Subversion Repositories shark

/*
 *
 *
 *
 */

#include <ll/i386/cons.h>
#include <kernel/func.h>

#include <fs/bdevinit.h>
#include <fs/bdev.h>

#include <stdlib.h>
#include <string.h>

#include "common.h"

#define DISKDEVICE "ide/hda"

#define TEST_MB  16

#define NUMBLOCK (TEST_MB*1024l*1024l/512l)

__dev_t dev;

__uint8_t buffer[2048];

int main(int argc,char *argv[])
{
  __blkcnt_t blk;
  int res;
  int errors;
  TIME sttime,etime;

  showmessage("\n"
              "This test read data from first hard disk to test\n"
              "disk throughtput.\n"
              "Remeber that the reads are made block by block so\n"
              "don't worry if you see a low throughtput.\n"
              );
 
  dev=bdev_find_byname(DISKDEVICE);
  if (dev<0) {
    cprintf("\nCan't find device to operate with\n");
    return -1;
  }
  cprintf("\nUsing device %s (dev=%04x)\n",DISKDEVICE,dev);

  cprintf("Please wait (reading %i MB linearly?!?)...",TEST_MB);

  sttime=sys_gettime(NULL);  
  errors=0;
  for (blk=0;blk<NUMBLOCK;blk++) {
    res=bdev_read(dev,blk,buffer);
    //res=bdev_seek(dev,blk);
    if (res!=0) errors++;
  }
  etime=sys_gettime(NULL)-sttime;

  cprintf("\nDone\n\n");
  cprintf("elapse time    : %li sec %li msec\n",
          etime/1000000l,
          (etime/1000l)%1000l);
  cprintf("throughtput    : %6.3f MB/s\n",
          NUMBLOCK*512.0/1024.0/1024.0/etime*1000000.0);
  //cprintf("soft reset made: %i\n",ide[0].errors);
  cprintf("errors         : %i\n",errors);
  cprintf("\n");
 
  return 0;
}