mirror of https://github.com/A2osX/A2osX.git
246 lines
4.0 KiB
Plaintext
246 lines
4.0 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/ps
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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.INB inc/kernel.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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ZPPSPtr .BS 2
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ZPSessionPtr .BS 2
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ZPArgV .BS 2
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Index .BS 1
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hSession .BS 1
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ZS.END
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.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 S.PS.F.EVENT
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.DA #0
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.DA CS.END-CS.START Code Size (without Constants)
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.DA DS.END-DS.START Data SegmentSize
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.DA #32 Stack Size
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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.MSG0 .DA MSG0
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L.MSG1 .DA MSG1
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L.MSG2 .DA MSG2
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L.MSG3 .DA MSG3
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L.STATUS .DA MSG.INIT
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.DA MSG.RUN
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.DA MSG.EVENT
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.DA MSG.QUIT
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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 lda #1
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>SYSCALL ArgV
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bcs .10
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>SYSCALL AToI
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bcs .90
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tax
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bne .90
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tya
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* ldx #0
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.11 cmp PSs.PID,x
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beq .12
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inx
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cpx #K.PS.MAX
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bne .11
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lda #E.NSP
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* sec
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rts
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.12 lda PSs.hPS,x
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jsr CS.RUN.DUMP
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bcs .9
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lda #0
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sec
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rts
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.10 >LDYA L.MSG0
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>SYSCALL PutS
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ldx Index
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.1 lda PSs.hPS,x
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beq .7
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jsr CS.RUN.DUMP
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>SLEEP
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.7 inc Index
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ldx Index
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cpx #K.PS.MAX
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bne .1
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.8 lda #0 tell Kernel that all done ok, but
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sec we do not want to stay in memory
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.9 rts
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.90 lda #E.SYN
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sec
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rts
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*--------------------------------------
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CS.RUN.DUMP >SYSCALL GetMemPtr
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>STYA ZPPSPtr
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>PUSHW L.MSG1
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ldx Index
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lda PSs.hPS,x
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>PUSHA
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ldy #S.PS.PPID
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.1 lda (ZPPSPtr),y
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>PUSHA
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iny
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cpy #S.PS.CPID+1
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bne .1
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lda PSs.Stats,x
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>PUSHA CPU%
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ldy #S.PS.S
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lda (ZPPSPtr),y
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tax
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>PUSHW L.STATUS,x
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jsr CS.RUN.DecodeFlags
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>PUSHEA.G PS.FLAGS
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ldy #S.PS.hSession
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lda (ZPPSPtr),y
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tax
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lda USRs.hSID-1,x
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>SYSCALL GetStkObj
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bcs .9
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>STYA ZPSessionPtr
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stx hSession
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ldy #S.SESSION.UID
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lda (ZPSessionPtr),y
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>PUSHA
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>PUSHBI 10
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>SYSCALL PrintF
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lda hSession
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>SYSCALL FreeMem
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jmp CS.RUN.PrintArgs
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.9 rts
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*--------------------------------------
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CS.RUN.DecodeFlags
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lda (ZPPSPtr) Get flags
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ldy #PS.FLAGS+7
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ldx #7
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.2 lsr
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pha
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lda #'-'
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bcc .3
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lda MSG.FLAGS,x
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.3 sta (pData),y
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pla
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dey
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dex
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bpl .2
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rts
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*--------------------------------------
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CS.RUN.PrintArgs
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ldy #S.PS.hARGV
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lda (ZPPSPtr),y
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beq .8 NO ARGV in PS0
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>SYSCALL GetMemPtr
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>STYA ZPArgV
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.1 lda (ZPArgV)
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beq .8
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>PUSHW L.MSG2
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>PUSHW ZPArgV
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>PUSHBI 2
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>SYSCALL PrintF
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bcs .9
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.2 inc ZPArgV
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bne .3
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inc ZPArgV+1
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.3 lda (ZPArgV)
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bne .2
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inc ZPArgV
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bne .1
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inc ZPArgV+1
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bra .1
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.8 >LDYA L.MSG3
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>SYSCALL PutS
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.9 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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MSG0 .CZ "\e[?7lhPS pPID PID cPID CPU% Status Flags UID Args"
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MSG1 .CZ "%3d %3d %3d %3d %3d\% %6s %s %3d"
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MSG2 .CS " %s"
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MSG3 .DA #0
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MSG.FLAGS .AS "HS???XEN"
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MSG.INIT .AZ "Init"
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MSG.RUN .AZ "Run"
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MSG.EVENT .AZ "Event"
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MSG.QUIT .AZ "Quit"
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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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PS.FLAGS .BS 9
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DS.END
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.ED
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*--------------------------------------
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MAN
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SAVE usr/src/bin/ps.s
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ASM
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