A2osX/BIN/MEM.S.txt
2020-02-27 17:46:40 +01:00

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NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF bin/mem
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
MemStat .BS S.MSTAT
ZS.END .ED
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #64 SS
.DA #ZS.END-ZS.START Zero Page Size
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG.Main .DA MSG.Main
L.MSG.Aux .DA MSG.Aux
L.MSG.Kernel .DA MSG.Kernel
L.MSG.Stat .DA MSG.Stat
L.MSG.End .DA MSG.End
L.MemStat .DA MemStat
.DA 0
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
CS.RUN >LDYA L.MemStat
>SYSCALL GetMemStat
>LDYA L.MSG.Main
>SYSCALL PutS
lda MemStat+S.MSTAT.MF
sec
sbc MemStat+S.MSTAT.ML
tay
lda MemStat+S.MSTAT.MF+1
sbc MemStat+S.MSTAT.ML+1
ldx #S.MSTAT.ML
jsr CS.RUN.PRINT
>SLEEP
>LDYA L.MSG.Aux
>SYSCALL PutS
lda MemStat+S.MSTAT.XF
sec
sbc MemStat+S.MSTAT.XL
tay
lda MemStat+S.MSTAT.XF+1
sbc MemStat+S.MSTAT.XL+1
ldx #S.MSTAT.XL
jsr CS.RUN.PRINT
>SLEEP
>LDYA L.MSG.Kernel
>SYSCALL PutS
lda MemStat+S.MSTAT.DH
sec
sbc MemStat+S.MSTAT.DF
tay
lda MemStat+S.MSTAT.DH+1
sbc MemStat+S.MSTAT.DF+1
ldx #S.MSTAT.DL
jsr CS.RUN.PRINT
>LDYA L.MSG.End
>SYSCALL PutS
lda #0
sec
rts
*--------------------------------------
CS.RUN.PRINT pha
phy
>PUSHW L.MSG.Stat
ldy #3
.1 >PUSHW MemStat,x
>PUSHW MemStat,x
inx
inx
dey
bne .1
ply
pla
>PUSHYA
>PUSHBI 14
>SYSCALL PrintF
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.END
MSG.Main .AZ "--- Main Memory ----------------"
MSG.Aux .AZ "--- Aux Memory -----------------"
MSG.Kernel .AZ "--- Kernel (Drivers) Memory ----"
MSG.Stat .AS " Low : %5D (%H)\r\n"
.AS " Free Ptr : %5D (%H)\r\n"
.AS " High : %5D (%H)\r\n"
.AZ " Available Memory : %5D Bytes\r\n"
MSG.End .AZ "--------------------------------"
*--------------------------------------
.DUMMY
.OR 0
DS.START
DS.END
.ED
*--------------------------------------
MAN
SAVE USR/SRC/BIN/MEM.S
ASM