A2osX/SYS/KERNEL.S.DRV.txt

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PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
*--------------------------------------
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* K.LoadDrvYA
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* in :
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* Y,A = PTR To Full Cmd Line PStrArray
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* out :
* none
*--------------------------------------
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K.LoadDrvYA >STYA K.LoadDrv.CmdArray
>LDYAI ENV.DRV push ENVNAME=DRV
>SYSCALL GetEnvYA get value for ENV=DRV
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bcs .99
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>PUSHYA Push $DRV value
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>PUSHW K.LoadDrv.CmdArray (ARG[0] = DRVNAME)
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jsr K.FileSearch find libname in $DRV
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bcs .99
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stx K.LoadDrv.hFullName
jsr K.LoadExeYA Y,A =filename full path
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bcs .98
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>STYA pDrv
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stx K.LoadDrv.hMem
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>LDYA K.LoadDrv.CmdArray Advance to ARG[1]
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>STYA ZPPtr1
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lda ZPPtr1
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sec
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adc (ZPPtr1)
sta ZPPtr1
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bcc .1
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inc ZPPtr1+1
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.1 >LDYA ZPPtr1
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jsr pDrvJmp call Dev.Detect
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bcs .97
jsr BIN.InstallDRV
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bcs .97
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jsr .97 Cleanup...
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lda #0 Make sure RC = 0 if success
clc
.99 rts
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.97 pha
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lda K.LoadDrv.hMem
jsr K.FreeMemA
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pla
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.98 pha
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lda K.LoadDrv.hFullName
jsr K.FreeMemA
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pla
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sec
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rts
*--------------------------------------
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K.LoadDrv.CmdArray .BS 2
K.LoadDrv.hFullName .BS 1
K.LoadDrv.hMem .BS 1
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*--------------------------------------
MAN
SAVE SYS/KERNEL.S.DRV
LOAD SYS/KERNEL.S
ASM