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- * MXALLOC is written by Klaus Pedersen (micro@imada.dk), and
- * distributed, together with "NT_COMP" - the NoiseTracker Compiler
- * for Atari [MEGA] ST, STe and TT computers.
- *
-
- MXALLOC EQU $44
- MALLOC EQU $48
- GemDos EQU 1
-
- GLOBL Mxalloc
-
- ; void *Mxalloc(long amount, int type);
- ; type :
- ; 0 - ST ram needed (DMA sound/ACSI/VIDEO)
- ; 1 - TT ram needed...
- ; 2 - ST ram if possible else TT...
- ; 3 - TT ram if possible else ST (SCSI/LAN)
-
- ; TC passes :
- ; 'amount' in D0.l
- ; 'type' in D1.w
-
- TEXT
-
- Mxalloc: move.w D1,-(SP)
- move.l D0,-(SP)
- move.w #MXALLOC,-(SP)
- trap #GemDos
- moveq #-$20,D1 ; Test for "Unknown Gemdos function"
- cmp.l D1,D0
- bne.b return
-
- move.w #MALLOC,(SP) ; If no Mxalloc then use Malloc
- trap #GemDos
-
- return: addq.l #8,SP ; Tidy stack
- movea.l D0,A0 ; Pointers in Address regs.
- rts
-
- END
-