NetBSD-5.0.2/sys/arch/powerpc/powerpc/macho_machdep.c

/*	$NetBSD: macho_machdep.c,v 1.2 2008/04/28 20:23:32 martin Exp $ */

/*-
 * Copyright (c) 2002 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Emmanuel Dreyfus
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: macho_machdep.c,v 1.2 2008/04/28 20:23:32 martin Exp $");
 
#include <sys/systm.h>
#include <sys/types.h>
#include <sys/exec_macho.h>

u_int32_t exec_macho_supported_cpu[] = { MACHO_CPU_TYPE_POWERPC, 0 };

u_long
exec_macho_thread_entry(struct exec_macho_thread_command *tc) {
	switch (tc->flavor) {
	case MACHO_POWERPC_THREAD_STATE: {
		struct exec_macho_powerpc_thread_state *ts =
		   (struct exec_macho_powerpc_thread_state *)
		   (void *)((char *)tc + sizeof(*tc));
		return ts->srr0;
	}

	default:
#ifdef DEBUG_MACHO
		printf("Unknown thread flavor %ld\n", tc->flavor);
#endif
		return 0;
	}
}