/****************************************************************************** * Generic MIB initialisation. * * This is a hack, and should be replaced with SYSINITs * at some point. */ void sysctl_mib_init(void) { cputype = cpu_type(); cpusubtype = cpu_subtype(); cputhreadtype = cpu_threadtype(); #if defined(__i386__) || defined (__x86_64__) cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit; #else #error Unsupported arch #endif /* * Populate the optional portion of the hw.* MIB. * * XXX This could be broken out into parts of the code * that actually directly relate to the functions in * question. */ if (cputhreadtype != CPU_THREADTYPE_NONE) { sysctl_register_oid(&sysctl__hw_cputhreadtype); } #if defined (__i386__) || defined (__x86_64__) /* hw.cpufamily */ cpufamily = cpuid_cpufamily(); /* hw.cacheconfig */ cacheconfig[0] = ml_cpu_cache_sharing(0); cacheconfig[1] = ml_cpu_cache_sharing(1); cacheconfig[2] = ml_cpu_cache_sharing(2); cacheconfig[3] = ml_cpu_cache_sharing(3); cacheconfig[4] = 0; /* hw.cachesize */ cachesize[0] = ml_cpu_cache_size(0); cachesize[1] = ml_cpu_cache_size(1); cachesize[2] = ml_cpu_cache_size(2); cachesize[3] = ml_cpu_cache_size(3); cachesize[4] = 0; /* hw.packages */ packages = roundup(ml_cpu_cache_sharing(0), cpuid_info()->thread_count) / cpuid_info()->thread_count; #else #error unknown architecture #endif /* !__i386__ && !__x86_64 && !__arm__ */ }
static void commpage_populate_one( vm_map_t submap, // commpage32_map or compage64_map char ** kernAddressPtr, // &commPagePtr32 or &commPagePtr64 size_t area_used, // _COMM_PAGE32_AREA_USED or _COMM_PAGE64_AREA_USED commpage_address_t base_offset, // will become commPageBaseOffset commpage_time_data** time_data, // &time_data32 or &time_data64 const char* signature, // "commpage 32-bit" or "commpage 64-bit" vm_prot_t uperm) { uint8_t c1; uint16_t c2; int c4; uint64_t c8; uint32_t cfamily; short version = _COMM_PAGE_THIS_VERSION; next = 0; commPagePtr = (char *)commpage_allocate( submap, (vm_size_t) area_used, uperm ); *kernAddressPtr = commPagePtr; // save address either in commPagePtr32 or 64 commPageBaseOffset = base_offset; *time_data = commpage_addr_of( _COMM_PAGE_TIME_DATA_START ); /* Stuff in the constants. We move things into the comm page in strictly * ascending order, so we can check for overlap and panic if so. * Note: the 32-bit cpu_capabilities vector is retained in addition to * the expanded 64-bit vector. */ commpage_stuff(_COMM_PAGE_SIGNATURE,signature,(int)MIN(_COMM_PAGE_SIGNATURELEN, strlen(signature))); commpage_stuff(_COMM_PAGE_CPU_CAPABILITIES64,&_cpu_capabilities,sizeof(_cpu_capabilities)); commpage_stuff(_COMM_PAGE_VERSION,&version,sizeof(short)); commpage_stuff(_COMM_PAGE_CPU_CAPABILITIES,&_cpu_capabilities,sizeof(uint32_t)); c2 = 32; // default if (_cpu_capabilities & kCache64) c2 = 64; else if (_cpu_capabilities & kCache128) c2 = 128; commpage_stuff(_COMM_PAGE_CACHE_LINESIZE,&c2,2); c4 = MP_SPIN_TRIES; commpage_stuff(_COMM_PAGE_SPIN_COUNT,&c4,4); /* machine_info valid after ml_get_max_cpus() */ c1 = machine_info.physical_cpu_max; commpage_stuff(_COMM_PAGE_PHYSICAL_CPUS,&c1,1); c1 = machine_info.logical_cpu_max; commpage_stuff(_COMM_PAGE_LOGICAL_CPUS,&c1,1); c8 = ml_cpu_cache_size(0); commpage_stuff(_COMM_PAGE_MEMORY_SIZE, &c8, 8); cfamily = cpuid_info()->cpuid_cpufamily; commpage_stuff(_COMM_PAGE_CPUFAMILY, &cfamily, 4); if (next > _COMM_PAGE_END) panic("commpage overflow: next = 0x%08x, commPagePtr = 0x%p", next, commPagePtr); }
/****************************************************************************** * Generic MIB initialisation. * * This is a hack, and should be replaced with SYSINITs * at some point. */ void sysctl_mib_init(void) { cputype = cpu_type(); cpusubtype = cpu_subtype(); cputhreadtype = cpu_threadtype(); #if defined(__i386__) || defined (__x86_64__) cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit; #elif defined(__arm__) kprintf("sysctl_mib_init: NEED ARM DEFINES\n"); #else #error Unsupported arch #endif /* * Populate the optional portion of the hw.* MIB. * * XXX This could be broken out into parts of the code * that actually directly relate to the functions in * question. */ if (cputhreadtype != CPU_THREADTYPE_NONE) { sysctl_register_oid(&sysctl__hw_cputhreadtype); } #if defined (__i386__) || defined (__x86_64__) #define is_capability_set(k) (((_get_cpu_capabilities() & (k)) == (k)) ? 1 : 0) mmx_flag = is_capability_set(kHasMMX); sse_flag = is_capability_set(kHasSSE); sse2_flag = is_capability_set(kHasSSE2); sse3_flag = is_capability_set(kHasSSE3); supplementalsse3_flag = is_capability_set(kHasSupplementalSSE3); sse4_1_flag = is_capability_set(kHasSSE4_1); sse4_2_flag = is_capability_set(kHasSSE4_2); x86_64_flag = is_capability_set(k64Bit); aes_flag = is_capability_set(kHasAES); avx1_0_flag = is_capability_set(kHasAVX1_0); rdrand_flag = is_capability_set(kHasRDRAND); f16c_flag = is_capability_set(kHasF16C); enfstrg_flag = is_capability_set(kHasENFSTRG); /* hw.cpufamily */ cpufamily = cpuid_cpufamily(); /* hw.cacheconfig */ cacheconfig[0] = ml_cpu_cache_sharing(0); cacheconfig[1] = ml_cpu_cache_sharing(1); cacheconfig[2] = ml_cpu_cache_sharing(2); cacheconfig[3] = ml_cpu_cache_sharing(3); cacheconfig[4] = 0; /* hw.cachesize */ cachesize[0] = ml_cpu_cache_size(0); cachesize[1] = ml_cpu_cache_size(1); cachesize[2] = ml_cpu_cache_size(2); cachesize[3] = ml_cpu_cache_size(3); cachesize[4] = 0; /* hw.packages */ packages = roundup(ml_cpu_cache_sharing(0), cpuid_info()->thread_count) / cpuid_info()->thread_count; #elif defined(__arm__) kprintf("sysctl_mib_init: shortcircuiting to finish, reimplement\n"); #else #error unknown architecture #endif /* !__i386__ && !__x86_64 && !__arm__ */ }