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[v1.05] Add support for frequency measurement in ARM (had to move bind_to_cpu to common dir)

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Dr-Noob
2024-02-16 23:37:37 +01:00
parent 72eee0e08e
commit d71a461d83
10 changed files with 114 additions and 54 deletions
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39
src/x86/apic.c
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@@ -1,14 +1,3 @@
#ifdef _WIN32
#define NOMINMAX
#include <windows.h>
#elif defined __linux__
#define _GNU_SOURCE
#include <sched.h>
#elif defined __FreeBSD__
#include <sys/param.h>
#include <sys/cpuset.h>
#endif
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
@@ -72,34 +61,6 @@ uint32_t get_apic_id(bool x2apic_id) {
}
}
#ifndef __APPLE__
bool bind_to_cpu(int cpu_id) {
#ifdef _WIN32
HANDLE process = GetCurrentProcess();
DWORD_PTR processAffinityMask = 1 << cpu_id;
return SetProcessAffinityMask(process, processAffinityMask);
#elif defined __linux__
cpu_set_t currentCPU;
CPU_ZERO(&currentCPU);
CPU_SET(cpu_id, &currentCPU);
if (sched_setaffinity (0, sizeof(currentCPU), &currentCPU) == -1) {
printWarn("sched_setaffinity: %s", strerror(errno));
return false;
}
return true;
#elif defined __FreeBSD__
cpuset_t currentCPU;
CPU_ZERO(&currentCPU);
CPU_SET(cpu_id, &currentCPU);
if(cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID, -1, sizeof(cpuset_t), &currentCPU) == -1) {
printWarn("cpuset_setaffinity: %s", strerror(errno));
return false;
}
return true;
#endif
}
#endif
#ifdef __linux__
int get_total_cores_module(int total_cores, int module) {
int total_modules = 2;

4
src/x86/apic.h
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@@ -17,10 +17,6 @@ struct apic {
bool get_topology_from_apic(struct cpuInfo* cpu, struct topology* topo);
uint32_t is_smt_enabled_amd(struct topology* topo);
#ifndef __APPLE__
bool bind_to_cpu(int cpu_id);
#endif
#ifdef __linux__
int get_total_cores_module(int total_cores, int module);
#endif

3
src/x86/cpuid.c
View File

@@ -967,7 +967,8 @@ struct frequency* get_frequency_info(struct cpuInfo* cpu) {
#ifdef __linux__
if (freq->max == UNKNOWN_DATA) {
printWarn("All previous methods failed, measuring CPU frequency");
freq->max = measure_max_frequency();
// TODO: Support hybrid architectures
freq->max = measure_max_frequency(0);
}
#endif