Create floppy.h

floppy driver that works with the fat12 implementation

kernel/floppy.h

@@ -0,0 +1,19 @@
+#ifndef FLOPPY_H
+#define FLOPPY_H
+
+#include <stdint.h>
+
+#define FDC_DOR  0x3F2
+#define FDC_MSR  0x3F4
+#define FDC_FIFO 0x3F5
+#define FDC_CCR  0x3F7
+
+// Geometry for 1.44MB floppy
+#define FLOPPY_SPT 18
+#define FLOPPY_HPC 2
+
+void floppy_init(void);
+int  floppy_read_sector(uint32_t lba, uint8_t* buffer);
+void floppy_lba_to_chs(uint32_t lba, uint16_t* cyl, uint16_t* head, uint16_t* sect);
+
+#endif