git-svn-id: http://svn.code.sf.net/p/netboot65/code@283 93682198-c243-4bdb-bd91-e943c89aac3b

This commit is contained in:
jonnosan 2010-09-26 07:20:25 +00:00
parent 846338ba7b
commit 7250ff22ae
8 changed files with 1034 additions and 628 deletions

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@ -29,7 +29,7 @@ MAX_TCP_PACKETS_SENT=8 ;timeout after sending 8 messages will be about 7 sec
.export tcp_send_keep_alive
.export tcp_connect_remote_port
.export tcp_remote_ip
.export tcp_state
.export tcp_inbound_data_ptr
.export tcp_inbound_data_length

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@ -15,7 +15,7 @@ IP65LIB=../ip65/ip65_tcp.lib
C64PROGLIB=../drivers/c64prog.lib
all: v1541.prg v1541.d64
all: v1541.prg
%.o: %.s $(INCFILES)

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@ -17,9 +17,8 @@ MEMORY {
DATA: load = STARTRAM, run=UNDERBASIC, type = rw, define = yes;
IP65_DEFAULTS: load = STARTRAM, run= HIRAM, type = ro, define = yes;
CODESTUB: load STARTRAM, run= HIRAM, type = rw, define = yes;
SELF_MODIFIED_CODE: load = STARTRAM, run=HIRAM, type = rw,define = yes;
BSS: load = HIRAM, type = bss;
TCP_VARS: load = HIRAM, type = bss;
TCP_VARS: load = UNDERBASIC, type = bss;
}

