A2osX/BIN/LSDEV.S.txt
2015-11-22 23:30:06 +01:00

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PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BOOT/BIN/LSDEV
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBSTR.I
*--------------------------------------
ZPPTR1 .EQ ZPBIN
ZPPTR2 .EQ ZPBIN+2
ZPPTR3 .EQ ZPBIN+4
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START Code Length To Relocate
.DA 0 Data Segment to Allocate
.DA 0
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.EVENT
.DA CS.QUIT
L.LIBSTR .DA LIBSTR
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
.DA 0
*--------------------------------------
CS.INIT >LDYA L.LIBSTR
>SYSCALL SYS.LoadLibYA
bcs .9
sta hLIBSTR
>LDYAI DevMgr.Table
>STYA ZPPTR1
stz DEV.ID
>PUSHW L.MSG0
>LIBCALL hLIBSTR,LIBSTR.PRINTF
.1 lda (ZPPTR1)
cmp #$D8
bne .8
lda ZPPTR1
clc
adc #S.DEV.NAME
sta ZPPTR2
lda ZPPTR1+1
adc #0
sta ZPPTR2+1
>PUSHW ZPPTR2
ldy #S.DEV.F
lda (ZPPTR1),y push flags
>PUSHA
>PUSHB DEV.ID
>PUSHW L.MSG1
>LIBCALL hLIBSTR,LIBSTR.PRINTF
lda ZPPTR1
clc
adc #S.DEV.SIZE
sta ZPPTR1
bcc .3
inc ZPPTR1+1
.3 inc DEV.ID
lda DEV.ID
cmp #K.DEV.MAX
bne .1
.8 lda #0 tell TSKMGR that all done ok, but
.9 sec we do not want to stay in memory
rts
*--------------------------------------
CS.RUN
CS.EVENT clc
rts
*--------------------------------------
CS.QUIT lda hLIBSTR
>SYSCALL SYS.UnloadLibA
clc
rts
*--------------------------------------
CS.END
LIBSTR >PSTRING "libstr.o"
MSG0 >CSTRING "ID Flags Name\n"
MSG1 >CSTRING "%03d %b %4S\n"
hLIBSTR .BS 1
DEV.ID .BS 1
MAN
SAVE BIN/LSDEV.S
ASM