mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-30 08:51:06 +00:00
296 lines
5.6 KiB
Plaintext
296 lines
5.6 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.SRC
|
||
LOMEM $900
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
*--------------------------------------
|
||
DevMgr.LoMem .EQ *
|
||
*--------------------------------------
|
||
DevMgr.NUL.Code cld
|
||
jmp (.1,x)
|
||
.1 .DA DevMgr.NUL.Status
|
||
.DA DevMgr.BADCALL READBLOCK
|
||
.DA DevMgr.BADCALL WRITEBLOCK
|
||
.DA DevMgr.BADCALL FORMAT
|
||
.DA DevMgr.BADCALL CONTROL
|
||
.DA DevMgr.BADCALL INIT
|
||
.DA DevMgr.BADCALL OPEN
|
||
.DA DevMgr.BADCALL CLOSE
|
||
.DA DevMgr.BADCALL READ
|
||
.DA .8 WRITE
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.NUL.Status
|
||
>LDYAI DevMgr.NUL.Stat
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.NUL.Stat .DA #S.DEV.S.WRITE+S.DEV.S.READ
|
||
.DA #0,#0,#0
|
||
>PSTR "NULL DEVICE "
|
||
.DA #S.DEVSTAT.TYPE.CHAR
|
||
.DA #0
|
||
.DA $0900
|
||
*--------------------------------------
|
||
DevMgr.SYS.Code cld
|
||
jmp (.1,x)
|
||
.1 .DA DevMgr.SYS.Status
|
||
.DA DevMgr.BADCALL READBLOCK
|
||
.DA DevMgr.BADCALL WRITEBLOCK
|
||
.DA DevMgr.BADCALL FORMAT
|
||
.DA DevMgr.SYS.Control
|
||
.DA DevMgr.BADCALL INIT
|
||
.DA DevMgr.SYS.Open
|
||
.DA DevMgr.BADCALL CLOSE
|
||
.DA DevMgr.SYS.Read
|
||
.DA DevMgr.SYS.Write
|
||
*--------------------------------------
|
||
DevMgr.BADCALL lda #MLI.ERR.BADCALL
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Status
|
||
>LDYAI DevMgr.SYS.Stat
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Stat .DA #S.DEV.S.WRITE+S.DEV.S.READ
|
||
.DA #0,#0,#0
|
||
>PSTR "A2osX SYS Screen"
|
||
.DA #S.DEVSTAT.TYPE.CHAR
|
||
.DA #0
|
||
.DA $0900
|
||
*--------------------------------------
|
||
DevMgr.SYS.Open stz DevMgr.SYS.CH
|
||
stz DevMgr.SYS.CV
|
||
|
||
ldx #0
|
||
|
||
ldy #0
|
||
.1 lda DevMgr.SYS.TITLE,y
|
||
beq .2
|
||
|
||
jsr DevMgr.SYS.SetCharAtYX
|
||
iny
|
||
bne .1
|
||
|
||
.2 lda #$20
|
||
jsr DevMgr.SYS.SetCharAtYX
|
||
iny
|
||
cpy #80
|
||
bne .2
|
||
|
||
jsr DevMgr.SYS.Home
|
||
|
||
lda #1
|
||
sta A2osX.SCRNDEVS+1 fall in Control
|
||
*--------------------------------------
|
||
DevMgr.SYS.Control
|
||
sta SETTEXT
|
||
sta SETALTCHAR
|
||
sta SET80DISP
|
||
sta CLR80STORE
|
||
sta SETPAGE2
|
||
lda #2
|
||
sta A2osX.ASCREEN
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Read lda A2osX.ASCREEN
|
||
cmp #2 is SYS active?
|
||
bne .9
|
||
|
||
lda OPENAPPLE
|
||
bmi .9 Open apple key, not for us...
