mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-25 05:32:20 +00:00
286 lines
5.2 KiB
Plaintext
286 lines
5.2 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.SRC
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
.OP 65C02
|
||
*--------------------------------------
|
||
* S.LoadDrvA
|
||
* in :
|
||
* A = hMem To Full Cmd Line
|
||
* out :
|
||
* none
|
||
*--------------------------------------
|
||
S.LoadDrvA >PUSHA push Cmd Line for S.PStrGetTkn
|
||
>LDYAI MSG.DRVLOAD
|
||
jsr S.SysScrPPSTRYA
|
||
|
||
>PUSHBI $20 Push SEP=' '
|
||
>PUSHBI 0 Push 0 for getting CMD And ARGS
|
||
jsr S.PStrGetTkn
|
||
bcc .1
|
||
rts
|
||
|
||
.1 sta LoadDrv.Cmd
|
||
stx LoadDrv.Args
|
||
>PUSHA push CMD for S.FileSearch
|
||
|
||
>PUSHWI ENV.DRV push ENVNAME=DRV
|
||
ldy #S.PS.hENV
|
||
lda TskMgr.Table,y Get PS #0 Env
|
||
>PUSHA
|
||
jsr S.GetEnvVarP get value for ENV=%DRV%
|
||
bcs .98
|
||
|
||
sta LoadDrv.Path
|
||
>PUSHA A=PStr to Value
|
||
jsr S.FileSearch find File in %DRV%
|
||
bcs .97 not Found
|
||
|
||
sta LoadDrv.FullName
|
||
jsr S.SysScrPPSTRA
|
||
|
||
lda LoadDrv.FullName
|
||
jsr S.LoadBinA
|
||
bcs .96
|
||
|
||
>STYA pCode
|
||
stx LoadDrv.hMem
|
||
|
||
lda LoadDrv.Args
|
||
jsr pCodeJmp call Dev.Detect
|
||
|
||
bcs .95
|
||
|
||
jsr S.InsDrv
|
||
bcs .95
|
||
|
||
jsr .95
|
||
|
||
ldy #S.DEV.F
|
||
lda (pDev),y
|
||
ora #S.DEV.F.INUSE
|
||
sta (pDev),y
|
||
clc
|
||
rts
|
||
|
||
.95 pha
|
||
lda LoadDrv.hMem
|
||
jsr S.FreeMemA
|
||
pla
|
||
|
||
.96 pha
|
||
lda LoadDrv.FullName
|
||
jsr S.FreeMemA
|
||
pla
|
||
|
||
.97 pha
|
||
lda LoadDrv.Path
|
||
jsr S.FreeMemA
|
||
pla
|
||
|
||
.98 pha
|
||
lda LoadDrv.Args
|
||
jsr S.FreeMemA
|
||
lda LoadDrv.Cmd
|
||
jsr S.FreeMemA
|
||
pla
|
||
|
||
.99 sec
|
||
rts
|
||
*--------------------------------------
|
||
MSG.DRVLOAD >PSTRING "\nLoadDrv:"
|
||
LoadDrv.Cmd .BS 1
|
||
LoadDrv.Args .BS 1
|
||
LoadDrv.Path .BS 1
|
||
LoadDrv.FullName .BS 1
|
||
LoadDrv.hMem .BS 1
|
||
*--------------------------------------
|
||
* pCode = .DRV File Loaded Address
|
||
*--------------------------------------
|
||
S.InsDrv ldy #H.BIN.DRV.CODE.LEN
|
||
lda (pCode),y
|
||
sta R.AL
|
||
iny
|
||
lda (pCode),y
|
||
sta R.AH
|
||
|
||
ldy #H.BIN.DRV.CODE.O
|
||
lda (pCode),y
|
||
clc
|
||
adc S.LoadBinA.AuxType
|
||
sta R.BL
|
||
iny
|
||
lda (pCode),y
|
||
adc S.LoadBinA.AuxType+1
|
||
sta R.BH set BX=End Of Code
|
||
|
||
lda S.LoadBinA.AuxType
|
||
clc
|
||
adc S.LoadBinA.FileLen
|
||
sta R.CL
|
||
lda S.LoadBinA.AuxType+1
|
||
adc S.LoadBinA.FileLen+1
|
||
sta R.CH set CX=End Of Range
|
||
|
||
ldy #H.BIN.DRV.CODE.O
|
||
lda S.LoadBinA.FileLen
|
||
sec
|
||
sbc (pCode),y
|
||
sta S.InsDrv.DRVLen
|
||
iny
|
||
lda S.LoadBinA.FileLen+1
|
||
sbc (pCode),y
|
||
sta S.InsDrv.DRVLen+1 Compute DRV Len
|
||
|
||
lda DevMgr.Free
|
||
clc
|
||
adc S.InsDrv.DRVLen
|
||
sta S.InsDrv.DRVEnd
|
||
lda DevMgr.Free+1
|
||
adc S.InsDrv.DRVLen+1
|
||
sta S.InsDrv.DRVEnd+1
|
||
|
||
bcs .98 we crossed $FFFF, out of mem
|
||
|
||
lda S.InsDrv.DRVEnd
|
||
sec
|
||
sbc #DevMgr.HiMem
|
||
lda S.InsDrv.DRVEnd+1
|
||
sbc /DevMgr.HiMem
|
||
bcs .98 No More Room to load Driver....
