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/* Copyright (C) 2010 - 2013 UNISYS CORPORATION
* All rights reserved.
*
* 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; either version 2 of the License, or (at
* your option) any later version.
*
* 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, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for more
* details.
*/
/* Linux GCC Version (32-bit and 64-bit) */
static inline unsigned long
__unisys_vmcall_gnuc(unsigned long tuple, unsigned long reg_ebx,
unsigned long reg_ecx)
{
unsigned long result = 0;
unsigned int cpuid_eax, cpuid_ebx, cpuid_ecx, cpuid_edx;
cpuid(0x00000001, &cpuid_eax, &cpuid_ebx, &cpuid_ecx, &cpuid_edx);
if (!(cpuid_ecx & 0x80000000))
return -1;
__asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
"a"(tuple), "b"(reg_ebx), "c"(reg_ecx));
return result;
}
static inline unsigned long
__unisys_extended_vmcall_gnuc(unsigned long long tuple,
unsigned long long reg_ebx,
unsigned long long reg_ecx,
unsigned long long reg_edx)
{
unsigned long result = 0;
unsigned int cpuid_eax, cpuid_ebx, cpuid_ecx, cpuid_edx;
cpuid(0x00000001, &cpuid_eax, &cpuid_ebx, &cpuid_ecx, &cpuid_edx);
if (!(cpuid_ecx & 0x80000000))
return -1;
__asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
"a"(tuple), "b"(reg_ebx), "c"(reg_ecx), "d"(reg_edx));
return result;
}
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