--- hatari/src/includes/floppy.h 2019/04/01 07:14:51 1.1.1.7 +++ hatari/src/includes/floppy.h 2019/04/09 08:50:29 1.1.1.9 @@ -10,37 +10,49 @@ #include "configuration.h" + + +#define MAX_FLOPPYDRIVES 2 /* A: and B: */ +#define NUMBYTESPERSECTOR 512 /* All supported disk images are 512 bytes per sector */ + +#define FLOPPY_DRIVE_TRANSITION_STATE_INSERT 1 +#define FLOPPY_DRIVE_TRANSITION_STATE_EJECT 2 +#define FLOPPY_DRIVE_TRANSITION_DELAY_VBL 18 /* min of 16 VBLs */ + /* Structure for each drive connected as emulation */ typedef struct { - Uint8 *pBuffer; - int nImageBytes; - bool bDiskInserted; - bool bMediaChanged; - bool bContentsChanged; - bool bOKToSave; + Uint8 *pBuffer; + char sFileName[FILENAME_MAX]; + int nImageBytes; + bool bDiskInserted; + bool bContentsChanged; + bool bOKToSave; + + /* For the emulation of the WPRT bit when a disk is changed */ + int TransitionState1; + int TransitionState1_VBL; + int TransitionState2; + int TransitionState2_VBL; } EMULATION_DRIVE; -#define MAX_FLOPPYDRIVES 2 /* A:, B: */ -#define NUMBYTESPERSECTOR 512 /* All disks are 512 bytes per sector */ - extern EMULATION_DRIVE EmulationDrives[MAX_FLOPPYDRIVES]; extern int nBootDrive; + extern void Floppy_Init(void); extern void Floppy_UnInit(void); +extern void Floppy_Reset(void); extern void Floppy_MemorySnapShot_Capture(bool bSave); extern void Floppy_GetBootDrive(void); extern bool Floppy_IsWriteProtected(int Drive); extern const char* Floppy_SetDiskFileNameNone(int Drive); extern const char* Floppy_SetDiskFileName(int Drive, const char *pszFileName, const char *pszZipPath); +extern int Floppy_DriveTransitionUpdateState ( int Drive ); extern bool Floppy_InsertDiskIntoDrive(int Drive); extern bool Floppy_EjectDiskFromDrive(int Drive); -extern bool Floppy_EjectBothDrives(void); extern void Floppy_FindDiskDetails(const Uint8 *pBuffer, int nImageBytes, Uint16 *pnSectorsPerTrack, Uint16 *pnSides); -extern bool Floppy_ReadSectors(int Drive, Uint8 *pBuffer, Uint16 Sector, Uint16 Track, Uint16 Side, short Count, int *pnSectorsPerTrack); -extern bool Floppy_WriteSectors(int Drive, Uint8 *pBuffer, Uint16 Sector, Uint16 Track, Uint16 Side, short Count, int *pnSectorsPerTrack); -extern int Floppy_GetPhysicalSectorsPerTrack(int Drive); -extern bool Floppy_ReadPhysicalSector(int Drive,char *pBuffer, Uint16 Sector, Uint16 Track, Uint16 Side, short Count); +extern bool Floppy_ReadSectors(int Drive, Uint8 *pBuffer, Uint16 Sector, Uint16 Track, Uint16 Side, short Count, int *pnSectorsPerTrack, int *pSectorSize); +extern bool Floppy_WriteSectors(int Drive, Uint8 *pBuffer, Uint16 Sector, Uint16 Track, Uint16 Side, short Count, int *pnSectorsPerTrack, int *pSectorSize); #endif