reverted useless threaded buffering code

[picodrive.git] / Pico / cd / cd_sys.h

/***********************************************************\r
 *                                                         *\r
 * This source was taken from the Gens project             *\r
 * Written by Stéphane Dallongeville                       *\r
 * Copyright (c) 2002 by Stéphane Dallongeville            *\r
 * Modified/adapted for PicoDrive by notaz, 2007           *\r
 *                                                         *\r
 ***********************************************************/\r
\r
#ifndef _CD_SYS_H\r
#define _CD_SYS_H\r
\r
#include "cd_file.h"\r
\r
#ifdef __cplusplus\r
extern "C" {\r
#endif\r
\r
\r
#define INT_TO_BCDB(c)										\\r
((c) > 99)?(0x99):((((c) / 10) << 4) + ((c) % 10));\r
\r
#define INT_TO_BCDW(c)										\\r
((c) > 99)?(0x0909):((((c) / 10) << 8) + ((c) % 10));\r
\r
#define BCDB_TO_INT(c)										\\r
(((c) >> 4) * 10) + ((c) & 0xF);\r
\r
#define BCDW_TO_INT(c)										\\r
(((c) >> 8) * 10) + ((c) & 0xF);\r
\r
\r
typedef struct\r
{\r
  unsigned char M;\r
  unsigned char S;\r
  unsigned char F;\r
} _msf;\r
\r
typedef struct\r
{\r
//	unsigned char Type; // always 1 (data) for 1st track, 0 (audio) for others\r
//	unsigned char Num; // unused\r
	_msf MSF;\r
	//\r
	char ftype; // TYPE_ISO, TYPE_BIN, TYPE_MP3\r
	void *F;\r
	int Length;\r
	short KBtps; // kbytes per sec for mp3s (bitrate / 1000 / 8)\r
	short pad;\r
} _scd_track;\r
\r
typedef struct\r
{\r
//	unsigned char First_Track; // always 1\r
	_scd_track Tracks[100];\r
	unsigned int Last_Track;\r
} _scd_toc;\r
\r
typedef struct {\r
	unsigned int Status_CDD;\r
	unsigned int Status_CDC;\r
	int Cur_LBA;\r
	unsigned int Cur_Track;\r
	int File_Add_Delay;\r
	char CDD_Complete;\r
	int pad[6];\r
} _scd;\r
\r
\r
PICO_INTERNAL void LBA_to_MSF(int lba, _msf *MSF);\r
PICO_INTERNAL int  Track_to_LBA(int track);\r
\r
// moved to Pico.h\r
// int  Insert_CD(char *iso_name, int is_bin);\r
// void Stop_CD(void);\r
\r
PICO_INTERNAL void Check_CD_Command(void);\r
\r
PICO_INTERNAL int  Init_CD_Driver(void);\r
PICO_INTERNAL void End_CD_Driver(void);\r
PICO_INTERNAL void Reset_CD(void);\r
\r
PICO_INTERNAL int Get_Status_CDD_c0(void);\r
PICO_INTERNAL int Stop_CDD_c1(void);\r
PICO_INTERNAL int Get_Pos_CDD_c20(void);\r
PICO_INTERNAL int Get_Track_Pos_CDD_c21(void);\r
PICO_INTERNAL int Get_Current_Track_CDD_c22(void);\r
PICO_INTERNAL int Get_Total_Lenght_CDD_c23(void);\r
PICO_INTERNAL int Get_First_Last_Track_CDD_c24(void);\r
PICO_INTERNAL int Get_Track_Adr_CDD_c25(void);\r
PICO_INTERNAL int Play_CDD_c3(void);\r
PICO_INTERNAL int Seek_CDD_c4(void);\r
PICO_INTERNAL int Pause_CDD_c6(void);\r
PICO_INTERNAL int Resume_CDD_c7(void);\r
PICO_INTERNAL int Fast_Foward_CDD_c8(void);\r
PICO_INTERNAL int Fast_Rewind_CDD_c9(void);\r
PICO_INTERNAL int CDD_cA(void);\r
PICO_INTERNAL int Close_Tray_CDD_cC(void);\r
PICO_INTERNAL int Open_Tray_CDD_cD(void);\r
\r
PICO_INTERNAL int CDD_Def(void);\r
\r
\r
#ifdef __cplusplus\r
};\r
#endif\r
\r
#endif\r
\r