mmsfbdevmatrox.h

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/***************************************************************************
 *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
 *                           Matthias Hardt, Guido Madaus                  *
 *                                                                         *
 *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
 *                           Stefan Schwarzer & Guido Madaus               *
 *                                                                         *
 *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
 *                                                                         *
 *   Authors:                                                              *
 *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
 *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
 *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
 *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
 *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
 *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License version 2.1 as published by the Free Software Foundation.     *
 *                                                                         *
 *   This library is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
 **************************************************************************/

#ifndef MMSFBDEVMATROX_H_
#define MMSFBDEVMATROX_H_

#ifdef __HAVE_FBDEV__

#include "mmsgui/fb/mmsfbdev.h"

// matrox registers & flags needed to enable TVOut layer 2
// we do only support g450/g550!
#define C2CTRL                      0x3C10
#define C2CTRL_C2EN                 0x00000001
#define C2CTRL_C2PIXCLKSEL_CRISTAL  0x00004002
#define C2CTRL_C2PIXCLKDIS          0x00000008
#define C2CTRL_C2DEPTH_YCBCR420     0x00E00000
#define C2CTRL_C2INTERLACE          0x02000000

#define C2HPARAM                    0x3C14
#define C2HSYNC                     0x3C18
#define C2VPARAM                    0x3C1C
#define C2VSYNC                     0x3C20
#define C2PRELOAD                   0x3C24
#define C2PLANE1START0              0x3C28
#define C2PLANE1START1              0x3C2C
#define C2PLANE2START0              0x3C30
#define C2PLANE2START1              0x3C34
#define C2PLANE3START0              0x3C38
#define C2PLANE3START1              0x3C3C
#define C2OFFSET                    0x3C40

#define C2MISC                      0x3C44
#define C2VCOUNT                    0x3C48
#define C2DATACTRL                  0x3C4C
#define C2DATACTRL_C2NTSCEN         0x00000010

#define DAC_INDEX                   0x3C00
#define DAC_DATA                    0x3C0A

#define XGENIOCTRL                  0x2A
#define XGENIODATA                  0x2B

#define XDISPCTRL                   0x8A
#define XDISPCTRL_DAC2OUTSEL_DIS    0x00
#define XDISPCTRL_DAC2OUTSEL_TVE    0x0C
#define XDISPCTRL_DAC2OUTSEL_MASK   0x0C

#define XSYNCCTRL                   0x8B
#define XSYNCCTRL_DAC2HSOFF         0x10
#define XSYNCCTRL_DAC2VSOFF         0x20
#define XSYNCCTRL_DAC2HSPOL         0x40
#define XSYNCCTRL_DAC2VSPOL         0x80

#define XPWRCTRL                    0xA0
#define XPWRCTRL_DAC2PDN            0x01
#define XPWRCTRL_CFIFOPDN           0x10


#define mga_out8(mmioaddr, val, reg) *((volatile unsigned char*)(((volatile unsigned char *)mmioaddr) + reg)) = val;

#define mga_out32(mmioaddr, val, reg) *((volatile unsigned int*)(((volatile unsigned char *)mmioaddr) + reg)) = val;

#define mga_in8(mmioaddr, reg) *((volatile unsigned char*)(((volatile unsigned char*)mmioaddr)+reg))

#define mga_in32(mmioaddr, reg) *((volatile unsigned int*)(((volatile unsigned char*)mmioaddr)+reg))

#define mga_out_dac(mmioaddr, val, reg) \
    mga_out8(mmioaddr, reg, DAC_INDEX); \
    mga_out8(mmioaddr, val, DAC_DATA);

#define mga_in_dac(mmioaddr, reg) \
    mga_out8(mmioaddr, reg, DAC_INDEX); \
    mga_in8(mmioaddr, DAC_DATA)

#define maven_out8(mmioaddr, val, reg) \
    mga_out_dac(mmioaddr, reg, 0x87); \
    mga_out_dac(mmioaddr, val, 0x88);



class MMSFBDevMatrox : public MMSFBDev {
    private:
        bool scart_rgb_cable;
        bool tv_std_pal;

        unsigned char *mmio_base;

        // crtc2 registers
        struct {
            unsigned int c2ctrl;
            unsigned int c2datactrl;
            unsigned int c2misc;
            unsigned int c2offset;
            unsigned int c2hparam;
            unsigned int c2vparam;
            unsigned int c2_plane1_start0;
            unsigned int c2_plane1_start1;
            unsigned int c2_plane2_start0;
            unsigned int c2_plane2_start1;
            unsigned int c2_plane3_start0;
            unsigned int c2_plane3_start1;
        } crtc2_regs;


        void buildCRTC2Regs();
        void setCRTC2Regs();

        void buildCRTC2Buffer();
        void setCRTC2Buffer();

        void switchCRTC2(bool on);
        bool enableCRTC2();
        bool disableCRTC2();

        void setMavenRegs();
        void enableMaven();
        void disableMaven();

    public:
        MMSFBDevMatrox();
        virtual ~MMSFBDevMatrox();

        bool openDevice(char *device_file = NULL, int console = MMSFBDEV_QUERY_CONSOLE);
        void closeDevice();

        bool waitForVSync();

        bool testLayer(int layer_id);
        bool initLayer(int layer_id, int width, int height, MMSFBSurfacePixelFormat pixelformat, int backbuffer = 0);

        bool releaseLayer(int layer_id);
        bool restoreLayer(int layer_id);
};

#endif

#endif /* MMSFBDEVMATROX_H_ */

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