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/*

 *

 *

 *

 */

#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/hda1"

#define NUMBLOCK 1000

__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 RAMDOMLY data from first hard disk to test\n"

              "disk throughtput.\n"

              "Remeber that the reads are made RANDOMLY block by block so\n"

              "don't worry if you see a VERY low throughtput.\n"

              );

  srand(7);

  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 KB ramdomly)...",NUMBLOCK/2);

  sttime=sys_gettime(NULL);  

  errors=0;

  for (blk=0;blk<NUMBLOCK;blk++) {

    res=bdev_read(dev,rand()%5000,buffer);

    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 KB/s\n",

          NUMBLOCK*512.0/1024.0/etime*1000000.0);

  //cprintf("soft reset made: %i\n",ide[0].errors);

  cprintf("errors         : %i\n",errors);

  cprintf("\n");

  return 0;

}