From: cpg <cpg@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Sun, 7 Aug 2005 15:44:01 +0000 (+0000)
Subject: remove initscrmem and grmemusage:
X-Git-Tag: V2.12.0~276
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=9fbc99eb6d74a6cb4a6d50bbe987b83453fa597c;p=cc65

remove initscrmem and grmemusage:


git-svn-id: svn://svn.cc65.org/cc65/trunk@3568 b7a2c559-68d2-44c3-8de9-860c34a00d81
---

diff --git a/libsrc/atari/graphics.s b/libsrc/atari/graphics.s
index dcb0a1327..3b2c07cbd 100644
--- a/libsrc/atari/graphics.s
+++ b/libsrc/atari/graphics.s
@@ -8,7 +8,6 @@
 ;
 
 	.export	__graphics
-	.constructor	initscrmem,28
 
 	.import	findfreeiocb
 	.import	__do_oserror,__oserror
@@ -16,7 +15,6 @@
 	.import	clriocb
 	.import	fdtoiocb
 	.import	newfd
-	.import	__graphmode_used
 	.importzp tmp1,tmp2,tmp3
 
 	.include	"atari.inc"
@@ -106,80 +104,6 @@ cioerr:	jsr	fddecusage	; decrement usage counter of fd as open failed
 .endproc	; __graphics
 
 
-; calc. upper memory limit to use
-
-.proc	initscrmem
-
-	lda	__graphmode_used
-	beq	ignore		; mode 0 doesn't need adjustment
-	cmp	#32
-	bcs	ignore		; invalid value
-
-	asl	a
-	tay
-	lda	APPMHI
-	sec
-	sbc	grmemusage,y
-	sta	APPMHI
-	lda	APPMHI+1
-	sbc	grmemusage+1,y
-	sta	APPMHI+1
-ignore:	rts
-
-.endproc	; initscrmem
-
 	.rodata
 
 scrdev:	.byte	"S:", 0
-
-
-; memory usage of the different graphics modes (0-31)
-; values < 0 of "bytes needed" are mappped to 0
-;               bytes needed    ; mode	; val. of MEMTOP
-grmemusage:
-	.word	0		; 0	; 39967
-	.word	0 ;-318		; 1	; 40285
-	.word	0 ;-568		; 2	; 40535
-	.word	0 ;-558		; 3	; 40525
-	.word	0 ;-298		; 4	; 40265
-	.word	182		; 5	; 39785
-	.word	1182		; 6	; 38785
-	.word	3198		; 7	; 36769
-	.word	7120		; 8	; 32847
-	.word	7146		; 9	; 32821
-	.word	7146		; 10	; 32821
-	.word	7146		; 11	; 32821
-	.word	162		; 12	; 39805
-	.word	0 ;-328		; 13	; 40295
-	.word	3278		; 14	; 36689
-	.word	7120		; 15	; 32847
-	.word	0		; 16	; 39967
-	.word	0 ;-320		; 17	; 40287
-	.word	0 ;-572		; 18	; 40539
-	.word	0 ;-560		; 19	; 40527
-	.word	0 ;-296		; 20	; 40263
-	.word	184		; 21	; 39783
-	.word	1192		; 22	; 38775
-	.word	3208		; 23	; 36759
-	.word	7146		; 24	; 32821
-	.word	7146		; 25	; 32821
-	.word	7146		; 26	; 32821
-	.word	7146		; 27	; 32821
-	.word	160		; 28	; 39807
-	.word	0 ;-332		; 29	; 40299
-	.word	3304		; 30	; 36663
-	.word	7146		; 31	; 32821
-
-; the program used to get these values (Atari BASIC):
-;  100 FILE=0
-;  110 IF FILE=1 THEN OPEN #1,8,0,"D:FREEMEM.OUT"
-;  120 IF FILE<>1 THEN OPEN #1,8,0,"E:"
-;  200 DIM G(32)
-;  210 FOR I=0 TO 32:GRAPHICS I:GOSUB 1000:G(I)=VAL:NEXT I
-;  220 GRAPHICS 0
-;  230 FOR I=0 TO 31:PRINT #1;I;":",G(I);" - ";G(0)-G(I):NEXT I
-;  240 CLOSE #1
-;  999 END
-;  1000 VAL=PEEK(741)+256*PEEK(742)
-;  1010 RETURN
-