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CPU: remove support of min freq detection

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This commit is contained in:
Carter Li
2024-07-17 09:29:18 +08:00
committed by 李通洲
parent d1609ea96b
commit c0de618177
6 changed files with 11 additions and 35 deletions
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src/detection/cpu/cpu.h
-1
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@@ -21,7 +21,6 @@ typedef struct FFCPUResult
double frequencyBase; // GHz
double frequencyMax; // GHz
double frequencyMin; // GHz
double frequencyBiosLimit; // GHz
FFCPUCore coreTypes[16]; // number of P cores, E cores, etc.
src/detection/cpu/cpu_apple.c
+11 -15
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@@ -2,6 +2,7 @@
#include "common/sysctl.h"
#include "detection/temps/temps_apple.h"
#include "util/stringUtils.h"
#include "util/apple/cf_helpers.h"
static double detectCpuTemp(const FFstrbuf* cpuName)
{
@@ -43,23 +44,19 @@ static const char* detectFrequency(FFCPUResult* cpu)
if (!IOObjectConformsTo(entryDevice, "AppleARMIODevice"))
return "\"pmgr\" should conform to \"AppleARMIODevice\"";
FF_CFTYPE_AUTO_RELEASE CFMutableDictionaryRef properties = NULL;
if (IORegistryEntryCreateCFProperties(entryDevice, &properties, kCFAllocatorDefault, kNilOptions) != kIOReturnSuccess)
return "IORegistryEntryCreateCFProperties() failed";
uint32_t pMin, eMin, aMax, pCoreLength;
if (ffCfDictGetData(properties, CFSTR("voltage-states5-sram"), 0, 4, (uint8_t*) &pMin, &pCoreLength) != NULL) // pCore
FF_CFTYPE_AUTO_RELEASE CFDataRef pFreqProperty = (CFDataRef) IORegistryEntryCreateCFProperty(entryDevice, CFSTR("voltage-states5-sram"), kCFAllocatorDefault, kNilOptions);
if (CFGetTypeID(pFreqProperty) != CFDataGetTypeID())
return "\"voltage-states5-sram\" in \"pmgr\" is not found";
if (ffCfDictGetData(properties, CFSTR("voltage-states1-sram"), 0, 4, (uint8_t*) &eMin, NULL) != NULL) // eCore
return "\"voltage-states1-sram\" in \"pmgr\" is not found";
cpu->frequencyMin = (pMin < eMin ? pMin : eMin) / (1000.0 * 1000 * 1000);
// voltage-states5-sram stores supported frequencies of pcores from the lowest to the highest
CFIndex pCoreFreqLength = CFDataGetLength(pFreqProperty);
uint32_t* pStart = (uint32_t*) CFDataGetBytePtr(pFreqProperty);
uint32_t pMax = 0;
for (CFIndex i = 0; i < pCoreFreqLength && pStart[i] > 0; i += 4)
pMax = pMax > pStart[i] ? pMax : pStart[i];
if (pCoreLength >= 8)
{
ffCfDictGetData(properties, CFSTR("voltage-states5-sram"), pCoreLength - 8, 4, (uint8_t*) &aMax, NULL);
cpu->frequencyMax = aMax / (1000.0 * 1000 * 1000);
}
if (pMax > 0)
cpu->frequencyMax = pMax / 1000.0 / 1000.0 / 1000.0;
return NULL;
}
@@ -67,7 +64,6 @@ static const char* detectFrequency(FFCPUResult* cpu)
static const char* detectFrequency(FFCPUResult* cpu)
{
cpu->frequencyBase = ffSysctlGetInt64("hw.cpufrequency", 0) / 1000.0 / 1000.0 / 1000.0;
cpu->frequencyMin = ffSysctlGetInt64("hw.cpufrequency_min", 0) / 1000.0 / 1000.0 / 1000.0;
