projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 89b3af67 A |
1 | /* |
| 2 | * Copyright (c) 2000-2005 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 | * Header files for the Low Memory Globals (lg) | |
| 30 | */ | |
| 31 | #ifndef _LOW_MEMORY_GLOBALS_H_ | |
| 32 | #define _LOW_MEMORY_GLOBALS_H_ | |
| 33 | ||
| 34 | #include <mach/mach_types.h> | |
| 35 | #include <mach/vm_types.h> | |
| 36 | #include <mach/machine/vm_types.h> | |
| 37 | #include <mach/vm_prot.h> | |
| 38 | ||
| 39 | /* | |
| 40 | * Don't change these structures unless you change the corresponding assembly code | |
| 41 | * which is in lowmem_vectors.s | |
| 42 | */ | |
| 43 | ||
| 44 | /* | |
| 45 | * This is where we put constants, pointers, and data areas that must be accessed | |
| 46 | * quickly through assembler. They are designed to be accessed directly with | |
| 47 | * absolute addresses, not via a base register. This is a global area, and not | |
| 48 | * per processor. | |
| 49 | */ | |
| 50 | ||
| 51 | #pragma pack(4) /* Make sure the structure stays as we defined it */ | |
| 52 | typedef struct lowglo { | |
| 53 | ||
| 54 | unsigned char lgVerCode[8]; /* 0x2000 System verification code */ | |
| 55 | unsigned long long lgZero; /* 0x2008 Double constant 0 */ | |
| 56 | uint32_t lgRsv010[3]; /* 0x2010 Reserved */ | |
| 57 | uint32_t lgVersion; /* 0x201C Pointer to kernel version string */ | |
| 58 | uint32_t lgRsv020[280]; /* 0X2020 Reserved */ | |
| 59 | uint32_t lgKmodptr; /* 0x2480 Pointer to kmod, debugging aid */ | |
| 60 | uint32_t lgTransOff; /* 0x2484 Pointer to kdp_trans_off, debugging aid */ | |
| 61 | uint32_t lgRsv028; /* 0x2488 Reserved */ | |
| 62 | uint32_t lgDevSlot1; /* 0x248C For developer use */ | |
| 63 | uint32_t lgDevSlot2; /* 0x2490 For developer use */ | |
| 64 | uint32_t lgRsv494[731]; /* Reserved - push to 1 page */ | |
| 65 | } lowglo; | |
| 66 | ||
| 67 | ||
| 68 | #endif /* _LOW_MEMORY_GLOBALS_H_ */ |