/************************************************************************/
/* Load all control registers using a table                             */
/* First we determine type of display attached and then load register   */
/* with values for mode 3 (if Color display) or mode 7 (if Mono display)*/
/************************************************************************/

select_mode_x()
        {
        #define MONO    5
        #define VMONO   7
        #define VCOLOR  8

        static  char    mode_0[] = {
                0xD4,                           /* CRTC Address         */
                0x23,                           /* Miscellaneous Regs   */
                0x0B,0x03,0x00,0x03,            /* Sequencer            */
                                                /* CRT Controller       */
                0x37,0x27,0x2D,0x37, 0x31,0x15,0x04,0x11,
                0x00,0x07,0x06,0x07, 0x00,0x00,0x00,0x00,
                0xE1,0x24,0xC7,0x14, 0x08,0xE0,0xF0,0xA3, 0xFF,
                                                /* Graphics Controller  */
                0x00,0x00,0x00,0x00, 0x00,0x10,0x0E,0x00, 0xFF,
                                                /* Attribute Controller */
                0x00,0x01,0x02,0x03, 0x04,0x05,0x14,0x07,
                0x38,0x39,0x3A,0x3B, 0x3C,0x3D,0x3E,0x3F,
                0x08,0x00,0x0F,0x00};

        static  char    mode_3[] = {
                0xD4,                           /* CRTC Address         */
                0xA7,                           /* Miscellaneous Regs   */
                0x01,0x03,0x00,0x03,            /* Sequencer            */
                                                /* CRT Controller       */
                0x5B,0x4F,0x53,0x37, 0x51,0x5B,0x6C,0x1F,
                0x00,0x0D,0x0B,0x0C, 0x00,0x00,0x00,0x00,
                0x5E,0x2B,0x5D,0x28, 0x0F,0x5E,0x0A,0xA3, 0xFF,
                                                /* Graphics Controller  */
                0x00,0x00,0x00,0x00, 0x00,0x10,0x0E,0x00, 0xFF,
                                                /* Attribute Controller */
                0x00,0x01,0x02,0x03, 0x04,0x05,0x14,0x07,
                0x38,0x39,0x3A,0x3B, 0x3C,0x3D,0x3E,0x3F,
                0x08,0x00,0x0F,0x00};

        static  char    mode_7[] = {
                0xB4,                           /* CRTC Address         */
                0xA6,                           /* Miscellaneous Regs   */
                0x00,0x03,0x00,0x03,            /* Sequencer            */
                                                /* CRT Controller       */
                0x60,0x4F,0x56,0x3A, 0x51,0x60,0x70,0x1F,
                0x00,0x0D,0x0B,0x0C, 0x00,0x00,0x00,0x00,

                0x5E,0x2E,0x5D,0x28, 0x0D,0x5E,0x6E,0xA3, 0xFF,
                                                /* Graphics Controller  */
                0x00,0x00,0x00,0x00, 0x00,0x10,0x0A,0x00, 0xFF,
                                                /* Attribute Controller */
                0x00,0x08,0x08,0x08, 0x08,0x08,0x08,0x08,
                0x10,0x18,0x18,0x18, 0x18,0x18,0x18,0x18,
                0x0E,0x00,0x0F,0x08};

        if (get_display_type() == VCOLOR)
                {
                write_register_set(mode_3);     /* Set VGA into mode 3   */
                getchar();
                set_mode(3);
                }

        else if (get_display_type() == MONO || get_display_type() == VMONO)
                {
                write_register_set(mode_7);     /* Set EGA into mode 7   */
                getchar();
                set_mode(7);
                }
        else
                {
                write_register_set(mode_0);     /* Set EGA into mode 0   */
                getchar();
                set_mode(3);
                }
        }