A2osX/BIN/SHUTDOWN.S.txt
2020-07-27 17:19:35 +02:00

136 lines
2.5 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF bin/shutdown
*--------------------------------------
.INB inc/macros.i
.INB inc/a2osx.i
.INB inc/kernel.i
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPPSPtr .BS 2
Count .BS 1
Index .BS 1
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 S.PS.F.EVENT
.DA #0
.DA CS.END-CS.START Code Size (without Constants)
.DA DS.END-DS.START Data SegmentSize
.DA #32 Stack Size
.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.MSG0 .DA MSG0
.DA 0
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
CS.RUN >PUSHW L.MSG0
>PUSHBI 0
>SYSCALL PrintF
.10 stz Count
ldx #0
stx Index
.1 lda PS.Table.hPS,x
beq .7
>SYSCALL GetMemPtr
>STYA ZPPSPtr
lda (ZPPSPtr)
bmi .6 HOLD
ldy #S.PS.S
cmp #S.PS.S.QUIT
beq .6
ldy #S.PS.PID
lda (ZPPSPtr),y
beq .7
cmp #1
beq .7 don't kill INITD
cmp (pPS),y don't kill myself
beq .7
>PUSHW L.MSG0
ldy #S.PS.PID
lda (ZPPSPtr),y
>PUSHA
ldy #S.PS.hARGV
lda (ZPPSPtr),y
>SYSCALL GetMemPtr
>PUSHYA
>PUSHBI 3
>SYSCALL printf
>PUSHBI 2
ldy #S.PS.PID
lda (ZPPSPtr),y
>SYSCALL kill
.6 inc Count
.7 >SLEEP
inc Index
ldx Index
cpx #K.PS.MAX
bne .1
lda Count
bne .10
.8 lda #0 tell Kernel that all done ok, but
sec we do not want to stay in memory
.9 rts
.90 lda #E.SYN
sec
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.END
MSG0 .AZ "SHUTDOWN:Killing process %3d, %s\r\n"
*--------------------------------------
.DUMMY
.OR 0
DS.START
DS.END
.ED
*--------------------------------------
MAN
SAVE usr/src/bin/shutdown.s
ASM