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/*-
* 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: release/9.1.0/sys/pc98/cbus/30line.h 139946 2005-01-09 22:17:39Z imp $
*/
#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__ */