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	1	/*
	2	* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_OSREFERENCE_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. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
	14	*
	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
	25	*
	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
	27	*/
	28	/*
	29	* Copyright (c) 1998-9 Apple Computer, Inc. All rights reserved.
	30	*
	31	* DRI: Josh de Cesare
	32	*
	33	*/
	34
	35	#ifndef _IOKIT_APPLENMI_H
	36	#define _IOKIT_APPLENMI_H
	37
	38	#include <IOKit/IOService.h>
	39	#include <IOKit/IOInterrupts.h>
	40
	41	// NMI Interrupt Constants
	42	enum
	43	{
	44	kExtInt9_NMIIntSource = 0x800506E0,
	45	kNMIIntLevelMask = 0x00004000,
	46	kNMIIntMask = 0x00000080
	47	};
	48
	49
	50	class AppleNMI : public IOService
	51	{
	52	OSDeclareDefaultStructors(AppleNMI);
	53
	54	private:
	55	bool enable_debugger;
	56	bool mask_NMI;
	57
	58	struct ExpansionData { };
	59	ExpansionData * reserved; // Reserved for future use
	60
	61	public:
	62	IOService *rootDomain;
	63	virtual bool start(IOService *provider);
	64	virtual IOReturn initNMI(IOInterruptController parentController, OSData parentSource);
	65	virtual IOReturn handleInterrupt(void refCon, IOService nub, int source);
	66
	67	// Power handling methods:
	68	virtual IOReturn powerStateWillChangeTo(IOPMPowerFlags, unsigned long, IOService*);
	69
	70	OSMetaClassDeclareReservedUnused(AppleNMI, 0);
	71	OSMetaClassDeclareReservedUnused(AppleNMI, 1);
	72	OSMetaClassDeclareReservedUnused(AppleNMI, 2);
	73	OSMetaClassDeclareReservedUnused(AppleNMI, 3);
	74	};
	75
	76	#endif /* ! _IOKIT_APPLENMI_H */