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Viewing changes to libsysinfo-0.1.0/Linux/cpuinfo_arm.c

  • Committer: Bazaar Package Importer
  • Author(s): Daniel Baumann
  • Date: 2008-06-20 09:19:00 UTC
  • mfrom: (4.1.2 intrepid)
  • Revision ID: james.westby@ubuntu.com-20080620091900-4xzuv7c7ntxvs7wt
Tags: 5.03-4
* Adding patch to fix FTBFS on s390x.
* Updating to standards 3.8.0.

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libsysinfo-0.1.0/Linux/cpuinfo_arm.c
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/* Re-written from scratch 3 March 2001      */
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/* Handles arm chips on Linux architecture   */
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/* by Vince Weaver <vince@deater.net>        */
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>  /* atof */
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#include "../sysinfo.h"
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#include "../include/generic.h"
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int get_cpu_info(cpu_info_t *cpu_info) {
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    FILE *fff;
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    char temp_string[256]; 
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    char vendor_string[256],model_string[256],hardware_string[256];
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    int cpu_count=0;
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    float bogomips=0.0;
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    vendor_string[0]=model_string[0]=hardware_string[0]=0;
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       /* We get all of our info here from /proc/cpuinfo */
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    if ((fff=fopen(get_cpuinfo_file(),"r") )!=NULL) {
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       while ( (fgets(temp_string,255,fff)!=NULL) ) {
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          if ( !(strncmp(temp_string,"Processor",9))) {
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             strncpy(vendor_string,parse_line(temp_string),256);
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             clip_lf(vendor_string,255);
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          }       
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          if ( !(strncmp(temp_string,"Processor",9))) {
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             strncpy(model_string,parse_line(temp_string),256);
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             clip_lf(model_string,255);
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          }       
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          if ( !(strncmp(temp_string,"cpu",3))) {
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             strncpy(model_string,parse_line(temp_string),256);
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             clip_lf(model_string,255);
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          }
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             /* Huge big ugly hack */
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          if (strstr(model_string,"sa11")!=NULL) {
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             strncpy(model_string,"StrongARM",16);
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          } else
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          if (strstr(model_string,"StrongARM")!=NULL) {
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             strncpy(model_string,"StrongARM",14);
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          } else
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          if (strstr(model_string,"XScale")!=NULL) {
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             strncpy(model_string,"XScale",14);
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          } else            
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          if (strstr(model_string,"710")!=NULL) {
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             strncpy(model_string,"710",4);
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          } else
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          if (strstr(model_string,"940")!=NULL) {
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             strncpy(model_string,"940",4);
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          } 
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             /* Ugh why must people play with capitalization */
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          if ( !(strncmp(temp_string,"bogomips",8)) ||
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               !(strncmp(temp_string,"BogoMips",8)) ||
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               !(strncmp(temp_string,"BogoMIPS",8))) {
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             bogomips+=atof(parse_line(temp_string));
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             cpu_count++;  /* Cheating way to detect number of intel CPU's */
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          }
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       }
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    }
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    strncpy(cpu_info->chip_vendor,vendor_string,32);
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    strncpy(cpu_info->chip_type,model_string,63);
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       /* This done off of only 2 cpuinfos, so probably not the best */
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    if (!strncmp(vendor_string,"ARM",3)) {
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       strncpy(cpu_info->chip_vendor,"ARM",4);
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//       sscanf(vendor_string,"%s %s %s",throw_away,throw_away,cpu_info->chip_type);
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    }
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    else
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    if (!strncmp(vendor_string,"Intel",5)){
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       strncpy(cpu_info->chip_vendor,"Intel",6);
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    }
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    else strncpy(cpu_info->chip_vendor,"ARM",4);
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    cpu_info->num_cpus=cpu_count;
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    cpu_info->megahertz=0.0;
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    cpu_info->bogomips=bogomips;
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    return 0;
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}
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int get_hardware(char hardware_string[65]) {
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    char temp_string[256];
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    FILE *fff;
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    if ((fff=fopen(get_cpuinfo_file(),"r") )!=NULL) {
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       while ( (fgets(temp_string,255,fff)!=NULL) ) {
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          if (!(strncmp(temp_string,"Hardware",8))) {
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             strncpy(hardware_string,parse_line(temp_string),64);
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          }
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       }
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    }
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    return 1;
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}
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    /* Some architectures might have better ways of detecting RAM size */
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long int get_arch_specific_mem_size(void) {
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       /* We have no special way of detecting RAM */
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       return -1;
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}