mirror of
https://github.com/A2osX/A2osX.git
synced 2024-10-31 23:09:33 +00:00
137 lines
2.8 KiB
Plaintext
137 lines
2.8 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF bin/mem
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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*--------------------------------------
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.DUMMY
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.OR ZPBIN
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ZS.START
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MemStat .BS S.MSTAT
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ZS.END .ED
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 BIN Layout Version 1
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.DA 0
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.DA CS.END-CS.START CS
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.DA DS.END-DS.START DS
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.DA #64 SS
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.DA #ZS.END-ZS.START Zero Page Size
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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.1 .DA CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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L.MSG.Main .DA MSG.Main
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L.MSG.Aux .DA MSG.Aux
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L.MSG.Kernel .DA MSG.Kernel
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L.MSG.Stat .DA MSG.Stat
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L.MSG.End .DA MSG.End
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L.MemStat .DA MemStat
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.DA 0
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*--------------------------------------
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CS.INIT clc
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rts
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*--------------------------------------
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CS.RUN >LDYA L.MemStat
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>SYSCALL GetMemStat
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>LDYA L.MSG.Main
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>SYSCALL PutS
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lda MemStat+S.MSTAT.MF
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sec
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sbc MemStat+S.MSTAT.ML
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tay
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lda MemStat+S.MSTAT.MF+1
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sbc MemStat+S.MSTAT.ML+1
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ldx #S.MSTAT.ML
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jsr CS.RUN.PRINT
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>SLEEP
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>LDYA L.MSG.Aux
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>SYSCALL PutS
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lda MemStat+S.MSTAT.XF
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sec
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sbc MemStat+S.MSTAT.XL
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tay
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lda MemStat+S.MSTAT.XF+1
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sbc MemStat+S.MSTAT.XL+1
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ldx #S.MSTAT.XL
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jsr CS.RUN.PRINT
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>SLEEP
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>LDYA L.MSG.Kernel
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>SYSCALL PutS
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lda MemStat+S.MSTAT.DH
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sec
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sbc MemStat+S.MSTAT.DF
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tay
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lda MemStat+S.MSTAT.DH+1
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sbc MemStat+S.MSTAT.DF+1
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ldx #S.MSTAT.DL
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jsr CS.RUN.PRINT
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>LDYA L.MSG.End
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>SYSCALL PutS
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lda #0
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sec
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rts
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*--------------------------------------
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CS.RUN.PRINT pha
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phy
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>PUSHW L.MSG.Stat
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ldy #3
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.1 >PUSHW MemStat,x
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>PUSHW MemStat,x
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inx
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inx
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dey
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bne .1
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ply
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pla
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>PUSHYA
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>PUSHBI 14
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>SYSCALL PrintF
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rts
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*--------------------------------------
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CS.DOEVENT sec
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rts
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*--------------------------------------
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CS.QUIT clc
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rts
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*--------------------------------------
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CS.END
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MSG.Main .CZ "--- Main Memory ----------------"
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MSG.Aux .CZ "--- Aux Memory -----------------"
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MSG.Kernel .CZ "--- Kernel (Drivers) Memory ----"
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MSG.Stat .CS " Low : %5D (%H)\r\n"
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.CS " Free Ptr : %5D (%H)\r\n"
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.CS " High : %5D (%H)\r\n"
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.CZ " Available Memory : %5D Bytes\r\n"
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MSG.End .CZ "--------------------------------"
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*--------------------------------------
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.DUMMY
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.OR 0
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DS.START
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DS.END .ED
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*--------------------------------------
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MAN
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SAVE usr/src/bin/mem.s
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ASM
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