[v1.05] Print a tilde in case the freq was measured (indicating that this value is an approximation)

This commit is contained in:
Dr-Noob
2024-07-08 08:23:56 +01:00
parent 65378aaed9
commit e0095c303d
6 changed files with 24 additions and 8 deletions

View File

@@ -40,12 +40,14 @@ struct cache* get_cache_info(struct cpuInfo* cpu) {
struct frequency* get_frequency_info(uint32_t core) {
struct frequency* freq = emalloc(sizeof(struct frequency));
freq->measured = false;
freq->base = UNKNOWN_DATA;
freq->max = get_max_freq_from_file(core);
#ifdef __linux__
if (freq->max == UNKNOWN_DATA) {
printWarn("Unable to find max frequency from udev, measuring CPU frequency");
freq->max = measure_max_frequency(core);
freq->measured = true;
}
#endif

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@@ -145,17 +145,25 @@ char* get_str_l3(struct cache* cach) {
char* get_str_freq(struct frequency* freq) {
//Max 3 digits and 3 for '(M/G)Hz' plus 1 for '\0'
uint32_t size = (5+1+3+1);
uint32_t size = (1+5+1+3+1);
assert(strlen(STRING_UNKNOWN)+1 <= size);
char* string = emalloc(sizeof(char)*size);
memset(string, 0, sizeof(char)*size);
char* string = ecalloc(size, sizeof(char));
if(freq->max == UNKNOWN_DATA || freq->max < 0)
if(freq->max == UNKNOWN_DATA || freq->max < 0) {
snprintf(string,strlen(STRING_UNKNOWN)+1,STRING_UNKNOWN);
else if(freq->max >= 1000)
snprintf(string,size,"%.3f "STRING_GIGAHERZ,(float)(freq->max)/1000);
else
snprintf(string,size,"%d "STRING_MEGAHERZ,freq->max);
}
else if(freq->max >= 1000) {
if (freq->measured)
snprintf(string,size,"~%.3f "STRING_GIGAHERZ,(float)(freq->max)/1000);
else
snprintf(string,size,"%.3f "STRING_GIGAHERZ,(float)(freq->max)/1000);
}
else {
if (freq->measured)
snprintf(string,size,"~%d "STRING_MEGAHERZ,freq->max);
else
snprintf(string,size,"%d "STRING_MEGAHERZ,freq->max);
}
return string;
}

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@@ -57,6 +57,8 @@ typedef int32_t VENDOR;
struct frequency {
int32_t base;
int32_t max;
// Indicates if max frequency was measured
bool measured;
};
struct hypervisor {

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@@ -146,6 +146,7 @@ struct uarch* get_cpu_uarch(struct cpuInfo* cpu) {
struct frequency* get_frequency_info(void) {
struct frequency* freq = emalloc(sizeof(struct frequency));
freq->measured = false;
freq->max = get_max_freq_from_file(0);
freq->base = get_min_freq_from_file(0);

View File

@@ -19,6 +19,7 @@
struct frequency* get_frequency_info(uint32_t core) {
struct frequency* freq = emalloc(sizeof(struct frequency));
freq->measured = false;
freq->base = UNKNOWN_DATA;
freq->max = get_max_freq_from_file(core);

View File

@@ -923,6 +923,7 @@ struct cache* get_cache_info(struct cpuInfo* cpu) {
struct frequency* get_frequency_info(struct cpuInfo* cpu) {
struct frequency* freq = emalloc(sizeof(struct frequency));
freq->measured = false;
if(cpu->maxLevels < 0x00000016) {
#if defined (_WIN32) || defined (__APPLE__)
@@ -976,6 +977,7 @@ struct frequency* get_frequency_info(struct cpuInfo* cpu) {
printWarn("All previous methods failed, measuring CPU frequency");
// TODO: Support hybrid architectures
freq->max = measure_max_frequency(0);
freq->measured = true;
}
#endif