A2osX/BIN/PS.S.txt
2018-10-16 17:48:03 +02:00

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NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/PS
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/KERNEL.I
*--------------------------------------
ZPPtr .EQ ZPBIN
*--------------------------------------
* 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 #2 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG0 .DA MSG0
L.MSGK .DA MSGK
L.MSG1 .DA MSG1
.DA 0
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
CS.RUN >LDYA pData
>SYSCALL GetPSStat
>LDYA L.MSG0
>SYSCALL puts
>PUSHB.G PS.KCPU
>PUSHBI 1
>LDYA L.MSGK
>SYSCALL printf
lda #1
>STA.G PS.Index
.1 >INC.G PS.Index
tay
lda (pData),y PID
>SYSCALL GetMemPtr
>STYA ZPPtr
ldy #S.PS.hARGV
lda (ZPPtr),y
>SYSCALL GetMemPtr
>PUSHYA
ldy #S.PS.PPID
lda (ZPPtr),y
>PUSHA Parent PID
ldy #S.PS.UID
lda (ZPPtr),y
>PUSHA
jsr CS.RUN.DecodeFlags
>PUSHEA.G PS.FLAGS
>INC.G PS.Index
tay
lda (pData),y
>PUSHA CPU%
ldy #S.PS.PID
lda (ZPPtr),y
>PUSHA
>PUSHBI 8
>LDYA L.MSG1
>SYSCALL printf
.7 >DEC.G PS.COUNT
bne .1
.8
* lda #0 tell Kernel that all done ok, but
sec we do not want to stay in memory
rts
*--------------------------------------
CS.RUN.DecodeFlags
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
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.END
MSG0 .AZ "ID CPU% Flags UID PID Command Line"
MSGK .AZ "000 %03d\% -------- 000 --- *KERNEL*\r\n"
MSG1 .AZ "%03d %03d\% %s %03d %03d %s\r\n"
MSG.FLAGS .AS "IRQDHSed"
*--------------------------------------
.DUMMY
.OR 0
DS.START
PS.COUNT .BS 1
PS.KCPU .BS 1
PS.DATA .BS K.PS.MAX*2
PS.Index .BS 1
PS.FLAGS .BS 9
DS.END
.ED
*--------------------------------------
MAN
SAVE /A2OSX.SRC/BIN/PS.S
ASM