diff options
Diffstat (limited to 'autoAdjust.hpp')
| -rw-r--r-- | autoAdjust.hpp | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/autoAdjust.hpp b/autoAdjust.hpp deleted file mode 100644 index 93a88e8..0000000 --- a/autoAdjust.hpp +++ /dev/null @@ -1,154 +0,0 @@ -#pragma once -#include "jconf.h" -#include "console.h" - -#ifdef _WIN32 -#include <windows.h> -#else -#include <unistd.h> -#endif // _WIN32 - -// Mask bits between h and l and return the value -// This enables us to put in values exactly like in the manual -// For example EBX[31:22] is get_masked(cpu_info[1], 31, 22) -inline int32_t get_masked(int32_t val, int32_t h, int32_t l) -{ - val &= (0x7FFFFFFF >> (31-(h-l))) << l; - return val >> l; -} - -class autoAdjust -{ -public: - - autoAdjust() - { - } - - void printConfig() - { - printer::inst()->print_str("The configuration for 'cpu_threads_conf' in your config file is 'null'.\n"); - printer::inst()->print_str("The miner evaluates your system and prints a suggestion for the section `cpu_threads_conf` to the terminal.\n"); - printer::inst()->print_str("The values are not optimal, please try to tweak the values based on notes in config.txt.\n"); - printer::inst()->print_str("Please copy & paste the block within the asterisks to your config.\n\n"); - - if(!detectL3Size() || L3KB_size < 1024 || L3KB_size > 102400) - { - if(L3KB_size < 1024 || L3KB_size > 102400) - printer::inst()->print_msg(L0, "Autoconf failed: L3 size sanity check failed - %u KB.", L3KB_size); - - printer::inst()->print_msg(L0, "Autoconf failed: Printing config for a single thread. Please try to add new ones until the hashrate slows down."); - printer::inst()->print_str("\n**************** Copy&Paste BEGIN ****************\n\n"); - printer::inst()->print_str("\"cpu_threads_conf\" :\n[\n"); - printer::inst()->print_str(" { \"low_power_mode\" : false, \"no_prefetch\" : true, \"affine_to_cpu\" : false },\n"); - printer::inst()->print_str("],\n\n**************** Copy&Paste END ****************\n"); - return; - } - - printer::inst()->print_msg(L0, "Autoconf L3 size detected at %u KB.", L3KB_size); - - detectCPUConf(); - - printer::inst()->print_msg(L0, "Autoconf core count detected as %u on %s.", corecnt, - linux_layout ? "Linux" : "Windows"); - - printer::inst()->print_str("\n**************** Copy&Paste BEGIN ****************\n\n"); - printer::inst()->print_str("\"cpu_threads_conf\" :\n[\n"); - - uint32_t aff_id = 0; - char strbuf[256]; - for(uint32_t i=0; i < corecnt; i++) - { - bool double_mode; - - if(L3KB_size <= 0) - break; - - double_mode = L3KB_size / 2048 > (int32_t)(corecnt-i); - - snprintf(strbuf, sizeof(strbuf), " { \"low_power_mode\" : %s, \"no_prefetch\" : true, \"affine_to_cpu\" : %u },\n", - double_mode ? "true" : "false", aff_id); - printer::inst()->print_str(strbuf); - - if(!linux_layout || old_amd) - { - aff_id += 2; - - if(aff_id >= corecnt) - aff_id = 1; - } - else - aff_id++; - - if(double_mode) - L3KB_size -= 4096; - else - L3KB_size -= 2048; - } - - printer::inst()->print_str("],\n\n**************** Copy&Paste END ****************\n"); - } - -private: - bool detectL3Size() - { - int32_t cpu_info[4]; - char cpustr[13] = {0}; - - jconf::cpuid(0, 0, cpu_info); - memcpy(cpustr, &cpu_info[1], 4); - memcpy(cpustr+4, &cpu_info[3], 4); - memcpy(cpustr+8, &cpu_info[2], 4); - - if(strcmp(cpustr, "GenuineIntel") == 0) - { - jconf::cpuid(4, 3, cpu_info); - - if(get_masked(cpu_info[0], 7, 5) != 3) - { - printer::inst()->print_msg(L0, "Autoconf failed: Couln't find L3 cache page."); - return false; - } - - L3KB_size = ((get_masked(cpu_info[1], 31, 22) + 1) * (get_masked(cpu_info[1], 21, 12) + 1) * - (get_masked(cpu_info[1], 11, 0) + 1) * (cpu_info[2] + 1)) / 1024; - - return true; - } - else if(strcmp(cpustr, "AuthenticAMD") == 0) - { - jconf::cpuid(0x80000006, 0, cpu_info); - - L3KB_size = get_masked(cpu_info[3], 31, 18) * 512; - - jconf::cpuid(1, 0, cpu_info); - if(get_masked(cpu_info[0], 11, 8) < 0x17) //0x17h is Zen - old_amd = true; - - return true; - } - else - { - printer::inst()->print_msg(L0, "Autoconf failed: Unknown CPU type: %s.", cpustr); - return false; - } - } - - void detectCPUConf() - { -#ifdef _WIN32 - SYSTEM_INFO info; - GetSystemInfo(&info); - corecnt = info.dwNumberOfProcessors; - linux_layout = false; -#else - corecnt = sysconf(_SC_NPROCESSORS_ONLN); - linux_layout = true; -#endif // _WIN32 - } - - int32_t L3KB_size = 0; - uint32_t corecnt; - bool old_amd = false; - bool linux_layout; -}; |
