diff options
Diffstat (limited to 'indra/llcommon/llprocessor.cpp')
| -rw-r--r-- | indra/llcommon/llprocessor.cpp | 244 |
1 files changed, 221 insertions, 23 deletions
diff --git a/indra/llcommon/llprocessor.cpp b/indra/llcommon/llprocessor.cpp index a783e18e49..434501af77 100644 --- a/indra/llcommon/llprocessor.cpp +++ b/indra/llcommon/llprocessor.cpp @@ -40,6 +40,9 @@ # include <intrin.h> # undef _interlockedbittestandset # undef _interlockedbittestandreset +#if _M_ARM64 +# include <cpuinfo.h> +#endif #endif #include "llsd.h" @@ -439,13 +442,21 @@ static F64 calculate_cpu_frequency(U32 measure_msecs) //// completed now (serialization) //__asm cpuid int cpu_info[4] = {-1}; +#if _M_ARM64 + std::fill(cpu_info, cpu_info + 4, 0); +#else __cpuid(cpu_info, 0); +#endif // We ask the high-res timer for the start time QueryPerformanceCounter((LARGE_INTEGER *) &starttime); // Then we get the current cpu clock and store it +#if _M_ARM64 + start = _ReadStatusReg(ARM64_PMCCNTR_EL0); +#else start = __rdtsc(); +#endif // Now we wart for some msecs _Delay(measure_msecs); @@ -455,7 +466,11 @@ static F64 calculate_cpu_frequency(U32 measure_msecs) QueryPerformanceCounter((LARGE_INTEGER *) &endtime); // And also for the end cpu clock +#if _M_ARM64 + end = _ReadStatusReg(ARM64_PMCCNTR_EL0); +#else end = __rdtsc(); +#endif // Now we can restore the default process and thread priorities SetProcessAffinityMask(hProcess, dwProcessMask); @@ -495,17 +510,60 @@ private: // the other three array elements. The CPU identification string is // not in linear order. The code below arranges the information // in a human readable form. +#if _M_ARM64 + cpuinfo_initialize(); +#else int cpu_info[4] = {-1}; __cpuid(cpu_info, 0); unsigned int ids = (unsigned int)cpu_info[0]; setConfig(eMaxID, (S32)ids); +#endif char cpu_vendor[0x20]; memset(cpu_vendor, 0, sizeof(cpu_vendor)); +#if _M_ARM64 + switch (cpuinfo_get_current_core()->vendor) + { + case cpuinfo_vendor_unknown: + setInfo(eVendor, "Unknown"); + break; + case cpuinfo_vendor_arm: + setInfo(eVendor, "ARM"); + break; + case cpuinfo_vendor_qualcomm: + setInfo(eVendor, "Qualcomm"); + break; + case cpuinfo_vendor_apple: + setInfo(eVendor, "Apple"); + break; + case cpuinfo_vendor_samsung: + setInfo(eVendor, "Samsung"); + break; + case cpuinfo_vendor_nvidia: + setInfo(eVendor, "Nvidia"); + break; + case cpuinfo_vendor_cavium: + setInfo(eVendor, "Cavium"); + break; + case cpuinfo_vendor_broadcom: + setInfo(eVendor, "Broadcom"); + break; + case cpuinfo_vendor_apm: + setInfo(eVendor, "APM"); + break; + case cpuinfo_vendor_huawei: + setInfo(eVendor, "Huawei"); + break; + default: + setInfo(eVendor, "Unknown"); + break; + } +#else *((int*)cpu_vendor) = cpu_info[1]; *((int*)(cpu_vendor+4)) = cpu_info[3]; *((int*)(cpu_vendor+8)) = cpu_info[2]; setInfo(eVendor, cpu_vendor); +#endif std::string cmp_vendor(cpu_vendor); bool is_amd = false; if (cmp_vendor == "AuthenticAMD") @@ -513,6 +571,10 @@ private: is_amd = true; } +#if _M_ARM64 + setInfo(eModel, cpuinfo_get_package(0)->name); + setInfo(eType, cpuinfo_get_uarch(0)->uarch); +#else // Get the information associated with each valid Id for(unsigned int i=0; i<=ids; ++i) { @@ -623,6 +685,7 @@ private: setConfig(eCacheSizeK, (cpu_info[2] >> 16) & 0xffff); } } +#endif } }; @@ -638,6 +701,13 @@ public: { getCPUIDInfo(); uint64_t