projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 91447636 A |
1 | /* |
| 2 | * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 6 | * The contents of this file constitute Original Code as defined in and | |
| 7 | * are subject to the Apple Public Source License Version 1.1 (the | |
| 8 | * "License"). You may not use this file except in compliance with the | |
| 9 | * License. Please obtain a copy of the License at | |
| 10 | * http://www.apple.com/publicsource and read it before using this file. | |
| 11 | * | |
| 12 | * This Original Code and all software distributed under the License are | |
| 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the | |
| 17 | * License for the specific language governing rights and limitations | |
| 18 | * under the License. | |
| 19 | * | |
| 20 | * @APPLE_LICENSE_HEADER_END@ | |
| 21 | */ | |
| 22 | /* | |
| 23 | * Machine independent per processor data. | |
| 24 | */ | |
| 25 | ||
| 26 | #ifndef _KERN_PROCESSOR_DATA_H_ | |
| 27 | #define _KERN_PROCESSOR_DATA_H_ | |
| 28 | ||
| 29 | /* | |
| 30 | * #include kern/processor.h instead of this file. | |
| 31 | */ | |
| 32 | ||
| 33 | #ifdef MACH_KERNEL_PRIVATE | |
| 34 | ||
| 35 | #include <ipc/ipc_kmsg.h> | |
| 36 | #include <kern/timer.h> | |
| 37 | ||
| 38 | struct processor_data { | |
| 39 | /* Processor state statistics */ | |
| 40 | integer_t cpu_ticks[CPU_STATE_MAX]; | |
| 41 | ||
| 42 | #if !STAT_TIME | |
| 43 | /* Current execution timer */ | |
| 44 | timer_t current_timer; | |
| 45 | timer_data_t offline_timer; | |
| 46 | #endif /* STAT_TIME */ | |
| 47 | ||
| 48 | /* Kernel stack cache */ | |
| 49 | struct stack_cache { | |
| 50 | vm_offset_t free; | |
| 51 | unsigned int count; | |
| 52 | } stack_cache; | |
| 53 | ||
| 54 | /* Pending timer callouts */ | |
| 55 | queue_head_t timer_call_queue; | |
| 56 | ||
| 57 | /* VM event counters */ | |
| 58 | vm_statistics_data_t vm_stat; | |
| 59 | ||
| 60 | /* IPC free message cache */ | |
| 61 | struct ikm_cache { | |
| 62 | #define IKM_STASH 16 | |
| 63 | ipc_kmsg_t entries[IKM_STASH]; | |
| 64 | unsigned int avail; | |
| 65 | } ikm_cache; | |
| 66 | ||
| 67 | int slot_num; | |
| 68 | }; | |
| 69 | ||
| 70 | typedef struct processor_data processor_data_t; | |
| 71 | ||
| 72 | #define PROCESSOR_DATA(processor, member) \ | |
| 73 | (processor)->processor_data.member | |
| 74 | ||
| 75 | extern void processor_data_init( | |
| 76 | processor_t processor); | |
| 77 | ||
| 78 | #endif /* MACH_KERNEL_PRIVATE */ | |
| 79 | ||
| 80 | #endif /* _KERN_PROCESSOR_DATA_H_ */ |