A2osX/SBIN/INSDRV.S.txt
2020-02-28 08:21:46 +01:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF SBIN/INSDRV
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
*--------------------------------------
ZPPTR1 .EQ ZPBIN
ZPPTR2 .EQ ZPBIN+2
ZPPTR3 .EQ ZPBIN+4
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1
.DA 0
.DA CS.END-CS.START Code Length To Relocate
.DA 0 Data Segment to Allocate
.DA #64 SS
.DA #6 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG.USAGE .DA MSG.USAGE
L.MSG.LOAD .DA MSG.LOAD
.DA 0
*--------------------------------------
CS.RUN ldy #S.PS.ARGC
lda (pPS),y
cmp #1
bcc .9
>PUSHW L.MSG.LOAD
lda #1 get PTR to ARG[1] (Driver name)
>SYSCALL ArgV
>PUSHYA
>PUSHBI 2
>SYSCALL PrintF
bcs .99
lda #1 get PTR to ARG[1] (Driver name)
>SYSCALL ArgV
>SYSCALL LoadDrv YA = PTR to ARG[1...n]
bcs .99
lda #0 success, but....
sec we do not want to stay in memory
rts
.9 >LDYA L.MSG.USAGE
>SYSCALL PutS
lda #E.SYN tell TSKMGR that all done ok, but
sec we do not want to stay in memory
.99 rts
*--------------------------------------
CS.INIT
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.END
MSG.USAGE .AZ "Usage: insdrv file.drv <args>"
MSG.LOAD .AZ "INSDRV:Loading %s...\r\n"
*--------------------------------------
MAN
SAVE USR/SRC/SBIN/INSDRV.S
ASM