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[tpg/acess2.git] / KernelLand / Modules / Storage / FDDv2 / common.h

diff --git a/KernelLand/Modules/Storage/FDDv2/common.h b/KernelLand/Modules/Storage/FDDv2/common.h
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+++ b/KernelLand/Modules/Storage/FDDv2/common.h
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+/*
+ * Acess2 82077AA FDC
+ * - By John Hodge (thePowersGang)
+ *
+ * common.h
+ * - Common definitions
+ */
+#ifndef _FDC_COMMON_H_
+#define _FDC_COMMON_H_
+
+#include <mutex.h>
+#include <timers.h>
+
+// === CONSTANTS ===
+#define MAX_DISKS      8       // 4 per controller, 2 controllers
+#define TRACKS_PER_DISK        (1440*2/18)
+#define BYTES_PER_TRACK        (18*512)
+
+// === TYPEDEFS ===
+typedef struct sFDD_Drive      tDrive;
+
+// === STRUCTURES ===
+struct sFDD_Drive
+{
+        int    bValid;
+        int    bInserted;
+        int    MotorState;
+       tTimer  *Timer;
+
+       tMutex  Mutex;
+       
+       void    *TrackData[TRACKS_PER_DISK];    // Whole tracks are read
+};
+
+// === FUNCTIONS ===
+extern int     FDD_SetupIO(void);
+extern int     FDD_int_ReadWriteTrack(int Disk, int Track, int bWrite, void *Buffer);
+
+// === GLOBALS ===
+extern tDrive  gaFDD_Disks[MAX_DISKS];
+
+#endif
+