emailler/drivers/a2_zero_page.s
2013-12-13 22:24:03 +01:00

39 lines
1.2 KiB
ArmAsm

;zero page definitions
;On the Apple ][ with AppleSoft running there are not enough contiguous zero page locations
;to allow LD65 to handle assignment
;so we need to manually assign ZP pointers to known free locations
.exportzp copy_src
.exportzp copy_dest
.exportzp dns_hostname
.exportzp tftp_filename
.exportzp buffer_ptr
.exportzp eth_packet
copy_src =$06 ;also $07
copy_dest =$08 ;also $09
dns_hostname =$18 ;also $19
tftp_filename =$1D ;also $1E
buffer_ptr =$EB ;also $EC
eth_packet =$ED ;also $EE
;-- LICENSE --
; 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) 2013
; Jonno Downes. All Rights Reserved.
; -- LICENSE END --