A2osX/BIN/PS.S.txt

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PR#3
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PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
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.TF /A2OSX.BOOT/BIN/PS
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBSTR.I
*--------------------------------------
ZPPTR1 .EQ ZPBIN
ZPPTR2 .EQ ZPBIN+2
ZPPTR3 .EQ ZPBIN+4
*--------------------------------------
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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 Code Length To Relocate
.DA 0 Data Segment to Allocate
.DA 0
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBSTR .DA LIBSTR
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
.DA 0
*--------------------------------------
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CS.INIT >LDYA L.LIBSTR
>SYSCALL SYS.LoadLibYA
sta hLibStr
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clc
rts
*--------------------------------------
CS.RUN >LDYAI TSKMGR.TABLE+S.PS.SIZE
>STYA ZPPTR1
stz PS.COUNT
>PUSHW L.MSG0
>LIBCALL hLibStr,LIBSTR.PRINTF
.1 lda (ZPPTR1)
bpl .4
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ldy #S.PS.hCMDLINE
lda (ZPPTR1),y
>SYSCALL SYS.GetMemPtrA
>PUSHYA
ldy #S.PS.PID
lda (ZPPTR1),y
>PUSHA Parent PID
lda (ZPPTR1) push flags
>PUSHA
ldy #S.PS.ID
lda (ZPPTR1),y
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>PUSHA PID
>PUSHW L.MSG1
>LIBCALL hLibStr,LIBSTR.PRINTF
.4 lda ZPPTR1
clc
adc #S.PS.SIZE
sta ZPPTR1
bcc .5
inc ZPPTR1+1
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.5 inc PS.COUNT
lda PS.COUNT
cmp #K.PS.MAX
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bne .1
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lda #0 tell TSKMGR that all done ok, but
sec we do not want to stay in memory
rts
*--------------------------------------
CS.DOEVENT clc
rts
*--------------------------------------
CS.QUIT lda hLibStr
>SYSCALL SYS.UnloadLibA
clc
rts
*--------------------------------------
CS.END
hLibStr .BS 1
PS.COUNT .BS 1
LIBSTR >PSTRING "libstr.o"
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MSG0 >CSTRING "ID Flags PID Command Line\n"
MSG1 >CSTRING "%03d %b %03d %S\n"
MAN
SAVE BIN/PS.S
ASM