picodrive/pico/cd/cd_sys.h
2013-09-08 20:27:41 +03:00

109 lines
2.7 KiB
C

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