#define DFREE 0
#define RAMTEXT 4
#define DRV_A 6
#define DRV_C 8
#define DRV_B 7
#define DRV_D 9
#define DRV_E 10
#define DRV_G 12
#define DRV_F 11
#define DRV_H 13
#define DRV_I 14
#define DRV_K 16
#define DRV_J 15
#define DRV_L 17
#define DRV_M 18
#define DRV_O 20
#define DRV_N 19
#define DRV_P 21
#define KFREE 22
#define BFREE 24
#define DRIVETXT 28
#define DONEBUTT 3