1*463db15fSjoerg/* $NetBSD: crt0.S,v 1.4 2018/11/26 17:37:44 joerg Exp $ */ 201bc9d50Sjoerg 37f3cb3d1Smatt/*- 47f3cb3d1Smatt * Copyright (c) 2012 The NetBSD Foundation, Inc. 501bc9d50Sjoerg * All rights reserved. 601bc9d50Sjoerg * 77f3cb3d1Smatt * This code is derived from software contributed to The NetBSD Foundation 87f3cb3d1Smatt * by Matt Thomas of 3am Software Foundry. 97f3cb3d1Smatt * 1001bc9d50Sjoerg * Redistribution and use in source and binary forms, with or without 1101bc9d50Sjoerg * modification, are permitted provided that the following conditions 1201bc9d50Sjoerg * are met: 1301bc9d50Sjoerg * 1. Redistributions of source code must retain the above copyright 1401bc9d50Sjoerg * notice, this list of conditions and the following disclaimer. 1501bc9d50Sjoerg * 2. Redistributions in binary form must reproduce the above copyright 1601bc9d50Sjoerg * notice, this list of conditions and the following disclaimer in the 1701bc9d50Sjoerg * documentation and/or other materials provided with the distribution. 1801bc9d50Sjoerg * 197f3cb3d1Smatt * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 207f3cb3d1Smatt * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 217f3cb3d1Smatt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 227f3cb3d1Smatt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 237f3cb3d1Smatt * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 247f3cb3d1Smatt * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 257f3cb3d1Smatt * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 267f3cb3d1Smatt * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 277f3cb3d1Smatt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 287f3cb3d1Smatt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 297f3cb3d1Smatt * POSSIBILITY OF SUCH DAMAGE. 3001bc9d50Sjoerg */ 3101bc9d50Sjoerg 327f3cb3d1Smatt#include <arm/asm.h> 337f3cb3d1Smatt 34*463db15fSjoergRCSID("$NetBSD: crt0.S,v 1.4 2018/11/26 17:37:44 joerg Exp $") 3501bc9d50Sjoerg 3601bc9d50SjoergSTRONG_ALIAS(_start,__start) 3701bc9d50Sjoerg 3801bc9d50Sjoerg_ENTRY(__start) 39c135af1cSmatt /* 40*463db15fSjoerg * ps_strings is passed in r0 and cleanup in r2. 41*463db15fSjoerg * It should be ps_string in r1 and cleanup in r0. 42c135af1cSmatt */ 43*463db15fSjoerg mov r1, r0 44*463db15fSjoerg mov r0, r2 4501bc9d50Sjoerg 4601bc9d50Sjoerg /* Ensure the stack is properly aligned before calling C code. */ 4701bc9d50Sjoerg bic sp, sp, #7 48c135af1cSmatt 49c135af1cSmatt /* 50c135af1cSmatt * void ___start(void (*cleanup)(void), 51c135af1cSmatt * struct ps_strings *ps_strings); 52c135af1cSmatt */ 5301bc9d50Sjoerg 5401bc9d50Sjoerg b ___start 55