| 1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
| 3 | * |
| 4 | * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ |
| 5 | * |
| 6 | * This file contains Original Code and/or Modifications of Original Code |
| 7 | * as defined in and that are subject to the Apple Public Source License |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| 9 | * compliance with the License. The rights granted to you under the |
| 10 | * License may not be used to create, or enable the creation or |
| 11 | * redistribution of, unlawful or unlicensed copies of an Apple operating |
| 12 | * system, or to circumvent, violate, or enable the circumvention or |
| 13 | * violation of, any terms of an Apple operating system software license |
| 14 | * agreement. |
| 15 | * |
| 16 | * Please obtain a copy of the License at |
| 17 | * http://www.opensource.apple.com/apsl/ and read it before using this |
| 18 | * file. |
| 19 | * |
| 20 | * The Original Code and all software distributed under the License are |
| 21 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| 22 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 23 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| 24 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 25 | * Please see the License for the specific language governing rights and |
| 26 | * limitations under the License. |
| 27 | * |
| 28 | * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ |
| 29 | */ |
| 30 | /* |
| 31 | * Copyright (C) 1990, NeXT, Inc. |
| 32 | * |
| 33 | * File: next/kern_machdep.c |
| 34 | * Author: John Seamons |
| 35 | * |
| 36 | * Machine-specific kernel routines. |
| 37 | */ |
| 38 | |
| 39 | #include <sys/types.h> |
| 40 | #include <mach/machine.h> |
| 41 | #include <kern/cpu_number.h> |
| 42 | #include <machine/exec.h> |
| 43 | #include <machine/machine_routines.h> |
| 44 | |
| 45 | /********************************************************************** |
| 46 | * Routine: grade_binary() |
| 47 | * |
| 48 | * Function: Keep the API the same between PPC and X86; always say |
| 49 | * any CPU subtype is OK with us, but only OK CPU types |
| 50 | * for which we are actually capable of executing the |
| 51 | * binary, either directly or via an imputed interpreter. |
| 52 | **********************************************************************/ |
| 53 | int |
| 54 | grade_binary(cpu_type_t exectype, cpu_subtype_t execsubtype) |
| 55 | { |
| 56 | switch(exectype) { |
| 57 | case CPU_TYPE_X86: /* native */ |
| 58 | case CPU_TYPE_POWERPC: /* via translator */ |
| 59 | return 1; |
| 60 | case CPU_TYPE_X86_64: /* native 64-bit */ |
| 61 | return (ml_is64bit() && execsubtype == CPU_SUBTYPE_X86_64_ALL) ? 2 : 0; |
| 62 | default: /* all other binary types */ |
| 63 | return 0; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | extern void md_prepare_for_shutdown(int, int, char *); |
| 68 | |
| 69 | void |
| 70 | md_prepare_for_shutdown( |
| 71 | __unused int paniced, |
| 72 | __unused int howto, |
| 73 | __unused char * command) |
| 74 | { |
| 75 | } |