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@ -5,18 +5,41 @@
.include "../inc/kipper_constants.i"
.endif
SERVER_PORT=1541
.define SERVERNAME "COMMODORESERVER.COM"
.import ip65_init
.import dhcp_init
.import tcp_connect
.import dns_resolve
.import dns_set_hostname
.import dns_ip
.import print_a
.import tcp_connect_ip
.import tcp_send_string
.import tcp_connect
.import tcp_close
.import tcp_callback
.import ip65_process
.import ip65_error
.import tcp_state
.import copymem
.import check_for_abort_key
.import tcp_inbound_data_ptr
.import tcp_inbound_data_length
.import tcp_send_keep_alive
.import get_key
.importzp copy_src
.importzp copy_dest
.export keep_alive_counter
pptr=copy_src
CINV=$314
ILOAD=$330
ISAVE=$332
FNLEN = $B7
FNADDR = $BB
.import __CODE_LOAD__
.import __CODE_RUN__
@ -62,6 +85,19 @@ relocate:
ldax #__CODE_SIZE__
jsr __copymem
ldx ILOAD+1
cpx #>load_handler
bne @not_installed
ldax #@already_installed_msg
jsr __print
rts
@installed_msg: .byte "V1541 INSTALLED",0
@already_installed_msg: .byte "V1541 ALREADY INSTALLED",0
@not_installed:
ldax #__DATA_LOAD__
stax copy_src
ldax #__DATA_RUN__
@ -91,28 +127,95 @@ relocate:
jsr __copymem
jsr swap_basic_out
; jsr ip65_init
bcs :+
jsr swap_basic_out
jsr ip65_init
bcc @init_ok
ldax #@no_nic
jsr print
@fail_and_exit:
ldax #@not_installed_msg
jsr print
jmp @done
@no_nic: .byte "NO RR-NET FOUND - ",0
@not_installed_msg: .byte "V1541 NOT INSTALLED.",0
@init_ok:
ldax #@dhcp_init_msg
jsr print
jsr dhcp_init
:
bcc @dhcp_worked
@failed:
ldax #@fail_msg
jsr print
jmp @fail_and_exit
@dhcp_init_msg: .byte "DHCP INITIALISATION"
@elipses: .byte "...",0
@ok_msg: .byte "OK",13,0
@fail_msg: .byte "FAILED",13,0
@dhcp_worked:
ldax #@ok_msg
jsr print
ldax #@resolve_servername_msg
jsr print
ldax #@elipses
jsr print
ldax #@servername
jsr dns_set_hostname
jsr dns_resolve
bcc @dns_worked
jmp @failed
@resolve_servername_msg: .byte "RESOLVING "
@servername: .byte SERVERNAME,0
@dns_worked:
ldax #@ok_msg
jsr print
ldx #3
@copy_server_ip_loop:
lda dns_ip,x
sta tcp_connect_ip,x
dex
bpl @copy_server_ip_loop
ldax #@connecting_msg
jsr print
ldax #@servername
jsr print
ldax #@elipses
jsr print
ldax #csip_callback
stax tcp_callback
ldax #SERVER_PORT
jsr tcp_connect
bcc @connect_worked
jmp @failed
@connecting_msg: .byte "CONNECTING TO ",0
@connect_worked:
ldax #@ok_msg
jsr print
;IP stack OK, now set vectors
ldax CINV
stax old_irq_vector
ldax ILOAD
cpx #>load_handler
bne @not_installed
ldax #already_installed
jsr print
jmp @done
@not_installed:
stax old_load_vector
ldax #load_handler
stax ILOAD
ldax #installed
ldax #@installed_msg
jsr print
ldax #irq_handler
sei
stax CINV
@done:
jsr swap_basic_in
lda #0
sta $dc08 ;make sure TOD clock is started
cli
rts
__copymem:
@ -145,16 +248,96 @@ __copymem:
rts
end: .byte 0
installed: .byte "V1541 INSTALLED",0
already_installed: .byte "V1541 ALREADY INSTALLED",0
__print:
sta pptr
stx pptr + 1
@print_loop:
ldy #0
lda (pptr),y
beq @done_print
jsr print_a
inc pptr
bne @print_loop
inc pptr+1
bne @print_loop ;if we ever get to $ffff, we've probably gone far enough ;-)
@done_print:
rts
.code
load_dev_2:
inc $d020
clc
ldy #$00
lda (FNADDR),y
cmp #'!'
beq @do_disks
@done:
clc
jmp swap_basic_in
@do_disks:
ldax #@cmd_dsks
jsr tcp_send_string
bcs @error
jsr show_list
jmp @done
@cmd_dsks: .byte "DISKS 22",$0d,$0
@error:
ldax #transmission_error
jsr print
lda ip65_error
jsr print_hex
lda tcp_state
jsr print_hex
jmp @done
show_list:
@loop:
lda $91 ; look for STOP key
cmp #$7F
beq @done
lda #5 ;wait for max 5 seconds
jsr getc
bcc @got_data
ldax #timeout_error
jmp print
@got_data:
cmp #$03 ;ETX byte (indicating end of page)?
beq @get_user_input
cmp #$04 ;EOT byte (indicating end of list)?
beq @done
jsr print_a ;got a byte - output it
jmp @loop ;continue getting characters
;End of page, so ask for user input
@get_user_input:
jsr get_key
cmp #'S'
beq @user_exit
cmp #$0D
bne @get_user_input
ldax #continue_cmd
jsr tcp_send_string
jmp @loop
;User wishes to stop - send S to server and quit
@user_exit:
ldax #stop_cmd
jsr tcp_send_string
@done:
rts
print:
sta pptr
@ -172,11 +355,125 @@ print:
@done_print:
rts
csip_callback:
lda tcp_inbound_data_length+1
cmp #$ff
bne @not_eof
rts
@not_eof:
ldax tcp_inbound_data_ptr
stax copy_src
ldax #csip_stream_buffer
stax copy_dest
stax next_char_ptr
ldax tcp_inbound_data_length
stax buffer_length
jsr copymem
rts
getc:
sta getc_timeout_seconds
clc
lda $dc09 ;time of day clock: seconds (in BCD)
sed
adc getc_timeout_seconds
cmp #$60
bcc @timeout_set
sec
sbc #$60
@timeout_set:
cld
sta getc_timeout_end
@poll_loop:
jsr next_char
bcs @no_char
rts ;done!
@no_char:
jsr check_for_abort_key
bcc @no_abort
lda #KPR_ERROR_ABORTED_BY_USER
sta ip65_error
inc user_abort
rts
@no_abort:
jsr ip65_process
lda $dc09 ;time of day clock: seconds
cmp getc_timeout_end
bne @poll_loop
lda #00
sec
rts
next_char:
lda buffer_length
bne @not_eof
lda buffer_length+1
bne @not_eof
sec
rts
@not_eof:
next_char_ptr=*+1
lda $ffff
pha
inc next_char_ptr
bne :+
inc next_char_ptr+1
:
sec
lda buffer_length
sbc #1
sta buffer_length
lda buffer_length+1
sbc #0
sta buffer_length+1
pla
clc
rts
print_hex:
pha
pha
lsr
lsr
lsr
lsr
tax
lda hexdigits,x
jsr print_a
pla
and #$0F
tax
lda hexdigits,x
jsr print_a
pla
rts
hexdigits:
.byte "0123456789ABCDEF"
tcp_irq_handler:
inc keep_alive_counter
lda keep_alive_counter
bne @skip
jsr tcp_send_keep_alive
@skip:
jsr ip65_process
@done:
rts
.segment "CODESTUB"
swap_basic_out:
lda $01
sta underneath_basic
and #$FE
sta $01
rts
@ -185,6 +482,8 @@ swap_basic_in:
lda $01
ora #$01
sta $01
lda #$0
sta underneath_basic
rts
load_handler:
@ -197,4 +496,49 @@ old_load_vector:
:
jsr swap_basic_out
jmp load_dev_2
irq_handler:
lda underneath_basic
bne @done
jsr swap_basic_out
jsr tcp_irq_handler
jsr swap_basic_in
@done:
.byte $4c ;jmp
old_irq_vector:
.word $ffff
underneath_basic: .res 1
.segment "TCP_VARS"
csip_stream_buffer: .res 1600
user_abort: .res 1
getc_timeout_end: .res 1
getc_timeout_seconds: .res 1
buffer_length: .res 2
keep_alive_counter: .res 1
.data
continue_cmd: .byte $0D,0
stop_cmd: .byte "S",0
timeout_error: .byte "TIMEOUT ERROR",13,0
transmission_error: .byte "TRANSMISSION ERROR",13,0
;-- LICENSE FOR v1541.s --
; The contents of this file are subject to the Mozilla Public License
; Version 1.1 (the "License"); you may not use this file except in
; compliance with the License. You may obtain a copy of the License at
; http://www.mozilla.org/MPL/
;
; Software distributed under the License is distributed on an "AS IS"
; basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
; License for the specific language governing rights and limitations
; under the License.
;
; The Original Code is ip65.
;
; The Initial Developer of the Original Code is Jonno Downes,
; jonno@jamtronix.com.
; Portions created by the Initial Developer are Copyright (C) 2010
; Jonno Downes. All Rights Reserved.
; -- LICENSE END --