2008-03-20 01:11:05 +01:00
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/*
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*
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* It is derived from the x86info project, which is GPLv2-licensed.
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*
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* Copyright (C) 2001-2007 Dave Jones <davej@codemonkey.org.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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/* calling syntax: docpuid(idx,eax,ebx,ecx,edx) */
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2010-04-27 08:56:47 +02:00
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2008-03-20 01:11:05 +01:00
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.align 4
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.text
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.global docpuid
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.type docpuid,@function
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docpuid:
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pushl %ebp
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movl %esp, %ebp
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pushl %edi
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pushl %ebx
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pushl %ecx
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pushl %edx
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movl 8(%ebp),%eax
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cpuid
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movl 12(%ebp),%edi
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test %edi,%edi
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jz L1
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movl %eax, (%edi)
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L1: movl 16(%ebp),%edi
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test %edi,%edi
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jz L2
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movl %ebx,(%edi)
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L2: movl 20(%ebp),%edi
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test %edi,%edi
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jz L3
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movl %ecx,(%edi)
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L3: movl 24(%ebp), %edi
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test %edi,%edi
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jz L4
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movl %edx,(%edi)
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L4: popl %edx
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popl %ecx
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popl %ebx
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popl %edi
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movl %ebp,%esp
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popl %ebp
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ret
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.section .note.GNU-stack,"", @progbits
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