picodrive/pico/cd/LC89510.h
notaz 1cfc5cc4ce lowercasing filenames, part3
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@576 be3aeb3a-fb24-0410-a615-afba39da0efa
2008-08-28 12:36:57 +00:00

135 lines
2.5 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 _LC89510_H
#define _LC89510_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct
{
unsigned char Buffer[(32 * 1024 * 2) + 2352];
// unsigned int Host_Data; // unused
// unsigned int DMA_Adr; // 0A
// unsigned int Stop_Watch; // 0C
unsigned int COMIN;
unsigned int IFSTAT;
union
{
struct
{
unsigned char L;
unsigned char H;
unsigned short unused;
} B;
int N;
} DBC;
union
{
struct
{
unsigned char L;
unsigned char H;
unsigned short unused;
} B;
int N;
} DAC;
union
{
struct
{
unsigned char B0;
unsigned char B1;
unsigned char B2;
unsigned char B3;
} B;
unsigned int N;
} HEAD;
union
{
struct
{
unsigned char L;
unsigned char H;
unsigned short unused;
} B;
int N;
} PT;
union
{
struct
{
unsigned char L;
unsigned char H;
unsigned short unused;
} B;
int N;
} WA;
union
{
struct
{
unsigned char B0;
unsigned char B1;
unsigned char B2;
unsigned char B3;
} B;
unsigned int N;
} STAT;
unsigned int SBOUT;
unsigned int IFCTRL;
union
{
struct
{
unsigned char B0;
unsigned char B1;
unsigned char B2;
unsigned char B3;
} B;
unsigned int N;
} CTRL;
unsigned int Decode_Reg_Read;
} CDC;
typedef struct
{
// unsigned short Fader; // 34
// unsigned short Control; // 36
// unsigned short Cur_Comm;// unused
// "Receive status"
unsigned short Status;
unsigned short Minute;
unsigned short Seconde;
unsigned short Frame;
unsigned char Ext;
unsigned char pad[3];
} CDD;
PICO_INTERNAL_ASM unsigned short Read_CDC_Host(int is_sub);
PICO_INTERNAL void LC89510_Reset(void);
PICO_INTERNAL void Update_CDC_TRansfer(int which);
PICO_INTERNAL void CDC_Update_Header(void);
PICO_INTERNAL unsigned char CDC_Read_Reg(void);
PICO_INTERNAL void CDC_Write_Reg(unsigned char Data);
PICO_INTERNAL void CDD_Export_Status(void);
PICO_INTERNAL void CDD_Import_Command(void);
#ifdef __cplusplus
};
#endif
#endif