URL
https://opencores.org/ocsvn/s80186/s80186/trunk
Subversion Repositories s80186
[/] [s80186/] [trunk/] [tests/] [programs/] [singlestep.asm] - Rev 2
Compare with Previous | Blame | View Log
; Copyright Jamie Iles, 2017
;
; This file is part of s80x86.
;
; s80x86 is free software: you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation, either version 3 of the License, or
; (at your option) any later version.
;
; s80x86 is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with s80x86. If not, see <http://www.gnu.org/licenses/>.
cpu 8086
times 1024 db 0
mov word [0x4], step_handler
mov word [0x10 * 4], dummy_handler
mov sp, 0x8000
mov bp, sp
pushf
or word [bp-2], (1 << 8)
popf
int 0x10
nop
nop
nop
end:
int3
step_handler:
inc bx
iret
dummy_handler:
inc cx
iret