|
||
|
||
lda DevMgr.LastDevID
|
||
inc
|
||
cmp #K.DEV.MAX
|
||
beq .99 No Device Handle Left
|
||
|
||
sta DevMgr.LastDevID
|
||
|
||
ldy #H.BIN.DEV.HEADER.O
|
||
lda (pCode),y
|
||
clc
|
||
adc pCode
|
||
sta ZPQuickPtr1
|
||
iny
|
||
lda (pCode),y
|
||
adc pCode+1
|
||
sta ZPQuickPtr1+1
|
||
|
||
ldy #S.DEV.JMP
|
||
|
||
lda DevMgr.Free
|
||
sec
|
||
sbc (ZPQuickPtr1),y
|
||
sta R.DL
|
||
lda DevMgr.Free+1
|
||
iny
|
||
sbc (ZPQuickPtr1),y
|
||
sta R.DH set DX=Offset
|
||
|
||
ldy #H.BIN.DRV.CODE.O
|
||
lda (pCode),y
|
||
clc
|
||
adc pCode
|
||
pha
|
||
iny
|
||
lda (pCode),y
|
||
adc pCode+1
|
||
ply
|
||
|
||
jsr S.DrvRelocateYA
|
||
|
||
jsr S.InsDrv.Move
|
||
|
||
>LDYA S.InsDrv.DrvEnd
|
||
>STYA DevMgr.Free
|
||
clc
|
||
rts
|
||
|
||
.98 lda #DEVMGR.ERROOM
|
||
sec
|
||
rts
|
||
|
||
.99 lda #DEVMGR.ERROOH
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
S.InsDrv.Move ldy #H.BIN.DEV.HEADER.O
|
||
lda (pCode),y
|
||
clc
|
||
adc pCode
|
||
sta ZPQuickPtr1
|
||
iny
|
||
lda (pCode),y
|
||
adc pCode+1
|
||
sta ZPQuickPtr1+1
|
||
|
||
ldy #S.DEV.JMP Relocate Main JMP
|
||
lda (ZPQuickPtr1),y
|
||
clc
|
||
adc R.DL
|
||
sta (ZPQuickPtr1),y
|
||
iny
|
||
lda (ZPQuickPtr1),y
|
||
adc R.DH
|
||
sta (ZPQuickPtr1),y
|
||
|
||
lda DevMgr.LastDevID
|
||
jsr S.GetDevByIDA
|
||
>STYA pDev
|
||
|
||
ldy #S.DEV.SIZE-1 Copy DRV.Header
|
||
|
||
.1 lda (ZPQuickPtr1),y
|
||
sta (pDev),y
|
||
dey
|
||
bpl .1
|
||
|
||
ldy #H.BIN.DRV.CODE.O
|
||
lda (pCode),y
|
||
clc
|
||
adc pCode
|
||
sta ZPQuickPtr1
|
||
iny
|
||
lda (pCode),y
|
||
adc pCode+1
|
||
sta ZPQuickPtr1+1 Make ZPQuickPtr1=DRV.CODE
|
||
|
||
lda DevMgr.Free
|
||
sta ZPQuickPtr2
|
||
lda DevMgr.Free+1
|
||
sta ZPQuickPtr2+1 Make ZPQuickPtr2=Dest Ram Location
|
||
|
||
ldy S.InsDrv.DrvLen
|
||
ldx S.InsDrv.DrvLen+1
|
||
|
||
.2 lda (ZPQuickPtr1)
|
||
sta (ZPQuickPtr2)
|
||
|
||
inc ZPQuickPtr1
|
||
bne .3
|
||
inc ZPQuickPtr1+1
|
||
|
||
.3 inc ZPQuickPtr2
|
||
bne .4
|
||
inc ZPQuickPtr2+1
|
||
|
||
.4 tya
|
||
bne .5
|
||
txa
|
||
beq .8
|
||
dex
|
||
|
||
.5 dey
|
||
bra .2
|
||
.8 rts
|
||
*--------------------------------------
|
||
S.InsDrv.DrvLen .BS 2
|
||
S.InsDrv.DrvEnd .BS 2
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE SYS/KERNEL.S.DRV
|
||
LOAD SYS/KERNEL.S
|
||
ASM
|