| Current Path : /usr/src/sys/boot/i386/btx/lib/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/sys/boot/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. # # $FreeBSD: release/9.1.0/sys/boot/i386/btx/lib/btxsys.s 50477 1999-08-28 01:08:13Z peter $ # # 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