18269e767SBrooks Davis/*- 28269e767SBrooks Davis * Copyright (c) 1990 The Regents of the University of California. 38269e767SBrooks Davis * All rights reserved. 48269e767SBrooks Davis * 58269e767SBrooks Davis * This code is derived from software contributed to Berkeley by 68269e767SBrooks Davis * William Jolitz. 78269e767SBrooks Davis * 88269e767SBrooks Davis * Redistribution and use in source and binary forms, with or without 98269e767SBrooks Davis * modification, are permitted provided that the following conditions 108269e767SBrooks Davis * are met: 118269e767SBrooks Davis * 1. Redistributions of source code must retain the above copyright 128269e767SBrooks Davis * notice, this list of conditions and the following disclaimer. 138269e767SBrooks Davis * 2. Redistributions in binary form must reproduce the above copyright 148269e767SBrooks Davis * notice, this list of conditions and the following disclaimer in the 158269e767SBrooks Davis * documentation and/or other materials provided with the distribution. 168269e767SBrooks Davis * 3. Neither the name of the University nor the names of its contributors 178269e767SBrooks Davis * may be used to endorse or promote products derived from this software 188269e767SBrooks Davis * without specific prior written permission. 198269e767SBrooks Davis * 208269e767SBrooks Davis * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 218269e767SBrooks Davis * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 228269e767SBrooks Davis * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 238269e767SBrooks Davis * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 248269e767SBrooks Davis * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 258269e767SBrooks Davis * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 268269e767SBrooks Davis * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 278269e767SBrooks Davis * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 288269e767SBrooks Davis * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 298269e767SBrooks Davis * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 308269e767SBrooks Davis * SUCH DAMAGE. 318269e767SBrooks Davis */ 328269e767SBrooks Davis 338269e767SBrooks Davis#include <machine/asm.h> 348269e767SBrooks Davis#include "SYS.h" 358269e767SBrooks Davis 368269e767SBrooks DavisENTRY(syscall) 378269e767SBrooks Davis pop %ecx /* rta */ 388269e767SBrooks Davis pop %eax /* syscall number */ 398269e767SBrooks Davis push %ecx 408269e767SBrooks Davis int $0x80 418269e767SBrooks Davis push %ecx /* need to push a word to keep stack frame intact 428269e767SBrooks Davis upon return; the word must be the return address. */ 438269e767SBrooks Davis jb HIDENAME(cerror) 448269e767SBrooks Davis ret 458269e767SBrooks DavisEND(syscall) 468269e767SBrooks Davis 47*39a15d74SBrooks DavisPSEUDO(syscall) 48*39a15d74SBrooks Davis 498269e767SBrooks Davis .section .note.GNU-stack,"",%progbits 50