cpu->frequencyMax = ffSysctlGetInt64("hw.cpufrequency_max", 0) / 1000.0 / 1000.0 / 1000.0;
if(cpu->frequencyBase != cpu->frequencyBase)
{
src/detection/cpu/cpu_bsd.c
-6
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@@ -48,11 +48,6 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
{
// MHz/Watts pairs like: 2501/32000 2187/27125 2000/24000
uint32_t fmax = (uint32_t) strtoul(buffer.chars, NULL, 10);
uint32_t fmin = fmax;
uint32_t i = ffStrbufLastIndexC(&buffer, ' ');
if (i < buffer.length)
fmin = (uint32_t) strtoul(buffer.chars + i + 1, NULL, 10);
if (!(cpu->frequencyMin <= fmin)) cpu->frequencyMin = fmin; // Counting for NaN
if (!(cpu->frequencyMax >= fmax)) cpu->frequencyMax = fmax;
if (options->showPeCoreCount)
@@ -66,7 +61,6 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
}
}
}
cpu->frequencyMin /= 1000;
cpu->frequencyMax /= 1000;
int clockRate = ffSysctlGetInt("hw.clockrate", 0);
src/detection/cpu/cpu_linux.c
-9
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@@ -165,14 +165,6 @@ static bool detectFrequency(FFCPUResult* cpu, const FFCPUOptions* options)
else
cpu->frequencyMax = fmax;
}
uint32_t fmin = getFrequency(&path, "/cpuinfo_min_freq", "/scaling_min_freq", &buffer);
if (fmin > 0)
{
if (cpu->frequencyMin == cpu->frequencyMin)
cpu->frequencyMin = cpu->frequencyMin < fmin ? cpu->frequencyMin : fmin;
else
cpu->frequencyMin = fmin;
}
if (options->showPeCoreCount)
{
@@ -189,7 +181,6 @@ static bool detectFrequency(FFCPUResult* cpu, const FFCPUOptions* options)
}
cpu->frequencyBase /= 1e6;
cpu->frequencyMax /= 1e6;
cpu->frequencyMin /= 1e6;
cpu->frequencyBiosLimit /= 1e6;
return true;
}
src/modules/cpu/cpu.c
-3
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@@ -17,7 +17,6 @@ void ffPrintCPU(FFCPUOptions* options)
{
FFCPUResult cpu = {
.temperature = FF_CPU_TEMP_UNSET,
.frequencyMin = 0.0/0.0,
.frequencyMax = 0.0/0.0,
.frequencyBase = 0.0/0.0,
.frequencyBiosLimit = 0.0/0.0,
@@ -202,7 +201,6 @@ void ffGenerateCPUJsonResult(FFCPUOptions* options, yyjson_mut_doc* doc, yyjson_
{
FFCPUResult cpu = {
.temperature = FF_CPU_TEMP_UNSET,
.frequencyMin = 0.0/0.0,
.frequencyMax = 0.0/0.0,
.frequencyBase = 0.0/0.0,
.frequencyBiosLimit = 0.0/0.0,
@@ -234,7 +232,6 @@ void ffGenerateCPUJsonResult(FFCPUOptions* options, yyjson_mut_doc* doc, yyjson_
yyjson_mut_val* frequency = yyjson_mut_obj_add_obj(doc, obj, "frequency");
yyjson_mut_obj_add_real(doc, frequency, "base", cpu.frequencyBase);
yyjson_mut_obj_add_real(doc, frequency, "max", cpu.frequencyMax);
yyjson_mut_obj_add_real(doc, frequency, "min", cpu.frequencyMin);
yyjson_mut_obj_add_real(doc, frequency, "biosLimit", cpu.frequencyBiosLimit);
yyjson_mut_val* coreTypes = yyjson_mut_obj_add_arr(doc, obj, "coreTypes");
src/modules/loadavg/loadavg.c
-1
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@@ -30,7 +30,6 @@ void ffPrintLoadavg(FFLoadavgOptions* options)
{
FFCPUResult cpu = {
.temperature = FF_CPU_TEMP_UNSET,
.frequencyMin = 0.0/0.0,
.frequencyMax = 0.0/0.0,
.frequencyBase = 0.0/0.0,
.frequencyBiosLimit = 0.0/0.0,