frequency = getSysctlInt64("hw.cpufrequency"); + if (!frequency) { + auto tbfrequency = getSysctlInt64("hw.tbfrequency"); + struct clockinfo clockrate; + auto clockrate_len = sizeof(clockrate); + if (!sysctlbyname("kern.clockrate", &clockrate, &clockrate_len, NULL, 0)) + frequency = tbfrequency * clockrate.hz; + } setInfo(eFrequency, (F64)frequency / (F64)1000000); } @@ -743,12 +813,14 @@ private: : "0" (level)) #endif +#if __i386__ || __x86_64__ unsigned int eax, ebx, ecx, edx; __cpuid(0x1, eax, ebx, ecx, edx); if(feature_infos[0] != (S32)edx) { LL_WARNS() << "machdep.cpu.feature_bits doesn't match expected cpuid result!" << LL_ENDL; } +#endif // __i386__ || __x86_64__ #endif // LL_RELEASE_FOR_DOWNLOAD @@ -793,20 +865,150 @@ private: } }; +#elif __FreeBSD__ + +#include <sys/sysctl.h> +class LLProcessorInfoFreeBSDImpl : public LLProcessorInfoImpl +{ +public: + LLProcessorInfoFreeBSDImpl() + { + size_t len = 0; + using std::string; + + char cpu_brand_string[0x40]; + len = sizeof cpu_brand_string; + memset(cpu_brand_string, '\0', len); + sysctlbyname("hw.model", (void *)cpu_brand_string, &len, + NULL, 0); + cpu_brand_string[0x3f] = '\0'; + setInfo(eBrandName, cpu_brand_string); + + uint64_t cpu_frequency = 0; + len = sizeof cpu_frequency; + sysctlbyname("hw.clockrate", (void *)&cpu_frequency, &len, + NULL, 0); + setInfo(eFrequency, (F64)cpu_frequency); + + auto dmesgboot = LLFile::fopen("/var/run/dmesg.boot", "rb"); + std::ostringstream s; + if (dmesgboot) { + char line[MAX_STRING]; + memset(line, 0, MAX_STRING); + while (fgets(line, MAX_STRING, dmesgboot)) { + line[strlen(line) - 1] = ' '; + s << line; + s << std::endl; + } + fclose(dmesgboot); + s << std::endl; + } + + auto dmesgboot_str = s.str(); + int decimal; + + auto idx1 = dmesgboot_str.find_first_of("\"") + 1; + auto idx2 = (idx1 != string::npos) + ? dmesgboot_str.find_first_of("\"", idx1) + : string::npos; + auto vendor = dmesgboot_str.substr(idx1, idx2 - idx1); + if (vendor.length() > 0) setInfo(eVendor, vendor.c_str()); + + idx1 = dmesgboot_str.find_first_of("=", idx2); + idx1 = dmesgboot_str.find_first_of("=", idx1 + 1) + 3; + idx2 = dmesgboot_str.find_first_of(" ", idx1); + auto family = dmesgboot_str.substr(idx1, idx2 - idx1); + std::istringstream(family) >> std::hex >> decimal; + setInfo(eFamily, decimal); + setInfo(eFamilyName, compute_CPUFamilyName(vendor.c_str(), + decimal, 0)); + + idx1 = dmesgboot_str.find_first_of("=", idx2) + 3; + idx2 = dmesgboot_str.find_first_of(" ", idx1); + auto model = dmesgboot_str.substr(idx1, idx2 - idx1); + std::istringstream(model) >> std::hex >> decimal; + setInfo(eModel, decimal); + + idx1 = dmesgboot_str.find_first_of("=", idx2) + 1; + idx2 = dmesgboot_str.find_first_of("\n", idx1); + auto stepping = dmesgboot_str.substr(idx1, idx2 - idx1); + setInfo(eStepping, std::stoi(stepping)); + + if (dmesgboot_str.find(",SSE,") != string::npos) + setExtension(cpu_feature_names[eSSE_Ext]); + + if (dmesgboot_str.find(",SSE2,") != string::npos) + setExtension(cpu_feature_names[eSSE2_Ext]); + + if (dmesgboot_str.find("<SSE3,") != string::npos) + setExtension(cpu_feature_names[eSSE3_Features]); + + if (dmesgboot_str.find(",SSSE3,") != string::npos) + setExtension(cpu_feature_names[eSSE3S_Features]); + + if (dmesgboot_str.find(",SSE4.1,") != string::npos) + setExtension(cpu_feature_names[eSSE4_1_Features]); + + if (dmesgboot_str.find(",SSE4.2,") != string::npos) + setExtension(cpu_feature_names[eSSE4_2_Features]); + + if (dmesgboot_str.find(",SSE4A,") != string::npos) + setExtension(cpu_feature_names[eSSE4a_Features]); + } + + virtual ~LLProcessorInfoFreeBSDImpl() {} +}; + #elif LL_LINUX + +// *NOTE:Mani - eww, macros! srry. +#define LLPI_SET_INFO_STRING(llpi_id, cpuinfo_id) \ + if (!cpuinfo[cpuinfo_id].empty()) \ + { setInfo(llpi_id, cpuinfo[cpuinfo_id]);} + +#define LLPI_SET_INFO_INT(llpi_id, cpuinfo_id) \ + {\ + S32 result; \ + if (!cpuinfo[cpuinfo_id].empty() \ + && LLStringUtil::convertToS32(cpuinfo[cpuinfo_id], result)) \ + { setInfo(llpi_id, result);} \ + } + const char CPUINFO_FILE[] = "/proc/cpuinfo"; -class LLProcessorInfoLinuxImpl : public LLProcessorInfoImpl -{ +class LLProcessorInfoLinuxImpl : public LLProcessorInfoImpl { public: - LLProcessorInfoLinuxImpl() - { + LLProcessorInfoLinuxImpl() { get_proc_cpuinfo(); } virtual ~LLProcessorInfoLinuxImpl() {} + private: + F64 getCPUMaxMHZ() + { + // Nicky: We just look into cpu0. In theory we could iterate over all cores + // "/sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_max_freq" + // But those should not fluctuate that much? + std::ifstream fIn { "/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq" }; + + if( !fIn.is_open() ) + return 0.0; + + std::string strLine; + fIn >> strLine; + if( strLine.empty() ) + return 0.0l; + + F64 mhz {}; + if( !LLStringUtil::convertToF64(strLine, mhz ) ) + return 0.0; + + mhz = mhz / 1000.0; + return mhz; + } + void get_proc_cpuinfo() { std::map< std::string, std::string > cpuinfo; @@ -835,32 +1037,25 @@ private: std::string llinename(linename); LLStringUtil::toLower(llinename); std::string lineval( spacespot + 1, nlspot ); - cpuinfo[ llinename ] = lineval; + cpuinfo[ llinename ] = lineval; } fclose(cpuinfo_fp); } -# if LL_X86 -// *NOTE:Mani - eww, macros! srry. -#define LLPI_SET_INFO_STRING(llpi_id, cpuinfo_id) \ - if (!cpuinfo[cpuinfo_id].empty()) \ - { setInfo(llpi_id, cpuinfo[cpuinfo_id]);} - -#define LLPI_SET_INFO_INT(llpi_id, cpuinfo_id) \ - {\ - S32 result; \ - if (!cpuinfo[cpuinfo_id].empty() \ - && LLStringUtil::convertToS32(cpuinfo[cpuinfo_id], result)) \ - { setInfo(llpi_id, result);} \ + F64 mhzFromSys = getCPUMaxMHZ(); + F64 mhzFromProc {}; + if( !LLStringUtil::convertToF64(cpuinfo["cpu mhz"], mhzFromProc ) ) + mhzFromProc = 0.0; + if (mhzFromSys > 1.0 && mhzFromSys > mhzFromProc ) + { + setInfo( eFrequency, mhzFromSys ); } - - F64 mhz; - if (LLStringUtil::convertToF64(cpuinfo["cpu mhz"], mhz) - && 200.0 < mhz && mhz < 10000.0) + else if ( 200.0 < mhzFromProc && mhzFromProc < 10000.0) { - setInfo(eFrequency,(F64)(mhz)); + setInfo(eFrequency,(F64)(mhzFromProc)); } +# if LL_X86 LLPI_SET_INFO_STRING(eBrandName, "model name"); LLPI_SET_INFO_STRING(eVendor, "vendor_id"); @@ -868,7 +1063,7 @@ private: LLPI_SET_INFO_INT(eModel, "model"); - S32 family; + S32 family{}; if (!cpuinfo["cpu family"].empty() && LLStringUtil::convertToS32(cpuinfo["cpu family"], family)) { @@ -973,6 +1168,9 @@ LLProcessorInfo::LLProcessorInfo() : mImpl(NULL) #elif LL_DARWIN static LLProcessorInfoDarwinImpl the_impl; mImpl = &the_impl; +#elif __FreeBSD__ + static LLProcessorInfoFreeBSDImpl the_impl; + mImpl = &the_impl; #else static LLProcessorInfoLinuxImpl the_impl; mImpl = &the_impl; |