mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-19 12:31:56 +00:00
169 lines
3.0 KiB
Plaintext
169 lines
3.0 KiB
Plaintext
NEW
|
||
AUTO 3,1
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF bin/term
|
||
*--------------------------------------
|
||
.INB inc/macros.i
|
||
.INB inc/a2osx.i
|
||
*--------------------------------------
|
||
TIMEOUT.MAX .EQ 200 20 sec.
|
||
BUFSIZE .EQ 256
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR ZPBIN
|
||
ZS.START
|
||
ZPBufPtr .BS 2
|
||
ZPBufLen .BS 2
|
||
hBuf .BS 1
|
||
hDev .BS 1
|
||
TimeOut .BS 1
|
||
ZS.END
|
||
.ED
|
||
*--------------------------------------
|
||
* File Header (16 Bytes)
|
||
*--------------------------------------
|
||
CS.START cld
|
||
jmp (.1,x)
|
||
.DA #$61 6502,Level 1 (65c02)
|
||
.DA #1 BIN Layout Version 1
|
||
.DA #S.PS.F.EVENT S.PS.F
|
||
.DA #0
|
||
.DA CS.END-CS.START Code Size (without Constants)
|
||
.DA DS.END-DS.START Data Segment Size
|
||
.DA #32 Stack Size
|
||
.DA #ZS.END-ZS.START Zero Page Size
|
||
.DA 0
|
||
*--------------------------------------
|
||
.1 .DA CS.INIT
|
||
.DA CS.RUN
|
||
.DA CS.DOEVENT
|
||
.DA CS.QUIT
|
||
L.MSG.USAGE .DA MSG.USAGE
|
||
L.MSG.DEVOK .DA MSG.DEVOK
|
||
.DA 0
|
||
*--------------------------------------
|
||
CS.INIT clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN lda #1
|
||
>SYSCALL ArgV
|
||
bcs .9
|
||
|
||
>PUSHYA
|
||
>PUSHBI O.RDWR
|
||
>PUSHBI 0 type
|
||
>PUSHWZ auxtype
|
||
>SYSCALL FOpen
|
||
bcs .99
|
||
|
||
stx hDev
|
||
>LDYA L.MSG.DEVOK
|
||
>SYSCALL PutS
|
||
|
||
>LDYAI BUFSIZE
|
||
>SYSCALL GetMem
|
||
bcs .99
|
||
|
||
>STYA ZPBufPtr
|
||
stx hBuf
|
||
|
||
bra CS.RUN.LOOP
|
||
|
||
.9 >LDYA L.MSG.USAGE
|
||
>SYSCALL PutS
|
||
|
||
lda #E.SYN
|
||
sec
|
||
.99 rts
|
||
|
||
CS.RUN.LOOP >SLEEP
|
||
|
||
lda hDev
|
||
>SYSCALL FEOF
|
||
bcs .99
|
||
tay
|
||
bne .2 EOF, no char
|
||
|
||
>PUSHWI BUFSIZE
|
||
>PUSHW ZPBufPtr
|
||
lda hDev
|
||
>SYSCALL FRead
|
||
bcc .1
|
||
.99 rts
|
||
|
||
.1 >PUSHYA len
|
||
>PUSHW ZPBufPtr
|
||
ldy #S.PS.hStdOut
|
||
lda (pPS),y
|
||
>SYSCALL FWrite
|
||
bcs .9
|
||
|
||
.2 ldy #S.PS.hStdIn
|
||
lda (pPS),y
|
||
|
||
>SYSCALL FEOF
|
||
bcs .9
|
||
tay
|
||
bne CS.RUN.LOOP EOF = true, no char from STDIN
|
||
|
||
>PUSHWI BUFSIZE
|
||
>PUSHW ZPBufPtr
|
||
ldy #S.PS.hStdIn
|
||
lda (pPS),y
|
||
>SYSCALL FRead
|
||
.3 bcs .9
|
||
|
||
>STYA ZPBufLen
|
||
lda (ZPBufPtr)
|
||
cmp #$14 Ctrl-T
|
||
beq .9
|
||
|
||
>PUSHW ZPBufLen
|
||
>PUSHW ZPBufPtr
|
||
lda hDev
|
||
>SYSCALL FWrite
|
||
bcs .9
|
||
|
||
jmp CS.RUN.LOOP
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
CS.DOEVENT lda (pEvent)
|
||
bpl .9 is it a TIMER event?
|
||
|
||
lda TimeOut
|
||
beq .9
|
||
|
||
dec TimeOut
|
||
.9 sec do not discard TIMER event
|
||
rts
|
||
*--------------------------------------
|
||
CS.QUIT lda hDev
|
||
beq .1
|
||
|
||
>SYSCALL FClose
|
||
|
||
.1 lda hBuf
|
||
beq .2
|
||
|
||
>SYSCALL FreeMem
|
||
|
||
.2 clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.END
|
||
MSG.USAGE .AZ "Usage : TERM device "
|
||
MSG.DEVOK .AZ "Connected (Exit key is Ctrl-T)"
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR 0
|
||
DS.START
|
||
DS.END
|
||
.ED
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE usr/src/bin/term.s
|
||
ASM
|