AMX 86 ajrstl ajrstl

AMX 86 Procedures

DAK

285

ajrstl ajrstl

Purpose Initialize (Reset) a Circular List

Used by n Task n IS P n Timer Procedure n Restart Procedure n Exit Procedure

Setup /* define type of slots */

typedef char SLOT1; /* byte slot */

typedef short int SLOT2; /* word slot */

typedef long SLOT4; /* double word slot */

/* define number of slots in list */

#define NSLOT 64

struct { int header[4];

SLOT4 slots[NSLOT];

} list;

ajrstl(&list, sizeof(SLOT4), NSLOT);

ES:BX DX CX

Where &list is a pointer to storage for use as a circular list.

sizeof(SLOT4) is the slot size of the circular list (1, 2, or 4 bytes

corresponding to byte, word or double word slots).

NSLOT is the number of slots in the list. (0 < NSLOT < 16380)

Results Interrupts are disabled and then restored to their state at the time of the

call.