1/* 2 * Copyright (c) 2010 Apple Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_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. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23#include <arm/arch.h> 24 25#define __APPLE_API_PRIVATE 26#include <machine/cpu_capabilities.h> 27#undef __APPLE_API_PRIVATE 28 29 .text 30 .align 2 31 .globl _cpu_number 32_cpu_number: 33#ifdef _ARM_ARCH_7 34 mrc p15, 0, r0, c13, c0, 3 35 and r0, r0, #3 36#else 37 mov r0, #0 38#endif 39 bx lr 40