FreeBSD/Linux Kernel Cross Reference
sys/pc98/cbus/30line.h

     /*-
      * Copyright (c) 1994, 1995, 1996.  FreeBSD(98) porting team.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer as
     *    the first lines of this file unmodified.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     * 
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef __PC98_PC98_30LINE_H__
    #define __PC98_PC98_30LINE_H__
    
    #define LINE30_ROW      30
    #define _HS     1 + 1
    #define _VS     2
    #define _HFP    3 + 1
    #define _HBP    14 + 1
    #define _VFP    11
    #define _VBP    44
    
    #define _CR     80
    #define _LF     LINE30_ROW*16
    
    #define _GDC_RESET      0x00
    #define _GDC_SYNC       0x0e
    #define _GDC_MASTER     0x6f
    #define _GDC_SLAVE      0x6e
    #define _GDC_START      0x0d
    #define _GDC_STOP       0x0c
    #define _GDC_SCROLL     0x70
    #define _GDC_PITCH      0x47
    
    #define GDC_CR  0
    #define GDC_VS  1
    #define GDC_HS  2
    #define GDC_HFP 3
    #define GDC_HBP 4
    #define GDC_VFP 5
    #define GDC_VBP 6
    #define GDC_LF  7
    
    
    #define _24KHZ  0
    #define _31KHZ  1
    
    #define _2_5MHZ 0
    #define _5MHZ   1
    
    #define _25L            0
    #define _30L            1
    
    #define T25_G400        0
    #define T30_G400        1
    #define T30_G480        2
    
    static void master_gdc_cmd(unsigned int);
    static void master_gdc_prm(unsigned int);
    static void master_gdc_word_prm(unsigned int);
    #ifdef LINE30
    static void master_gdc_fifo_empty(void);
    #endif
    static void master_gdc_wait_vsync(void);
    
    static void gdc_cmd(unsigned int);
    #ifdef LINE30
    static void gdc_prm(unsigned int);
    static void gdc_word_prm(unsigned int);
    static void gdc_fifo_empty(void);
    #endif
    static void gdc_wait_vsync(void);
    
    #ifdef LINE30
    static int check_gdc_clock(void);
    
    static int gdc_INFO = _25L;
    #endif
    static int gdc_FH = _24KHZ;
    static void initialize_gdc(unsigned int, int);
   
   #ifdef LINE30
   static unsigned int master_param[2][2][8] = {
   {{78,    8,     7,      9,      7,      7,      25,     400},   /* 400/24k */
    {_CR-2, _VS,   _HS-1,  _HFP-1, _HBP-1, _VFP,   _VBP,   _LF}},  /* 480/24k */
   {{78,    2,     7,      3,      7,      13,     34,     400},   /* 400/31k */
    {78,    2,     11,     3,      3,      6,      37,     480}}}; /* 480/31k */
   
   static unsigned int slave_param[2][6][8] = {
   {{38,   8,      3,      4,      3,      7,      25,     400},   /* normal */
    {78,   8,      7,      9,      7,      7,      25,     400},
    {_CR/2-2,      _VS,    (_HS)/2-1,      (_HFP)/2-1,     (_HBP)/2-1,
     _VFP+(_LF-400)/2+8,   _VBP+(_LF-400)/2-8,     400},           /* 30 & 400 */
    {_CR-2,        _VS,    _HS-1,  _HFP-1, _HBP-1,
     _VFP+(_LF-400)/2+8,   _VBP+(_LF-400)/2-8,     400},
    {_CR/2-2,      _VS,    (_HS)/2-1,      (_HFP)/2-1,     (_HBP)/2-1,
     _VFP, _VBP,   _LF},                                           /* 30 & 480 */
    {_CR-2,        _VS,    _HS-1,  _HFP-1, _HBP-1, _VFP,   _VBP,   _LF}},
   {{38,   2,      3,      1,      3,      13,     34,     400},   /* normal */
    {78,   2,      7,      3,      7,      13,     34,     400},
    {38,   2,      5,      1,      1,      6+48,   37+32,  400},   /* 30 & 400 */
    {78,   2,      11,     3,      3,      6+48,   37+32,  400},
    {38,   2,      5,      1,      1,      6,      37,     480},   /* 30 & 480 */
    {78,   2,      11,     3,      3,      6,      37,     480}}};
   
   static int SlavePCH[2] = {40,80};
   static int MasterPCH = 80;
   static int SlaveScrlLF[3] = {400,400,_LF};
   #endif
   
   #endif /* __PC98_PC98_30LINE_H__ */

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