root/stand/i386/btx/lib/btxsys.S
#
# Copyright (c) 1998 Robert Nordier
# All rights reserved.
#
# Redistribution and use in source and binary forms are freely
# permitted provided that the above copyright notice and this
# paragraph and the following disclaimer are duplicated in all
# such forms.
#
# This software is provided "AS IS" and without any express or
# implied warranties, including, without limitation, the implied
# warranties of merchantability and fitness for a particular
# purpose.
#

#
# BTX system calls.
#

#
# Globals.
#
                .global __exit
                .global __exec
#
# Constants.
#
                .set INT_SYS,0x30               # Interrupt number
#
# System call: exit
#
__exit:         xorl %eax,%eax                  # BTX system
                int $INT_SYS                    #  call 0x0
#
# System call: exec
#
__exec:         movl $0x1,%eax                  # BTX system
                int $INT_SYS                    #  call 0x1