mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-02 21:04:39 +00:00
397 lines
8.1 KiB
Plaintext
397 lines
8.1 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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.OP 65C02
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.OR $D000
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.TF /A2OSX.BOOT/SYS/KERNEL
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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/IO.I
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.INB INC/PRODOS.I
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*--------------------------------------
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ZPQuickPtr1 .EQ ZPKERNEL Temp Ptrs for use in very limited scope
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ZPQuickPtr2 .EQ ZPKERNEL+2 (could be trashed by any JSR)
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ZPQuickPtr3 .EQ ZPKERNEL+4
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ZPQuickPtr4 .EQ ZPKERNEL+6
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*--------------------------------------
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* $D000-D0FF KERNEL.SYSCALL Jmp Table
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*--------------------------------------
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.DA S.GetMem $00
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.DA S.FreeMemA
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.DA S.GetMemPtrA
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.DA S.GetMemByIDA
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.DA S.GetMemByNameA
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.DA S.GetMemByNameYA
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.NewPStrYA $10
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.DA S.PStrCpyA
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.DA S.PStrCat
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.DA S.PStrCmp
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.DA S.PStrGetTkn
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.LoadBinA $20
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.DA S.LoadLibYA
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.DA S.UnloadLibA
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.DA S.LoadDrvA
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.ExpandPStrA $30
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.DA S.ExpandPStrYA
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.DA S.GetEnvVarA
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.DA S.GetEnvVarYA
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.DA S.SetEnvVarH
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.DA S.SetEnvVarP
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.DA S.DelEnvVarA
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.DA S.DelEnvVarYA
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*--------------------------------------
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.DA S.MLICreateFile $40
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.DA S.MLICreateDirA
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.DA S.MLICreateDirYA
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.DA S.MLIDestroyA
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.DA S.MLIDestroyYA
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.DA S.MLIRename
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.DA S.MLISetFileInfo
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.DA S.MLIGetFileInfoA
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.DA S.MLIGetFileInfoYA $50
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.DA S.MLIOnline
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.DA S.MLISetPrefixA
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.DA S.MLISetPrefixYA
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.DA S.MLIGetPrefixA
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.DA S.MLIGetPrefixYA
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.DA S.MLIOpenA
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.DA S.MLIOpenYA
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.DA S.MLINewLine $60
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.DA S.MLIRead
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.DA S.MLIWrite
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.DA S.MLICloseA
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.DA S.MLIFlushA
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.DA S.MLISetMark
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.DA S.MLIGetMarkA
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.DA S.MLISetEOF
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.DA S.MLIGetEOFA $70
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.DA S.MLISetBuf
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.DA S.MLIGetBuf
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.DA S.MLIGetTime
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.DA S.MLIAllocIRQ
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.DA S.MLIDeallocIRQA
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.DA S.MLIReadBlock
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.DA S.MLIWriteBlock
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*--------------------------------------
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.DA S.GetDevByIDA $80
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.DA S.GetDevByNameA
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.DA S.GetDevByNameYA
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.DA S.GetDevInfoA
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.DA S.GetKeyboardEvent
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.ExecProcessNewEnvYA $90
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.DA S.ExecProcessYA
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.DA S.CreateProcessNewEnvYA
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.DA S.CreateProcessYA
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.DA S.GetPSByIDA
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.DA 0
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.DA S.Sleep
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.DA 0
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*--------------------------------------
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.DA S.CheckPrefixA $A0
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.DA S.FileSearch
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.DA S.LoadFileA
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.DA S.LoadFileYA
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.DA S.ListDirInitA
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.DA S.ListDirNextA
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.DA S.ListDirCloseA
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.DA 0
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*--------------------------------------
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.DA 0 $B0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.ScreenSelectA $C0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA S.COutA $D0
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.DA S.PSTROutA
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.DA S.PSTROutYA
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.DA 0
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.DA S.HexOutA
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.DA S.HexOutYA
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.DA S.DecOutA
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.DA S.DecOutYA
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*--------------------------------------
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.DA 0 $E0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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.DA 0 $F0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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Kernel.Init sei
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ldx #$FF init 6502 stack to highest
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txs
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stx A2osX.SaveSM
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stx A2osX.SaveSX
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cli
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>LDYAI D.STACK.TOP
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>STYA pStack init Soft Stack
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stz A2osX.SCREENS
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stz A2osX.ASCREEN
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jsr S.IrqMgrInit
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bcs *
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jsr S.MemMgrInit
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bcs *
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jsr S.DevMgrInit
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bcs *
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jsr S.EvtMgrInit
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bcs *
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jsr S.TskMgrInit
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bcs *
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>LDYAI MSG.Init
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jsr S.PSTROutYA
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>LDYAI MSG.Init.Startup
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jsr S.PSTROutYA
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>LDYAI STARTUP.ARGS Get A2osX.STARTUP full path...
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jsr S.NewPStrYA
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pha
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>LDYAI STARTUP.CMD Get SHELL full path...
