/* * This file is part of the coreinfo project. * * It is derived from the x86info project, which is GPLv2-licensed. * * Copyright (C) 2001-2007 Dave Jones * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ /* calling syntax: docpuid(idx,eax,ebx,ecx,edx) */ .align 4 .text .global docpuid .type docpuid,@function docpuid: pushl %ebp movl %esp, %ebp pushl %edi pushl %ebx pushl %ecx pushl %edx movl 8(%ebp),%eax cpuid movl 12(%ebp),%edi test %edi,%edi jz L1 movl %eax, (%edi) L1: movl 16(%ebp),%edi test %edi,%edi jz L2 movl %ebx,(%edi) L2: movl 20(%ebp),%edi test %edi,%edi jz L3 movl %ecx,(%edi) L3: movl 24(%ebp), %edi test %edi,%edi jz L4 movl %edx,(%edi) L4: popl %edx popl %ecx popl %ebx popl %edi movl %ebp,%esp popl %ebp ret .section .note.GNU-stack,"", @progbits