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Add 140k, 240k, decls for read/write

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This commit is contained in:
Peter Evans 2017-12-15 21:01:15 -06:00
parent b07848dd9d
commit 4cc79b1ba8
1 changed files with 16 additions and 0 deletions
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16
include/apple2.dd.h
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@ -16,6 +16,20 @@ enum apple2dd_mode {
DD_WRITE,
};
/*
* This is the length of a typical disk that is formatted in either DOS
* 3.3 or ProDOS.
*/
#define _140K_ 143360
/*
* And this is the length of a disk that has been formatted as a nibble
* file (*.NIB). This is not an Apple thing, exactly; it's more of an
* emulator thing, that emulators had used to try and get around copy
* protection in emulation. It does complicate disk drive operation!
*/
#define _240K_ 245760
#define MAX_DRIVE_STEPS 70
/*
@ -97,5 +111,7 @@ extern int apple2dd_position(apple2dd *);
extern void apple2dd_eject(apple2dd *);
extern int apple2dd_insert(apple2dd *, FILE *);
extern void apple2dd_shift(apple2dd *, int);
extern vm_8bit apple2dd_read_byte(apple2dd *);
extern void apple2dd_write_byte(apple2dd *, vm_8bit);
#endif