/* $Id: vbox-standard.dsl 69500 2017-10-28 15:14:05Z vboxsync $ */ /** @file * VirtualBox ACPI */ /* * Copyright (C) 2006-2017 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. */ DefinitionBlock ("SSDT.aml", "SSDT", 1, "VBOX ", "VBOXCPUT", 2) { // Processor object // #1463: Showing the CPU can make the guest do bad things on it like SpeedStep. // In this case, XP SP2 contains this buggy Intelppm.sys driver which wants to mess // with SpeedStep if it finds a CPU object and when it finds out that it can't, it // tries to unload and crashes (MS probably never tested this code path). // So we enable this ACPI object only for certain guests, which do need it, // if by accident Windows guest seen enabled CPU object, just boot from latest // known good configuration, as it remembers state, even if ACPI object gets disabled. Scope (\_PR) { Processor (CPU0, /* Name */ 0x00, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU1, /* Name */ 0x01, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU2, /* Name */ 0x02, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU3, /* Name */ 0x03, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU4, /* Name */ 0x04, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU5, /* Name */ 0x05, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU6, /* Name */ 0x06, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU7, /* Name */ 0x07, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU8, /* Name */ 0x08, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPU9, /* Name */ 0x09, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUA, /* Name */ 0x0a, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUB, /* Name */ 0x0b, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUC, /* Name */ 0x0c, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUD, /* Name */ 0x0d, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUE, /* Name */ 0x0e, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUF, /* Name */ 0x0f, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUG, /* Name */ 0x10, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUH, /* Name */ 0x11, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUI, /* Name */ 0x12, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUJ, /* Name */ 0x13, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUK, /* Name */ 0x14, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUL, /* Name */ 0x15, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUM, /* Name */ 0x16, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUN, /* Name */ 0x17, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUO, /* Name */ 0x18, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUP, /* Name */ 0x19, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUQ, /* Name */ 0x1a, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUR, /* Name */ 0x1b, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUS, /* Name */ 0x1c, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUT, /* Name */ 0x1d, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUU, /* Name */ 0x1e, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } Processor (CPUV, /* Name */ 0x1f, /* Id */ 0x0, /* Processor IO ports range start */ 0x0 /* Processor IO ports range length */ ) { } } } /* * Local Variables: * comment-start: "//" * End: */