vcxi.h

来自「ESS3890+SL原代码（1*16内存）」· C头文件 代码 · 共 140 行

/* Copyright 1997-2003, ESS Technology, Inc.                         	*/
/* SCCSID @(#)vcxi.h	4.7 05/27/04 */

#ifndef __VCXI_H__
#define __VCXI_H__

#include "common.h"
#include "sysinfo.h"

#define VCX_DECODE      2
#define VCX_MPEG        1

#ifdef NEW_EMULATOR
GBLDEF(volatile int VCX_emulator, 1);	/* Assume we are using emulator */
#endif

#ifndef MKROM
GBLDEF(int vcx_standard, 		VCX_MPEG);
GBLDEF(int vcx_code_type, 		VCX_DECODE);
#endif

/* RISC interface */
#ifndef MKROM
GBLDEF(int vcx_riface_width, 		0xff);	/* 0x7ff for cache off */
GBLDEF(int vcx_riface_wait_state,	0x0c801e);
#endif
GBLDEF(int vcx_riface_turnoff_delay,	0xff);

/* Audio/karaoke control */
#ifdef PLAYONLY 
/* use during transition to one SCCS  */
GBLDEF(int vcx_audio_volume,            0x1010); /* Volume when not fading */
GBLDEF(int vcx_fade_audio_volume,       0x1010); /* Volume when fading	   */
#else
GBLDEF(int vcx_audio_volume,            0x8080); /* Volume when not fading */
GBLDEF(int vcx_fade_audio_volume,       0x8080); /* Volume when fading	   */
#endif /* PLAYONLY */
GBLDEF(int vcx_audio_channel,           2);
GBLDEF_0(int vcx_karaokey,        	0);
#ifdef PRE_EMPHASIS
GBLDEF_0(int vcx_deemphasis,            0);
GBLDEF_0(int vcx_deemphasis_init,       0);
#endif
/* Misc high level control */
GBLDEF_0(int vcx_playvideo_only,        0);
GBLDEF_0(int vcx_playaudio_only,        0);
GBLDEF_0(int vcx_disable_32,        	0);
GBLDEF(int vcx_big,        		-1);
GBLDEF_0(int vcx_ignore_pts,		0);

/* Input selection */
GBLDEF(int vcx_cd_drive,        	CD_SONY);
GBLDEF_0(int vcx_bitstream_type,       	0);
#ifdef EXT_INPUT 
GBLDEF(int vcx_ext_format,        	CD_SONY);
#endif
#ifdef MKROM
GBLDEF(int vcx_xfer_mode,        	5);
#else
GBLDEF_0(int vcx_xfer_mode,        	0);
#endif

/* Video output timing. NTSC settings. */
GBLDEF(int vcx_scn_vstart,          	16);
GBLDEF(int vcx_scn_hsyncperiod,		858);
GBLDEF(int vcx_scn_vsyncperiod,		262);
GBLDEF(int vcx_scn_hstart,		133);
GBLDEF(int vcx_scn_hbstartval,		850);
GBLDEF(int vcx_scn_hbendval,		108);
GBLDEF(int vcx_scn_vbstartval,		260);
GBLDEF(int vcx_scn_vbendval,		16);
GBLDEF_0(int vcx_scn_outputcntl,	0);
GBLDEF(int vcx_scn_counter_ctl,		0x17);

/* High level video/scaling control */
GBLDEF(int vcx_scn_display_rate,        60);
GBLDEF(int vcx_scn_vscale, 		0x10);
GBLDEF(int vcx_scn_height, 		240);
GBLDEF(int vcx_osd_on,			1);

/* Default to EDO! */
GBLDEF(int vcx_use_edo,			1);	/* 1 for EDO; 0 for FP mode */

/************************************************************
 * used by VideoDecoder()
 ************************************************************/
GBLDEF(int vcx_user_video_stream, 	0xe0);
GBLDEF(int vcx_HorizSz, 		0xdead);
GBLDEF(int vcx_VertSz, 			0xdead);
GBLDEF_0(int vcx_step_advance, 		0);
GBLDEF_0(int vcx_digest,		0);
GBLDEF_0(int vcx_fast_forward,		0);
GBLDEF_0(int vcx_stepmode,		0);
GBLDEF_0(int vcx_interupt_FrameCount,	0);
GBLDEF_0(int vcx_interupt_FrameCount_pause,0);
GBLDEF_0(int vcx_interupt_stat,		0);
GBLDEF_0(int vcx_int_framecount,	0);
#define		vcx_subDigestPerPage	9
GBLDEF_0(int vcx_freeze_frame,		0);
GBLDEF_0(int vcx_status,		0);

#ifdef MZOOM
GBLDEF_0(int vcx_mzoom,                 0);
#endif

/*------------------------------------------------------------------------
Variables are used in 3204. For porting purpose, we put them here.
In ther future, we need to justify whether we need them.
------------------------------------------------------------------------*/
GBLDEF_0(int vcx_slow_motion, 0);
GBLDEF_0(int vcx_pause_ack, 0);

/************************************************************
 * vcx_pause: bit representation 
 ************************************************************/
typedef enum {
    VC_PAUSE			=0x1,
    VC_EMERG_SAVE		=0x2,
    VC_CONTINUE			=0x4,
    VC_E1E2_PAUSE		=0x8,
    VC_CLEAN_DRAM		=0x10,
    VC_INTERLACE		=0x20,
} VCX_PAUSE;
GBLDEF_0(VCX_PAUSE vcx_pause,	0);


/************************************************************
 * vcx_xseg_loaded..indicates current extra segment loaded.
 * use definitions from util.h..
 * #define XSEG1_CODE	0x01 
 * #define XSEG2_CODE	0x02
 * #define XSEG3_CODE	0x04
 * #define XSEG4_CODE	0x08
 ************************************************************/
#define NOTHING_LOADED		0x00
GBLDEF_0(int vcx_xseg_loaded, NOTHING_LOADED); 

#endif __VCXI_H__