151 lines
4.3 KiB
C++
151 lines
4.3 KiB
C++
/* XMRig
|
|
* Copyright (c) 2018-2021 SChernykh <https://github.com/SChernykh>
|
|
* Copyright (c) 2016-2021 XMRig <support@xmrig.com>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "base/tools/String.h"
|
|
|
|
|
|
#include <array>
|
|
#include <cstring>
|
|
#include <fstream>
|
|
#include <thread>
|
|
|
|
|
|
#if __ARM_FEATURE_CRYPTO && !defined(__APPLE__)
|
|
# include <sys/auxv.h>
|
|
# if !defined(XMRIG_OS_FREEBSD)
|
|
# include <asm/hwcap.h>
|
|
# else
|
|
# include <stdint.h>
|
|
# include <machine/armreg.h>
|
|
# ifndef ID_AA64ISAR0_AES_VAL
|
|
# define ID_AA64ISAR0_AES_VAL ID_AA64ISAR0_AES
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#include "backend/cpu/platform/BasicCpuInfo.h"
|
|
#include "3rdparty/rapidjson/document.h"
|
|
|
|
|
|
#if defined(XMRIG_OS_UNIX)
|
|
namespace xmrig {
|
|
|
|
extern String cpu_name_arm();
|
|
|
|
} // namespace xmrig
|
|
#elif defined(XMRIG_OS_MACOS)
|
|
# include <sys/sysctl.h>
|
|
#endif
|
|
|
|
|
|
xmrig::BasicCpuInfo::BasicCpuInfo() :
|
|
m_threads(std::thread::hardware_concurrency())
|
|
{
|
|
m_units.resize(m_threads);
|
|
for (int32_t i = 0; i < static_cast<int32_t>(m_threads); ++i) {
|
|
m_units[i] = i;
|
|
}
|
|
|
|
# if (XMRIG_ARM == 8)
|
|
memcpy(m_brand, "ARMv8", 5);
|
|
# else
|
|
memcpy(m_brand, "ARMv7", 5);
|
|
# endif
|
|
|
|
# if __ARM_FEATURE_CRYPTO
|
|
# if defined(__APPLE__)
|
|
m_flags.set(FLAG_AES, true);
|
|
# elif defined(XMRIG_OS_FREEBSD)
|
|
uint64_t isar0 = READ_SPECIALREG(id_aa64isar0_el1);
|
|
m_flags.set(FLAG_AES, ID_AA64ISAR0_AES_VAL(isar0) >= ID_AA64ISAR0_AES_BASE);
|
|
# else
|
|
m_flags.set(FLAG_AES, getauxval(AT_HWCAP) & HWCAP_AES);
|
|
# endif
|
|
# endif
|
|
|
|
# if defined(XMRIG_OS_UNIX)
|
|
auto name = cpu_name_arm();
|
|
if (!name.isNull()) {
|
|
strncpy(m_brand, name, sizeof(m_brand) - 1);
|
|
}
|
|
|
|
m_flags.set(FLAG_PDPE1GB, std::ifstream("/sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages").good());
|
|
# elif defined(XMRIG_OS_MACOS)
|
|
size_t buflen = sizeof(m_brand);
|
|
sysctlbyname("machdep.cpu.brand_string", &m_brand, &buflen, nullptr, 0);
|
|
# endif
|
|
}
|
|
|
|
|
|
const char *xmrig::BasicCpuInfo::backend() const
|
|
{
|
|
return "basic/1";
|
|
}
|
|
|
|
|
|
xmrig::CpuThreads xmrig::BasicCpuInfo::threads(const Algorithm &algorithm, uint32_t) const
|
|
{
|
|
# ifdef XMRIG_ALGO_GHOSTRIDER
|
|
if (algorithm.family() == Algorithm::GHOSTRIDER) {
|
|
return CpuThreads(threads(), 8);
|
|
}
|
|
# endif
|
|
|
|
return CpuThreads(threads());
|
|
}
|
|
|
|
|
|
rapidjson::Value xmrig::BasicCpuInfo::toJSON(rapidjson::Document &doc) const
|
|
{
|
|
using namespace rapidjson;
|
|
auto &allocator = doc.GetAllocator();
|
|
|
|
Value out(kObjectType);
|
|
|
|
out.AddMember("brand", StringRef(brand()), allocator);
|
|
out.AddMember("aes", hasAES(), allocator);
|
|
out.AddMember("avx2", false, allocator);
|
|
out.AddMember("x64", is64bit(), allocator); // DEPRECATED will be removed in the next major release.
|
|
out.AddMember("64_bit", is64bit(), allocator);
|
|
out.AddMember("l2", static_cast<uint64_t>(L2()), allocator);
|
|
out.AddMember("l3", static_cast<uint64_t>(L3()), allocator);
|
|
out.AddMember("cores", static_cast<uint64_t>(cores()), allocator);
|
|
out.AddMember("threads", static_cast<uint64_t>(threads()), allocator);
|
|
out.AddMember("packages", static_cast<uint64_t>(packages()), allocator);
|
|
out.AddMember("nodes", static_cast<uint64_t>(nodes()), allocator);
|
|
out.AddMember("backend", StringRef(backend()), allocator);
|
|
out.AddMember("msr", "none", allocator);
|
|
out.AddMember("assembly", "none", allocator);
|
|
|
|
# if (XMRIG_ARM == 8)
|
|
out.AddMember("arch", "aarch64", allocator);
|
|
# else
|
|
out.AddMember("arch", "aarch32", allocator);
|
|
# endif
|
|
|
|
Value flags(kArrayType);
|
|
|
|
if (hasAES()) {
|
|
flags.PushBack("aes", allocator);
|
|
}
|
|
|
|
out.AddMember("flags", flags, allocator);
|
|
|
|
return out;
|
|
}
|