|
||
lda KBD
|
||
bpl .9
|
||
sta KBDSTROBE
|
||
|
||
and #$7F
|
||
|
||
clc
|
||
rts
|
||
|
||
.9 lda #0 Error = no event
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Write
|
||
phx
|
||
phy
|
||
cmp #' '
|
||
bcc .1
|
||
ldy DevMgr.SYS.CH
|
||
ldx DevMgr.SYS.CV
|
||
ora #$80
|
||
jsr DevMgr.SYS.SetCharAtYX
|
||
jsr DevMgr.SYS.FSOut
|
||
bra .8
|
||
|
||
.1 cmp #10
|
||
bne .2
|
||
jsr DevMgr.SYS.LF
|
||
bra .8
|
||
|
||
.2 cmp #13
|
||
bne .3
|
||
jsr DevMgr.SYS.CR
|
||
bra .8
|
||
|
||
.3 ora #$20
|
||
jsr DevMgr.SYS.SetCharAtYX
|
||
jsr DevMgr.SYS.FSOut
|
||
|
||
.8 ply
|
||
plx
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.FSOut
|
||
lda DevMgr.SYS.CH
|
||
cmp #79
|
||
bne .1
|
||
|
||
stz DevMgr.SYS.CH
|
||
bra DevMgr.SYS.LF
|
||
|
||
.1 inc DevMgr.SYS.CH
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.CR jsr DevMgr.SYS.ClrEOL
|
||
stz DevMgr.SYS.CH
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.LF ldx DevMgr.SYS.CV
|
||
cpx #23
|
||
beq DevMgr.SYS.Scroll
|
||
inc DevMgr.SYS.CV
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.ClrEOL
|
||
ldx DevMgr.SYS.CV
|
||
lda #$A0
|
||
ldy DevMgr.SYS.CH
|
||
.1 cpy #79
|
||
beq .2
|
||
jsr DevMgr.SYS.SetCharAtYX
|
||
iny
|
||
bne .1
|
||
.2 rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Scroll
|
||
ldx #1
|
||
.1 lda DevMgr.SYS.BASEL,x
|
||
sta ZPDRV
|
||
lda DevMgr.SYS.BASEH,x
|
||
sta ZPDRV+1
|
||
inx
|
||
lda DevMgr.SYS.BASEL,x
|
||
sta ZPDRV+2
|
||
lda DevMgr.SYS.BASEH,x
|
||
sta ZPDRV+3
|
||
|
||
php
|
||
sei
|
||
sta SETWRITEAUX
|
||
sta SETREADAUX
|
||
|
||
ldy #39
|
||
.2 lda (ZPDRV+2),y
|
||
sta (ZPDRV),y
|
||
dey
|
||
bpl .2
|
||
|
||
sta CLRWRITEAUX
|
||
sta CLRREADAUX
|
||
plp
|
||
|
||
ldy #39
|
||
.3 lda (ZPDRV+2),y
|
||
sta (ZPDRV),y
|
||
dey
|
||
bpl .3
|
||
|
||
cpx #23
|
||
bne .1 Fall in ClrLineAtX for last line
|
||
*--------------------------------------
|
||
DevMgr.SYS.ClrLineAtX
|
||
lda DevMgr.SYS.BASEL,x
|
||
sta ZPDRV
|
||
lda DevMgr.SYS.BASEH,x
|
||
sta ZPDRV+1
|
||
|
||
php
|
||
sei
|
||
|
||
lda #$A0
|
||
ldy #39
|
||
|
||
.1 sta SETWRITEAUX
|
||
sta (ZPDRV),y
|
||
sta CLRWRITEAUX
|
||
sta (ZPDRV),y
|
||
dey
|
||
bpl .1
|
||
|
||
plp
|
||
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.Home ldx #23
|
||
|
||
.1 jsr DevMgr.SYS.ClrLineAtX
|
||
dex
|
||
bne .1
|
||
|
||
stz DevMgr.SYS.CH
|
||
lda #1
|
||
sta DevMgr.SYS.CV
|
||
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.SetCharAtYX
|
||
cmp #$40
|
||
bcc .1
|
||
cmp #$5F
|
||
bcs .1
|
||
and #$3F
|
||
|
||
.1 php
|
||
|
||
phy
|
||
pha
|
||
lda DevMgr.SYS.BASEL,x
|
||
sta ZPDRV
|
||
lda DevMgr.SYS.BASEH,x
|
||
sta ZPDRV+1
|
||
tya
|
||
lsr
|
||
tay
|
||
bcs .2
|
||
sta SETWRITEAUX
|
||
|
||
.2 pla
|
||
sta (ZPDRV),y
|
||
sta CLRWRITEAUX
|
||
ply
|
||
|
||
plp
|
||
|
||
rts
|
||
*--------------------------------------
|
||
DevMgr.SYS.CH .BS 1
|
||
DevMgr.SYS.CV .BS 1
|
||
*--------------------------------------
|
||
DevMgr.SYS.TITLE >CSTR "A2osX System Screen"
|
||
DevMgr.SYS.BASEL .HS 00.80.00.80.00.80.00.80.28.A8.28.A8.28.A8.28.A8.50.D0.50.D0.50.D0.50.D0
|
||
DevMgr.SYS.BASEH .HS 08.08.09.09.0A.0A.0B.0B.08.08.09.09.0A.0A.0B.0B.08.08.09.09.0A.0A.0B.0B
|
||
*--------------------------------------
|
||
DevMgr.FreeMem .EQ *
|
||
MAN
|
||
SAVE SYS/KERNEL.S.D01
|
||
LOAD SYS/KERNEL.S
|
||
ASM
|