--- hatari/src/includes/fdc.h	2019/04/01 07:09:16	1.1
+++ hatari/src/includes/fdc.h	2019/04/09 08:49:31	1.1.1.10
@@ -1,88 +1,33 @@
 /*
-  Hatari
+  Hatari - fdc.h
+
+  This file is distributed under the GNU Public License, version 2 or at
+  your option any later version. Read the file gpl.txt for details.
 */
 
-//-----------------------------------------------------------------------
-// FDC Emulation commands
-enum {
-  FDCEMU_CMD_NULL=0,
-  // Type I
-  FDCEMU_CMD_RESTORE,
-  FDCEMU_CMD_SEEK,
-  FDCEMU_CMD_STEP,
-  FDCEMU_CMD_STEPIN,
-  FDCEMU_CMD_STEPOUT,
-  // Type II
-  FDCEMU_CMD_READSECTORS,
-  FDCEMU_CMD_READMULTIPLESECTORS,
-  FDCEMU_CMD_WRITESECTORS,
-  FDCEMU_CMD_WRITEMULTIPLESECTORS
-};
-
-// FDC Emulation commands
-#define  FDCEMU_RUN_NULL      0
-
-// FDC Running Restore commands
-enum {
-  FDCEMU_RUN_RESTORE_SEEKTOTRACKZERO,
-  FDCEMU_RUN_RESTORE_COMPLETE
-};
-
-// FDC Running Seek commands
-enum {
-  FDCEMU_RUN_SEEK_TOTRACK,
-  FDCEMU_RUN_SEEK_COMPLETE
-};
-
-// FDC Running Step commands
-enum {
-  FDCEMU_RUN_STEP_ONCE,
-  FDCEMU_RUN_STEP_COMPLETE
-};
-
-// FDC Running Step In commands
-enum {
-  FDCEMU_RUN_STEPIN_ONCE,
-  FDCEMU_RUN_STEPIN_COMPLETE
-};
-
-// FDC Running Step Out commands
-enum {
-  FDCEMU_RUN_STEPOUT_ONCE,
-  FDCEMU_RUN_STEPOUT_COMPLETE
-};
-
-// FDC Running Read Sector/s commands
-enum {
-  FDCEMU_RUN_READSECTORS_READDATA,
-  FDCEMU_RUN_READSECTORS_COMPLETE
-};
-
-// FDC Running write Sector/s commands
-enum {
-  FDCEMU_RUN_WRITESECTORS_WRITEDATA,
-  FDCEMU_RUN_WRITESECTORS_COMPLETE
-};
+#ifndef HATARI_FDC_H
+#define HATARI_FDC_H
+
 
+/* except for first, only commented out lines in hdc.c need these */
+extern Uint16 DiskControllerWord_ff8604wr;
+extern Uint16 DMAModeControl_ff8606wr;
+extern Sint16 FDCSectorCountRegister;
+
+extern void FDC_AcknowledgeInterrupt(void);
+extern void FDC_DiskController_WriteWord(void);
+extern void FDC_DiskControllerStatus_ReadWord(void);
+extern void FDC_DmaModeControl_WriteWord(void);
+extern void FDC_DmaStatus_ReadWord(void);
+extern void FDC_FloppyMode_ReadByte(void);
+extern void FDC_FloppyMode_WriteByte(void);
+extern void FDC_GpipRead(void);
+extern void FDC_InterruptHandler_Update(void);
+extern void FDC_MemorySnapShot_Capture(bool bSave);
+extern Uint32 FDC_ReadDMAAddress(void);
 extern void FDC_Reset(void);
-extern void FDC_MemorySnapShot_Capture(BOOL bSave);
-extern void FDC_ResetDMAStatus(void);
-extern void FDC_SetDMAStatus(BOOL bError);
-extern long FDC_ReadDMAStatus(void);
-extern int FDC_FindFloppyDrive(void);;
-extern void FDC_UpdateHBL(void);
-extern void FDC_UpdateRestoreCmd(void);
-extern void FDC_UpdateSeekCmd(void);
-extern void FDC_UpdateStepCmd(void);
-extern void FDC_UpdateStepInCmd(void);
-extern void FDC_UpdateStepOutCmd(void);
-extern void FDC_UpdateReadSectorsCmd(void);
-extern void FDC_UpdateWriteSectorsCmd(void);
-extern unsigned long FDC_ReadDMAAddress(void);
-extern void FDC_WriteDMAAddress(unsigned long Address);
-extern BOOL FDC_ReadSectorFromFloppy(void);
-extern BOOL FDC_WriteSectorFromFloppy(void);
-extern void FDC_DMADataFromFloppy(void);
-extern void FDC_WriteDiscController(unsigned short v);
-extern short FDC_ReadDiscControllerStatus(void);
-extern void FDC_WriteDMAModeControl(unsigned short v);
+extern void FDC_SetDMAStatus(bool bError);
+extern void FDC_WriteDMAAddress(Uint32 Address);
+
+
+#endif /* ifndef HATARI_FDC_H */