A2osX/SBIN/INSDRV.S.txt

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