) & 0x3)
		{
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   DFP/LCD attached\n");
		    lcd_attached = TRUE;
		}
		else
		    lcd_attached = FALSE;

		switch ((pVbe->pInt10->cx >> 4) & 0x3) {
		case 0:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   No TV attached\n");
		    break;
		case 1:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   TV attached (composite connector)\n");
		    tv_attached = TRUE;
		    break;
		case 2:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   TV attached (S-video connector)\n");
		    tv_attached = TRUE;
		    break;
		case 3:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   TV attached (S-video/composite connectors)\n");
		    tv_attached = TRUE;
		    break;
		default:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
			       "Unrecognized return code: 0x%04x\n", 
			       pVbe->pInt10->cx);
		}

	    }

	    /* Get active display  - LTPro, XL, Mobility */
	    pVbe->pInt10->num = 0x10;
	    pVbe->pInt10->ax = 0xa084;
	    pVbe->pInt10->bx = 0x0000; /* bh=0x00 get active, bh=0x01 set active */
	    xf86ExecX86int10(pVbe->pInt10);

	    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
		       "Active displays: ax=0x%04x, bx=0x%04x, cx=0x%04x\n",
		       pVbe->pInt10->ax, pVbe->pInt10->bx, pVbe->pInt10->cx);

	    if (pVbe->pInt10->ax & 0xff00) {
		xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
			   "Failed to detect active display\n");
	    } else {
		if (pVbe->pInt10->bx & 0x1) 
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 		       
			       "   DFP/LCD is active\n");

		if (pVbe->pInt10->bx & 0x2) 
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   CRT is active\n");

		if (pVbe->pInt10->bx & 0x4) {
		    
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "   TV is active\n");

		    if (!tv_attached) {
			/* tv not connected - disable tv */
			disp_request = 0x00;
			if (crt_attached)
			    disp_request |= 0x02; /* enable CRT */
			if (lcd_attached && pATI->OptionPanelDisplay)
			    disp_request |= 0x01; /* enable DFP/LCD */

			pVbe->pInt10->num = 0x10;
			pVbe->pInt10->ax = 0xa084;
			pVbe->pInt10->bx = 0x0100; /* bh=0x01 set active */
			pVbe->pInt10->cx = disp_request; 
			xf86ExecX86int10(pVbe->pInt10);

			xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				   "TV not present, disabling: ax=0x%04x, bx=0x%04x, cx=0x%04x\n",
				   pVbe->pInt10->ax, pVbe->pInt10->bx, pVbe->pInt10->cx);
			if (pVbe->pInt10->ax & 0xff00) {
			    xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
				       "Disabling TV failed\n");
			}
		    } else {
			pATI->tvActive = TRUE;
		    }

		} else if (tv_attached && (pVbe->pInt10->bx & 0x0400)) {
		    /* tv connected and available - enable TV */
		    disp_request = 0x04;          /* enable TV */

#if 0
		    /* This works, but CRT image is vertically compressed */
		    if (crt_attached)
			    disp_request |= 0x02; /* enable CRT */
		    /* NOTE: For me, LCD+TV does NOT work */
		    /*if (lcd_attached && pATI->OptionPanelDisplay)
			    disp_request |= 0x01; * enable DFP/LCD */
#endif

		    pVbe->pInt10->num = 0x10;
		    pVbe->pInt10->ax = 0xa084;
		    pVbe->pInt10->bx = 0x0100; /* bh=0x01 set active */
		    pVbe->pInt10->cx = disp_request; /* try to activate TV */
		    xf86ExecX86int10(pVbe->pInt10);
		    
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "Setting TV active: ax=0x%04x, bx=0x%04x, cx=0x%04x\n",
			       pVbe->pInt10->ax, pVbe->pInt10->bx, pVbe->pInt10->cx);
		    if (pVbe->pInt10->ax & 0xff00) {
			xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
				   "Setting TV active failed\n");
		    } else {
			pATI->tvActive = TRUE;
		    }
		}
	    }

	} else { /* pATI->Chip < ATI_CHIP_264LTPRO */
	    /* TVOut Hooks - Check for TVOut BIOS/hardware */
	    pVbe->pInt10->num = 0x10;
	    pVbe->pInt10->ax = 0xa019;
	    pVbe->pInt10->cx = 0x0000; /* TVOut BIOS query */
	    xf86ExecX86int10(pVbe->pInt10);

	    tv_attached = FALSE;

	    if (pVbe->pInt10->ax & 0xff00) {
		xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
			   "Failed to detect TV-Out BIOS\n");
	    } else {
		switch (pVbe->pInt10->ax & 0x0003) {
		case 3:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "TV-Out BIOS detected and active\n");

		    /* TV attached query */
		    pVbe->pInt10->num = 0x10;
		    pVbe->pInt10->ax = 0xa070;
		    pVbe->pInt10->bx = 0x0002; /* Sub-function: return tv attached info */
		    xf86ExecX86int10(pVbe->pInt10);

		    if (pVbe->pInt10->ax & 0xff00) {
			xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
				   "Failed to detect if TV is attached\n");
		    } else {
			switch (pVbe->pInt10->cx & 0x0003) {
			case 3:
			    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				       "TV attached to composite and S-video connectors\n");
			    tv_attached = TRUE;
			    break;
			case 2:
			    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				       "TV attached to S-video connector\n");
			    tv_attached = TRUE;
			    break;
			case 1:
			    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				       "TV attached to composite connector\n");
			    tv_attached = TRUE;
			    break;
			default:
			    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
				       "TV is not attached\n");
			}
		    }
		    break;
		case 1:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "TV-Out BIOS service is not available due to" 
			       "a system BIOS error or TV-Out hardware not being installed\n");
		    break;
		default:
		    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			       "No TV-Out BIOS or hardware detected\n");
		}
	    }
	}

	/* Return TV-Out configuration 
	 * see Programmer's Guide under "TV Out Specific Functions"
	 * It's not clear exactly which adapters support these
	 */
	pVbe->pInt10->num = 0x10;
	pVbe->pInt10->ax = 0xa070;
	pVbe->pInt10->bx = 0x00;
	xf86ExecX86int10(pVbe->pInt10);

	xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
		   "TV-Out query: ax=0x%04x, bx=0x%04x, cx=0x%04x, dx=0x%04x\n",
		   pVbe->pInt10->ax, pVbe->pInt10->bx, pVbe->pInt10->cx, pVbe->pInt10->dx);

	if (pVbe->pInt10->ax & 0xff00) {

	    xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, 
		       "Failed to detect TV-Out configuration.\n");

	} else if (pVbe->pInt10->bx == 0) {
	    if (pVbe->pInt10->dx == 0) {
		xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			   "TV-Out is not detected.\n");
	    } else {
		xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
			   "TV-Out is detected but not supported.\n");
	    }

	} else if ((pVbe->pInt10->cx & 0xff) == 0) {

	    xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, 
		       "TV-Out is currently disabled.\n");
	    if (tv_attached && pATI->Chip < ATI_CHIP_264LTPRO) {
		/* Try to enable TV-Out */
		pVbe->pInt10->num = 0x10;
		pVbe->pInt10->ax = 0xa070;
		pVbe->pInt10->bx = 0x0001; /* Sub-function: Select TV Out */
		/* cl=0x001 enable, cl=0x000 disable, 
		 * cl=0x080 disable with feature connector bit preserved