A2osX/SYS/KERNEL.S.RUN.txt
2016-09-21 17:20:37 +02:00

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PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
*--------------------------------------
K.KernelRun jsr K.TskMgrRun
bcs .9
jsr K.GetEvents
bcs K.KernelRun CS=no event
jsr S.DispatchEvents
bcc K.KernelRun CC=All Events Dispatched
jsr K.SelectProcess0
stz pEvent
.1 lda (pEvent)
beq .81
bmi .8 Discard any timer event
bit #S.EVT.F.KEY any special key?
beq .7
ldy #S.EVT.DATAHI Open-Apple?
lda (pEvent),y
bpl .7
dey S.EVT.DATALO
lda (pEvent),y
cmp #'1'
bcc .8
cmp #'5'
bcs .8
and #$0F
cmp A2osX.ASCREEN
beq .8
tax
lda A2osX.SCRNDEVS-1,x
beq .8
jsr K.GetDevByIDA
bcs .8
>STYA pDev
ldx #DEVMGR.SELECT
jsr pDevJmp
bcs .8
ldy #S.EVT.DATALO
lda (pEvent),y
and #$0F
sta A2osX.ASCREEN
bra .8
.7 ldy #S.EVT.DATAW2+1
.71 >PUSHB (pEvent),y
dey
bpl .71
>LDYAI MSG.DumpEvent
jsr K.PStrOutYA
.8 jsr K.DestroyEvent
.81 lda pEvent
clc
adc #S.EVT
sta pEvent
lda EVTMGR.COUNT
bne .1
beq K.KernelRun
.9 jsr DevMgr.SYS.Select
>LDYAI MSG.KRNLPANIC
jsr K.PStrOutYA
bra *
*--------------------------------------
MSG.DumpEvent >PSTRING "!Unhandled Event:Flags=%h,DevID=%h,DATALO=%h,DATAHI=%h,W1=%H,W2=%H\n"
MSG.KRNLPANIC >PSTRING "\n!!!Kernel Panic!!!\n"
*--------------------------------------
MAN
SAVE SYS/KERNEL.S.RUN
LOAD SYS/KERNEL.S
ASM