X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/c0fea4742e91338fffdcf79f86a7c1d5e2b97eb1..13f56ec4e58bf8687e2a68032c093c0213dd519b:/osfmk/i386/cpu_threads.h diff --git a/osfmk/i386/cpu_threads.h b/osfmk/i386/cpu_threads.h index 5f7931cba..a576ef70d 100644 --- a/osfmk/i386/cpu_threads.h +++ b/osfmk/i386/cpu_threads.h @@ -1,56 +1,87 @@ /* - * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2003-2008 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. + * 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. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * 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 OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * 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_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #ifndef _I386_CPU_THREADS_H_ #define _I386_CPU_THREADS_H_ -#include #include +#include +#include -struct pmc; - -typedef struct { - int base_cpu; /* Number of the cpu first in core */ - int num_threads; /* Number of threads (logical cpus) */ - int active_threads; /* Number of non-halted thredas */ - struct pmc *pmc; /* Pointer to perfmon data */ -} cpu_core_t; - +/* + * These are defined here rather than in cpu_topology.h so as to keep + * cpu_topology.h from having a dependency on cpu_data.h. + */ #define CPU_THREAD_MASK 0x00000001 #define cpu_to_core_lapic(cpu) (cpu_to_lapic[cpu] & ~CPU_THREAD_MASK) #define cpu_to_core_cpu(cpu) (lapic_to_cpu[cpu_to_core_lapic(cpu)]) #define cpu_to_logical_cpu(cpu) (cpu_to_lapic[cpu] & CPU_THREAD_MASK) #define cpu_is_core_cpu(cpu) (cpu_to_logical_cpu(cpu) == 0) -#define cpu_to_core(cpu) (cpu_datap(cpu)->cpu_core) +#define _cpu_to_lcpu(cpu) (&cpu_datap(cpu)->lcpu) +#define _cpu_to_core(cpu) (_cpu_to_lcpu(cpu)->core) +#define _cpu_to_package(cpu) (_cpu_to_core(cpu)->package) + +#define cpu_to_lcpu(cpu) ((cpu_datap(cpu) != NULL) ? _cpu_to_lcpu(cpu) : NULL) +#define cpu_to_core(cpu) ((cpu_to_lcpu(cpu) != NULL) ? _cpu_to_lcpu(cpu)->core : NULL) +#define cpu_to_die(cpu) ((cpu_to_lcpu(cpu) != NULL) ? _cpu_to_lcpu(cpu)->die : NULL) +#define cpu_to_package(cpu) ((cpu_to_lcpu(cpu) != NULL) ? _cpu_to_lcpu(cpu)->package : NULL) /* Fast access: */ -#define cpu_core() ((cpu_core_t *) get_cpu_core()) +#define x86_lcpu() (¤t_cpu_datap()->lcpu) +#define x86_core() (x86_lcpu()->core) +#define x86_die() (x86_lcpu()->die) +#define x86_package() (x86_lcpu()->package) #define cpu_is_same_core(cpu1,cpu2) (cpu_to_core(cpu1) == cpu_to_core(cpu2)) +#define cpu_is_same_die(cpu1,cpu2) (cpu_to_die(cpu1) == cpu_to_die(cpu2)) +#define cpu_is_same_package(cpu1,cpu2) (cpu_to_package(cpu1) == cpu_to_package(cpu2)) +#define cpus_share_cache(cpu1,cpu2,_cl) (cpu_to_lcpu(cpu1)->caches[_cl] == cpu_to_lcpu(cpu2)->caches[_cl]) + +extern decl_simple_lock_data(, x86_topo_lock); extern void *cpu_thread_alloc(int); extern void cpu_thread_init(void); extern void cpu_thread_halt(void); -extern int idlehalt; +extern void x86_set_lcpu_numbers(x86_lcpu_t *lcpu); +extern void x86_set_core_numbers(x86_core_t *core, x86_lcpu_t *lcpu); +extern void x86_set_die_numbers(x86_die_t *die, x86_lcpu_t *lcpu); +extern void x86_set_pkg_numbers(x86_pkg_t *pkg, x86_lcpu_t *lcpu); + +extern x86_topology_parameters_t topoParms; + +extern boolean_t topo_dbg; +#define TOPO_DBG(x...) \ + do { \ + if (topo_dbg) \ + kprintf(x); \ + } while (0) \ + +extern void validate_topology(void); #endif /* _I386_CPU_THREADS_H_ */