A2osX/BIN/PS.S.txt

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2017-12-22 21:24:30 +00:00
PREFIX /A2OSX.BUILD
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BUILD/BIN/PS
*--------------------------------------
.INB /A2OSX.BUILD/INC/MACROS.I
.INB /A2OSX.BUILD/INC/A2OSX.I
.INB /A2OSX.BUILD/INC/KERNEL.I
*--------------------------------------
ZPPtr .EQ ZPBIN
*--------------------------------------
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* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
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.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 #16 SS
.DA #2 ZP
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.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
.DA 0
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
CS.RUN >LDYA pData
>SYSCALL GetPSList.YA
>LDYA L.MSG0
>SYSCALL PrintF.YA
>LDA.G PS.Count
beq .8
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.1 >INC.G PS.Index
tay
lda (pData),y PID
>SYSCALL GetMemPtr.A
>STYA ZPPtr
ldy #S.PS.hARGS
lda (ZPPtr),y
>SYSCALL GetMemPtr.A
>PUSHYA
ldy #S.PS.PPID
lda (ZPPtr),y
>PUSHA Parent PID
lda (ZPPtr) Get flags
ldy #PS.FLAGS+7
ldx #7
.2 lsr
pha
lda #'-'
bcc .3
lda MSG.FLAGS,x
.3 sta (pData),y
pla
dey
dex
bpl .2
>PUSHEA.G PS.FLAGS
ldy #S.PS.PID
lda (ZPPtr),y
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>PUSHA PID
>LDYA L.MSG1
>SYSCALL PrintF.YA
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.7 >DEC.G PS.COUNT
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bne .1
.8
* lda #0 tell Kernel that all done ok, but
sec we do not want to stay in memory
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.END
MSG0 >CSTR "ID Flags PID Command Line\r\n"
MSG1 >CSTR "%03d %s %03d %s\r\n"
MSG.FLAGS .AS "-IHSED--"
*--------------------------------------
.DUMMY
.OR 0
DS.START
PS.COUNT .BS 1
PS.DATA .BS K.PS.MAX
PS.Index .BS 1
PS.FLAGS .BS 9
DS.END
.ED
*--------------------------------------
MAN
SAVE /A2OSX.SRC/BIN/PS.S
ASM