/*
 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code 
 * as defined in and that are subject to the Apple Public Source License 
 * Version 2.0 (the 'License'). You may not use this file except in 
 * compliance with the License.  The rights granted to you under the 
 * License may not be used to create, or enable the creation or 
 * redistribution of, unlawful or unlicensed copies of an Apple operating 
 * system, or to circumvent, violate, or enable the circumvention or 
 * violation of, any terms of an Apple operating system software license 
 * agreement.
 *
 * Please obtain a copy of the License at 
 * http://www.opensource.apple.com/apsl/ and read it before using this 
 * file.
 *
 * The Original Code and all software distributed under the License are 
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
 * Please see the License for the specific language governing rights and 
 * limitations under the License.
 *
 * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
 */
/*
 *		Header files for the Low Memory Globals (lg) 
 */
#ifndef	_LOW_MEMORY_GLOBALS_H_
#define	_LOW_MEMORY_GLOBALS_H_

#include <mach/mach_types.h>
#include <mach/vm_types.h>
#include <mach/machine/vm_types.h>
#include <mach/vm_prot.h>

/*
 * Don't change these structures unless you change the corresponding assembly code
 * which is in lowmem_vectors.s
 */
 
/* 
 *	This is where we put constants, pointers, and data areas that must be accessed
 *	quickly through assembler.  They are designed to be accessed directly with 
 *	absolute addresses, not via a base register.  This is a global area, and not
 *	per processor.
 */
 
#pragma pack(4)		/* Make sure the structure stays as we defined it */
typedef struct lowglo {

	unsigned char	lgVerCode[8];		/* 0x2000 System verification code */
	unsigned long long lgZero;		/* 0x2008 Double constant 0 */
	uint32_t	lgRsv010[3];		/* 0x2010 Reserved */
	uint32_t	lgVersion;		/* 0x201C Pointer to kernel version string */
	uint32_t	lgRsv020[280];		/* 0X2020 Reserved */
	uint32_t	lgKmodptr;		/* 0x2480 Pointer to kmod, debugging aid */
	uint32_t	lgTransOff;		/* 0x2484 Pointer to kdp_trans_off, debugging aid */
	uint32_t	lgRsv028;		/* 0x2488 Reserved */
	uint32_t	lgDevSlot1;		/* 0x248C For developer use */
	uint32_t	lgDevSlot2;		/* 0x2490 For developer use */
	uint32_t	lgRsv494[731];		/* Reserved - push to 1 page */
} lowglo;


#endif /* _LOW_MEMORY_GLOBALS_H_ */