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jsr S.NewPStrYA
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ply get back ARGS in Y
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phy
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pha A=CMD, save for discard
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jsr S.CreateProcessYA
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bcs *
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pla
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jsr S.FreeMemA
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pla
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jsr S.FreeMemA
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>LDYAI MSG.Init.OK
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jsr S.PSTROutYA
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*--------------------------------------
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S.KernelRun jsr S.TskMgrRun
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bcc S.KernelRun.EVT
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lda #A2osX.SCREENS.S
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jsr S.ScreenSelectA
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>LDYAI MSG.KRNLPANIC
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jsr S.PSTROutYA
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bra *
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S.KernelRun.EVT
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jsr S.GetEvents
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bcs S.KernelRun CS=no event
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jsr S.DispatchEvents
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bcc S.KernelRun CC=All Events Dispatched
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jsr S.SelectProcess0
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stz pEvent
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.1 lda (pEvent)
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beq .81
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bmi .8 Discard any timer eventa
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bit #S.EVT.F.KEY any special key?
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beq .7
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ldy #S.EVT.DATAHI Open-Apple?
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lda (pEvent),y
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bpl .7
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ldy #S.EVT.DATALO
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lda (pEvent),y
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cmp #$31
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bne .2
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lda #A2osX.SCREENS.S
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jsr S.ScreenSelectA
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bra .8
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.2 cmp #$32
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bne .3
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lda #A2osX.SCREENS.C
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jsr S.ScreenSelectA
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bra .8
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.3 cmp #$33
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bne .7
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lda #A2osX.SCREENS.G
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jsr S.ScreenSelectA
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bra .8
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.7 jsr S.DumpEvent
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.8 jsr S.DestroyEvent
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.81 lda pEvent
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clc
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adc #S.EVT
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sta pEvent
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lda EVTMGR.COUNT
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bne .1
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jmp S.KernelRun
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*--------------------------------------
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S.DumpEvent ldy #S.EVT.DATAW2+1
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>PUSHB (pEvent),y
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dey
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>PUSHB (pEvent),y
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ldy #S.EVT.DATAW1+1
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>PUSHB (pEvent),y
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dey
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>PUSHB (pEvent),y
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ldy #S.EVT.DATAHI
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>PUSHB (pEvent),y
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ldy #S.EVT.DATALO
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>PUSHB (pEvent),y
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ldy #S.EVT.hDEV
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>PUSHB (pEvent),y
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>PUSHB (pEvent)
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>LDYAI MSG.DumpEvent
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jmp S.PSTROutYA
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*--------------------------------------
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* S.ScreenSelectA
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* IN :
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* A = Screen to display
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*--------------------------------------
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S.ScreenSelectA and A2osX.SCREENS Screen is available ?
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beq .9 ...not setup up
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cmp #A2osX.SCREENS.S
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bne .1
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sta SETTEXT
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sta SETALTCHAR
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sta SET80DISP
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sta CLR80STORE
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sta SETPAGE2
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bra .8
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.1 cmp #A2osX.SCREENS.C
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bne .2
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sta SETTEXT
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sta SETALTCHAR
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sta SET80DISP
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sta CLR80STORE
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sta CLRPAGE2
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bra .8
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.2 cmp #A2osX.SCREENS.G
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bne .9
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sta CLRTEXT
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sta CLRMIXED
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sta SETHIRES
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sta CLR80STORE
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sta CLRPAGE2
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sta SETIOUDIS
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sta SETDHIRES
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* sta CLR80DISP
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* sta SETDHIRES
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* sta CLRDHIRES
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* sta SET80DISP
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* sta SETDHIRES
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* sta CLRDHIRES
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* sta SETDHIRES
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.8 sta A2osX.ASCREEN
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.9 rts
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*--------------------------------------
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MSG.Init >PSTRING "A2osX[Stage2]:Init\n"
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MSG.Init.Startup >PSTRING "EXEC A2osX.Startup...\n"
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MSG.Init.OK >PSTRING "A2osX[Stage2]:Complete.\n"
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MSG.DumpEvent >PSTRING "!Unhandled Event:Flags=%h,DevID=%h,DATALO=%h,DATAHI=%h,W1=%H,W2=%H\n"
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MSG.KRNLPANIC >PSTRING "\n!!!Kernel Panic!!!\n"
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*--------------------------------------
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STARTUP.CMD >PSTRING "${A2OSX}SBIN/SHELL"
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STARTUP.ARGS >PSTRING "${A2OSX}A2osX.STARTUP"
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*--------------------------------------
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ENV.A2osX >PSTRING "A2OSX"
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ENV.PATH >PSTRING "PATH"
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ENV.PATH.VALUE >PSTRING "${A2OSX}SBIN/;${A2OSX}BIN/"
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ENV.LIB >PSTRING "LIB"
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ENV.LIB.VALUE >PSTRING "${A2OSX}LIB/"
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ENV.DRV >PSTRING "DRV"
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ENV.DRV.VALUE >PSTRING "${A2OSX}DRV/"
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*--------------------------------------
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.INB SYS/KERNEL.S.IRQ
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.INB SYS/KERNEL.S.MEM
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.INB SYS/KERNEL.S.STR
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.INB SYS/KERNEL.S.CIO
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.INB SYS/KERNEL.S.FIO
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.INB SYS/KERNEL.S.MLI
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.INB SYS/KERNEL.S.BIN
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.INB SYS/KERNEL.S.DRV
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.INB SYS/KERNEL.S.LIB
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.INB SYS/KERNEL.S.ENV
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.INB SYS/KERNEL.S.TSK
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.INB SYS/KERNEL.S.EVT
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*--------------------------------------
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.INB SYS/KERNEL.S.DEV
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*--------------------------------------
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MAN
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SAVE SYS/KERNEL.S
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ASM
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